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@ -1,74 +1,79 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* c2010-2011The MiCodewww.micode.net
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Apache2.0
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*
*
*/
package net.micode.notes.data; // 定义包名
package net.micode.notes.data;
import android.content.Context; // 导入Context类用于访问应用程序环境
import android.database.Cursor; // 导入Cursor类用于数据库查询结果的操作
import android.provider.ContactsContract.CommonDataKinds.Phone; // 导入电话相关的常量
import android.provider.ContactsContract.Data; // 导入数据相关的常量
import android.telephony.PhoneNumberUtils; // 导入电话号工具类
import android.util.Log; // 导入日志工具类
import android.content.Context;
import android.database.Cursor;
import android.provider.ContactsContract.CommonDataKinds.Phone;
import android.provider.ContactsContract.Data;
import android.telephony.PhoneNumberUtils;
import android.util.Log;
import java.util.HashMap; // 导入HashMap类用于存储联系人缓存
import java.util.HashMap;
public class Contact { // 定义Contact类
private static HashMap<String, String> sContactCache; //静态哈希表,用于缓存联系人信息
private static final String TAG = "Contact"; // 日志标签
public class Contact {
private static HashMap<String, String> sContactCache;
private static final String TAG = "Contact";
private static final String CALLER_ID_SELECTION = "PHONE_NUMBERS_EQUAL(" + Phone.NUMBER
+ ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'"
+ " AND " + Data.RAW_CONTACT_ID + " IN "
+ ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'"
+ " AND " + Data.RAW_CONTACT_ID + " IN "
+ "(SELECT raw_contact_id "
+ " FROM phone_lookup"
+ " WHERE min_match = '+')"; // 查询条件,用于匹配来电号码
+ " WHERE min_match = '+')";
public static String getContact(Context context, String phoneNumber) { // 获取联系人信息的方法
if(sContactCache == null) { // 检查缓存是否为空
sContactCache = new HashMap<String, String>(); // 初始化联系人缓存
/**
*
*
* @param context
* @param phoneNumber
* @return null
*/
public static String getContact(Context context, String phoneNumber) {
if(sContactCache == null) {
sContactCache = new HashMap<String, String>();
}
if(sContactCache.containsKey(phoneNumber)) { // 如果缓存中存在该电话号码
return sContactCache.get(phoneNumber); // 直接返回缓存中的联系人名称
if(sContactCache.containsKey(phoneNumber)) {
return sContactCache.get(phoneNumber);
}
String selection = CALLER_ID_SELECTION.replace("+",
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber)); // 替换查询条件中的占位符
Cursor cursor = context.getContentResolver().query( // 执行查询
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber));
Cursor cursor = context.getContentResolver().query(
Data.CONTENT_URI,
new String [] { Phone.DISPLAY_NAME }, // 查询返回的字段为联系人显示名称
selection, // 查询条件
new String[] { phoneNumber }, // 查询参数
null); // 排序方式
new String [] { Phone.DISPLAY_NAME },
selection,
new String[] { phoneNumber },
null);
if (cursor != null && cursor.moveToFirst()) { // 如果查询结果不为空且移动到第一条记录
if (cursor != null && cursor.moveToFirst()) {
try {
String name = cursor.getString(0); // 获取联系人名称
sContactCache.put(phoneNumber, name); // 将联系人名称存入缓存
return name; // 返回联系人名称
} catch (IndexOutOfBoundsException e) { // 捕获索引越界异常
Log.e(TAG, " Cursor get string error " + e.toString()); // 记录错误日志
return null; // 返回空
String name = cursor.getString(0);
sContactCache.put(phoneNumber, name);
return name;
} catch (IndexOutOfBoundsException e) {
Log.e(TAG, " Cursor get string error " + e.toString());
return null;
} finally {
cursor.close(); // 关闭游标
cursor.close();
}
} else {
Log.d(TAG, "No contact matched with number:" + phoneNumber); // 记录未找到联系人的日志
return null; // 返回空
Log.d(TAG, "No contact matched with number:" + phoneNumber);
return null;
}
}
}
}

@ -1,105 +1,275 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* c2010-2011The MiCodewww.micode.net
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Apache2.0
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*
*
*/
package net.micode.notes.data; // 定义包名
import android.net.Uri; // 导入Uri类
public class Notes { // 定义Notes类
public static final String AUTHORITY = "micode_notes"; // 内容提供者的权限
public static final String TAG = "Notes"; // 日志标签
public static final int TYPE_NOTE = 0; // 笔记类型常量
public static final int TYPE_FOLDER = 1; // 文件夹类型常量
public static final int TYPE_SYSTEM = 2; // 系统类型常量
public static final int ID_ROOT_FOLDER = 0; // 默认文件夹
public static final int ID_TEMPARAY_FOLDER = -1; // 不属于文件夹的笔记
public static final int ID_CALL_RECORD_FOLDER = -2; // 用于存储通话记录,便于返回
public static final int ID_TRASH_FOLER = -3; // 垃圾站
public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date"; // 提醒日期
public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id"; // 背景颜色ID
public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id"; // 小部件ID
public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type"; // 小部件类型
public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id"; // 文件夹ID
public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date"; // 通话日期
public static final int TYPE_WIDGET_INVALIDE = -1; // 定义无效小部件类型
public static final int TYPE_WIDGET_2X = 0; // 定义2x小部件类型
public static final int TYPE_WIDGET_4X = 1; // 定义4x小部件类型
public static class DataConstants { // 定义数据常量类
public static final String NOTE = TextNote.CONTENT_ITEM_TYPE; // 文本笔记内容类型
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE; // 通话记录
}
package net.micode.notes.data;
import android.net.Uri;
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note"); // 定义查询所有笔记和文件夹的Uri
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data"); // 定义查询数据的Uri
public interface NoteColumns { // 定义笔记接口
public static final String ID = "_id"; // ID
public static final String PARENT_ID = "parent_id"; // 父级ID
public static final String CREATED_DATE = "created_date"; // 创建日期
public static final String MODIFIED_DATE = "modified_date"; // 最后修改日期
public static final String ALERTED_DATE = "alert_date"; // 提醒日期
public static final String SNIPPET = "snippet"; // 文件夹名称或笔记内容
public static final String WIDGET_ID = "widget_id"; // 小部件ID
public static final String WIDGET_TYPE = "widget_type"; // 小部件类型列
public static final String BG_COLOR_ID = "bg_color_id"; // 背景颜色ID
public static final String HAS_ATTACHMENT = "has_attachment"; // 附件
public static final String NOTES_COUNT = "notes_count"; // 文件夹中的笔记数量
public static final String TYPE = "type"; // 文件类型:文件夹或笔记
public static final String SYNC_ID = "sync_id"; // 最后同步ID
public static final String LOCAL_MODIFIED = "local_modified"; // 本地修改标签
public static final String ORIGIN_PARENT_ID = "origin_parent_id"; // 移动前ID
public static final String GTASK_ID = "gtask_id"; // gtask ID
public static final String VERSION = "version"; // 版本号
}
public class Notes {
public static final String AUTHORITY = "micode_notes";
public static final String TAG = "Notes";
public static final int TYPE_NOTE = 0;
public static final int TYPE_FOLDER = 1;
public static final int TYPE_SYSTEM = 2;
public interface DataColumns { // 数据接口
public static final String ID = "_id"; // ID
public static final String MIME_TYPE = "mime_type"; //MIME类型是一种标准用于标识文档、文件或字节流的性质和格式。在数据库中这个字段可以用来识别不同类型的数据例如文本、图片、音频或视频等。
public static final String NOTE_ID = "note_id"; // 归属note的ID
public static final String CREATED_DATE = "created_date"; // 创建日期
public static final String MODIFIED_DATE = "modified_date"; // 最后修改日期
public static final String CONTENT = "content"; // 数据内容
// 以下5个是通用数据列它们的具体意义取决于MIME类型由MIME_TYPE字段指定
// 不同的MIME类型可能需要存储不同类型的数据这5个字段提供了灵活性允许根据MIME类型来存储相应的数据。
public static final String DATA1 = "data1";
public static final String DATA2 = "data2";
public static final String DATA3 = "data3";
public static final String DATA4 = "data4";
public static final String DATA5 = "data5";
}
/**
* ID
* {@link Notes#ID_ROOT_FOLDER }
* {@link Notes#ID_TEMPARAY_FOLDER } 便
* {@link Notes#ID_CALL_RECORD_FOLDER}
*/
public static final int ID_ROOT_FOLDER = 0;
public static final int ID_TEMPARAY_FOLDER = -1;
public static final int ID_CALL_RECORD_FOLDER = -2;
public static final int ID_TRASH_FOLER = -3;
public static final class TextNote implements DataColumns { // 定义文本笔记类
public static final String MODE = DATA1; // 模式
public static final int MODE_CHECK_LIST = 1; // 检查列表模式
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note"; // 定义了MIME类型用于标识文本标签的目录
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note"; // 定义了MIME类型用于标识文本标签的单个项
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note"); // 文本笔记的Uri
}
public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date";
public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id";
public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id";
public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type";
public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id";
public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date";
public static final int TYPE_WIDGET_INVALIDE = -1;
public static final int TYPE_WIDGET_2X = 0;
public static final int TYPE_WIDGET_4X = 1;
public static final class CallNote implements DataColumns { // 定义通话记录类
public static final String CALL_DATE = DATA1; // 通话日期
public static final String PHONE_NUMBER = DATA3; // 电话号码
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note"; // 定义了MIME类型用于标识文本标签的目录
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note"; // 定义了MIME类型用于标识文本标签的单个项
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note"); // 通话笔记的Uri用于访问通话记录数据
public static class DataConstants {
public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;
}
}
/**
* 便Uri
*/
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");
/**
* Uri
*/
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
public interface NoteColumns {
/**
* ID
* <P> INTEGERlong</P>
*/
public static final String ID = "_id";
/**
* 便ID
* <P> INTEGERlong</P>
*/
public static final String PARENT_ID = "parent_id";
/**
* 便
* <P> INTEGERlong</P>
*/
public static final String CREATED_DATE = "created_date";
/**
*
* <P> INTEGERlong</P>
*/
public static final String MODIFIED_DATE = "modified_date";
/**
*
* <P> INTEGERlong</P>
*/
public static final String ALERTED_DATE = "alert_date";
/**
* 便
* <P> TEXT </P>
*/
public static final String SNIPPET = "snippet";
/**
* 便ID
* <P> INTEGERlong</P>
*/
public static final String WIDGET_ID = "widget_id";
/**
* 便
* <P> INTEGERlong</P>
*/
public static final String WIDGET_TYPE = "widget_type";
/**
* 便ID
* <P> INTEGERlong</P>
*/
public static final String BG_COLOR_ID = "bg_color_id";
/**
* 便便
* <P> INTEGER </P>
*/
public static final String HAS_ATTACHMENT = "has_attachment";
/**
* 便
* <P> INTEGERlong</P>
*/
public static final String NOTES_COUNT = "notes_count";
/**
* 便
* <P> INTEGER </P>
*/
public static final String TYPE = "type";
/**
* ID
* <P> INTEGERlong</P>
*/
public static final String SYNC_ID = "sync_id";
/**
*
* <P> INTEGER </P>
*/
public static final String LOCAL_MODIFIED = "local_modified";
/**
* ID
* <P> INTEGER </P>
*/
public static final String ORIGIN_PARENT_ID = "origin_parent_id";
/**
* GTask ID
* <P> TEXT </P>
*/
public static final String GTASK_ID = "gtask_id";
/**
*
* <P>
* INTEGERlong</P>
*/
public static final String VERSION = "version";
}
public interface DataColumns {
/**
* ID
* <P> INTEGERlong</P>
*/
public static final String ID = "_id";
/**
* MIME
* <P> Text </P>
*/
public static final String MIME_TYPE = "mime_type";
/**
* 便ID便
* <P> INTEGERlong</P>
*/
public static final String NOTE_ID = "note_id";
/**
* 便
* <P> INTEGERlong</P>
*/
public static final String CREATED_DATE = "created_date";
/**
*
* <P> INTEGERlong</P>
*/
public static final String MODIFIED_DATE = "modified_date";
/**
*
* <P> TEXT </P>
*/
public static final String CONTENT = "content";
/**
* {@link #MIMETYPE}
* <P> INTEGER </P>
*/
public static final String DATA1 = "data1";
/**
* {@link #MIMETYPE}
* <P> INTEGER </P>
*/
public static final String DATA2 = "data2";
/**
* {@link #MIMETYPE}TEXT
* <P> TEXT </P>
*/
public static final String DATA3 = "data3";
/**
* {@link #MIMETYPE}TEXT
* <P> TEXT </P>
*/
public static final String DATA4 = "data4";
/**
* {@link #MIMETYPE}TEXT
* <P> TEXT </P>
*/
public static final String DATA5 = "data5";
}
public static final class TextNote implements DataColumns {
/**
*
* <P> Integer 1 0 </P>
*/
public static final String MODE = DATA1;
public static final int MODE_CHECK_LIST = 1;
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
}
public static final class CallNote implements DataColumns {
/**
*
* <P> INTEGERlong</P>
*/
public static final String CALL_DATE = DATA1;
/**
*
* <P> TEXT </P>
*/
public static final String PHONE_NUMBER = DATA3;
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");
}
}

@ -16,72 +16,75 @@
package net.micode.notes.data;
import android.content.ContentValues; // 导入内容值类
import android.content.Context; // 导入上下文类
import android.database.sqlite.SQLiteDatabase; // 导入SQLite数据库类
import android.database.sqlite.SQLiteOpenHelper; // 导入SQLite数据库帮助类
import android.util.Log; // 导入日志类
import android.content.ContentValues;
import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;
import net.micode.notes.data.Notes.DataColumns; // 导入数据列
import net.micode.notes.data.Notes.DataConstants; // 导入数据常量
import net.micode.notes.data.Notes.NoteColumns; // 导入笔记列
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
public class NotesDatabaseHelper extends SQLiteOpenHelper { //笔记数据库帮助类
private static final String DB_NAME = "note.db"; // 数据库名称
private static final int DB_VERSION = 4; // 数据库版本
public class NotesDatabaseHelper extends SQLiteOpenHelper {
private static final String DB_NAME = "note.db";
public interface TABLE { // 表名
public static final String NOTE = "note"; // 笔记
private static final int DB_VERSION = 4;
public static final String DATA = "data"; // 数据
public interface TABLE {
public static final String NOTE = "note";
public static final String DATA = "data";
}
private static final String TAG = "NotesDatabaseHelper"; // 日志标签
private static final String TAG = "NotesDatabaseHelper";
private static NotesDatabaseHelper mInstance;
private static final String CREATE_NOTE_TABLE_SQL = // 创建笔记表的SQL语句
private static final String CREATE_NOTE_TABLE_SQL =
"CREATE TABLE " + TABLE.NOTE + "(" +
NoteColumns.ID + " INTEGER PRIMARY KEY," + // 笔记ID
NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," + // 父级ID
NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," + // 提醒日期
NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," + // 背景颜色ID
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + // 创建日期
NoteColumns.HAS_ATTACHMENT + " INTEGER NOT NULL DEFAULT 0," + // 附件
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + // 修改日期
NoteColumns.NOTES_COUNT + " INTEGER NOT NULL DEFAULT 0," + // 笔记数量
NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," + // 笔记摘要
NoteColumns.TYPE + " INTEGER NOT NULL DEFAULT 0," + // 笔记类型
NoteColumns.WIDGET_ID + " INTEGER NOT NULL DEFAULT 0," + // 小部件ID
NoteColumns.WIDGET_TYPE + " INTEGER NOT NULL DEFAULT -1," + // 小部件类型
NoteColumns.SYNC_ID + " INTEGER NOT NULL DEFAULT 0," + // 同步ID
NoteColumns.LOCAL_MODIFIED + " INTEGER NOT NULL DEFAULT 0," + // 本地修改标记
NoteColumns.ORIGIN_PARENT_ID + " INTEGER NOT NULL DEFAULT 0," + // 原始父级ID
NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT ''," + // GTASK ID
NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" + // 版本
NoteColumns.ID + " INTEGER PRIMARY KEY," +
NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.HAS_ATTACHMENT + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.NOTES_COUNT + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," +
NoteColumns.TYPE + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.WIDGET_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.WIDGET_TYPE + " INTEGER NOT NULL DEFAULT -1," +
NoteColumns.SYNC_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.LOCAL_MODIFIED + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.ORIGIN_PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT ''," +
NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" +
")";
private static final String CREATE_DATA_TABLE_SQL = // 创建数据表的SQL语句
private static final String CREATE_DATA_TABLE_SQL =
"CREATE TABLE " + TABLE.DATA + "(" +
DataColumns.ID + " INTEGER PRIMARY KEY," + // 数据ID
DataColumns.MIME_TYPE + " TEXT NOT NULL," + // MIME类型
DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," + // 笔记ID
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + // 创建日期
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," + // 修改日期
DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," + // 内容
DataColumns.DATA1 + " INTEGER," + // 数据字段1
DataColumns.DATA2 + " INTEGER," + // 数据字段2
DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," + // 数据字段3
DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," + // 数据字段4
DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" + // 数据字段5
DataColumns.ID + " INTEGER PRIMARY KEY," +
DataColumns.MIME_TYPE + " TEXT NOT NULL," +
DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA1 + " INTEGER," +
DataColumns.DATA2 + " INTEGER," +
DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" +
")";
private static final String CREATE_DATA_NOTE_ID_INDEX_SQL = // 创建数据表笔记ID索引的SQL语句
private static final String CREATE_DATA_NOTE_ID_INDEX_SQL =
"CREATE INDEX IF NOT EXISTS note_id_index ON " +
TABLE.DATA + "(" + DataColumns.NOTE_ID + ");"; // 在数据表上创建索引
TABLE.DATA + "(" + DataColumns.NOTE_ID + ");";
// 移动笔记到文件夹时增加文件夹的笔记数量
/**
*
*/
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_update "+
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
@ -91,7 +94,9 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper { //笔记数据库帮
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END";
// 从文件夹移动笔记时减少文件夹的笔记数量
/**
*
*/
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER decrease_folder_count_on_update " +
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
@ -102,7 +107,9 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper { //笔记数据库帮
" AND " + NoteColumns.NOTES_COUNT + ">0" + ";" +
" END";
// 向文件夹插入新笔记时增加文件夹的笔记数量
/**
*
*/
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_insert " +
" AFTER INSERT ON " + TABLE.NOTE +
@ -112,18 +119,22 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper { //笔记数据库帮
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END";
// 从文件夹删除笔记时减少文件夹的笔记数量
/**
*
*/
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER =
"CREATE TRIGGER decrease_folder_count_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN" +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0;" +
" END";
// 插入类型为{@link DataConstants#NOTE}的数据时更新笔记内容
/**
* {@link DataConstants# note}
*/
private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER =
"CREATE TRIGGER update_note_content_on_insert " +
" AFTER INSERT ON " + TABLE.DATA +
@ -134,7 +145,9 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper { //笔记数据库帮
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END";
// 当类型为{@link DataConstants#NOTE}的数据发生变化时更新笔记内容
/**
* {@link DataConstants# note}
*/
private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER update_note_content_on_update " +
" AFTER UPDATE ON " + TABLE.DATA +
@ -145,7 +158,9 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper { //笔记数据库帮
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END";
// 当类型为{@link DataConstants#NOTE}的数据被删除时更新笔记内容
/**
* {@link DataConstants# note}
*/
private static final String DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER =
"CREATE TRIGGER update_note_content_on_delete " +
" AFTER delete ON " + TABLE.DATA +
@ -156,7 +171,9 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper { //笔记数据库帮
" WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" +
" END";
// 删除已删除笔记所关联的数据
/**
*
*/
private static final String NOTE_DELETE_DATA_ON_DELETE_TRIGGER =
"CREATE TRIGGER delete_data_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
@ -165,7 +182,9 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper { //笔记数据库帮
" WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" +
" END";
// 删除已删除文件夹所关联的笔记
/**
*
*/
private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER =
"CREATE TRIGGER folder_delete_notes_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
@ -174,7 +193,9 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper { //笔记数据库帮
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END";
// 将移动到垃圾箱文件夹的文件夹内的笔记移动
/**
*
*/
private static final String FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER =
"CREATE TRIGGER folder_move_notes_on_trash " +
" AFTER UPDATE ON " + TABLE.NOTE +
@ -185,149 +206,157 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper { //笔记数据库帮
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END";
public NotesDatabaseHelper(Context context) { // 构造函数 实现NotesDatabaseHelper实例的唯一性以及同步性
super(context, DB_NAME, null, DB_VERSION); // 调用父类构造函数
public NotesDatabaseHelper(Context context) {
super(context, DB_NAME, null, DB_VERSION);
}
public void createNoteTable(SQLiteDatabase db) { // 创建笔记表
db.execSQL(CREATE_NOTE_TABLE_SQL); // 执行创建笔记表的SQL
reCreateNoteTableTriggers(db); // 重新创建笔记表触发器
createSystemFolder(db); // 创建系统文件夹
Log.d(TAG, "note table has been created"); // 日志输出
public void createNoteTable(SQLiteDatabase db) {
db.execSQL(CREATE_NOTE_TABLE_SQL);
reCreateNoteTableTriggers(db);
createSystemFolder(db);
Log.d(TAG, "note table has been created");
}
private void reCreateNoteTableTriggers(SQLiteDatabase db) { // 重新创建笔记表触发器
db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update"); // 删除触发器
db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_update"); // 删除触发器
db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_delete"); // 删除触发器
db.execSQL("DROP TRIGGER IF EXISTS delete_data_on_delete"); // 删除触发器
db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_insert"); // 删除触发器
db.execSQL("DROP TRIGGER IF EXISTS folder_delete_notes_on_delete"); // 删除触发器
db.execSQL("DROP TRIGGER IF EXISTS folder_move_notes_on_trash"); // 删除触发器
db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER); // 创建触发器
db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER); // 创建触发器
db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER); // 创建触发器
db.execSQL(NOTE_DELETE_DATA_ON_DELETE_TRIGGER); // 创建触发器
db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER); // 创建触发器
db.execSQL(FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER); // 创建触发器
db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER); // 创建触发器
private void reCreateNoteTableTriggers(SQLiteDatabase db) {
db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update");
db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_update");
db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_delete");
db.execSQL("DROP TRIGGER IF EXISTS delete_data_on_delete");
db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_insert");
db.execSQL("DROP TRIGGER IF EXISTS folder_delete_notes_on_delete");
db.execSQL("DROP TRIGGER IF EXISTS folder_move_notes_on_trash");
db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER);
db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER);
db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER);
db.execSQL(NOTE_DELETE_DATA_ON_DELETE_TRIGGER);
db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER);
db.execSQL(FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER);
db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER);
}
private void createSystemFolder(SQLiteDatabase db) { // 创建系统文件夹
ContentValues values = new ContentValues(); // 创建内容值对象
// 为通话记录创建文件夹
values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER); // 设置文件夹ID
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); // 设置文件夹类型
db.insert(TABLE.NOTE, null, values); // 插入文件夹
// 根文件夹,默认文件夹
values.clear(); // 清空内容值
values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER); // 设置文件夹ID
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); // 设置文件夹类型
db.insert(TABLE.NOTE, null, values); // 插入文件夹
// 临时文件夹,用于移动笔记
values.clear(); // 清空内容值
values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER); // 设置文件夹ID
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); // 设置文件夹类型
db.insert(TABLE.NOTE, null, values); // 插入文件夹
// 创建垃圾箱文件夹
values.clear(); // 清空内容值
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER); // 设置文件夹ID
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); // 设置文件夹类型
db.insert(TABLE.NOTE, null, values); // 插入文件夹
private void createSystemFolder(SQLiteDatabase db) {
ContentValues values = new ContentValues();
/**
*
*/
values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
/**
*
*/
values.clear();
values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
/**
*
*/
values.clear();
values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
/**
*
*/
values.clear();
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
}
public void createDataTable(SQLiteDatabase db) { // 创建数据表
db.execSQL(CREATE_DATA_TABLE_SQL); // 执行创建数据表的SQL
reCreateDataTableTriggers(db); // 重新创建数据表触发器
db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL); // 创建数据表笔记ID索引
Log.d(TAG, "data table has been created"); // 日志输出
public void createDataTable(SQLiteDatabase db) {
db.execSQL(CREATE_DATA_TABLE_SQL);
reCreateDataTableTriggers(db);
db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL);
Log.d(TAG, "data table has been created");
}
private void reCreateDataTableTriggers(SQLiteDatabase db) { // 重新创建数据表触发器
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert"); // 删除触发器
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_update"); // 删除触发器
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_delete"); // 删除触发器
private void reCreateDataTableTriggers(SQLiteDatabase db) {
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert");
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_update");
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_delete");
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER); // 创建触发器
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER); // 创建触发器
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER); // 创建触发器
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER);
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER);
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER);
}
static synchronized NotesDatabaseHelper getInstance(Context context) { // 获取单例实例
if (mInstance == null) { // 如果实例为空
mInstance = new NotesDatabaseHelper(context); // 创建新实例
static synchronized NotesDatabaseHelper getInstance(Context context) {
if (mInstance == null) {
mInstance = new NotesDatabaseHelper(context);
}
return mInstance; // 返回实例
return mInstance;
}
@Override
public void onCreate(SQLiteDatabase db) { // 创建数据库时调用
createNoteTable(db); // 创建笔记表
createDataTable(db); // 创建数据表
public void onCreate(SQLiteDatabase db) {
createNoteTable(db);
createDataTable(db);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { // 升级数据库时调用
boolean reCreateTriggers = false; // 触发器重建标记
boolean skipV2 = false; // 跳过V2标记
if (oldVersion == 1) { // 如果旧版本为1
upgradeToV2(db); // 升级到V2
skipV2 = true; // 设置跳过V2标记
oldVersion++; // 版本加1
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
boolean reCreateTriggers = false;
boolean skipV2 = false;
if (oldVersion == 1) {
upgradeToV2(db);
skipV2 = true; // this upgrade including the upgrade from v2 to v3
oldVersion++;
}
if (oldVersion == 2 && !skipV2) { // 如果旧版本为2且未跳过V2
upgradeToV3(db); // 升级到V3
reCreateTriggers = true; // 设置触发器重建标记
oldVersion++; // 版本加1
if (oldVersion == 2 && !skipV2) {
upgradeToV3(db);
reCreateTriggers = true;
oldVersion++;
}
if (oldVersion == 3) { // 如果旧版本为3
upgradeToV4(db); // 升级到V4
oldVersion++; // 版本加1
if (oldVersion == 3) {
upgradeToV4(db);
oldVersion++;
}
if (reCreateTriggers) { // 如果需要重建触发器
reCreateNoteTableTriggers(db); // 重新创建笔记表触发器
reCreateDataTableTriggers(db); // 重新创建数据表触发器
if (reCreateTriggers) {
reCreateNoteTableTriggers(db);
reCreateDataTableTriggers(db);
}
if (oldVersion != newVersion) { // 如果旧版本与新版本不一致
if (oldVersion != newVersion) {
throw new IllegalStateException("Upgrade notes database to version " + newVersion
+ "fails"); // 抛出异常
+ "fails");
}
}
private void upgradeToV2(SQLiteDatabase db) { // 升级到V2
db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE); // 删除笔记表
db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA); // 删除数据表
createNoteTable(db); // 创建笔记表
createDataTable(db); // 创建数据表
private void upgradeToV2(SQLiteDatabase db) {
db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE);
db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA);
createNoteTable(db);
createDataTable(db);
}
private void upgradeToV3(SQLiteDatabase db) { // 升级到V3
private void upgradeToV3(SQLiteDatabase db) {
// drop unused triggers
db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_insert"); // 删除未使用的触发器
db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_delete"); // 删除未使用的触发器
db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_update"); // 删除未使用的触发器
db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_insert");
db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_delete");
db.execSQL("DROP TRIGGER IF EXISTS update_note_modified_date_on_update");
// add a column for gtask id
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.GTASK_ID
+ " TEXT NOT NULL DEFAULT ''"); // 为笔记表添加GTASK ID列
+ " TEXT NOT NULL DEFAULT ''");
// add a trash system folder
ContentValues values = new ContentValues(); // 创建内容值对象
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER); // 设置文件夹ID
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); // 设置文件夹类型
db.insert(TABLE.NOTE, null, values); // 插入垃圾箱文件夹
ContentValues values = new ContentValues();
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
}
private void upgradeToV4(SQLiteDatabase db) { // 升级到V4
private void upgradeToV4(SQLiteDatabase db) {
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION
+ " INTEGER NOT NULL DEFAULT 0"); // 为笔记表添加版本列
+ " INTEGER NOT NULL DEFAULT 0");
}
}
}

