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Author SHA1 Message Date
jacky-qiao 4cdf502c86 Merge branch 'main' of https://bdgit.educoder.net/pqfx375oj/Code-Reading-MiNote
8 months ago
jacky-qiao 5bb28547f7 代码注释(真)
8 months ago
jacky-qiao 1d17b6468f 代码注释(真)
8 months ago
jacky-qiao afe5b77cb2 代码注释(真
8 months ago
jacky-qiao a4caade656 代码注释(真)
8 months ago

@ -26,9 +26,12 @@ import android.util.Log;
import java.util.HashMap;
public class Contact {
// 保存联系人名与电话号码映射的缓存
private static HashMap<String, String> sContactCache;
// 日志标记
private static final String TAG = "Contact";
// 查询联系人所用的选择条件
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 "
@ -36,36 +39,54 @@ public class Contact {
+ " FROM phone_lookup"
+ " WHERE min_match = '+')";
/**
*
*
* @param context
* @param phoneNumber
* @return null
*/
public static String getContact(Context context, String phoneNumber) {
// 初始化联系人缓存
if(sContactCache == null) {
sContactCache = new HashMap<String, String>();
}
// 如果缓存中已经存在该电话号码的联系人名,直接返回
if(sContactCache.containsKey(phoneNumber)) {
return sContactCache.get(phoneNumber);
}
// 替换选择条件中的占位符
String selection = CALLER_ID_SELECTION.replace("+",
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber));
// 执行查询
Cursor cursor = context.getContentResolver().query(
Data.CONTENT_URI,
new String [] { Phone.DISPLAY_NAME },
new String [] { Phone.DISPLAY_NAME }, // 查询显示名称
selection,
new String[] { phoneNumber },
null);
// 如果查询结果不为空且移动到结果集的第一行
if (cursor != null && cursor.moveToFirst()) {
try {
// 获取联系人姓名
String name = cursor.getString(0);
// 将联系人姓名缓存起来
sContactCache.put(phoneNumber, name);
return name;
} catch (IndexOutOfBoundsException e) {
// 捕获索引越界异常,记录错误日志
Log.e(TAG, " Cursor get string error " + e.toString());
return null;
} finally {
// 关闭cursor释放资源
cursor.close();
}
} else {
// 如果没有找到匹配的联系人,记录日志
Log.d(TAG, "No contact matched with number:" + phoneNumber);
return null;
}

@ -1,279 +1,283 @@
/*
* 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
* 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.
*
* "按原样"
*
*
*/
package net.micode.notes.data;
import android.net.Uri;
public class Notes {
// Notes类的授权标识符
public static final String AUTHORITY = "micode_notes";
// 日志标签
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;
// 笔记类型
public static final int TYPE_NOTE = 0; // 笔记类型
public static final int TYPE_FOLDER = 1; // 文件夹类型
public static final int TYPE_SYSTEM = 2; // 系统类型
/**
* Following IDs are system folders' identifiers
* {@link Notes#ID_ROOT_FOLDER } is default folder
* {@link Notes#ID_TEMPARAY_FOLDER } is for notes belonging no folder
* {@link Notes#ID_CALL_RECORD_FOLDER} is to store call records
* IDs
* {@link Notes#ID_ROOT_FOLDER }
* {@link Notes#ID_TEMPARAY_FOLDER }
* {@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 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 int ID_ROOT_FOLDER = 0; // 根文件夹
public static final int ID_TEMPARAY_FOLDER = -1; // 临时文件夹
public static final int ID_CALL_RECORD_FOLDER = -2; // 通话记录文件夹
public static final int ID_TRASH_FOLER = -3; // 垃圾箱文件夹
// Intent Extra Strings
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
// 小部件类型
public static final int TYPE_WIDGET_INVALIDE = -1; // 无效的小部件类型
public static final int TYPE_WIDGET_2X = 0; // 2x小部件类型
public static final int TYPE_WIDGET_4X = 1; // 4x小部件类型
public static class DataConstants {
public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;
public static final String NOTE = TextNote.CONTENT_ITEM_TYPE; // 笔记内容类型
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE; // 通话记录内容类型
}
/**
* Uri to query all notes and folders
* URI
*/
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");
/**
* Uri to query data
* URI
*/
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
public interface NoteColumns {
/**
* The unique ID for a row
* <P> Type: INTEGER (long) </P>
* ID
* <P> : INTEGER (long) </P>
*/
public static final String ID = "_id";
/**
* The parent's id for note or folder
* <P> Type: INTEGER (long) </P>
* ID
* <P> : INTEGER (long) </P>
*/
public static final String PARENT_ID = "parent_id";
/**
* Created data for note or folder
* <P> Type: INTEGER (long) </P>
*
* <P> : INTEGER (long) </P>
*/
public static final String CREATED_DATE = "created_date";
/**
* Latest modified date
* <P> Type: INTEGER (long) </P>
*
* <P> : INTEGER (long) </P>
*/
public static final String MODIFIED_DATE = "modified_date";
/**
* Alert date
* <P> Type: INTEGER (long) </P>
*
* <P> : INTEGER (long) </P>
*/
public static final String ALERTED_DATE = "alert_date";
/**
* Folder's name or text content of note
* <P> Type: TEXT </P>
*
* <P> : TEXT </P>
*/
public static final String SNIPPET = "snippet";
/**
* Note's widget id