@ -1,302 +1,316 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* CRUD SQLite
*/
package net.micode.notes.data;
package net.micode.notes.data; // 包名,表示该类属于数据层
import android.app.SearchManager;
import android.content.ContentProvider;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Intent;
import android.content.UriMatcher;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.net.Uri;
import android.text.TextUtils;
import android.util.Log;
import android.app.SearchManager; // 导入搜索管理器类
import android.content.ContentProvider; // 导入内容提供者类
import android.content.ContentUris; // 导入内容URI处理类
import android.content.ContentValues; // 导入内容值类
import android.content.Intent; // 导入意图类
import android.content.UriMatcher; // 导入URI匹配器类
import android.database.Cursor; // 导入游标类
import android.database.sqlite.SQLiteDatabase; // 导入SQLite数据库类
import android.net.Uri; // 导入URI类
import android.text.TextUtils; // 导入文本工具类
import android.util.Log; // 导入日志工具类
import net.micode.notes.R;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
import net.micode.notes.R; // 导入资源类
import net.micode.notes.data.Notes.DataColumns; // 导入数据列类
import net.micode.notes.data.Notes.NoteColumns; // 导入笔记列类
import net.micode.notes.data.NotesDatabaseHelper.TABLE; // 导入数据库表类
public class NotesProvider extends ContentProvider {
// 定义用于 URI 匹配的常量
private static final UriMatcher mMatcher;
public class NotesProvider extends ContentProvider { // 笔记内容提供者类
private static final UriMatcher mMatcher; // URI匹配器实例
// 数据库帮助类实例
private NotesDatabaseHelper mHelper;
private NotesDatabaseHelper mHelper; // 数据库助手实例
// 日志标签
private static final String TAG = "NotesProvider";
private static final String TAG = "NotesProvider"; // 日志标签
private static final int URI_NOTE = 1; // 笔记URI常量
private static final int URI_NOTE_ITEM = 2; // 笔记项URI常量
private static final int URI_DATA = 3; // 数据URI常量
private static final int URI_DATA_ITEM = 4; // 数据项URI常量
private static final int URI_SEARCH = 5; // 搜索URI常量
private static final int URI_SEARCH_SUGGEST = 6; // 搜索建议URI常量
// URI 代码
private static final int URI_NOTE = 1;
private static final int URI_NOTE_ITEM = 2;
private static final int URI_DATA = 3;
private static final int URI_DATA_ITEM = 4;
private static final int URI_SEARCH = 5;
private static final int URI_SEARCH_SUGGEST = 6;
// 初始化 UriMatcher
static {
mMatcher = new UriMatcher(UriMatcher.NO_MATCH); // 初始化URI匹配器
mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE); // 添加笔记URI
mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM); // 添加笔记项URI
mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA); // 添加数据URI
mMatcher.addURI(Notes.AUTHORITY, "data/#", URI_DATA_ITEM); // 添加数据项URI
mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH); // 添加搜索URI
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST); // 添加搜索建议URI
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST); // 添加搜索建议URI
mMatcher = new UriMatcher(UriMatcher.NO_MATCH);
mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE);
mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM);
mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA);
mMatcher.addURI(Notes.AUTHORITY, "data/#", URI_DATA_ITEM);
mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH);
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST);
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST);
}
/**
* x'0A' sqlite '\n'
* '\n'
*/
private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + "," // 笔记ID
+ NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + "," // 笔记ID作为额外数据
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + "," // 修剪后的摘要作为文本1
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + "," // 修剪后的摘要作为文本2
+ R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + "," // 搜索结果图标
+ "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + "," // 意图动作为查看
+ "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA; // 意图数据类型
// 用于搜索建议的投影
private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + ","
+ NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + ","
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + ","
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + ","
+ R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + ","
+ "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + ","
+ "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA;
private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION // 笔记摘要搜索查询
+ " FROM " + TABLE.NOTE // 从笔记表中选择
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?" // 摘要匹配条件
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER // 排除垃圾箱
+ " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE; // 笔记类型条件
// 用于搜索笔记的 SQL 查询
private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION
+ " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?"
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER
+ " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE;
// onCreate 方法
@Override
public boolean onCreate() { // 创建内容提供者
mHelper = NotesDatabaseHelper.getInstance(getContext()); // 获取数据库助手实例
return true; // 返回成功
public boolean onCreate() {
mHelper = NotesDatabaseHelper.getInstance(getContext());
return true;
}
// 查询方法
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, // 查询方法
String sortOrder) {
Cursor c = null; // 游标初始化
SQLiteDatabase db = mHelper.getReadableDatabase(); // 获取可读数据库
String id = null; // ID初始化
switch (mMatcher.match(uri)) { // 根据URI匹配
case URI_NOTE: // 笔记查询
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null, // 查询笔记表
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
String sortOrder) {
Cursor c = null;
SQLiteDatabase db = mHelper.getReadableDatabase();
String id = null;
switch (mMatcher.match(uri)) {
// 处理笔记的查询
case URI_NOTE:
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
sortOrder);
break;
case URI_NOTE_ITEM: // 笔记项查询
id = uri.getPathSegments().get(1); // 获取笔记ID
c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id // 查询特定笔记
// 处理特定笔记的查询
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1);
c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_DATA: // 数据查询
c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null, // 查询数据表
// 处理数据的查询
case URI_DATA:
c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null,
sortOrder);
break;
case URI_DATA_ITEM: // 数据项查询
id = uri.getPathSegments().get(1); // 获取数据ID
c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id // 查询特定数据
// 处理特定数据项的查询
case URI_DATA_ITEM:
id = uri.getPathSegments().get(1);
c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_SEARCH: // 搜索查询
case URI_SEARCH_SUGGEST: // 搜索建议查询
if (sortOrder != null || projection != null) { // 不允许指定排序或投影
// 处理搜索查询
case URI_SEARCH:
case URI_SEARCH_SUGGEST:
if (sortOrder != null || projection != null) {
throw new IllegalArgumentException(
"do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
}
String searchString = null; // 搜索字符串初始化
if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) { // 如果是搜索建议
// 提取搜索查询字符串
String searchString = null;
if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) {
if (uri.getPathSegments().size() > 1) {
searchString = uri.getPathSegments().get(1); // 获取搜索字符串
searchString = uri.getPathSegments().get(1);
}
} else {
searchString = uri.getQueryParameter("pattern"); // 从查询参数获取搜索字符串
searchString = uri.getQueryParameter("pattern");
}
if (TextUtils.isEmpty(searchString)) { // 如果搜索字符串为空
return null; // 返回空
if (TextUtils.isEmpty(searchString)) {
return null;
}
// 执行搜索查询
try {
searchString = String.format("%%%s%%", searchString); // 格式化搜索字符串
c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY, // 执行搜索查询
searchString = String.format("%%%s%%", searchString);
c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY,
new String[] { searchString });
} catch (IllegalStateException ex) { // 捕获异常
Log.e(TAG, "got exception: " + ex.toString()); // 记录错误日志
} catch (IllegalStateException ex) {
Log.e(TAG, "got exception: " + ex.toString());
}
break;
default: // 未知URI处理
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
if (c != null) { // 如果游标不为空
c.setNotificationUri(getContext().getContentResolver(), uri); // 设置通知URI
if (c != null) {
c.setNotificationUri(getContext().getContentResolver(), uri);
}
return c; // 返回游标
return c;
}
// 插入方法
@Override
public Uri insert(Uri uri, ContentValues values) { // 插入方法
SQLiteDatabase db = mHelper.getWritableDatabase(); // 获取可写数据库
long dataId = 0, noteId = 0, insertedId = 0; // ID初始化
switch (mMatcher.match(uri)) { // 根据URI匹配
case URI_NOTE: // 插入笔记
insertedId = noteId = db.insert(TABLE.NOTE, null, values); // 插入笔记表
public Uri insert(Uri uri, ContentValues values) {
SQLiteDatabase db = mHelper.getWritableDatabase();
long dataId = 0, noteId = 0, insertedId = 0;
switch (mMatcher.match(uri)) {
// 处理笔记的插入
case URI_NOTE:
insertedId = noteId = db.insert(TABLE.NOTE, null, values);
break;
case URI_DATA: // 插入数据
if (values.containsKey(DataColumns.NOTE_ID)) { // 如果包含笔记ID
noteId = values.getAsLong(DataColumns.NOTE_ID); // 获取笔记ID
// 处理数据的插入
case URI_DATA:
if (values.containsKey(DataColumns.NOTE_ID)) {
noteId = values.getAsLong(DataColumns.NOTE_ID);
} else {
Log.d(TAG, "Wrong data format without note id:" + values.toString()); // 记录错误日志
Log.d(TAG, "Wrong data format without note id:" + values.toString());
}
insertedId = dataId = db.insert(TABLE.DATA, null, values); // 插入数据表
insertedId = dataId = db.insert(TABLE.DATA, null, values);
break;
default: // 未知URI处理
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
// 通知笔记URI
//
// 通知内容解析器有变化
if (noteId > 0) {
getContext().getContentResolver().notifyChange( // 通知内容解析器
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null);
}
// 通知数据URI
// 通知数据 URI 有变化
if (dataId > 0) {
getContext().getContentResolver().notifyChange( // 通知内容解析器
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);
}
return ContentUris.withAppendedId(uri, insertedId); // 返回插入的URI
return ContentUris.withAppendedId(uri, insertedId);
}
// 删除方法
@Override
public int delete(Uri uri, String selection, String[] selectionArgs) { // 删除方法
int count = 0; // 删除计数
String id = null; // ID初始化
SQLiteDatabase db = mHelper.getWritableDatabase(); // 获取可写数据库
boolean deleteData = false; // 数据删除标志
switch (mMatcher.match(uri)) { // 根据URI匹配
case URI_NOTE: // 删除笔记
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 "; // 添加条件
count = db.delete(TABLE.NOTE, selection, selectionArgs); // 删除笔记表
public int delete(Uri uri, String selection, String[] selectionArgs) {
int count = 0;
String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase();
boolean deleteData = false;
switch (mMatcher.match(uri)) {
// 处理笔记的删除
case URI_NOTE:
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 ";
count = db.delete(TABLE.NOTE, selection, selectionArgs);
break;
case URI_NOTE_ITEM: // 删除笔记项
id = uri.getPathSegments().get(1); // 获取笔记ID
// 处理特定笔记的删除
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1);
/**
* ID 0
* ID that smaller than 0 is system folder which is not allowed to
* trash
*/
long noteId = Long.valueOf(id); // 转换ID
if (noteId <= 0) { // 如果ID小于等于0
break; // 退出
long noteId = Long.valueOf(id);
if (noteId <= 0) {
break;
}
count = db.delete(TABLE.NOTE, // 删除特定笔记
count = db.delete(TABLE.NOTE,
NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
break;
case URI_DATA: // 删除数据
count = db.delete(TABLE.DATA, selection, selectionArgs); // 删除数据表
deleteData = true; // 设置数据删除标志
// 处理数据的删除
case URI_DATA:
count = db.delete(TABLE.DATA, selection, selectionArgs);
deleteData = true;
break;
case URI_DATA_ITEM: // 删除数据项
id = uri.getPathSegments().get(1); // 获取数据ID
count = db.delete(TABLE.DATA, // 删除特定数据
// 处理特定数据项的删除
case URI_DATA_ITEM:
id = uri.getPathSegments().get(1);
count = db.delete(TABLE.DATA,
DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
deleteData = true; // 设置数据删除标志
deleteData = true;
break;
default: // 未知URI处理
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
if (count > 0) { // 如果删除成功
if (deleteData) { // 如果删除的是数据
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null); // 通知笔记URI
if (count > 0) {
if (deleteData) {
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
getContext().getContentResolver().notifyChange(uri, null); // 通知当前URI
getContext().getContentResolver().notifyChange(uri, null);
}
return count; // 返回删除计数
return count;
}
// 更新方法
@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { // 更新方法
int count = 0; // 更新计数
String id = null; // ID初始化
SQLiteDatabase db = mHelper.getWritableDatabase(); // 获取可写数据库
boolean updateData = false; // 数据更新标志
switch (mMatcher.match(uri)) { // 根据URI匹配
case URI_NOTE: // 更新笔记
increaseNoteVersion(-1, selection, selectionArgs); // 增加笔记版本
count = db.update(TABLE.NOTE, values, selection, selectionArgs); // 更新笔记表
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
int count = 0;
String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase();
boolean updateData = false;
switch (mMatcher.match(uri)) {
// 处理笔记的更新
case URI_NOTE:
increaseNoteVersion(-1, selection, selectionArgs);
count = db.update(TABLE.NOTE, values, selection, selectionArgs);
break;
case URI_NOTE_ITEM: // 更新笔记项
id = uri.getPathSegments().get(1); // 获取笔记ID
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs); // 增加笔记版本
count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id // 更新特定笔记
// 处理特定笔记的更新
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1);
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs);
count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs);
break;
case URI_DATA: // 更新数据
count = db.update(TABLE.DATA, values, selection, selectionArgs); // 更新数据表
updateData = true; // 设置数据更新标志
// 处理数据的更新
case URI_DATA:
count = db.update(TABLE.DATA, values, selection, selectionArgs);
updateData = true;
break;
case URI_DATA_ITEM: // 更新数据项
id = uri.getPathSegments().get(1); // 获取数据ID
count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id // 更新特定数据
// 处理特定数据项的更新
case URI_DATA_ITEM:
id = uri.getPathSegments().get(1);
count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs);
updateData = true; // 设置数据更新标志
updateData = true;
break;
default: // 未知URI处理
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
if (count > 0) { // 如果更新成功
if (updateData) { // 如果更新的是数据
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null); // 通知笔记URI
if (count > 0) {
if (updateData) {
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
getContext().getContentResolver().notifyChange(uri, null); // 通知当前URI
getContext().getContentResolver().notifyChange(uri, null);
}
return count; // 返回更新计数
return count;
}
private String parseSelection(String selection) { // 解析选择条件
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""); // 返回条件
// 解析选择方法
private String parseSelection(String selection) {
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : "");
}
private void increaseNoteVersion(long id, String selection, String[] selectionArgs) { // 增加笔记版本
StringBuilder sql = new StringBuilder(120); // SQL语句构建器
sql.append("UPDATE "); // 更新语句
sql.append(TABLE.NOTE); // 更新笔记表
sql.append(" SET "); // 设置字段
sql.append(NoteColumns.VERSION); // 笔记版本字段
sql.append("=" + NoteColumns.VERSION + "+1 "); // 增加版本
// 增加笔记版本方法
private void increaseNoteVersion(long id, String selection, String[] selectionArgs) {
StringBuilder sql = new StringBuilder(120);
sql.append("UPDATE ");
sql.append(TABLE.NOTE);
sql.append(" SET ");
sql.append(NoteColumns.VERSION);
sql.append("=" + NoteColumns.VERSION + "+1 ");
if (id > 0 || !TextUtils.isEmpty(selection)) { // 如果有ID或选择条件
sql.append(" WHERE "); // 添加WHERE条件
if (id > 0 || !TextUtils.isEmpty(selection)) {
sql.append(" WHERE ");
}
if (id > 0) { // 如果有ID
sql.append(NoteColumns.ID + "=" + String.valueOf(id)); // 添加ID条件
if (id > 0) {
sql.append(NoteColumns.ID + "=" + String.valueOf(id));
}
if (!TextUtils.isEmpty(selection)) { // 如果有选择条件
String selectString = id > 0 ? parseSelection(selection) : selection; // 解析选择条件
for (String args : selectionArgs) { // 替换参数
if (!TextUtils.isEmpty(selection)) {
String selectString = id > 0 ? parseSelection(selection) : selection;
for (String args : selectionArgs) {
selectString = selectString.replaceFirst("\\?", args);
}
sql.append(selectString); // 添加选择条件
sql.append(selectString);
}
mHelper.getWritableDatabase().execSQL(sql.toString()); // 执行SQL语句
mHelper.getWritableDatabase().execSQL(sql.toString());
}
// 获取类型方法
@Override
public String getType(Uri uri) { // 获取类型方法
// TODO Auto-generated method stub
return null; // 返回空
public String getType(Uri uri) {
// 暂不实现
return null;
}
}
}

@ -1,82 +1,81 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* (c) 2010-2011MiCodewww.micode.net
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Apache2.0;
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*
*
*/
package net.micode.notes.gtask.data; // 包含任务数据的命名空间
package net.micode.notes.gtask.data;
import android.database.Cursor; // 导入Cursor类用于数据库操作
import android.util.Log; // 导入Log类用于日志记录
import android.database.Cursor;
import android.util.Log;
import net.micode.notes.tool.GTaskStringUtils; // 导入工具类以处理字符串
import net.micode.notes.tool.GTaskStringUtils;
import org.json.JSONException; // 导入JSONException类用于处理JSON异常
import org.json.JSONObject; // 导入JSONObject类用于处理JSON对象
import org.json.JSONException;
import org.json.JSONObject;
public class MetaData extends Task { // MetaData类继承自Task类
private final static String TAG = MetaData.class.getSimpleName(); // 定义日志标签
public class MetaData extends Task {
private final static String TAG = MetaData.class.getSimpleName();
private String mRelatedGid = null; // 存储相关的GID
private String mRelatedGid = null;
public void setMeta(String gid, JSONObject metaInfo) { // 设置元数据的方法
public void setMeta(String gid, JSONObject metaInfo) {
try {
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid); // 将GID放入metaInfo中
} catch (JSONException e) { // 捕获JSON异常
Log.e(TAG, "failed to put related gid"); // 记录错误日志
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
} catch (JSONException e) {
Log.e(TAG, "failed to put related gid");
}
setNotes(metaInfo.toString()); // 将metaInfo转换为字符串并设置为笔记内容
setName(GTaskStringUtils.META_NOTE_NAME); // 设置笔记名称
setNotes(metaInfo.toString());
setName(GTaskStringUtils.META_NOTE_NAME);
}
public String getRelatedGid() { // 获取相关GID的方法
return mRelatedGid; // 返回相关GID
public String getRelatedGid() {
return mRelatedGid;
}
@Override
public boolean isWorthSaving() { // 判断是否值得保存的方法
return getNotes() != null; // 如果笔记内容不为空则返回true
public boolean isWorthSaving() {
return getNotes() != null;
}
@Override
public void setContentByRemoteJSON(JSONObject js) { // 从远程JSON设置内容的方法
super.setContentByRemoteJSON(js); // 调用父类的方法
if (getNotes() != null) { // 如果笔记内容不为空
public void setContentByRemoteJSON(JSONObject js) {
super.setContentByRemoteJSON(js);
if (getNotes() != null) {
try {
JSONObject metaInfo = new JSONObject(getNotes().trim()); // 创建新的JSON对象
mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID); // 获取相关GID
} catch (JSONException e) { // 捕获JSON异常
Log.w(TAG, "failed to get related gid"); // 记录警告日志
mRelatedGid = null; // 将相关GID设置为null
JSONObject metaInfo = new JSONObject(getNotes().trim());
mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
} catch (JSONException e) {
Log.w(TAG, "failed to get related gid");
mRelatedGid = null;
}
}
}
@Override
public void setContentByLocalJSON(JSONObject js) { // 从本地JSON设置内容的方法
// this function should not be called
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called"); // 抛出非法访问错误
public void setContentByLocalJSON(JSONObject js) {
// 不应调用此函数
throw new IllegalAccessError("MetaData:setContentByLocalJSON不应该被调用");
}
@Override
public JSONObject getLocalJSONFromContent() { // 从内容获取本地JSON的方法
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called"); // 抛出非法访问错误
public JSONObject getLocalJSONFromContent() {
throw new IllegalAccessError("MetaData:getLocalJSONFromContent不应该被调用");
}
@Override
public int getSyncAction(Cursor c) { // 获取同步操作的方法
throw new IllegalAccessError("MetaData:getSyncAction should not be called"); // 抛出非法访问错误
public int getSyncAction(Cursor c) {
throw new IllegalAccessError("MetaData:getSyncAction不应该被调用");
}
}
}

@ -1,101 +1,99 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* (c) 2010-2011MiCodewww.micode.net
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Apache2.0;
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*
*
*/
package net.micode.notes.gtask.data; // 包含数据处理的命名空间
package net.micode.notes.gtask.data;
import android.database.Cursor; // 导入Cursor类以处理数据库查询结果
import android.database.Cursor;
import org.json.JSONObject; // 导入JSONObject类以处理JSON数据
import org.json.JSONObject;
public abstract class Node { // 定义一个抽象类Node
public static final int SYNC_ACTION_NONE = 0; // 定义同步操作类型:无操作
public static final int SYNC_ACTION_ADD_REMOTE = 1; // 定义同步操作类型:远程添加
public static final int SYNC_ACTION_ADD_LOCAL = 2; // 定义同步操作类型:本地添加
public static final int SYNC_ACTION_DEL_REMOTE = 3; // 定义同步操作类型:远程删除
public static final int SYNC_ACTION_DEL_LOCAL = 4; // 定义同步操作类型:本地删除
public static final int SYNC_ACTION_UPDATE_REMOTE = 5; // 定义同步操作类型:远程更新
public static final int SYNC_ACTION_UPDATE_LOCAL = 6; // 定义同步操作类型:本地更新
public static final int SYNC_ACTION_UPDATE_CONFLICT = 7; // 定义同步操作类型:更新冲突
public static final int SYNC_ACTION_ERROR = 8; // 定义同步操作类型:错误
private String mGid; // 存储全局唯一标识符
private String mName; // 存储节点名称
private long mLastModified; // 存储最后修改时间
private boolean mDeleted; // 存储删除状态
public Node() { // 构造函数
mGid = null; // 初始化全局唯一标识符为null
mName = ""; // 初始化节点名称为空字符串
mLastModified = 0; // 初始化最后修改时间为0
mDeleted = false; // 初始化删除状态为false
/**
* NodeGTask
*/
public abstract class Node {
// 同步操作的常量值
public static final int SYNC_ACTION_NONE = 0;
public static final int SYNC_ACTION_ADD_REMOTE = 1;
public static final int SYNC_ACTION_ADD_LOCAL = 2;
public static final int SYNC_ACTION_DEL_REMOTE = 3;
public static final int SYNC_ACTION_DEL_LOCAL = 4;
public static final int SYNC_ACTION_UPDATE_REMOTE = 5;
public static final int SYNC_ACTION_UPDATE_LOCAL = 6;
public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;
public static final int SYNC_ACTION_ERROR = 8;
private String mGid; // Google任务的ID
private String mName; // 名称
private long mLastModified; // 最后修改时间
private boolean mDeleted; // 是否已删除
/**
*
*/
public Node() {
mGid = null;
mName = "";
mLastModified = 0;
mDeleted = false;
}
public abstract JSONObject getCreateAction(int actionId); // 抽象方法获取创建操作的JSON对象
public abstract JSONObject getUpdateAction(int actionId); // 抽象方法获取更新操作的JSON对象
public abstract void setContentByRemoteJSON(JSONObject js); // 抽象方法通过远程JSON设置内容
public abstract void setContentByLocalJSON(JSONObject js); // 抽象方法通过本地JSON设置内容
public abstract JSONObject getLocalJSONFromContent(); // 抽象方法从内容获取本地JSON对象
public abstract int getSyncAction(Cursor c); // 抽象方法从Cursor获取同步操作类型
public void setGid(String gid) { // 设置全局唯一标识符
this.mGid = gid; // 将传入的gid赋值给mGid
// 抽象方法,由子类实现具体逻辑
public abstract JSONObject getCreateAction(int actionId);
public abstract JSONObject getUpdateAction(int actionId);
public abstract void setContentByRemoteJSON(JSONObject js);
public abstract void setContentByLocalJSON(JSONObject js);
public abstract JSONObject getLocalJSONFromContent();
public abstract int getSyncAction(Cursor c);
// 设置Google任务ID
public void setGid(String gid) {
this.mGid = gid;
}
public void setName(String name) { // 设置节点名称
this.mName = name; // 将传入的name赋值给mName
// 设置名称
public void setName(String name) {
this.mName = name;
}
public void setLastModified(long lastModified) { // 设置最后修改时间
this.mLastModified = lastModified; // 将传入的lastModified赋值给mLastModified
// 设置最后修改时间
public void setLastModified(long lastModified) {
this.mLastModified = lastModified;
}
public void setDeleted(boolean deleted) { // 设置删除状态
this.mDeleted = deleted; // 将传入的deleted赋值给mDeleted
// 设置删除状态
public void setDeleted(boolean deleted) {
this.mDeleted = deleted;
}
public String getGid() { // 获取全局唯一标识符
return this.mGid; // 返回mGid
// 获取Google任务ID
public String getGid() {
return this.mGid;
}
public String getName() { // 获取节点名称
return this.mName; // 返回mName
// 获取名称
public String getName() {
return this.mName;
}
public long getLastModified() { // 获取最后修改时间
return this.mLastModified; // 返回mLastModified
// 获取最后修改时间
public long getLastModified() {
return this.mLastModified;
}
public boolean getDeleted() { // 获取删除状态
return this.mDeleted; // 返回mDeleted
// 获取删除状态
public boolean getDeleted() {
return this.mDeleted;
}
}
}

@ -1,189 +1,207 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* (c) 2010-2011MiCodewww.micode.net
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Apache2.0;
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*
*
*/
package net.micode.notes.gtask.data; // 包名表示该类属于gtask数据模块
package net.micode.notes.gtask.data;
import android.content.ContentResolver; // 导入ContentResolver类用于处理内容提供者的操作
import android.content.ContentUris; // 导入ContentUris类用于处理内容URI
import android.content.ContentValues; // 导入ContentValues类用于存储内容数据
import android.content.Context; // 导入Context类用于获取应用环境
import android.database.Cursor; // 导入Cursor类用于数据库查询结果的操作
import android.net.Uri; // 导入Uri类用于处理URI
import android.util.Log; // 导入Log类用于日志记录
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.util.Log;
import net.micode.notes.data.Notes; // 导入Notes类表示笔记数据模型
import net.micode.notes.data.Notes.DataColumns; // 导入DataColumns类表示数据列常量
import net.micode.notes.data.Notes.DataConstants; // 导入DataConstants类表示数据常量
import net.micode.notes.data.Notes.NoteColumns; // 导入NoteColumns类表示笔记列常量
import net.micode.notes.data.NotesDatabaseHelper.TABLE; // 导入TABLE类表示数据库表常量
import net.micode.notes.gtask.exception.ActionFailureException; // 导入自定义异常类
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
import net.micode.notes.gtask.exception.ActionFailureException;
import org.json.JSONException; // 导入JSONException类用于处理JSON异常
import org.json.JSONObject; // 导入JSONObject类用于处理JSON对象
import org.json.JSONException;
import org.json.JSONObject;
/**
* SqlData
*/
public class SqlData {
private static final String TAG = SqlData.class.getSimpleName();
public class SqlData { // SqlData类处理与数据库相关的数据操作
private static final String TAG = SqlData.class.getSimpleName(); // 日志标签
private static final int INVALID_ID = -99999; // 无效ID常量
private static final int INVALID_ID = -99999;
public static final String[] PROJECTION_DATA = new String[] { // 数据列投影
public static final String[] PROJECTION_DATA = new String[] {
DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
DataColumns.DATA3
};
public static final int DATA_ID_COLUMN = 0; // 数据ID列索引
public static final int DATA_ID_COLUMN = 0;
public static final int DATA_MIME_TYPE_COLUMN = 1; // 数据MIME类型列索引
public static final int DATA_MIME_TYPE_COLUMN = 1;
public static final int DATA_CONTENT_COLUMN = 2; // 数据内容列索引
public static final int DATA_CONTENT_COLUMN = 2;
public static final int DATA_CONTENT_DATA_1_COLUMN = 3; // 数据内容数据1列索引
public static final int DATA_CONTENT_DATA_1_COLUMN = 3;
public static final int DATA_CONTENT_DATA_3_COLUMN = 4; // 数据内容数据3列索引
public static final int DATA_CONTENT_DATA_3_COLUMN = 4;
private ContentResolver mContentResolver; // 内容解析器,用于与内容提供者交互
private ContentResolver mContentResolver;
private boolean mIsCreate; // 标识是否为新建数据
private boolean mIsCreate;
private long mDataId; // 数据ID
private long mDataId;
private String mDataMimeType; // 数据MIME类型
private String mDataMimeType;
private String mDataContent; // 数据内容
private String mDataContent;
private long mDataContentData1; // 数据内容数据1
private long mDataContentData1;
private String mDataContentData3; // 数据内容数据3
private String mDataContentData3;
private ContentValues mDiffDataValues; // 存储差异数据的ContentValues
private ContentValues mDiffDataValues;
public SqlData(Context context) { // 构造函数,初始化新数据
mContentResolver = context.getContentResolver(); // 获取内容解析器
mIsCreate = true; // 设置为创建状态
mDataId = INVALID_ID; // 初始化数据ID为无效ID
mDataMimeType = DataConstants.NOTE; // 设置默认MIME类型为笔记
mDataContent = ""; // 初始化数据内容为空
mDataContentData1 = 0; // 初始化数据内容数据1为0
mDataContentData3 = ""; // 初始化数据内容数据3为空
mDiffDataValues = new ContentValues(); // 初始化差异数据
/**
*
*/
public SqlData(Context context) {
mContentResolver = context.getContentResolver();
mIsCreate = true;
mDataId = INVALID_ID;
mDataMimeType = DataConstants.NOTE;
mDataContent = "";
mDataContentData1 = 0;
mDataContentData3 = "";
mDiffDataValues = new ContentValues();
}
public SqlData(Context context, Cursor c) { // 构造函数从Cursor加载数据
mContentResolver = context.getContentResolver(); // 获取内容解析器
mIsCreate = false; // 设置为非创建状态
loadFromCursor(c); // 从Cursor加载数据
mDiffDataValues = new ContentValues(); // 初始化差异数据
/**
* SqlData
*/
public SqlData(Context context, Cursor c) {
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(c);
mDiffDataValues = new ContentValues();
}
private void loadFromCursor(Cursor c) { // 从Cursor加载数据
mDataId = c.getLong(DATA_ID_COLUMN); // 获取数据ID
mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN); // 获取数据MIME类型
mDataContent = c.getString(DATA_CONTENT_COLUMN); // 获取数据内容
mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN); // 获取数据内容数据1
mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN); // 获取数据内容数据3
/**
*
*/
private void loadFromCursor(Cursor c) {
mDataId = c.getLong(DATA_ID_COLUMN);
mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN);
mDataContent = c.getString(DATA_CONTENT_COLUMN);
mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN);
mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN);
}
public void setContent(JSONObject js) throws JSONException { // 设置内容从JSON对象加载数据
long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID; // 获取数据ID
if (mIsCreate || mDataId != dataId) { // 如果是创建状态或ID不匹配
mDiffDataValues.put(DataColumns.ID, dataId); // 存储数据ID
/**
*
*/
public void setContent(JSONObject js) throws JSONException {
long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID;
if (mIsCreate || mDataId != dataId) {
mDiffDataValues.put(DataColumns.ID, dataId);
}
mDataId = dataId; // 更新数据ID
mDataId = dataId;
String dataMimeType = js.has(DataColumns.MIME_TYPE) ? js.getString(DataColumns.MIME_TYPE)
: DataConstants.NOTE; // 获取数据MIME类型
if (mIsCreate || !mDataMimeType.equals(dataMimeType)) { // 如果是创建状态或MIME类型不匹配
mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType); // 存储数据MIME类型
: DataConstants.NOTE;
if (mIsCreate || !mDataMimeType.equals(dataMimeType)) {
mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType);
}
mDataMimeType = dataMimeType; // 更新数据MIME类型
mDataMimeType = dataMimeType;
String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : ""; // 获取数据内容
if (mIsCreate || !mDataContent.equals(dataContent)) { // 如果是创建状态或内容不匹配
mDiffDataValues.put(DataColumns.CONTENT, dataContent); // 存储数据内容
String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : "";
if (mIsCreate || !mDataContent.equals(dataContent)) {
mDiffDataValues.put(DataColumns.CONTENT, dataContent);
}
mDataContent = dataContent; // 更新数据内容
mDataContent = dataContent;
long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0; // 获取数据内容数据1
if (mIsCreate || mDataContentData1 != dataContentData1) { // 如果是创建状态或数据1不匹配
mDiffDataValues.put(DataColumns.DATA1, dataContentData1); // 存储数据内容数据1
long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0;
if (mIsCreate || mDataContentData1 != dataContentData1) {
mDiffDataValues.put(DataColumns.DATA1, dataContentData1);
}
mDataContentData1 = dataContentData1; // 更新数据内容数据1
mDataContentData1 = dataContentData1;
String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : ""; // 获取数据内容数据3
if (mIsCreate || !mDataContentData3.equals(dataContentData3)) { // 如果是创建状态或数据3不匹配
mDiffDataValues.put(DataColumns.DATA3, dataContentData3); // 存储数据内容数据3
String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : "";
if (mIsCreate || !mDataContentData3.equals(dataContentData3)) {
mDiffDataValues.put(DataColumns.DATA3, dataContentData3);
}
mDataContentData3 = dataContentData3; // 更新数据内容数据3
mDataContentData3 = dataContentData3;
}
public JSONObject getContent() throws JSONException { // 获取内容返回JSON对象
if (mIsCreate) { // 如果是创建状态
Log.e(TAG, "it seems that we haven't created this in database yet"); // 记录错误日志
return null; // 返回null
/**
*
*/
public JSONObject getContent() throws JSONException {
if (mIsCreate) {
Log.e(TAG, "似乎我们还没有在数据库中创建此数据");
return null;
}
JSONObject js = new JSONObject(); // 创建JSON对象
js.put(DataColumns.ID, mDataId); // 存储数据ID
js.put(DataColumns.MIME_TYPE, mDataMimeType); // 存储数据MIME类型
js.put(DataColumns.CONTENT, mDataContent); // 存储数据内容
js.put(DataColumns.DATA1, mDataContentData1); // 存储数据内容数据1
js.put(DataColumns.DATA3, mDataContentData3); // 存储数据内容数据3
return js; // 返回JSON对象
JSONObject js = new JSONObject();
js.put(DataColumns.ID, mDataId);
js.put(DataColumns.MIME_TYPE, mDataMimeType);
js.put(DataColumns.CONTENT, mDataContent);
js.put(DataColumns.DATA1, mDataContentData1);
js.put(DataColumns.DATA3, mDataContentData3);
return js;
}
public void commit(long noteId, boolean validateVersion, long version) { // 提交数据到数据库
if (mIsCreate) { // 如果是创建状态
if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) { // 如果ID无效且包含ID
mDiffDataValues.remove(DataColumns.ID); // 移除ID
/**
*
*/
public void commit(long noteId, boolean validateVersion, long version) {
if (mIsCreate) {
if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) {
mDiffDataValues.remove(DataColumns.ID);
}
mDiffDataValues.put(DataColumns.NOTE_ID, noteId); // 存储笔记ID
Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues); // 插入数据
mDiffDataValues.put(DataColumns.NOTE_ID, noteId);
Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues);
try {
mDataId = Long.valueOf(uri.getPathSegments().get(1)); // 获取新插入数据的ID
} catch (NumberFormatException e) { // 捕获数字格式异常
Log.e(TAG, "Get note id error :" + e.toString()); // 记录错误日志
throw new ActionFailureException("create note failed"); // 抛出创建失败异常
mDataId = Long.valueOf(uri.getPathSegments().get(1));
} catch (NumberFormatException e) {
Log.e(TAG, "获取笔记ID错误" + e.toString());
throw new ActionFailureException("创建笔记失败");
}
} else { // 如果不是创建状态
if (mDiffDataValues.size() > 0) { // 如果有差异数据
int result = 0; // 结果初始化
if (!validateVersion) { // 如果不验证版本
} else {
if (mDiffDataValues.size() > 0) {
int result = 0;
if (!validateVersion) {
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null); // 更新数据
} else { // 如果验证版本
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null);
} else {
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues,
" ? in (SELECT " + NoteColumns.ID + " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.VERSION + "=?)", new String[] {
String.valueOf(noteId), String.valueOf(version)
}); // 根据版本更新数据
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues,
" ? in (SELECT " + NoteColumns.ID +" FROM " + TABLE.NOTE + " WHERE " + NoteColumns.VERSION + "=?)",
new String[] { String.valueOf(noteId), String.valueOf(version) });
}
if (result == 0) { // 如果没有更新
Log.w(TAG, "there is no update. maybe user updates note when syncing"); // 记录警告日志
if (result == 0) {
Log.w(TAG, "没有更新。可能是用户在同步时更新了笔记");
}
}
}
mDiffDataValues.clear(); // 清空差异数据
mIsCreate = false; // 设置为非创建状态
mDiffDataValues.clear();
mIsCreate = false;
}
public long getId() { // 获取数据ID
return mDataId; // 返回数据ID
/**
* ID
*/
public long getId() {
return mDataId;
}
}
}