* <P> Type: INTEGER (long) </P>
* ID
* <P> : INTEGER (long) </P>
*/
public static final String WIDGET_ID = "widget_id";
/**
* Note's widget type
* <P> Type: INTEGER (long) </P>
*
* <P> : INTEGER (long) </P>
*/
public static final String WIDGET_TYPE = "widget_type";
/**
* Note's background color's id
* <P> Type: INTEGER (long) </P>
* ID
* <P> : INTEGER (long) </P>
*/
public static final String BG_COLOR_ID = "bg_color_id";
/**
* For text note, it doesn't has attachment, for multi-media
* note, it has at least one attachment
* <P> Type: INTEGER </P>
*
* <P> : INTEGER </P>
*/
public static final String HAS_ATTACHMENT = "has_attachment";
/**
* Folder's count of notes
* <P> Type: INTEGER (long) </P>
*
* <P> : INTEGER (long) </P>
*/
public static final String NOTES_COUNT = "notes_count";
/**
* The file type: folder or note
* <P> Type: INTEGER </P>
*
* <P> : INTEGER </P>
*/
public static final String TYPE = "type";
/**
* The last sync id
* <P> Type: INTEGER (long) </P>
* ID
* <P> : INTEGER (long) </P>
*/
public static final String SYNC_ID = "sync_id";
/**
* Sign to indicate local modified or not
* <P> Type: INTEGER </P>
*
* <P> : INTEGER </P>
*/
public static final String LOCAL_MODIFIED = "local_modified";
/**
* Original parent id before moving into temporary folder
* <P> Type : INTEGER </P>
* ID
* <P> : INTEGER </P>
*/
public static final String ORIGIN_PARENT_ID = "origin_parent_id";
/**
* The gtask id
* <P> Type : TEXT </P>
* gtask ID
* <P> : TEXT </P>
*/
public static final String GTASK_ID = "gtask_id";
/**
* The version code
* <P> Type : INTEGER (long) </P>
*
* <P> : INTEGER (long) </P>
*/
public static final String VERSION = "version";
}
public interface DataColumns {
/**
* The unique ID for a row
* <P> Type: INTEGER (long) </P>
* ID
* <P> : INTEGER (long) </P>
*/
public static final String ID = "_id";
/**
* The MIME type of the item represented by this row.
* <P> Type: Text </P>
* MIME
* <P> : Text </P>
*/
public static final String MIME_TYPE = "mime_type";
/**
* The reference id to note that this data belongs to
* <P> Type: INTEGER (long) </P>
* ID
* <P> : INTEGER (long) </P>
*/
public static final String NOTE_ID = "note_id";
/**
* Created data for note or folder
* <P> Type: INTEGER (long) </P>
*
* <P> : INTEGER (long) </P>
*/
public static final String CREATED_DATE = "created_date";
/**
* Latest modified date
* <P> Type: INTEGER (long) </P>
*
* <P> : INTEGER (long) </P>
*/
public static final String MODIFIED_DATE = "modified_date";
/**
* Data's content
* <P> Type: TEXT </P>
*
* <P> : TEXT </P>
*/
public static final String CONTENT = "content";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* integer data type
* <P> Type: INTEGER </P>
* {@link #MIMETYPE}
*
* <P> : INTEGER </P>
*/
public static final String DATA1 = "data1";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* integer data type
* <P> Type: INTEGER </P>
* {@link #MIMETYPE}
*
* <P> : INTEGER </P>
*/
public static final String DATA2 = "data2";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P> Type: TEXT </P>
* {@link #MIMETYPE}
* TEXT
* <P> : TEXT </P>
*/
public static final String DATA3 = "data3";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P> Type: TEXT </P>
* {@link #MIMETYPE}
* TEXT
* <P> : TEXT </P>
*/
public static final String DATA4 = "data4";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P> Type: TEXT </P>
* {@link #MIMETYPE}
* TEXT
* <P> : TEXT </P>
*/
public static final String DATA5 = "data5";
}
public static final class TextNote implements DataColumns {
/**
* Mode to indicate the text in check list mode or not
* <P> Type: Integer 1:check list mode 0: normal mode </P>
*
* <P> : Integer 1: 0: </P>
*/
public static final String MODE = DATA1;
public static final int MODE_CHECK_LIST = 1;
public static final int MODE_CHECK_LIST = 1; // 检查列表模式的常量
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note"; // 笔记内容类型
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note"; // 单个笔记项内容类型
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note"); // 笔记的内容URI
}
public static final class CallNote implements DataColumns {
/**
* Call date for this record
* <P> Type: INTEGER (long) </P>
*
* <P> : INTEGER (long) </P>
*/
public static final String CALL_DATE = DATA1;
/**
* Phone number for this record
* <P> Type: TEXT </P>
*
* <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_TYPE = "vnd.android.cursor.dir/call_note"; // 通话记录内容类型
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note"; // 单个通话记录项内容类型
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note"); // 通话记录的内容URI
}
}

@ -1,92 +1,99 @@
/*
* 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
* 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.