@ -14,35 +14,36 @@
* limitations under the License.
*/
package net.micode.notes.gtask.data; // 包名,包含与任务相关的数据处理
package net.micode.notes.gtask.data;
import android.appwidget.AppWidgetManager; // 导入AppWidgetManager类用于管理小部件
import android.content.ContentResolver; // 导入ContentResolver类用于访问内容提供者
import android.content.ContentValues; // 导入ContentValues类用于存储内容值
import android.content.Context; // 导入Context类提供应用环境信息
import android.database.Cursor; // 导入Cursor类用于数据库查询结果
import android.net.Uri; // 导入Uri类用于处理URI
import android.util.Log; // 导入Log类用于日志记录
import android.appwidget.AppWidgetManager;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.util.Log;
import net.micode.notes.data.Notes; // 导入Notes类包含笔记相关的数据结构
import net.micode.notes.data.Notes.DataColumns; // 导入数据列常量
import net.micode.notes.data.Notes.NoteColumns; // 导入笔记列常量
import net.micode.notes.gtask.exception.ActionFailureException; // 导入自定义异常类
import net.micode.notes.tool.GTaskStringUtils; // 导入工具类,处理字符串
import net.micode.notes.tool.ResourceParser; // 导入资源解析工具类
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.gtask.exception.ActionFailureException;
import net.micode.notes.tool.GTaskStringUtils;
import net.micode.notes.tool.ResourceParser;
import org.json.JSONArray; // 导入JSONArray类用于处理JSON数组
import org.json.JSONException; // 导入JSONException类处理JSON异常
import org.json.JSONObject; // 导入JSONObject类用于处理JSON对象
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.ArrayList; // 导入ArrayList类用于动态数组
import java.util.ArrayList;
public class SqlNote { // SqlNote类表示一个笔记对象
private static final String TAG = SqlNote.class.getSimpleName(); // 日志标签
// SqlData类用于处理与数据库的交互操作包括创建、更新和获取数据等操作。
public class SqlNote {
private static final String TAG = SqlNote.class.getSimpleName();
private static final int INVALID_ID = -99999; // 无效ID常量
private static final int INVALID_ID = -99999;
public static final String[] PROJECTION_NOTE = new String[] { // 笔记的列投影
public static final String[] PROJECTION_NOTE = new String[] {
NoteColumns.ID, NoteColumns.ALERTED_DATE, NoteColumns.BG_COLOR_ID,
NoteColumns.CREATED_DATE, NoteColumns.HAS_ATTACHMENT, NoteColumns.MODIFIED_DATE,
NoteColumns.NOTES_COUNT, NoteColumns.PARENT_ID, NoteColumns.SNIPPET, NoteColumns.TYPE,
@ -51,453 +52,484 @@ public class SqlNote { // SqlNote类表示一个笔记对象
NoteColumns.VERSION
};
public static final int ID_COLUMN = 0; // ID列索引
public static final int ID_COLUMN = 0;
public static final int ALERTED_DATE_COLUMN = 1; // 提醒日期列索引
public static final int ALERTED_DATE_COLUMN = 1;
public static final int BG_COLOR_ID_COLUMN = 2; // 背景颜色ID列索引
public static final int BG_COLOR_ID_COLUMN = 2;
public static final int CREATED_DATE_COLUMN = 3; // 创建日期列索引
public static final int CREATED_DATE_COLUMN = 3;
public static final int HAS_ATTACHMENT_COLUMN = 4; // 是否有附件列索引
public static final int HAS_ATTACHMENT_COLUMN = 4;
public static final int MODIFIED_DATE_COLUMN = 5; // 修改日期列索引
public static final int MODIFIED_DATE_COLUMN = 5;
public static final int NOTES_COUNT_COLUMN = 6; // 笔记数量列索引
public static final int NOTES_COUNT_COLUMN = 6;
public static final int PARENT_ID_COLUMN = 7; // 父ID列索引
public static final int PARENT_ID_COLUMN = 7;
public static final int SNIPPET_COLUMN = 8; // 摘要列索引
public static final int SNIPPET_COLUMN = 8;
public static final int TYPE_COLUMN = 9; // 类型列索引
public static final int TYPE_COLUMN = 9;
public static final int WIDGET_ID_COLUMN = 10; // 小部件ID列索引
public static final int WIDGET_ID_COLUMN = 10;
public static final int WIDGET_TYPE_COLUMN = 11; // 小部件类型列索引
public static final int WIDGET_TYPE_COLUMN = 11;
public static final int SYNC_ID_COLUMN = 12; // 同步ID列索引
public static final int SYNC_ID_COLUMN = 12;
public static final int LOCAL_MODIFIED_COLUMN = 13; // 本地修改标记列索引
public static final int LOCAL_MODIFIED_COLUMN = 13;
public static final int ORIGIN_PARENT_ID_COLUMN = 14; // 原始父ID列索引
public static final int ORIGIN_PARENT_ID_COLUMN = 14;
public static final int GTASK_ID_COLUMN = 15; // GTASK ID列索引
public static final int GTASK_ID_COLUMN = 15;
public static final int VERSION_COLUMN = 16; // 版本列索引
public static final int VERSION_COLUMN = 16;
private Context mContext; // 上下文对象
private Context mContext;
private ContentResolver mContentResolver; // 内容解析器
private ContentResolver mContentResolver;
private boolean mIsCreate; // 是否为新建标记
private boolean mIsCreate;
private long mId; // 笔记ID
private long mId;
private long mAlertDate; // 提醒日期
private long mAlertDate;
private int mBgColorId; // 背景颜色ID
private int mBgColorId;
private long mCreatedDate; // 创建日期
private long mCreatedDate;
private int mHasAttachment; // 附件标记
private int mHasAttachment;
private long mModifiedDate; // 修改日期
private long mModifiedDate;
private long mParentId; // 父ID
private long mParentId;
private String mSnippet; // 摘要
private String mSnippet;
private int mType; // 笔记类型
private int mType;
private int mWidgetId; // 小部件ID
private int mWidgetId;
private int mWidgetType; // 小部件类型
private int mWidgetType;
private long mOriginParent; // 原始父ID
private long mOriginParent;
private long mVersion; // 版本号
private long mVersion;
private ContentValues mDiffNoteValues; // 存储笔记的差异值
private ContentValues mDiffNoteValues;
private ArrayList<SqlData> mDataList; // 笔记数据列表
public SqlNote(Context context) { // 构造函数,创建新笔记
mContext = context; // 初始化上下文
mContentResolver = context.getContentResolver(); // 获取内容解析器
mIsCreate = true; // 设置为新建状态
mId = INVALID_ID; // 设置无效ID
mAlertDate = 0; // 初始化提醒日期
mBgColorId = ResourceParser.getDefaultBgId(context); // 获取默认背景颜色ID
mCreatedDate = System.currentTimeMillis(); // 获取当前时间作为创建日期
mHasAttachment = 0; // 初始化附件标记
mModifiedDate = System.currentTimeMillis(); // 获取当前时间作为修改日期
mParentId = 0; // 初始化父ID
mSnippet = ""; // 初始化摘要
mType = Notes.TYPE_NOTE; // 设置笔记类型为普通笔记
mWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID; // 设置小部件ID为无效值
mWidgetType = Notes.TYPE_WIDGET_INVALIDE; // 设置小部件类型为无效值
mOriginParent = 0; // 初始化原始父ID
mVersion = 0; // 初始化版本号
mDiffNoteValues = new ContentValues(); // 初始化差异值存储
mDataList = new ArrayList<SqlData>(); // 初始化数据列表
private ArrayList<SqlData> mDataList;
//构造函数、初始化属性
public SqlNote(Context context) {
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = true;
mId = INVALID_ID;
mAlertDate = 0;
mBgColorId = ResourceParser.getDefaultBgId(context);
mCreatedDate = System.currentTimeMillis();
mHasAttachment = 0;
mModifiedDate = System.currentTimeMillis();
mParentId = 0;
mSnippet = "";
mType = Notes.TYPE_NOTE;
mWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID;
mWidgetType = Notes.TYPE_WIDGET_INVALIDE;
mOriginParent = 0;
mVersion = 0;
mDiffNoteValues = new ContentValues();
mDataList = new ArrayList<SqlData>();
}
public SqlNote(Context context, Cursor c) { // 构造函数从Cursor加载笔记
mContext = context; // 初始化上下文
mContentResolver = context.getContentResolver(); // 获取内容解析器
mIsCreate = false; // 设置为非新建状态
loadFromCursor(c); // 从Cursor加载数据
mDataList = new ArrayList<SqlData>(); // 初始化数据列表
if (mType == Notes.TYPE_NOTE) // 如果是笔记类型
loadDataContent(); // 加载数据内容
mDiffNoteValues = new ContentValues(); // 初始化差异值存储
//通过数据库查询结果构造SqlData对象
public SqlNote(Context context, Cursor c) {
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(c);
mDataList = new ArrayList<SqlData>();
if (mType == Notes.TYPE_NOTE)
loadDataContent();
mDiffNoteValues = new ContentValues();
}
public SqlNote(Context context, long id) { // 构造函数通过ID加载笔记
mContext = context; // 初始化上下文
mContentResolver = context.getContentResolver(); // 获取内容解析器
mIsCreate = false; // 设置为非新建状态
loadFromCursor(id); // 从ID加载数据
mDataList = new ArrayList<SqlData>(); // 初始化数据列表
if (mType == Notes.TYPE_NOTE) // 如果是笔记类型
loadDataContent(); // 加载数据内容
mDiffNoteValues = new ContentValues(); // 初始化差异值存储
public SqlNote(Context context, long id) {
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(id);
mDataList = new ArrayList<SqlData>();
if (mType == Notes.TYPE_NOTE)
loadDataContent();
mDiffNoteValues = new ContentValues();
}
//从数据库查询结果中加载数据到对象属性
private void loadFromCursor(long id) { // 从Cursor加载数据
Cursor c = null; // 初始化Cursor
private void loadFromCursor(long id) {
Cursor c = null;
try {
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)", // 查询笔记数据
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)",
new String[] {
String.valueOf(id) // 通过ID查询
String.valueOf(id)
}, null);
if (c != null) { // 如果Cursor不为空
c.moveToNext(); // 移动到下一行
loadFromCursor(c); // 从Cursor加载数据
if (c != null) {
c.moveToNext();
loadFromCursor(c);
} else {
Log.w(TAG, "loadFromCursor: cursor = null"); // 日志警告Cursor为空
Log.w(TAG, "loadFromCursor: cursor = null");
}
} finally {
if (c != null) // 如果Cursor不为空
c.close(); // 关闭Cursor
if (c != null)
c.close();
}
}
private void loadFromCursor(Cursor c) { // 从Cursor加载数据
mId = c.getLong(ID_COLUMN); // 获取ID
mAlertDate = c.getLong(ALERTED_DATE_COLUMN); // 获取提醒日期
mBgColorId = c.getInt(BG_COLOR_ID_COLUMN); // 获取背景颜色ID
mCreatedDate = c.getLong(CREATED_DATE_COLUMN); // 获取创建日期
mHasAttachment = c.getInt(HAS_ATTACHMENT_COLUMN); // 获取附件标记
mModifiedDate = c.getLong(MODIFIED_DATE_COLUMN); // 获取修改日期
mParentId = c.getLong(PARENT_ID_COLUMN); // 获取父ID
mSnippet = c.getString(SNIPPET_COLUMN); // 获取摘要
mType = c.getInt(TYPE_COLUMN); // 获取笔记类型
mWidgetId = c.getInt(WIDGET_ID_COLUMN); // 获取小部件ID
mWidgetType = c.getInt(WIDGET_TYPE_COLUMN); // 获取小部件类型
mVersion = c.getLong(VERSION_COLUMN); // 获取版本号
private void loadFromCursor(Cursor c) {
mId = c.getLong(ID_COLUMN);
mAlertDate = c.getLong(ALERTED_DATE_COLUMN);
mBgColorId = c.getInt(BG_COLOR_ID_COLUMN);
mCreatedDate = c.getLong(CREATED_DATE_COLUMN);
mHasAttachment = c.getInt(HAS_ATTACHMENT_COLUMN);
mModifiedDate = c.getLong(MODIFIED_DATE_COLUMN);
mParentId = c.getLong(PARENT_ID_COLUMN);
mSnippet = c.getString(SNIPPET_COLUMN);
mType = c.getInt(TYPE_COLUMN);
mWidgetId = c.getInt(WIDGET_ID_COLUMN);
mWidgetType = c.getInt(WIDGET_TYPE_COLUMN);
mVersion = c.getLong(VERSION_COLUMN);
}
private void loadDataContent() { // 加载笔记的数据内容
Cursor c = null; // 初始化Cursor
mDataList.clear(); // 清空数据列表
private void loadDataContent() {
Cursor c = null;
mDataList.clear();
try {
c = mContentResolver.query(Notes.CONTENT_DATA_URI, SqlData.PROJECTION_DATA, // 查询数据内容
c = mContentResolver.query(Notes.CONTENT_DATA_URI, SqlData.PROJECTION_DATA,
"(note_id=?)", new String[] {
String.valueOf(mId) // 通过笔记ID查询
String.valueOf(mId)
}, null);
if (c != null) { // 如果Cursor不为空
if (c.getCount() == 0) { // 如果没有数据
Log.w(TAG, "it seems that the note has not data"); // 日志警告,笔记没有数据
return; // 返回
if (c != null) {
if (c.getCount() == 0) {
Log.w(TAG, "it seems that the note has not data");
return;
}
while (c.moveToNext()) { // 遍历Cursor
SqlData data = new SqlData(mContext, c); // 创建SqlData对象
mDataList.add(data); // 添加到数据列表
while (c.moveToNext()) {
SqlData data = new SqlData(mContext, c);
mDataList.add(data);
}
} else {
Log.w(TAG, "loadDataContent: cursor = null"); // 日志警告Cursor为空
Log.w(TAG, "loadDataContent: cursor = null");
}
} finally {
if (c != null) // 如果Cursor不为空
c.close(); // 关闭Cursor
if (c != null)
c.close();
}
}
public boolean setContent(JSONObject js) { // 设置笔记内容
// 设置数据内容
public boolean setContent(JSONObject js) {
try {
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); // 获取笔记对象
if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) { // 如果是系统文件夹
Log.w(TAG, "cannot set system folder"); // 日志警告,不能设置系统文件夹
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) { // 如果是文件夹
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
// 检查笔记类型,系统文件夹不能被设置
if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {
Log.w(TAG, "cannot set system folder");
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {
// 对于文件夹,只能更新摘要和类型
String snippet = note.has(NoteColumns.SNIPPET) ? note // 获取摘要
String snippet = note.has(NoteColumns.SNIPPET) ? note
.getString(NoteColumns.SNIPPET) : "";
if (mIsCreate || !mSnippet.equals(snippet)) { // 如果是新建或摘要不同
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet); // 更新摘要
if (mIsCreate || !mSnippet.equals(snippet)) {
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
}
mSnippet = snippet; // 设置摘要
mSnippet = snippet;
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE) // 获取类型
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
: Notes.TYPE_NOTE;
if (mIsCreate || mType != type) { // 如果是新建或类型不同
mDiffNoteValues.put(NoteColumns.TYPE, type); // 更新类型
if (mIsCreate || mType != type) {
mDiffNoteValues.put(NoteColumns.TYPE, type);
}
mType = type; // 设置类型
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_NOTE) { // 如果是笔记
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA); // 获取数据数组
long id = note.has(NoteColumns.ID) ? note.getLong(NoteColumns.ID) : INVALID_ID; // 获取ID
if (mIsCreate || mId != id) { // 如果是新建或ID不同
mDiffNoteValues.put(NoteColumns.ID, id); // 更新ID
mType = type;
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_NOTE) {
// 笔记类型为普通笔记
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
long id = note.has(NoteColumns.ID) ? note.getLong(NoteColumns.ID) : INVALID_ID;
if (mIsCreate || mId != id) {
mDiffNoteValues.put(NoteColumns.ID, id);
}
mId = id; // 设置ID
mId = id;
long alertDate = note.has(NoteColumns.ALERTED_DATE) ? note // 获取提醒日期
// 提醒日期
long alertDate = note.has(NoteColumns.ALERTED_DATE) ? note
.getLong(NoteColumns.ALERTED_DATE) : 0;
if (mIsCreate || mAlertDate != alertDate) { // 如果是新建或提醒日期不同
mDiffNoteValues.put(NoteColumns.ALERTED_DATE, alertDate); // 更新提醒日期
if (mIsCreate || mAlertDate != alertDate) {
mDiffNoteValues.put(NoteColumns.ALERTED_DATE, alertDate);
}
mAlertDate = alertDate; // 设置提醒日期
mAlertDate = alertDate;
int bgColorId = note.has(NoteColumns.BG_COLOR_ID) ? note // 获取背景颜色ID
// 背景颜色 ID
int bgColorId = note.has(NoteColumns.BG_COLOR_ID) ? note
.getInt(NoteColumns.BG_COLOR_ID) : ResourceParser.getDefaultBgId(mContext);
if (mIsCreate || mBgColorId != bgColorId) { // 如果是新建或背景颜色ID不同
mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId); // 更新背景颜色ID
if (mIsCreate || mBgColorId != bgColorId) {
mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId);
}
mBgColorId = bgColorId; // 设置背景颜色ID
mBgColorId = bgColorId;
long createDate = note.has(NoteColumns.CREATED_DATE) ? note // 获取创建日期
// 创建日期
long createDate = note.has(NoteColumns.CREATED_DATE) ? note
.getLong(NoteColumns.CREATED_DATE) : System.currentTimeMillis();
if (mIsCreate || mCreatedDate != createDate) { // 如果是新建或创建日期不同
mDiffNoteValues.put(NoteColumns.CREATED_DATE, createDate); // 更新创建日期
if (mIsCreate || mCreatedDate != createDate) {
mDiffNoteValues.put(NoteColumns.CREATED_DATE, createDate);
}
mCreatedDate = createDate; // 设置创建日期
mCreatedDate = createDate;
int hasAttachment = note.has(NoteColumns.HAS_ATTACHMENT) ? note // 获取附件标记
// 是否有附件
int hasAttachment = note.has(NoteColumns.HAS_ATTACHMENT) ? note
.getInt(NoteColumns.HAS_ATTACHMENT) : 0;
if (mIsCreate || mHasAttachment != hasAttachment) { // 如果是新建或附件标记不同
mDiffNoteValues.put(NoteColumns.HAS_ATTACHMENT, hasAttachment); // 更新附件标记
if (mIsCreate || mHasAttachment != hasAttachment) {
mDiffNoteValues.put(NoteColumns.HAS_ATTACHMENT, hasAttachment);
}
mHasAttachment = hasAttachment; // 设置附件标记
mHasAttachment = hasAttachment;
long modifiedDate = note.has(NoteColumns.MODIFIED_DATE) ? note // 获取修改日期
// 修改日期
long modifiedDate = note.has(NoteColumns.MODIFIED_DATE) ? note
.getLong(NoteColumns.MODIFIED_DATE) : System.currentTimeMillis();
if (mIsCreate || mModifiedDate != modifiedDate) { // 如果是新建或修改日期不同
mDiffNoteValues.put(NoteColumns.MODIFIED_DATE, modifiedDate); // 更新修改日期
if (mIsCreate || mModifiedDate != modifiedDate) {
mDiffNoteValues.put(NoteColumns.MODIFIED_DATE, modifiedDate);
}
mModifiedDate = modifiedDate; // 设置修改日期
mModifiedDate = modifiedDate;
long parentId = note.has(NoteColumns.PARENT_ID) ? note // 获取父ID
// 父笔记 ID
long parentId = note.has(NoteColumns.PARENT_ID) ? note
.getLong(NoteColumns.PARENT_ID) : 0;
if (mIsCreate || mParentId != parentId) { // 如果是新建或父ID不同
mDiffNoteValues.put(NoteColumns.PARENT_ID, parentId); // 更新父ID
if (mIsCreate || mParentId != parentId) {
mDiffNoteValues.put(NoteColumns.PARENT_ID, parentId);
}
mParentId = parentId; // 设置父ID
mParentId = parentId;
String snippet = note.has(NoteColumns.SNIPPET) ? note // 获取摘要
// 摘要
String snippet = note.has(NoteColumns.SNIPPET) ? note
.getString(NoteColumns.SNIPPET) : "";
if (mIsCreate || !mSnippet.equals(snippet)) { // 如果是新建或摘要不同
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet); // 更新摘要
if (mIsCreate || !mSnippet.equals(snippet)) {
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
}
mSnippet = snippet; // 设置摘要
mSnippet = snippet;
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE) // 获取类型
// 笔记类型
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
: Notes.TYPE_NOTE;
if (mIsCreate || mType != type) { // 如果是新建或类型不同
mDiffNoteValues.put(NoteColumns.TYPE, type); // 更新类型
if (mIsCreate || mType != type) {
mDiffNoteValues.put(NoteColumns.TYPE, type);
}
mType = type; // 设置类型
mType = type;
int widgetId = note.has(NoteColumns.WIDGET_ID) ? note.getInt(NoteColumns.WIDGET_ID) // 获取小部件ID
// 小部件 ID
int widgetId = note.has(NoteColumns.WIDGET_ID) ? note.getInt(NoteColumns.WIDGET_ID)
: AppWidgetManager.INVALID_APPWIDGET_ID;
if (mIsCreate || mWidgetId != widgetId) { // 如果是新建或小部件ID不同
mDiffNoteValues.put(NoteColumns.WIDGET_ID, widgetId); // 更新小部件ID
if (mIsCreate || mWidgetId != widgetId) {
mDiffNoteValues.put(NoteColumns.WIDGET_ID, widgetId);
}
mWidgetId = widgetId; // 设置小部件ID
mWidgetId = widgetId;
int widgetType = note.has(NoteColumns.WIDGET_TYPE) ? note // 获取小部件类型
// 小部件类型
int widgetType = note.has(NoteColumns.WIDGET_TYPE) ? note
.getInt(NoteColumns.WIDGET_TYPE) : Notes.TYPE_WIDGET_INVALIDE;
if (mIsCreate || mWidgetType != widgetType) { // 如果是新建或小部件类型不同
mDiffNoteValues.put(NoteColumns.WIDGET_TYPE, widgetType); // 更新小部件类型
if (mIsCreate || mWidgetType != widgetType) {
mDiffNoteValues.put(NoteColumns.WIDGET_TYPE, widgetType);
}
mWidgetType = widgetType; // 设置小部件类型
mWidgetType = widgetType;
long originParent = note.has(NoteColumns.ORIGIN_PARENT_ID) ? note // 获取原始父ID
// 原始父笔记 ID
long originParent = note.has(NoteColumns.ORIGIN_PARENT_ID) ? note
.getLong(NoteColumns.ORIGIN_PARENT_ID) : 0;
if (mIsCreate || mOriginParent != originParent) { // 如果是新建或原始父ID不同
mDiffNoteValues.put(NoteColumns.ORIGIN_PARENT_ID, originParent); // 更新原始父ID
if (mIsCreate || mOriginParent != originParent) {
mDiffNoteValues.put(NoteColumns.ORIGIN_PARENT_ID, originParent);
}
mOriginParent = originParent; // 设置原始父ID
for (int i = 0; i < dataArray.length(); i++) { // 遍历数据数组
JSONObject data = dataArray.getJSONObject(i); // 获取数据对象
SqlData sqlData = null; // 初始化SqlData对象
if (data.has(DataColumns.ID)) { // 如果数据对象有ID
long dataId = data.getLong(DataColumns.ID); // 获取数据ID
for (SqlData temp : mDataList) { // 遍历数据列表
if (dataId == temp.getId()) { // 如果找到匹配的ID
sqlData = temp; // 设置SqlData对象
mOriginParent = originParent;
// 遍历数据内容数组,设置笔记数据
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i);
SqlData sqlData = null;
if (data.has(DataColumns.ID)) {
long dataId = data.getLong(DataColumns.ID);
for (SqlData temp : mDataList) {
if (dataId == temp.getId()) {
sqlData = temp;
}
}
}
if (sqlData == null) { // 如果没有找到匹配的SqlData
sqlData = new SqlData(mContext); // 创建新的SqlData对象
mDataList.add(sqlData); // 添加到数据列表
if (sqlData == null) {
sqlData = new SqlData(mContext);
mDataList.add(sqlData);
}
sqlData.setContent(data); // 设置SqlData内容
sqlData.setContent(data);
}
}
} catch (JSONException e) { // 捕获JSON异常
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
return false; // 返回失败
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return false;
}
return true; // 返回成功
return true;
}
public JSONObject getContent() { // 获取笔记内容
// 获取笔记内容
public JSONObject getContent() {
try {
JSONObject js = new JSONObject(); // 创建JSON对象
JSONObject js = new JSONObject();
if (mIsCreate) { // 如果是新建状态
Log.e(TAG, "it seems that we haven't created this in database yet"); // 日志错误,尚未在数据库中创建
return null; // 返回空
if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet");
return null;
}
JSONObject note = new JSONObject(); // 创建笔记JSON对象
if (mType == Notes.TYPE_NOTE) { // 如果是笔记类型
note.put(NoteColumns.ID, mId); // 添加ID
note.put(NoteColumns.ALERTED_DATE, mAlertDate); // 添加提醒日期
note.put(NoteColumns.BG_COLOR_ID, mBgColorId); // 添加背景颜色ID
note.put(NoteColumns.CREATED_DATE, mCreatedDate); // 添加创建日期
note.put(NoteColumns.HAS_ATTACHMENT, mHasAttachment); // 添加附件标记
note.put(NoteColumns.MODIFIED_DATE, mModifiedDate); // 添加修改日期
note.put(NoteColumns.PARENT_ID, mParentId); // 添加父ID
note.put(NoteColumns.SNIPPET, mSnippet); // 添加摘要
note.put(NoteColumns.TYPE, mType); // 添加笔记类型
note.put(NoteColumns.WIDGET_ID, mWidgetId); // 添加小部件ID
note.put(NoteColumns.WIDGET_TYPE, mWidgetType); // 添加小部件类型
note.put(NoteColumns.ORIGIN_PARENT_ID, mOriginParent); // 添加原始父ID
js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 将笔记对象添加到JSON
JSONArray dataArray = new JSONArray(); // 创建数据数组
for (SqlData sqlData : mDataList) { // 遍历数据列表
JSONObject data = sqlData.getContent(); // 获取SqlData内容
if (data != null) { // 如果内容不为空
dataArray.put(data); // 添加到数据数组
JSONObject note = new JSONObject();
if (mType == Notes.TYPE_NOTE) {
note.put(NoteColumns.ID, mId);
note.put(NoteColumns.ALERTED_DATE, mAlertDate);
note.put(NoteColumns.BG_COLOR_ID, mBgColorId);
note.put(NoteColumns.CREATED_DATE, mCreatedDate);
note.put(NoteColumns.HAS_ATTACHMENT, mHasAttachment);
note.put(NoteColumns.MODIFIED_DATE, mModifiedDate);
note.put(NoteColumns.PARENT_ID, mParentId);
note.put(NoteColumns.SNIPPET, mSnippet);
note.put(NoteColumns.TYPE, mType);
note.put(NoteColumns.WIDGET_ID, mWidgetId);
note.put(NoteColumns.WIDGET_TYPE, mWidgetType);
note.put(NoteColumns.ORIGIN_PARENT_ID, mOriginParent);
js.put(GTaskStringUtils.META_HEAD_NOTE, note);
JSONArray dataArray = new JSONArray();
for (SqlData sqlData : mDataList) {
JSONObject data = sqlData.getContent();
if (data != null) {
dataArray.put(data);
}
}
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); // 将数据数组添加到JSON
} else if (mType == Notes.TYPE_FOLDER || mType == Notes.TYPE_SYSTEM) { // 如果是文件夹或系统类型
note.put(NoteColumns.ID, mId); // 添加ID
note.put(NoteColumns.TYPE, mType); // 添加类型
note.put(NoteColumns.SNIPPET, mSnippet); // 添加摘要
js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 将笔记对象添加到JSON
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
} else if (mType == Notes.TYPE_FOLDER || mType == Notes.TYPE_SYSTEM) {
note.put(NoteColumns.ID, mId);
note.put(NoteColumns.TYPE, mType);
note.put(NoteColumns.SNIPPET, mSnippet);
js.put(GTaskStringUtils.META_HEAD_NOTE, note);
}
return js; // 返回JSON对象
} catch (JSONException e) { // 捕获JSON异常
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
return js;
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
return null; // 返回空
return null;
}
public void setParentId(long id) { // 设置父ID
mParentId = id; // 更新父ID
mDiffNoteValues.put(NoteColumns.PARENT_ID, id); // 更新差异值
// 设置父笔记 ID
public void setParentId(long id) {
mParentId = id;
mDiffNoteValues.put(NoteColumns.PARENT_ID, id);
}
public void setGtaskId(String gid) { // 设置GTask ID
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid); // 更新差异值
// 设置 Google 任务 ID
public void setGtaskId(String gid) {
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid);
}
public void setSyncId(long syncId) { // 设置同步ID
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId); // 更新差异值
// 设置同步 ID
public void setSyncId(long syncId) {
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId);
}
public void resetLocalModified() { // 重置本地修改标记
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0); // 更新差异值
// 重置本地修改标志
public void resetLocalModified() {
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0);
}
public long getId() { // 获取ID
return mId; // 返回ID
// 获取笔记 ID
public long getId() {
return mId;
}
public long getParentId() { // 获取父ID
return mParentId; // 返回父ID
// 获取父笔记 ID
public long getParentId() {
return mParentId;
}
public String getSnippet() { // 获取摘要
return mSnippet; // 返回摘要
// 获取摘要
public String getSnippet() {
return mSnippet;
}
public boolean isNoteType() { // 判断是否为笔记类型
return mType == Notes.TYPE_NOTE; // 返回结果
// 判断是否为普通笔记类型
public boolean isNoteType() {
return mType == Notes.TYPE_NOTE;
}
public void commit(boolean validateVersion) { // 提交笔记
if (mIsCreate) { // 如果是新建状态
if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) { // 如果ID无效且差异值中包含ID
mDiffNoteValues.remove(NoteColumns.ID); // 移除ID
// 提交笔记更改
public void commit(boolean validateVersion) {
if (mIsCreate) {
// 创建新笔记
if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) {
mDiffNoteValues.remove(NoteColumns.ID);
}
Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues); // 插入新笔记
Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues);
try {
mId = Long.valueOf(uri.getPathSegments().get(1)); // 获取新笔记的ID
} catch (NumberFormatException e) { // 捕获数字格式异常
Log.e(TAG, "Get note id error :" + e.toString()); // 记录错误日志
throw new ActionFailureException("create note failed"); // 抛出创建失败异常
mId = Long.valueOf(uri.getPathSegments().get(1));
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
throw new ActionFailureException("create note failed");
}
if (mId == 0) { // 如果ID为0
throw new IllegalStateException("Create thread id failed"); // 抛出非法状态异常
if (mId == 0) {
throw new IllegalStateException("Create thread id failed");
}
if (mType == Notes.TYPE_NOTE) { // 如果是笔记类型
for (SqlData sqlData : mDataList) { // 遍历数据列表
sqlData.commit(mId, false, -1); // 提交SqlData
// 如果是普通笔记,则提交笔记数据
if (mType == Notes.TYPE_NOTE) {
for (SqlData sqlData : mDataList) {
sqlData.commit(mId, false, -1);
}
}
} else { // 如果不是新建状态
if (mId <= 0 && mId != Notes.ID_ROOT_FOLDER && mId != Notes.ID_CALL_RECORD_FOLDER) { // 如果ID无效
Log.e(TAG, "No such note"); // 记录错误日志
throw new IllegalStateException("Try to update note with invalid id"); // 抛出非法状态异常
} else {
// 更新已存在的笔记
if (mId <= 0 && mId != Notes.ID_ROOT_FOLDER && mId != Notes.ID_CALL_RECORD_FOLDER) {
Log.e(TAG, "No such note");
throw new IllegalStateException("Try to update note with invalid id");
}
if (mDiffNoteValues.size() > 0) { // 如果差异值不为空
mVersion++; // 增加版本号
int result = 0; // 初始化结果
if (!validateVersion) { // 如果不需要验证版本
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "(" // 更新笔记
if (mDiffNoteValues.size() > 0) {
mVersion ++;
int result = 0;
if (!validateVersion) {
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ NoteColumns.ID + "=?)", new String[] {
String.valueOf(mId) // 通过ID更新
String.valueOf(mId)
});
} else { // 如果需要验证版本
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "(" // 更新笔记
+ NoteColumns.ID + "=?) AND (" + NoteColumns.VERSION + "<=?)",
} else {
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ NoteColumns.ID + "=?) AND (" + NoteColumns.VERSION + "<=?)",
new String[] {
String.valueOf(mId), String.valueOf(mVersion) // 通过ID和版本更新
String.valueOf(mId), String.valueOf(mVersion)
});
}
if (result == 0) { // 如果没有更新
Log.w(TAG, "there is no update. maybe user updates note when syncing"); // 日志警告,可能在同步时更新
if (result == 0) {
Log.w(TAG, "there is no update. maybe user updates note when syncing");
}
}
if (mType == Notes.TYPE_NOTE) { // 如果是笔记类型
for (SqlData sqlData : mDataList) { // 遍历数据列表
sqlData.commit(mId, validateVersion, mVersion); // 提交SqlData
// 如果是普通笔记,则提交笔记数据
if (mType == Notes.TYPE_NOTE) {
for (SqlData sqlData : mDataList) {
sqlData.commit(mId, validateVersion, mVersion);
}
}
}
// 刷新本地信息
loadFromCursor(mId); // 通过ID加载数据
if (mType == Notes.TYPE_NOTE) // 如果是笔记类型
loadDataContent(); // 加载数据内容
loadFromCursor(mId);
if (mType == Notes.TYPE_NOTE)
loadDataContent();
mDiffNoteValues.clear(); // 清空差异值
mIsCreate = false; // 设置为非新建状态
mDiffNoteValues.clear();
mIsCreate = false;
}
}
}

@ -31,321 +31,357 @@ import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
/**
*
*/
public class Task extends Node {
private static final String TAG = Task.class.getSimpleName(); // 任务类的标签,用于日志记录
private static final String TAG = Task.class.getSimpleName();
private boolean mCompleted; // 任务是否完成的标志
// 标记任务是否已完成
private boolean mCompleted;
private String mNotes; // 任务的备注信息
// 任务的备注信息
private String mNotes;
private JSONObject mMetaInfo; // 任务的元信息
// 任务的元信息
private JSONObject mMetaInfo;
private Task mPriorSibling; // 任务的前一个兄弟任务
// 任务的前一个同级任务
private Task mPriorSibling;
private TaskList mParent; // 任务的父任务列表
// 任务的父任务列表
private TaskList mParent;
/**
* Task
*/
public Task() {
super(); // 调用父类构造函数
mCompleted = false; // 初始化任务为未完成
mNotes = null; // 初始化备注为空
mPriorSibling = null; // 初始化前一个兄弟任务为空
mParent = null; // 初始化父任务列表为空
mMetaInfo = null; // 初始化元信息为空
super();
mCompleted = false;
mNotes = null;
mPriorSibling = null;
mParent = null;
mMetaInfo = null;
}
/**
* JSON
*/
public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject(); // 创建一个新的JSON对象
JSONObject js = new JSONObject();
try {
// action_type
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); // 设置操作类型为创建
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
// action_id
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); // 设置操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// index
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this)); // 获取任务在父任务列表中的索引
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this));
// entity_delta
JSONObject entity = new JSONObject(); // 创建一个实体的JSON对象
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 设置任务名称
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); // 设置创建者ID为null
entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_TASK); // 设置实体类型为任务
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE, GTaskStringUtils.GTASK_JSON_TYPE_TASK);
if (getNotes() != null) {
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 如果有备注,添加备注信息
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes());
}
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); // 将实体信息添加到JSON对象中
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
// parent_id
js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid()); // 设置父任务ID
js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid());
// dest_parent_type
js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_GROUP); // 设置目标父类型为组
js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE, GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
// list_id
js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid()); // 设置任务列表ID
js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid());
// prior_sibling_id
if (mPriorSibling != null) {
js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid()); // 如果有前一个兄弟任务添加其ID
js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid());
}
} catch (JSONException e) {
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
throw new ActionFailureException("fail to generate task-create jsonobject"); // 抛出创建任务JSON对象失败的异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("fail to generate task-create jsonobject");
}
return js; // 返回创建操作的JSON对象
return js;
}
/**
* JSON
*/
public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject(); // 创建一个新的JSON对象
JSONObject js = new JSONObject();
try {
// action_type
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); // 设置操作类型为更新
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
// action_id
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); // 设置操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// id
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); // 设置任务ID
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
// entity_delta
JSONObject entity = new JSONObject(); // 创建一个实体的JSON对象
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 设置任务名称
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
if (getNotes() != null) {
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 如果有备注,添加备注信息
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes());
}
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 添加删除状态
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); // 将实体信息添加到JSON对象中
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted());
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
} catch (JSONException e) {
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
throw new ActionFailureException("fail to generate task-update jsonobject"); // 抛出更新任务JSON对象失败的异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("fail to generate task-update jsonobject");
}
return js; // 返回更新操作的JSON对象
return js;
}
/**
* JSON
*/
public void setContentByRemoteJSON(JSONObject js) {
if (js != null) {
try {
// id
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); // 设置任务ID
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
}
// last_modified
if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); // 设置最后修改时间
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
}
// name
if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); // 设置任务名称
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
}
// notes
if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) {
setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES)); // 设置备注信息
setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES));
}
// deleted
if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) {
setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED)); // 设置删除状态
setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED));
}
// completed
if (js.has(GTaskStringUtils.GTASK_JSON_COMPLETED)) {
setCompleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_COMPLETED)); // 设置完成状态
setCompleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_COMPLETED));
}
} catch (JSONException e) {
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
throw new ActionFailureException("fail to get task content from jsonobject"); // 抛出从JSON对象获取任务内容失败的异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("fail to get task content from jsonobject");
}
}
}
/**
* JSON
*/
public void setContentByLocalJSON(JSONObject js) {
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)
|| !js.has(GTaskStringUtils.META_HEAD_DATA)) {
Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); // 记录警告日志
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE) || !js.has(GTaskStringUtils.META_HEAD_DATA)) {
Log.w(TAG, "setContentByLocalJSON: nothing is available");
}
try {
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); // 获取备注信息
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA); // 获取数据数组
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
if (note.getInt(NoteColumns.TYPE) != Notes.TYPE_NOTE) {
Log.e(TAG, "invalid type"); // 记录错误日志
return; // 返回
Log.e(TAG, "invalid type");
return;
}
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i); // 获取每个数据对象
JSONObject data = dataArray.getJSONObject(i);
if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) {
setName(data.getString(DataColumns.CONTENT)); // 设置任务名称
break; // 退出循环
setName(data.getString(DataColumns.CONTENT));
break;
}
}
} catch (JSONException e) {
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
Log.e(TAG, e.toString());
e.printStackTrace();
}
}
/**
* JSON
*/
public JSONObject getLocalJSONFromContent() {
String name = getName(); // 获取任务名称
String name = getName();
try {
if (mMetaInfo == null) {
// new task created from web
if (name == null) {
Log.w(TAG, "the note seems to be an empty one"); // 记录警告日志
return null; // 返回null
Log.w(TAG, "the note seems to be an empty one");
return null;
}
JSONObject js = new JSONObject(); // 创建一个新的JSON对象
JSONObject note = new JSONObject(); // 创建备注的JSON对象
JSONArray dataArray = new JSONArray(); // 创建数据数组
JSONObject data = new JSONObject(); // 创建数据对象
data.put(DataColumns.CONTENT, name); // 设置数据内容为任务名称
dataArray.put(data); // 将数据对象添加到数据数组
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); // 将数据数组添加到JSON对象
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); // 设置备注类型为笔记
js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 将备注信息添加到JSON对象
return js; // 返回JSON对象
JSONObject js = new JSONObject();
JSONObject note = new JSONObject();
JSONArray dataArray = new JSONArray();
JSONObject data = new JSONObject();
data.put(DataColumns.CONTENT, name);
dataArray.put(data);
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
js.put(GTaskStringUtils.META_HEAD_NOTE, note);
return js;
} else {
// synced task
JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); // 获取元信息中的备注
JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA); // 获取元信息中的数据数组
JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i); // 获取每个数据对象
JSONObject data = dataArray.getJSONObject(i);
if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) {
data.put(DataColumns.CONTENT, getName()); // 更新数据内容为任务名称
break; // 退出循环
data.put(DataColumns.CONTENT, getName());
break;
}
}
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); // 设置备注类型为笔记
return mMetaInfo; // 返回元信息
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
return mMetaInfo;
}
} catch (JSONException e) {
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
return null; // 返回null
Log.e(TAG, e.toString());
e.printStackTrace();
return null;
}
}
/**
*
*/
public void setMetaInfo(MetaData metaData) {
if (metaData != null && metaData.getNotes() != null) {
try {
mMetaInfo = new JSONObject(metaData.getNotes()); // 设置元信息为传入的元数据
mMetaInfo = new JSONObject(metaData.getNotes());
} catch (JSONException e) {
Log.w(TAG, e.toString()); // 记录警告日志
mMetaInfo = null; // 设置元信息为null
Log.w(TAG, e.toString());
mMetaInfo = null;
}
}
}
/**
*
*/
public int getSyncAction(Cursor c) {
try {
JSONObject noteInfo = null; // 声明备注信息对象
JSONObject noteInfo = null;
if (mMetaInfo != null && mMetaInfo.has(GTaskStringUtils.META_HEAD_NOTE)) {
noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); // 获取元信息中的备注
noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
}
if (noteInfo == null) {
Log.w(TAG, "it seems that note meta has been deleted"); // 记录警告日志
return SYNC_ACTION_UPDATE_REMOTE; // 返回更新远程的操作
Log.w(TAG, "it seems that note meta has been deleted");
return SYNC_ACTION_UPDATE_REMOTE;
}
if (!noteInfo.has(NoteColumns.ID)) {
Log.w(TAG, "remote note id seems to be deleted"); // 记录警告日志
return SYNC_ACTION_UPDATE_LOCAL; // 返回更新本地的操作
Log.w(TAG, "remote note id seems to be deleted");
return SYNC_ACTION_UPDATE_LOCAL;
}
// validate the note id now
if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) {
Log.w(TAG, "note id doesn't match"); // 记录警告日志
return SYNC_ACTION_UPDATE_LOCAL; // 返回更新本地的操作
Log.w(TAG, "note id doesn't match");
return SYNC_ACTION_UPDATE_LOCAL;
}
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
// there is no local update
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// no update both side
return SYNC_ACTION_NONE; // 返回无操作
return SYNC_ACTION_NONE;
} else {
// apply remote to local
return SYNC_ACTION_UPDATE_LOCAL; // 返回更新本地的操作
return SYNC_ACTION_UPDATE_LOCAL;
}
} else {
// validate gtask id
if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
Log.e(TAG, "gtask id doesn't match"); // 记录错误日志
return SYNC_ACTION_ERROR; // 返回错误操作
Log.e(TAG, "gtask id doesn't match");
return SYNC_ACTION_ERROR;
}
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// local modification only
return SYNC_ACTION_UPDATE_REMOTE; // 返回更新远程的操作
return SYNC_ACTION_UPDATE_REMOTE;
} else {
return SYNC_ACTION_UPDATE_CONFLICT; // 返回冲突操作
return SYNC_ACTION_UPDATE_CONFLICT;
}
}
} catch (Exception e) {
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
Log.e(TAG, e.toString());
e.printStackTrace();
}
return SYNC_ACTION_ERROR; // 返回错误操作
return SYNC_ACTION_ERROR;
}
/**
*
*/
public boolean isWorthSaving() {
return mMetaInfo != null || (getName() != null && getName().trim().length() > 0)
|| (getNotes() != null && getNotes().trim().length() > 0); // 判断任务是否值得保存
|| (getNotes() != null && getNotes().trim().length() > 0);
}
// 设置任务是否完成
public void setCompleted(boolean completed) {
this.mCompleted = completed; // 设置任务完成状态
this.mCompleted = completed;
}
// 设置任务的备注信息
public void setNotes(String notes) {
this.mNotes = notes; // 设置任务备注信息
this.mNotes = notes;
}
// 设置任务的前一个同级任务
public void setPriorSibling(Task priorSibling) {
this.mPriorSibling = priorSibling; // 设置前一个兄弟任务
this.mPriorSibling = priorSibling;
}
// 设置任务的父任务列表
public void setParent(TaskList parent) {
this.mParent = parent; // 设置父任务列表
this.mParent = parent;
}
// 获取任务是否完成
public boolean getCompleted() {
return this.mCompleted; // 获取任务完成状态
return this.mCompleted;
}
// 获取任务的备注信息
public String getNotes() {
return this.mNotes; // 获取任务备注信息
return this.mNotes;
}
// 获取任务的前一个同级任务
public Task getPriorSibling() {
return this.mPriorSibling; // 获取前一个兄弟任务
return this.mPriorSibling;
}
// 获取任务的父任务列表
public TaskList getParent() {
return this.mParent; // 获取父任务列表
return this.mParent;
}
}
}

@ -1,342 +1,446 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* (c) 2010-2011The MiCode (www.micode.net)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Apache2.0("许可证");
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* "按原样"
*
*
*
*/
package net.micode.notes.gtask.data; // 包声明
package net.micode.notes.gtask.data;
import android.database.Cursor; // 导入Cursor类
import android.util.Log; // 导入Log类
import android.database.Cursor;
import android.util.Log;
import net.micode.notes.data.Notes; // 导入Notes类
import net.micode.notes.data.Notes.NoteColumns; // 导入NoteColumns类
import net.micode.notes.gtask.exception.ActionFailureException; // 导入自定义异常类
import net.micode.notes.tool.GTaskStringUtils; // 导入工具类
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.gtask.exception.ActionFailureException;
import net.micode.notes.tool.GTaskStringUtils;
import org.json.JSONException; // 导入JSONException类
import org.json.JSONObject; // 导入JSONObject类
import org.json.JSONException;
import org.json.JSONObject;
import java.util.ArrayList; // 导入ArrayList类
import java.util.ArrayList;
public class TaskList extends Node { // TaskList类继承自Node类
private static final String TAG = TaskList.class.getSimpleName(); // 定义日志标签
public class TaskList extends Node {
private static final String TAG = TaskList.class.getSimpleName();
private int mIndex; // 任务列表索引
private int mIndex;
private ArrayList<Task> mChildren; // 存储子任务的列表
private ArrayList<Task> mChildren;
public TaskList() { // 构造函数
super(); // 调用父类构造函数
mChildren = new ArrayList<Task>(); // 初始化子任务列表
mIndex = 1; // 初始化索引
public TaskList() {
super();
mChildren = new ArrayList<Task>();
mIndex = 1;
}
public JSONObject getCreateAction(int actionId) { // 获取创建操作的JSON对象
JSONObject js = new JSONObject(); // 创建JSON对象
/**
*
*
* @param actionId ID
* @return JSON
*/
public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject();
try {
// action_type
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); // 设置操作类型为创建
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
// action_id
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); // 设置操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// index
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex); // 设置索引
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex);
// entity_delta
JSONObject entity = new JSONObject(); // 创建实体JSON对象
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 设置名称
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); // 设置创建者ID
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_GROUP); // 设置实体类型为组
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); // 将实体添加到JSON对象中
GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
} catch (JSONException e) { // 捕获JSON异常
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
throw new ActionFailureException("fail to generate tasklist-create jsonobject"); // 抛出自定义异常
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("fail to generate tasklist-create jsonobject");
}
return js; // 返回创建操作的JSON对象
return js;
}
public JSONObject getUpdateAction(int actionId) { // 获取更新操作的JSON对象
JSONObject js = new JSONObject(); // 创建JSON对象
/**
*
*
* @param actionId ID
* @return JSON
*/
public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject();
try {
// action_type
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); // 设置操作类型为更新
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
// action_id
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); // 设置操作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// id
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); // 设置ID
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
// entity_delta
JSONObject entity = new JSONObject(); // 创建实体JSON对象
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 设置名称
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 设置删除状态
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); // 将实体添加到JSON对象中
} catch (JSONException e) { // 捕获JSON异常
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
throw new ActionFailureException("fail to generate tasklist-update jsonobject"); // 抛出自定义异常
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted());
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("fail to generate tasklist-update jsonobject");
}
return js; // 返回更新操作的JSON对象
return js;
}
public void setContentByRemoteJSON(JSONObject js) { // 根据远程JSON设置内容
if (js != null) { // 检查JSON对象是否为空
/**
* JSON
*
* @param js JSON
*/
public void setContentByRemoteJSON(JSONObject js) {
if (js != null) {
try {
// id
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) { // 检查是否包含ID
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); // 设置ID
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
}
// last_modified
if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) { // 检查是否包含最后修改时间
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); // 设置最后修改时间
if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
}
// name
if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) { // 检查是否包含名称
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); // 设置名称
if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
}
} catch (JSONException e) { // 捕获JSON异常
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
throw new ActionFailureException("fail to get tasklist content from jsonobject"); // 抛出自定义异常
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("fail to get tasklist content from jsonobject");
}
}
}
public void setContentByLocalJSON(JSONObject js) { // 根据本地JSON设置内容
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) { // 检查JSON对象是否为空或是否包含头部注释
Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); // 记录警告日志
/**
* JSON
*
* @param js JSON
*/
public void setContentByLocalJSON(JSONObject js) {
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) {
Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");
}
try {
JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); // 获取文件夹对象
if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) { // 检查类型是否为文件夹
String name = folder.getString(NoteColumns.SNIPPET); // 获取名称
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name); // 设置名称
} else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) { // 检查类型是否为系统
if (folder.getLong(NoteColumns.ID) == Notes.ID_ROOT_FOLDER) // 检查是否为根文件夹
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT); // 设置默认文件夹名称
else if (folder.getLong(NoteColumns.ID) == Notes.ID_CALL_RECORD_FOLDER) // 检查是否为通话记录文件夹
JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {
String name = folder.getString(NoteColumns.SNIPPET);
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name);
} else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {
if (folder.getLong(NoteColumns.ID) == Notes.ID_ROOT_FOLDER)
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT);
else if (folder.getLong(NoteColumns.ID) == Notes.ID_CALL_RECORD_FOLDER)
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX
+ GTaskStringUtils.FOLDER_CALL_NOTE); // 设置通话记录文件夹名称
+ GTaskStringUtils.FOLDER_CALL_NOTE);
else
Log.e(TAG, "invalid system folder"); // 记录错误日志
Log.e(TAG, "invalid system folder");
} else {
Log.e(TAG, "error type"); // 记录错误日志
Log.e(TAG, "error type");
}
} catch (JSONException e) { // 捕获JSON异常
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
}
public JSONObject getLocalJSONFromContent() { // 从内容获取本地JSON
/**
* JSON
*
* @return JSON
*/
public JSONObject getLocalJSONFromContent() {
try {
JSONObject js = new JSONObject(); // 创建JSON对象
JSONObject folder = new JSONObject(); // 创建文件夹JSON对象
JSONObject js = new JSONObject();
JSONObject folder = new JSONObject();
String folderName = getName(); // 获取文件夹名称
if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX)) // 检查名称是否以前缀开头
String folderName = getName();
if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX))
folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length(),
folderName.length()); // 去掉前缀
folder.put(NoteColumns.SNIPPET, folderName); // 设置文件夹名称
if (folderName.equals(GTaskStringUtils.FOLDER_DEFAULT) // 检查是否为默认文件夹
|| folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE)) // 检查是否为通话记录文件夹
folder.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); // 设置类型为系统
folderName.length());
folder.put(NoteColumns.SNIPPET, folderName);
if (folderName.equals(GTaskStringUtils.FOLDER_DEFAULT)
|| folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE))
folder.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
else
folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); // 设置类型为文件夹
folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
js.put(GTaskStringUtils.META_HEAD_NOTE, folder); // 将文件夹添加到JSON对象中
js.put(GTaskStringUtils.META_HEAD_NOTE, folder);
return js; // 返回本地JSON对象
} catch (JSONException e) { // 捕获JSON异常
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
return null; // 返回空
return js;
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return null;
}
}
public int getSyncAction(Cursor c) { // 获取同步操作
/**
*
*
* @param c
* @return
*/
public int getSyncAction(Cursor c) {
try {
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) { // 检查本地是否有修改
// there is no local update
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { // 检查同步ID是否匹配
// no update both side
return SYNC_ACTION_NONE; // 返回无操作
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
// 本地没有更新
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// 两侧都没有更新
return SYNC_ACTION_NONE;
} else {
// apply remote to local
return SYNC_ACTION_UPDATE_LOCAL; // 返回更新本地操作
// 将远程更新应用到本地
return SYNC_ACTION_UPDATE_LOCAL;
}
} else {
// validate gtask id
if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) { // 检查gtask ID是否匹配
Log.e(TAG, "gtask id doesn't match"); // 记录错误日志
return SYNC_ACTION_ERROR; // 返回错误操作
// 验证gtask id
if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
Log.e(TAG, "gtask id不匹配");
return SYNC_ACTION_ERROR;
}
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { // 检查同步ID是否匹配
// local modification only
return SYNC_ACTION_UPDATE_REMOTE; // 返回更新远程操作
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// 仅本地修改
return SYNC_ACTION_UPDATE_REMOTE;
} else {
// for folder conflicts, just apply local modification
return SYNC_ACTION_UPDATE_REMOTE; // 返回更新远程操作
// 对于文件夹冲突,仅应用本地修改
return SYNC_ACTION_UPDATE_REMOTE;
}
}
} catch (Exception e) { // 捕获异常
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈跟踪
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
return SYNC_ACTION_ERROR; // 返回错误操作
return SYNC_ACTION_ERROR;
}
public int getChildTaskCount() { // 获取子任务数量
return mChildren.size(); // 返回子任务列表的大小
/**
*
*
* @return
*/
public int getChildTaskCount() {
return mChildren.size();
}
public boolean addChildTask(Task task) { // 添加子任务
boolean ret = false; // 返回值
if (task != null && !mChildren.contains(task)) { // 检查任务是否为空且不在列表中
ret = mChildren.add(task); // 添加任务到列表
if (ret) { // 如果添加成功
// need to set prior sibling and parent
task.setPriorSibling(mChildren.isEmpty() ? null : mChildren // 设置前一个兄弟任务
/**
*
*
* @param task
* @return
*/
public boolean addChildTask(Task task) {
boolean ret = false;
if (task != null && !mChildren.contains(task)) {
ret = mChildren.add(task);
if (ret) {
// 设置前一个兄弟和父对象
task.setPriorSibling(mChildren.isEmpty() ? null : mChildren
.get(mChildren.size() - 1));
task.setParent(this); // 设置父任务
task.setParent(this);
}
}
return ret; // 返回添加结果
return ret;
}
public boolean addChildTask(Task task, int index) { // 根据索引添加子任务
if (index < 0 || index > mChildren.size()) { // 检查索引有效性
Log.e(TAG, "add child task: invalid index"); // 记录错误日志
return false; // 返回失败
/**
*
*
* @param task
* @param index
* @return
*/
public boolean addChildTask(Task task, int index) {
if (index < 0 || index > mChildren.size()) {
Log.e(TAG, "添加子任务:无效的索引");
return false;
}
int pos = mChildren.indexOf(task); // 获取任务在列表中的位置
if (task != null && pos == -1) { // 检查任务是否为空且不在列表中
mChildren.add(index, task); // 在指定索引添加任务
int pos = mChildren.indexOf(task);
if (task != null && pos == -1) {
mChildren.add(index, task);
// update the task list
Task preTask = null; // 前一个任务
Task afterTask = null; // 后一个任务
// 更新任务列表
Task preTask = null;
Task afterTask = null;
if (index != 0)
preTask = mChildren.get(index - 1); // 获取前一个任务
preTask = mChildren.get(index - 1);
if (index != mChildren.size() - 1)
afterTask = mChildren.get(index + 1); // 获取后一个任务
afterTask = mChildren.get(index + 1);
task.setPriorSibling(preTask); // 设置前一个兄弟任务
task.setPriorSibling(preTask);
if (afterTask != null)
afterTask.setPriorSibling(task); // 设置后一个兄弟任务
afterTask.setPriorSibling(task);
}
return true; // 返回成功
return true;
}
public boolean removeChildTask(Task task) { // 移除子任务
boolean ret = false; // 返回值
int index = mChildren.indexOf(task); // 获取任务在列表中的位置
if (index != -1) { // 检查任务是否在列表中
ret = mChildren.remove(task); // 从列表中移除任务
if (ret) { // 如果移除成功
// reset prior sibling and parent
task.setPriorSibling(null); // 重置前一个兄弟任务
task.setParent(null); // 重置父任务
// update the task list
if (index != mChildren.size()) { // 检查索引有效性
/**
*
*
* @param task
* @return
*/
public boolean removeChildTask(Task task) {
boolean ret = false;
int index = mChildren.indexOf(task);
if (index != -1) {
ret = mChildren.remove(task);
if (ret) {
// 重置前一个兄弟和父对象
task.setPriorSibling(null);
task.setParent(null);
// 更新任务列表
if (index != mChildren.size()) {
mChildren.get(index).setPriorSibling(
index == 0 ? null : mChildren.get(index - 1)); // 更新前一个兄弟任务
index == 0 ? null : mChildren.get(index - 1));
}
}
}
return ret; // 返回移除结果
return ret;
}
public boolean moveChildTask(Task task, int index) { // 移动子任务
if (index < 0 || index >= mChildren.size()) { // 检查索引有效性
Log.e(TAG, "move child task: invalid index"); // 记录错误日志
return false; // 返回失败
/**
*
*
* @param task
* @param index
* @return
*/
public boolean moveChildTask(Task task, int index) {
if (index < 0 || index >= mChildren.size()) {
Log.e(TAG, "移动子任务:无效的索引");
return false;
}
int pos = mChildren.indexOf(task); // 获取任务在列表中的位置
if (pos == -1) { // 检查任务是否在列表中
Log.e(TAG, "move child task: the task should in the list"); // 记录错误日志
return false; // 返回失败
int pos = mChildren.indexOf(task);
if (pos == -1) {
Log.e(TAG, "移动子任务:任务应在列表中");
return false;
}
if (pos == index) // 检查任务位置是否相同
return true; // 返回成功
return (removeChildTask(task) && addChildTask(task, index)); // 移除并添加任务
if (pos == index)
return true;
return (removeChildTask(task) && addChildTask(task, index));
}
public Task findChildTaskByGid(String gid) { // 根据GID查找子任务
for (int i = 0; i < mChildren.size(); i++) { // 遍历子任务列表
Task t = mChildren.get(i); // 获取任务
if (t.getGid().equals(gid)) { // 检查GID是否匹配
return t; // 返回匹配的任务
/**
* GID
*
* @param gid GID
* @return
*/
public Task findChildTaskByGid(String gid) {
for (int i = 0; i < mChildren.size(); i++) {
Task t = mChildren.get(i);
if (t.getGid().equals(gid)) {
return t;
}
}
return null; // 返回空
return null;
}
public int getChildTaskIndex(Task task) { // 获取子任务索引
return mChildren.indexOf(task); // 返回任务在列表中的位置
/**
*
*
* @param task
* @return
*/
public int getChildTaskIndex(Task task) {
return mChildren.indexOf(task);
}
public Task getChildTaskByIndex(int index) { // 根据索引获取子任务
if (index < 0 || index >= mChildren.size()) { // 检查索引有效性
Log.e(TAG, "getTaskByIndex: invalid index"); // 记录错误日志
return null; // 返回空
/**
*
*
* @param index
* @return
*/
public Task getChildTaskByIndex(int index) {
if (index < 0 || index >= mChildren.size()) {
Log.e(TAG, "根据索引获取任务:无效的索引");
return null;
}
return mChildren.get(index); // 返回指定索引的任务
return mChildren.get(index);
}
public Task getChilTaskByGid(String gid) { // 根据GID获取子任务
for (Task task : mChildren) { // 遍历子任务列表
if (task.getGid().equals(gid)) // 检查GID是否匹配
return task; // 返回匹配的任务
/**
* GID
*
* @param gid GID
* @return
*/
public Task getChilTaskByGid(String gid) {
for (Task task : mChildren) {
if (task.getGid().equals(gid))
return task;
}
return null; // 返回空
return null;
}
public ArrayList<Task> getChildTaskList() { // 获取子任务列表
return this.mChildren; // 返回子任务列表
/**
*
*
* @return
*/
public ArrayList<Task> getChildTaskList() {
return this.mChildren;
}
public void setIndex(int index) { // 设置索引
this.mIndex = index; // 更新索引
/**
*
*
* @param index
*/
public void setIndex(int index) {
this.mIndex = index;
}
public int getIndex() { // 获取索引
return this.mIndex; // 返回索引
/**
*
*
* @return
*/
public int getIndex() {
return this.mIndex;
}
}
}

@ -1,33 +1,49 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* (c) 2010-2011The MiCode (www.micode.net)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Apache 2.0
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*
*
*/
package net.micode.notes.gtask.exception; // 定义异常类所在的包
package net.micode.notes.gtask.exception;
public class ActionFailureException extends RuntimeException { // 定义一个运行时异常类,表示操作失败
private static final long serialVersionUID = 4425249765923293627L; // 序列化ID用于版本控制
/**
*
*/
public class ActionFailureException extends RuntimeException {
private static final long serialVersionUID = 4425249765923293627L;
public ActionFailureException() { // 默认构造函数
super(); // 调用父类构造函数
/**
* ActionFailureException
*/
public ActionFailureException() {
super();
}
public ActionFailureException(String paramString) { // 带有错误信息的构造函数
super(paramString); // 调用父类构造函数,传递错误信息
/**
* 使 ActionFailureException
*
* @param paramString
*/
public ActionFailureException(String paramString) {
super(paramString);
}
public ActionFailureException(String paramString, Throwable paramThrowable) { // 带有错误信息和原因的构造函数
super(paramString, paramThrowable); // 调用父类构造函数,传递错误信息和原因
/**
* 使 ActionFailureException
*
* @param paramString
* @param paramThrowable
*/
public ActionFailureException(String paramString, Throwable paramThrowable) {
super(paramString, paramThrowable);
}
}
}

@ -1,33 +1,49 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* (c) 2010-2011The MiCode (www.micode.net)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Apache 2.0
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*
*
*/
package net.micode.notes.gtask.exception; // 定义异常类所在的包
package net.micode.notes.gtask.exception;
public class NetworkFailureException extends Exception { // 定义网络故障异常类继承自Exception类
private static final long serialVersionUID = 2107610287180234136L; // 序列化ID用于版本控制
/**
*
*/
public class NetworkFailureException extends Exception {
private static final long serialVersionUID = 2107610287180234136L;
public NetworkFailureException() { // 默认构造函数
super(); // 调用父类构造函数
/**
* NetworkFailureException
*/
public NetworkFailureException() {
super();
}
public NetworkFailureException(String paramString) { // 带参数的构造函数,接受错误信息
super(paramString); // 调用父类构造函数,传递错误信息
/**
* 使 NetworkFailureException
*
* @param paramString
*/
public NetworkFailureException(String paramString) {
super(paramString);
}
public NetworkFailureException(String paramString, Throwable paramThrowable) { // 带参数的构造函数,接受错误信息和根本原因
super(paramString, paramThrowable); // 调用父类构造函数,传递错误信息和根本原因
/**
* 使 NetworkFailureException
*
* @param paramString
* @param paramThrowable
*/
public NetworkFailureException(String paramString, Throwable paramThrowable) {
super(paramString, paramThrowable);
}
}
}

@ -1,122 +1,131 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* (c) 2010-2011The MiCode (www.micode.net)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Apache 2.0
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*
*
*/
package net.micode.notes.gtask.remote; // 包名,表示该类所在的包
package net.micode.notes.gtask.remote;
import android.app.Notification; // 导入Notification类用于创建通知
import android.app.NotificationManager; // 导入NotificationManager类用于管理通知
import android.app.PendingIntent; // 导入PendingIntent类用于处理通知点击事件
import android.content.Context; // 导入Context类提供应用环境信息
import android.content.Intent; // 导入Intent类用于启动活动
import android.os.AsyncTask; // 导入AsyncTask类用于异步任务处理
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.os.AsyncTask;
import net.micode.notes.R; // 导入资源文件
import net.micode.notes.ui.NotesListActivity; // 导入笔记列表活动
import net.micode.notes.ui.NotesPreferenceActivity; // 导入笔记偏好设置活动
import net.micode.notes.R;
import net.micode.notes.ui.NotesListActivity;
import net.micode.notes.ui.NotesPreferenceActivity;
// 异步任务用于执行与 GTask 同步相关的操作
public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
public class GTaskASyncTask extends AsyncTask<Void, String, Integer> { // 定义GTaskASyncTask类继承自AsyncTask
// GTask 同步通知的 ID
private static int GTASK_SYNC_NOTIFICATION_ID = 5234235;
private static int GTASK_SYNC_NOTIFICATION_ID = 5234235; // 定义同步通知的ID
public interface OnCompleteListener { // 定义完成监听器接口
void onComplete(); // 完成时调用的方法
// 定义接口,用于在任务完成时通知调用者
public interface OnCompleteListener {
void onComplete();
}
private Context mContext; // 上下文对象
private NotificationManager mNotifiManager; // 通知管理器
private GTaskManager mTaskManager; // 任务管理器
private OnCompleteListener mOnCompleteListener; // 完成监听器
public GTaskASyncTask(Context context, OnCompleteListener listener) { // 构造函数
mContext = context; // 初始化上下文
mOnCompleteListener = listener; // 初始化完成监听器
mNotifiManager = (NotificationManager) mContext // 获取通知管理器
.getSystemService(Context.NOTIFICATION_SERVICE);
mTaskManager = GTaskManager.getInstance(); // 获取任务管理器实例
private NotificationManager mNotifiManager; // 通知管理器对象
private GTaskManager mTaskManager; // GTask 管理器对象
private OnCompleteListener mOnCompleteListener; // 完成监听器对象
// 构造函数,接收上下文和完成监听器对象作为参数
public GTaskASyncTask(Context context, OnCompleteListener listener) {
mContext = context;
mOnCompleteListener = listener;
mNotifiManager = (NotificationManager) mContext.getSystemService(Context.NOTIFICATION_SERVICE);
mTaskManager = GTaskManager.getInstance();
}
public void cancelSync() { // 取消同步方法
mTaskManager.cancelSync(); // 调用任务管理器取消同步
// 取消同步任务
public void cancelSync() {
mTaskManager.cancelSync();
}
public void publishProgess(String message) { // 发布进度方法
publishProgress(new String[] { // 发布进度信息
message
});
// 更新进度信息
public void publishProgess(String message) {
publishProgress(new String[] { message });
}
private void showNotification(int tickerId, String content) { // 显示通知方法
PendingIntent pendingIntent; // 声明PendingIntent对象
if (tickerId != R.string.ticker_success) { // 判断是否为成功通知
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesPreferenceActivity.class), PendingIntent.FLAG_IMMUTABLE); // 创建PendingIntent
// 显示通知
private void showNotification(int tickerId, String content) {
PendingIntent pendingIntent;
if (tickerId != R.string.ticker_success) {
// 如果同步失败,则跳转到偏好设置界面
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, NotesPreferenceActivity.class), PendingIntent.FLAG_IMMUTABLE);
} else {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesListActivity.class), PendingIntent.FLAG_IMMUTABLE); // 创建PendingIntent
// 如果同步成功,则跳转到笔记列表界面
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, NotesListActivity.class), PendingIntent.FLAG_IMMUTABLE);
}
Notification.Builder builder = new Notification.Builder(mContext) // 创建通知构建器
.setAutoCancel(true) // 设置自动取消
.setContentTitle(mContext.getString(R.string.app_name)) // 设置通知标题
.setContentText(content) // 设置通知内容
.setContentIntent(pendingIntent) // 设置点击通知后的意图
.setWhen(System.currentTimeMillis()) // 设置通知时间
.setOngoing(true); // 设置为正在进行的通知
Notification notification=builder.getNotification(); // 获取构建的通知
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification); // 发送通知
Notification.Builder builder = new Notification.Builder(mContext)
.setAutoCancel(true)
.setContentTitle(mContext.getString(R.string.app_name))
.setContentText(content)
.setContentIntent(pendingIntent)
.setWhen(System.currentTimeMillis())
.setOngoing(true);
Notification notification = builder.build();
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
}
// 执行后台任务,进行 GTask 同步
@Override
protected Integer doInBackground(Void... unused) { // 在后台执行的任务
publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity
.getSyncAccountName(mContext))); // 发布登录进度
return mTaskManager.sync(mContext, this); // 调用任务管理器进行同步
protected Integer doInBackground(Void... unused) {
// 发布登录进度信息
publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity.getSyncAccountName(mContext)));
// 执行 GTask 同步操作,并返回结果状态码
return mTaskManager.sync(mContext, this);
}
// 更新任务进度
@Override
protected void onProgressUpdate(String... progress) { // 进度更新方法
showNotification(R.string.ticker_syncing, progress[0]); // 显示同步进度通知
if (mContext instanceof GTaskSyncService) { // 判断上下文是否为GTaskSyncService
((GTaskSyncService) mContext).sendBroadcast(progress[0]); // 发送广播
protected void onProgressUpdate(String... progress) {
// 显示同步通知
showNotification(R.string.ticker_syncing, progress[0]);
// 如果上下文是 GTaskSyncService 类型,则发送广播
if (mContext instanceof GTaskSyncService) {
((GTaskSyncService) mContext).sendBroadcast(progress[0]);
}
}
// 后台任务执行完成后调用,根据结果状态码显示相应的通知,并通知完成监听器
@Override
protected void onPostExecute(Integer result) { // 任务完成后的处理
if (result == GTaskManager.STATE_SUCCESS) { // 判断同步是否成功
showNotification(R.string.ticker_success, mContext.getString(
R.string.success_sync_account, mTaskManager.getSyncAccount())); // 显示成功通知
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis()); // 设置最后同步时间
} else if (result == GTaskManager.STATE_NETWORK_ERROR) { // 判断网络错误
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network)); // 显示网络错误通知
} else if (result == GTaskManager.STATE_INTERNAL_ERROR) { // 判断内部错误
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal)); // 显示内部错误通知
} else if (result == GTaskManager.STATE_SYNC_CANCELLED) { // 判断同步是否被取消
showNotification(R.string.ticker_cancel, mContext
.getString(R.string.error_sync_cancelled)); // 显示取消通知
protected void onPostExecute(Integer result) {
if (result == GTaskManager.STATE_SUCCESS) {
// 显示同步成功通知,并更新上次同步时间
showNotification(R.string.ticker_success, mContext.getString
(R.string.success_sync_account, mTaskManager.getSyncAccount()));
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis());
} else if (result == GTaskManager.STATE_NETWORK_ERROR) {
// 显示网络错误通知
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network));
} else if (result == GTaskManager.STATE_INTERNAL_ERROR) {
// 显示内部错误通知
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal));
} else if (result == GTaskManager.STATE_SYNC_CANCELLED) {
// 显示同步取消通知
showNotification(R.string.ticker_cancel, mContext.getString(R.string.error_sync_cancelled));
}
if (mOnCompleteListener != null) { // 判断完成监听器是否为空
new Thread(new Runnable() { // 创建新线程
public void run() { // 线程执行方法
mOnCompleteListener.onComplete(); // 调用完成监听器的完成方法
// 如果完成监听器不为空,则通知其任务完成
if (mOnCompleteListener != null) {
new Thread(new Runnable() {
public void run() {
mOnCompleteListener.onComplete();
}
}).start(); // 启动线程
}).start();
}
}
}

@ -1,17 +1,15 @@
/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
* (c) 2010-2011, MiCode (www.micode.net)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Apache License 2.0
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*
*/
package net.micode.notes.gtask.remote;
@ -60,37 +58,45 @@ import java.util.zip.GZIPInputStream;
import java.util.zip.Inflater;
import java.util.zip.InflaterInputStream;
public class GTaskClient {
private static final String TAG = GTaskClient.class.getSimpleName(); // 定义日志标签
private static final String GTASK_URL = "https://mail.google.com/tasks/"; // Google任务的基本URL
private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig"; // 获取任务的URL
// 日志标签
private static final String TAG = GTaskClient.class.getSimpleName();
private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig"; // 提交任务的URL
// Google Tasks 的URL
private static final String GTASK_URL = "https://mail.google.com/tasks/";
private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";
private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig";
private static GTaskClient mInstance = null; // GTaskClient的单例实例
// 单例实例
private static GTaskClient mInstance = null;
private DefaultHttpClient mHttpClient; // HTTP客户端
// HTTP客户端
private DefaultHttpClient mHttpClient;
private String mGetUrl; // 获取任务的URL
// 请求URL
private String mGetUrl;
private String mPostUrl;
private String mPostUrl; // 提交任务的URL
// 客户端版本
private long mClientVersion;
private long mClientVersion; // 客户端版本
// 登录状态
private boolean mLoggedin;
private boolean mLoggedin; // 登录状态
// 上次登录时间
private long mLastLoginTime;
private long mLastLoginTime; // 上次登录时间
// 动作ID
private int mActionId;
private int mActionId; // 动作ID
// 账号
private Account mAccount;
private Account mAccount; // Google账户
// 更新数组
private JSONArray mUpdateArray;
private JSONArray mUpdateArray; // 更新数组
private GTaskClient() { // 构造函数
// 构造函数
private GTaskClient() {
mHttpClient = null;
mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL;
@ -102,482 +108,501 @@ public class GTaskClient {
mUpdateArray = null;
}
public static synchronized GTaskClient getInstance() { // 获取单例实例
// 获取单例实例
public static synchronized GTaskClient getInstance() {
if (mInstance == null) {
mInstance = new GTaskClient();
}
return mInstance;
}
public boolean login(Activity activity) { // 登录方法
// 我们假设cookie在5分钟后过期
// 然后我们需要重新登录
final long interval = 1000 * 60 * 5; // 登录间隔时间
// 登录方法
public boolean login(Activity activity) {
// 假设cookie在5分钟后过期需要重新登录
final long interval = 1000 * 60 * 5;
if (mLastLoginTime + interval < System.currentTimeMillis()) {
mLoggedin = false; // 登录状态设为false
mLoggedin = false;
}
// 账户切换后需要重新登录
// 切换账户后需要重新登录
if (mLoggedin
&& !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
.getSyncAccountName(activity))) {
mLoggedin = false; // 登录状态设为false
.getSyncAccountName(activity))) {
mLoggedin = false;
}
if (mLoggedin) {
Log.d(TAG, "already logged in"); // 已经登录
return true; // 返回登录成功
Log.d(TAG, "已经登录");
return true;
}
mLastLoginTime = System.currentTimeMillis(); // 更新最后登录时间
String authToken = loginGoogleAccount(activity, false); // 登录Google账户
mLastLoginTime = System.currentTimeMillis();
String authToken = loginGoogleAccount(activity, false);
if (authToken == null) {
Log.e(TAG, "login google account failed"); // 登录失败
return false; // 返回登录失败
Log.e(TAG, "登录Google账户失败");
return false;
}
// 如果要,使用自定义域登录
// 如果有必要,使用自定义域登录
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
.endsWith("googlemail.com"))) {
StringBuilder url = new StringBuilder(GTASK_URL).append("a/"); // 构建自定义域URL
StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
int index = mAccount.name.indexOf('@') + 1;
String suffix = mAccount.name.substring(index);
url.append(suffix + "/");
mGetUrl = url.toString() + "ig"; // 更新获取任务的URL
mPostUrl = url.toString() + "r/ig"; // 更新提交任务的URL
mGetUrl = url.toString() + "ig";
mPostUrl = url.toString() + "r/ig";
if (tryToLoginGtask(activity, authToken)) { // 尝试登录Gtask
mLoggedin = true; // 登录成功
if (tryToLoginGtask(activity, authToken)) {
mLoggedin = true;
}
}
// 尝试使用Google官方URL登录
if (!mLoggedin) {
mGetUrl = GTASK_GET_URL; // 恢复获取任务的URL
mPostUrl = GTASK_POST_URL; // 恢复提交任务的URL
if (!tryToLoginGtask(activity, authToken)) { // 尝试登录Gtask
return false; // 返回登录失败
mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL;
if (!tryToLoginGtask(activity, authToken)) {
return false;
}
}
mLoggedin = true; // 登录成功
return true; // 返回登录成功
mLoggedin = true;
return true;
}
private String loginGoogleAccount(Activity activity, boolean invalidateToken) { // 登录Google账户
String authToken; // 认证令牌
AccountManager accountManager = AccountManager.get(activity); // 获取账户管理器
Account[] accounts = accountManager.getAccountsByType("com.google"); // 获取Google账户
// 登录Google账户
private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
String authToken;
AccountManager accountManager = AccountManager.get(activity);
Account[] accounts = accountManager.getAccountsByType("com.google");
if (accounts.length == 0) {
Log.e(TAG, "there is no available google account"); // 没有可用的Google账户
return null; // 返回null
Log.e(TAG, "没有可用的Google账户");
return null;
}
String accountName = NotesPreferenceActivity.getSyncAccountName(activity); // 获取同步账户名称
Account account = null; // 初始化账户
for (Account a : accounts) { // 遍历账户
if (a.name.equals(accountName)) { // 找到匹配的账户
account = a; // 赋值
break; // 退出循环
String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
Account account = null;
for (Account a : accounts) {
if (a.name.equals(accountName)) {
account = a;
break;
}
}
if (account != null) {
mAccount = account; // 设置账户
mAccount = account;
} else {
Log.e(TAG, "unable to get an account with the same name in the settings"); // 无法获取账户
return null; // 返回null
Log.e(TAG, "无法获取设置中相同名称的账户");
return null;
}
// 现在获取令牌
// 获取token
AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
"goanna_mobile", null, activity, null, null); // 获取认证令牌
"goanna_mobile", null, activity, null, null);
try {
Bundle authTokenBundle = accountManagerFuture.getResult(); // 获取结果
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN); // 获取认证令牌
Bundle authTokenBundle = accountManagerFuture.getResult();
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
if (invalidateToken) {
accountManager.invalidateAuthToken("com.google", authToken); // 使令牌失效
loginGoogleAccount(activity, false); // 重新登录
accountManager.invalidateAuthToken("com.google", authToken);
loginGoogleAccount(activity, false);
}
} catch (Exception e) {
Log.e(TAG, "get auth token failed"); // 获取认证令牌失败
authToken = null; // 赋值为null
Log.e(TAG, "get auth token failed");
authToken = null;
}
return authToken; // 返回认证令牌
return authToken;
}
private boolean tryToLoginGtask(Activity activity, String authToken) { // 尝试登录Gtask
if (!loginGtask(authToken)) { // 登录Gtask失败
// 可能认证令牌过期,现在使令牌失效并重试
authToken = loginGoogleAccount(activity, true); // 重新获取认证令牌
// 尝试登录GTask服务
private boolean tryToLoginGtask(Activity activity, String authToken) {
if (!loginGtask(authToken)) {
// 可能auth token已经过期现在让我们使token失效并重试
authToken = loginGoogleAccount(activity, true);
if (authToken == null) {
Log.e(TAG, "login google account failed"); // 登录Google账户失败
return false; // 返回登录失败
Log.e(TAG, "登录Google账户失败");
return false;
}
if (!loginGtask(authToken)) { // 再次尝试登录Gtask
Log.e(TAG, "login gtask failed"); // 登录Gtask失败
return false; // 返回登录失败
if (!loginGtask(authToken)) {
Log.e(TAG, "登录GTask失败");
return false;
}
}
return true; // 返回登录成功
return true;
}
private boolean loginGtask(String authToken) { // 登录Gtask
int timeoutConnection = 10000; // 连接超时设置
int timeoutSocket = 15000; // 套接字超时设置
HttpParams httpParameters = new BasicHttpParams(); // 创建HTTP参数
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection); // 设置连接超时
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket); // 设置套接字超时
mHttpClient = new DefaultHttpClient(httpParameters); // 创建HTTP客户端
BasicCookieStore localBasicCookieStore = new BasicCookieStore(); // 创建Cookie存储
mHttpClient.setCookieStore(localBasicCookieStore); // 设置Cookie存储
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false); // 禁用Expect: 100-continue
// 登录Gtask
// 使用auth token登录GTask
private boolean loginGtask(String authToken) {
int timeoutConnection = 10000; // 连接超时设定
int timeoutSocket = 15000; // 套接字超时设定
HttpParams httpParameters = new BasicHttpParams();
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);
mHttpClient = new DefaultHttpClient(httpParameters);
BasicCookieStore localBasicCookieStore = new BasicCookieStore();
mHttpClient.setCookieStore(localBasicCookieStore);
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
// 登录GTask
try {
String loginUrl = mGetUrl + "?auth=" + authToken; // 构建登录URL
HttpGet httpGet = new HttpGet(loginUrl); // 创建GET请求
HttpResponse response = null; // 初始化响应
response = mHttpClient.execute(httpGet); // 执行请求
// 获取Cookie
List<Cookie> cookies = mHttpClient.getCookieStore().getCookies(); // 获取Cookie列表
boolean hasAuthCookie = false; // 认证Cookie标志
for (Cookie cookie : cookies) { // 遍历Cookie
if (cookie.getName().contains("GTL")) { // 检查是否包含认证Cookie
hasAuthCookie = true; // 设置标志为true
String loginUrl = mGetUrl + "?auth=" + authToken;
HttpGet httpGet = new HttpGet(loginUrl);
HttpResponse response = null;
response = mHttpClient.execute(httpGet);
// 获取cookie
List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
boolean hasAuthCookie = false;
for (Cookie cookie : cookies) {
if (cookie.getName().contains("GTL")) {
hasAuthCookie = true;
}
}
if (!hasAuthCookie) {
Log.w(TAG, "it seems that there is no auth cookie"); // 没有认证Cookie
Log.w(TAG, "似乎没有auth cookie");
}
// 获取客户端版本
String resString = getResponseContent(response.getEntity()); // 获取响应内容
String jsBegin = "_setup("; // JavaScript开始标记
String jsEnd = ")}</script>"; // JavaScript结束标记
int begin = resString.indexOf(jsBegin); // 查找开始位置
int end = resString.lastIndexOf(jsEnd); // 查找结束位置
String jsString = null; // 初始化JavaScript字符串
String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
int begin = resString.indexOf(jsBegin);
int end = resString.lastIndexOf(jsEnd);
String jsString = null;
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end); // 提取JavaScript字符串
jsString = resString.substring(begin + jsBegin.length(), end);
}
JSONObject js = new JSONObject(jsString); // 创建JSON对象
mClientVersion = js.getLong("v"); // 获取客户端版本
JSONObject js = new JSONObject(jsString);
mClientVersion = js.getLong("v");
} catch (JSONException e) {
Log.e(TAG, e.toString()); // JSON解析错误
e.printStackTrace(); // 打印堆栈信息
return false; // 返回登录失败
Log.e(TAG, e.toString());
e.printStackTrace();
return false;
} catch (Exception e) {
// 捕获所有异常
Log.e(TAG, "httpget gtask_url failed"); // GET请求失败
return false; // 返回登录失败
Log.e(TAG, "httpget gtask_url失败");
return false;
}
return true; // 返回登录成功
return true;
}
private int getActionId() { // 获取动作ID
return mActionId++; // 返回并递增动作ID
// 获取动作ID
private int getActionId() {
return mActionId++;
}
private HttpPost createHttpPost() { // 创建HTTP POST请求
HttpPost httpPost = new HttpPost(mPostUrl); // 创建POST请求
httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8"); // 设置请求头
httpPost.setHeader("AT", "1"); // 设置自定义请求头
return httpPost; // 返回POST请求
// 创建HttpPost对象
private HttpPost createHttpPost() {
HttpPost httpPost = new HttpPost(mPostUrl);
httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
httpPost.setHeader("AT", "1");
return httpPost;
}
private String getResponseContent(HttpEntity entity) throws IOException { // 获取响应内容
String contentEncoding = null; // 初始化内容编码
// 获取响应内容
private String getResponseContent(HttpEntity entity) throws IOException {
String contentEncoding = null;
if (entity.getContentEncoding() != null) {
contentEncoding = entity.getContentEncoding().getValue(); // 获取内容编码
Log.d(TAG, "encoding: " + contentEncoding); // 打印编码信息
contentEncoding = entity.getContentEncoding().getValue();
Log.d(TAG, "编码: " + contentEncoding);
}
InputStream input = entity.getContent(); // 获取输入流
InputStream input = entity.getContent();
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
input = new GZIPInputStream(entity.getContent()); // 处理GZIP编码
input = new GZIPInputStream(entity.getContent());
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
Inflater inflater = new Inflater(true); // 创建Inflater
input = new InflaterInputStream(entity.getContent(), inflater); // 处理Deflate编码
Inflater inflater = new Inflater(true);
input = new InflaterInputStream(entity.getContent(), inflater);
}
try {
InputStreamReader isr = new InputStreamReader(input); // 创建输入流读取器
BufferedReader br = new BufferedReader(isr); // 创建缓冲读取器
StringBuilder sb = new StringBuilder(); // 创建字符串构建器
InputStreamReader isr = new InputStreamReader(input);
BufferedReader br = new BufferedReader(isr);
StringBuilder sb = new StringBuilder();
while (true) {
String buff = br.readLine(); // 读取一行
String buff = br.readLine();
if (buff == null) {
return sb.toString(); // 返回构建的字符串
return sb.toString();
}
sb = sb.append(buff); // 追加内容
sb = sb.append(buff);
}
} finally {
input.close(); // 关闭输入流
input.close();
}
}
private JSONObject postRequest(JSONObject js) throws NetworkFailureException { // 发送POST请求
// 发送POST请求
private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
if (!mLoggedin) {
Log.e(TAG, "please login first"); // 请先登录
throw new ActionFailureException("not logged in"); // 抛出异常
Log.e(TAG, "请先登录");
throw new ActionFailureException("未登录");
}
HttpPost httpPost = createHttpPost(); // 创建POST请求
HttpPost httpPost = createHttpPost();
try {
LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>(); // 创建参数列表
list.add(new BasicNameValuePair("r", js.toString())); // 添加请求参数
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8"); // 创建请求实体
httpPost.setEntity(entity); // 设置请求实体
LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>();
list.add(new BasicNameValuePair("r", js.toString()));
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8");
httpPost.setEntity(entity);
// 执行POST请求
HttpResponse response = mHttpClient.execute(httpPost); // 执行请求
String jsString = getResponseContent(response.getEntity()); // 获取响应内容
return new JSONObject(jsString); // 返回JSON对象
HttpResponse response = mHttpClient.execute(httpPost);
String jsString = getResponseContent(response.getEntity());
return new JSONObject(jsString);
} catch (ClientProtocolException e) {
Log.e(TAG, e.toString()); // 客户端协议异常
e.printStackTrace(); // 打印堆栈信息
throw new NetworkFailureException("postRequest failed"); // 抛出网络异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest失败");
} catch (IOException e) {
Log.e(TAG, e.toString()); // IO异常
e.printStackTrace(); // 打印堆栈信息
throw new NetworkFailureException("postRequest failed"); // 抛出网络异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest失败");
} catch (JSONException e) {
Log.e(TAG, e.toString()); // JSON解析异常
e.printStackTrace(); // 打印堆栈信息
throw new ActionFailureException("unable to convert response content to jsonobject"); // 抛出操作失败异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("无法将响应内容转换为JSONObject");
} catch (Exception e) {
Log.e(TAG, e.toString()); // 其他异常
e.printStackTrace(); // 打印堆栈信息
throw new ActionFailureException("error occurs when posting request"); // 抛出操作失败异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("发送请求时发生错误");
}
}
public void createTask(Task task) throws NetworkFailureException { // 创建任务
commitUpdate(); // 提交更新
// 创建任务
public void createTask(Task task) throws NetworkFailureException {
commitUpdate();
try {
JSONObject jsPost = new JSONObject(); // 创建JSON对象
JSONArray actionList = new JSONArray(); // 创建动作列表
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// 动作列表
actionList.put(task.getCreateAction(getActionId())); // 添加创建任务的动作
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 设置动作列表
actionList.put(task.getCreateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 设置客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 发送POST请求
JSONObject jsResponse = postRequest(jsPost); // 发送请求并获取响应
// 发送请求
JSONObject jsResponse = postRequest(jsPost);
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0); // 获取结果
task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); // 设置任务ID
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
} catch (JSONException e) {
Log.e(TAG, e.toString()); // JSON解析异常
e.printStackTrace(); // 打印堆栈信息
throw new ActionFailureException("create task: handing jsonobject failed"); // 抛出操作失败异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("创建任务: 处理JSONObject失败");
}
}
public void createTaskList(TaskList tasklist) throws NetworkFailureException { // 创建任务列表
commitUpdate(); // 提交更新
// 创建任务列表
public void createTaskList(TaskList tasklist) throws NetworkFailureException {
commitUpdate();
try {
JSONObject jsPost = new JSONObject(); // 创建JSON对象
JSONArray actionList = new JSONArray(); // 创建动作列表
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// 动作列表
actionList.put(tasklist.getCreateAction(getActionId())); // 添加创建任务列表的动作
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 设置动作列表
actionList.put(tasklist.getCreateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 设置客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 发送POST请求
JSONObject jsResponse = postRequest(jsPost); // 发送请求并获取响应
// 发送请求
JSONObject jsResponse = postRequest(jsPost);
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0); // 获取结果
tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); // 设置任务列表ID
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
} catch (JSONException e) {
Log.e(TAG, e.toString()); // JSON解析异常
e.printStackTrace(); // 打印堆栈信息
throw new ActionFailureException("create tasklist: handing jsonobject failed"); // 抛出操作失败异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("创建任务列表: 处理JSONObject失败");
}
}
public void commitUpdate() throws NetworkFailureException { // 提交更新
// 提交更新
public void commitUpdate() throws NetworkFailureException {
if (mUpdateArray != null) {
try {
JSONObject jsPost = new JSONObject(); // 创建JSON对象
JSONObject jsPost = new JSONObject();
// 动作列表
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray); // 设置动作列表
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray);
// 客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 设置客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost); // 发送POST请求
mUpdateArray = null; // 清空更新数组
// 发送请求
postRequest(jsPost);
mUpdateArray = null;
} catch (JSONException e) {
Log.e(TAG, e.toString()); // JSON解析异常
e.printStackTrace(); // 打印堆栈信息
throw new ActionFailureException("commit update: handing jsonobject failed"); // 抛出操作失败异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("提交更新: 处理JSONObject失败");
}
}
}
public void addUpdateNode(Node node) throws NetworkFailureException { // 添加更新节点
// 添加更新节点
public void addUpdateNode(Node node) throws NetworkFailureException {
if (node != null) {
// 更新项过多可能导致错误
// 设置最大为10项
// 太多的更新项可能会导致错误设置最大数量为10项
if (mUpdateArray != null && mUpdateArray.length() > 10) {
commitUpdate(); // 提交更新
commitUpdate();
}
if (mUpdateArray == null)
mUpdateArray = new JSONArray(); // 初始化更新数组
mUpdateArray.put(node.getUpdateAction(getActionId())); // 添加更新动作
mUpdateArray = new JSONArray();
mUpdateArray.put(node.getUpdateAction(getActionId()));
}
}
public void moveTask(Task task, TaskList preParent, TaskList curParent)
throws NetworkFailureException { // 移动任务
commitUpdate(); // 提交更新
// 移动任务
public void moveTask(Task task, TaskList preParent, TaskList curParent) throws NetworkFailureException {
commitUpdate();
try {
JSONObject jsPost = new JSONObject(); // 创建JSON对象
JSONArray actionList = new JSONArray(); // 创建动作列表
JSONObject action = new JSONObject(); // 创建动作对象
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
// 动作列表
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE); // 设置动作类型为移动
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); // 设置动作ID
action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid()); // 设置任务ID
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE);
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid());
if (preParent == curParent && task.getPriorSibling() != null) {
// 仅在任务列表内移动且不是第一个时设置prioring_sibling_id
action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling()); // 设置优先兄弟ID
// 仅在任务列表内移动且不是第一个时设置prior_sibling_id
action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
}
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid()); // 设置源列表ID
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid()); // 设置目标父级ID
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid());
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid());
if (preParent != curParent) {
// 仅在任务列表之间移动时设置dest_list
action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid()); // 设置目标列表ID
// 仅在不同任务列表之间移动时设置dest_list
action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
}
actionList.put(action); // 添加动作到动作列表
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 设置动作列表
actionList.put(action);
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 设置客户端版本
postRequest(jsPost); // 发送POST请求
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 发送请求
postRequest(jsPost);
} catch (JSONException e) {
Log.e(TAG, e.toString()); // JSON解析异常
e.printStackTrace(); // 打印堆栈信息
throw new ActionFailureException("move task: handing jsonobject failed"); // 抛出操作失败异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("移动任务: 处理JSONObject失败");
}
}
public void deleteNode(Node node) throws NetworkFailureException { // 删除节点
commitUpdate(); // 提交更新
// 删除节点
public void deleteNode(Node node) throws NetworkFailureException {
commitUpdate();
try {
JSONObject jsPost = new JSONObject(); // 创建JSON对象
JSONArray actionList = new JSONArray(); // 创建动作列表
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// 动作列表
node.setDeleted(true); // 设置节点为删除状态
actionList.put(node.getUpdateAction(getActionId())); // 添加更新动作
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 设置动作列表
node.setDeleted(true);
actionList.put(node.getUpdateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 设置客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost); // 发送POST请求
mUpdateArray = null; // 清空更新数组
// 发送请求
postRequest(jsPost);
mUpdateArray = null;
} catch (JSONException e) {
Log.e(TAG, e.toString()); // JSON解析异常
e.printStackTrace(); // 打印堆栈信息
throw new ActionFailureException("delete node: handing jsonobject failed"); // 抛出操作失败异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("删除节点: 处理JSONObject失败");
}
}
public JSONArray getTaskLists() throws NetworkFailureException { // 获取任务列表
// 获取任务列表
public JSONArray getTaskLists() throws NetworkFailureException {
if (!mLoggedin) {
Log.e(TAG, "please login first"); // 请先登录
throw new ActionFailureException("not logged in"); // 抛出异常
Log.e(TAG, "请先登录");
throw new ActionFailureException("未登录");
}
try {
HttpGet httpGet = new HttpGet(mGetUrl); // 创建GET请求
HttpResponse response = null; // 初始化响应
response = mHttpClient.execute(httpGet); // 执行请求
HttpGet httpGet = new HttpGet(mGetUrl);
HttpResponse response = mHttpClient.execute(httpGet);
// 获取任务列表
String resString = getResponseContent(response.getEntity()); // 获取响应内容
String jsBegin = "_setup("; // JavaScript开始标记
String jsEnd = ")}</script>"; // JavaScript结束标记
int begin = resString.indexOf(jsBegin); // 查找开始位置
int end = resString.lastIndexOf(jsEnd); // 查找结束位置
String jsString = null; // 初始化JavaScript字符串
String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
int begin = resString.indexOf(jsBegin);
int end = resString.lastIndexOf(jsEnd);
String jsString = null;
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end); // 提取JavaScript字符串
jsString = resString.substring(begin + jsBegin.length(), end);
}
JSONObject js = new JSONObject(jsString); // 创建JSON对象
return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS); // 返回任务列表
JSONObject js = new JSONObject(jsString);
return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS);
} catch (ClientProtocolException e) {
Log.e(TAG, e.toString()); // 客户端协议异常
e.printStackTrace(); // 打印堆栈信息
throw new NetworkFailureException("gettasklists: httpget failed"); // 抛出网络异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("获取任务列表: HTTP GET失败");
} catch (IOException e) {
Log.e(TAG, e.toString()); // IO异常
e.printStackTrace(); // 打印堆栈信息
throw new NetworkFailureException("gettasklists: httpget failed"); // 抛出网络异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("获取任务列表: HTTP GET失败");
} catch (JSONException e) {
Log.e(TAG, e.toString()); // JSON解析异常
e.printStackTrace(); // 打印堆栈信息
throw new ActionFailureException("get task lists: handing jasonobject failed"); // 抛出操作失败异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("获取任务列表: 处理JSONObject失败");
}
}
public JSONArray getTaskList(String listGid) throws NetworkFailureException { // 获取指定任务列表
commitUpdate(); // 提交更新
// 获取特定任务列表
public JSONArray getTaskList(String listGid) throws NetworkFailureException {
commitUpdate();
try {
JSONObject jsPost = new JSONObject(); // 创建JSON对象
JSONArray actionList = new JSONArray(); // 创建动作列表
JSONObject action = new JSONObject(); // 创建动作对象
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
// 动作列表
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL); // 设置动作类型为获取所有
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); // 设置动作ID
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid); // 设置列表ID
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false); // 不获取已删除项
actionList.put(action); // 添加动作到动作列表
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 设置动作列表
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL);
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid);
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false);
actionList.put(action);
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 设置客户端版本
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
JSONObject jsResponse = postRequest(jsPost); // 发送POST请求并获取响应
return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS); // 返回任务数组
// 发送请求
JSONObject jsResponse = postRequest(jsPost);
return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS);
} catch (JSONException e) {
Log.e(TAG, e.toString()); // JSON解析异常
e.printStackTrace(); // 打印堆栈信息
throw new ActionFailureException("get task list: handing jsonobject failed"); // 抛出操作失败异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("获取特定任务列表: 处理JSONObject失败");
}
}
public Account getSyncAccount() { // 获取同步账户
return mAccount; // 返回账户
// 获取同步账户
public Account getSyncAccount() {
return mAccount;
}
public void resetUpdateArray() { // 重置更新数组
mUpdateArray = null; // 清空更新数组
// 重置更新数组
public void resetUpdateArray() {
mUpdateArray = null;
}
}
}

@ -14,115 +14,156 @@
* limitations under the License.
*/
package net.micode.notes.gtask.remote; // 定义包名
package net.micode.notes.gtask.remote;
import android.app.Activity; // 导入Activity类
import android.app.Service; // 导入Service类
import android.content.Context; // 导入Context类
import android.content.Intent; // 导入Intent类
import android.os.Bundle; // 导入Bundle类
import android.os.IBinder; // 导入IBinder接口
import android.app.Activity;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.IBinder;
public class GTaskSyncService extends Service { // 定义GTaskSyncService类继承自Service
public final static String ACTION_STRING_NAME = "sync_action_type"; // 定义同步操作类型的字符串常量
public class GTaskSyncService extends Service {
public final static int ACTION_START_SYNC = 0; // 定义开始同步的操作常量
// 动作类型标识
public final static String ACTION_STRING_NAME = "sync_action_type";
public final static int ACTION_CANCEL_SYNC = 1; // 定义取消同步的操作常量
// 启动同步动作
public final static int ACTION_START_SYNC = 0;
public final static int ACTION_INVALID = 2; // 定义无效操作的常量
// 取消同步动作
public final static int ACTION_CANCEL_SYNC = 1;
public final static String GTASK_SERVICE_BROADCAST_NAME = "net.micode.notes.gtask.remote.gtask_sync_service"; // 定义广播名称常量
// 无效动作
public final static int ACTION_INVALID = 2;
public final static String GTASK_SERVICE_BROADCAST_IS_SYNCING = "isSyncing"; // 定义同步状态广播的常量
// GTask服务广播名称
public final static String GTASK_SERVICE_BROADCAST_NAME = "net.micode.notes.gtask.remote.gtask_sync_service";
public final static String GTASK_SERVICE_BROADCAST_PROGRESS_MSG = "progressMsg"; // 定义进度消息广播的常量
// 广播:是否正在同步
public final static String GTASK_SERVICE_BROADCAST_IS_SYNCING = "isSyncing";
private static GTaskASyncTask mSyncTask = null; // 定义异步任务的静态变量
// 广播:同步进度消息
public final static String GTASK_SERVICE_BROADCAST_PROGRESS_MSG = "progressMsg";
private static String mSyncProgress = ""; // 定义同步进度的静态变量
// 同步任务对象
private static GTaskASyncTask mSyncTask = null;
private void startSync() { // 开始同步的方法
if (mSyncTask == null) { // 如果当前没有同步任务
mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() { // 创建新的异步任务
public void onComplete() { // 任务完成时的回调
mSyncTask = null; // 清空同步任务
sendBroadcast(""); // 发送广播
stopSelf(); // 停止服务
// 同步进度消息
private static String mSyncProgress = "";
// 启动同步任务
private void startSync() {
if (mSyncTask == null) {
// 创建新的同步任务
mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() {
// 完成时回调
public void onComplete() {
// 清空同步任务
mSyncTask = null;
// 发送广播
sendBroadcast("");
// 停止服务
stopSelf();
}
});
sendBroadcast(""); // 发送广播
mSyncTask.execute(); // 执行异步任务
// 发送广播
sendBroadcast("");
// 执行同步任务
mSyncTask.execute();
}
}
private void cancelSync() { // 取消同步的方法
if (mSyncTask != null) { // 如果当前有同步任务
mSyncTask.cancelSync(); // 取消同步任务
// 取消同步任务
private void cancelSync() {
if (mSyncTask != null) {
mSyncTask.cancelSync();
}
}
@Override
public void onCreate() { // 服务创建时调用
mSyncTask = null; // 初始化同步任务为null
public void onCreate() {
// 清空同步任务
mSyncTask = null;
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) { // 服务启动时调用
Bundle bundle = intent.getExtras(); // 获取Intent中的附加数据
if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) { // 如果附加数据不为空并且包含操作类型
switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) { // 根据操作类型进行处理
case ACTION_START_SYNC: // 开始同步
startSync(); // 调用开始同步的方法
public int onStartCommand(Intent intent, int flags, int startId) {
Bundle bundle = intent.getExtras();
if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) {
switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) {
case ACTION_START_SYNC:
// 启动同步
startSync();
break;
case ACTION_CANCEL_SYNC: // 取消同步
cancelSync(); // 调用取消同步的方法
case ACTION_CANCEL_SYNC:
// 取消同步
cancelSync();
break;
default: // 默认情况
default:
break;
}
return START_STICKY; // 返回START_STICKY以确保服务在被杀死后重新启动
return START_STICKY;
}
return super.onStartCommand(intent, flags, startId); // 调用父类的方法
return super.onStartCommand(intent, flags, startId);
}
@Override
public void onLowMemory() { // 当系统内存不足时调用
if (mSyncTask != null) { // 如果当前有同步任务
mSyncTask.cancelSync(); // 取消同步任务
public void onLowMemory() {
if (mSyncTask != null) {
// 低内存时取消同步任务
mSyncTask.cancelSync();
}
}
public IBinder onBind(Intent intent) { // 绑定服务时调用
return null; // 返回null表示不支持绑定
@Override
public IBinder onBind(Intent intent) {
return null;
}
public void sendBroadcast(String msg) { // 发送广播的方法
mSyncProgress = msg; // 更新同步进度
Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME); // 创建广播Intent
intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null); // 添加同步状态到Intent
intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg); // 添加进度消息到Intent
sendBroadcast(intent); // 发送广播
// 发送广播
public void sendBroadcast(String msg) {
// 更新同步进度消息
mSyncProgress = msg;
// 创建意图
Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME);
// 添加是否正在同步的信息
intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null);
// 添加同步进度消息
intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg);
// 发送广播
sendBroadcast(intent);
}
public static void startSync(Activity activity) { // 静态方法开始同步
GTaskManager.getInstance().setActivityContext(activity); // 设置活动上下文
Intent intent = new Intent(activity, GTaskSyncService.class); // 创建Intent以启动服务
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC); // 添加操作类型到Intent
activity.startService(intent); // 启动服务
// 启动同步服务
public static void startSync(Activity activity) {
// 设置活动上下文
GTaskManager.getInstance().setActivityContext(activity);
// 创建意图
Intent intent = new Intent(activity, GTaskSyncService.class);
// 添加动作类型参数
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC);
// 启动服务
activity.startService(intent);
}
public static void cancelSync(Context context) { // 静态方法取消同步
Intent intent = new Intent(context, GTaskSyncService.class); // 创建Intent以启动服务
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC); // 添加操作类型到Intent
context.startService(intent); // 启动服务
// 取消同步服务
public static void cancelSync(Context context) {
// 创建意图
Intent intent = new Intent(context, GTaskSyncService.class);
// 添加动作类型参数
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC);
// 启动服务
context.startService(intent);
}
public static boolean isSyncing() { // 静态方法检查是否正在同步
return mSyncTask != null; // 返回同步任务是否为null
// 是否正在同步
public static boolean isSyncing() {
return mSyncTask != null;
}
public static String getProgressString() { // 静态方法获取同步进度
return mSyncProgress; // 返回同步进度
// 获取同步进度消息
public static String getProgressString() {
return mSyncProgress;
}
}
}

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