* "原样"
*
*/
// 指定包名
package net.micode.notes.data;
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;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
// 导入必要的类
import android.content.ContentValues; // 用于数据库内容的存储
import android.content.Context; // 上下文类
import android.database.sqlite.SQLiteDatabase; // SQLite数据库类
import android.database.sqlite.SQLiteOpenHelper; // SQLite数据库帮助类
import android.util.Log; // 日志类
// 导入自定义数据列和常量
import net.micode.notes.data.Notes.DataColumns; // 数据列模型
import net.micode.notes.data.Notes.DataConstants; // 数据常量
import net.micode.notes.data.Notes.NoteColumns; // 笔记列模型
// 创建NotesDatabaseHelper类继承自SQLiteOpenHelper
public class NotesDatabaseHelper extends SQLiteOpenHelper {
// 数据库名称
private static final String DB_NAME = "note.db";
// 数据库版本号
private static final int DB_VERSION = 4;
// 定义表名的接口
public interface TABLE {
// 笔记表的名称
public static final String NOTE = "note";
// 数据表的名称
public static final String DATA = "data";
}
// 日志标签
private static final String TAG = "NotesDatabaseHelper";
// 单例实例
private static NotesDatabaseHelper mInstance;
// 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," +
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" +
NoteColumns.ID + " INTEGER PRIMARY KEY," + // 笔记ID主键
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," + // 是否有附件
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," + // 本地修改标志
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" + // 版本号
")";
// 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," +
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 ''" +
DataColumns.ID + " INTEGER PRIMARY KEY," + // 数据ID主键
DataColumns.MIME_TYPE + " TEXT NOT NULL," + // MIME类型
DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," + // 关联的笔记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
")";
// 创建数据表中NOTE_ID字段的索引
private static final String CREATE_DATA_NOTE_ID_INDEX_SQL =
"CREATE INDEX IF NOT EXISTS note_id_index ON " +
TABLE.DATA + "(" + DataColumns.NOTE_ID + ");";
/**
* Increase folder's note count when move note to the folder
*/
// 当更新笔记时增加文件夹的笔记计数的触发器
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_update "+
"CREATE TRIGGER increase_folder_count_on_update "+
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
@ -94,9 +101,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END";
/**
* Decrease folder's note count when move note from folder
*/
// 当从文件夹中移动笔记时减少文件夹的笔记计数的触发器
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 +
@ -107,9 +112,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" AND " + NoteColumns.NOTES_COUNT + ">0" + ";" +
" END";
/**
* Increase folder's note count when insert new note to the folder
*/
// 当在文件夹中插入新笔记时增加文件夹的笔记计数的触发器
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_insert " +
" AFTER INSERT ON " + TABLE.NOTE +
@ -119,9 +122,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END";
/**
* Decrease folder's note count when delete note from the folder
*/
// 当从文件夹中删除笔记时减少文件夹的笔记计数的触发器
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER =
"CREATE TRIGGER decrease_folder_count_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
@ -132,9 +133,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" AND " + NoteColumns.NOTES_COUNT + ">0;" +
" END";
/**
* Update note's content when insert data with type {@link DataConstants#NOTE}
*/
// 在插入类型为NOTE的数据时更新笔记内容的触发器
private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER =
"CREATE TRIGGER update_note_content_on_insert " +
" AFTER INSERT ON " + TABLE.DATA +
@ -145,9 +144,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END";
/**
* Update note's content when data with {@link DataConstants#NOTE} type has changed
*/
// 当类型为NOTE的数据发生变化时更新笔记内容的触发器
private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER update_note_content_on_update " +
" AFTER UPDATE ON " + TABLE.DATA +
@ -158,9 +155,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END";
/**
* Update note's content when data with {@link DataConstants#NOTE} type has deleted
*/
// 当类型为NOTE的数据被删除时更新笔记内容的触发器
private static final String DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER =
"CREATE TRIGGER update_note_content_on_delete " +
" AFTER delete ON " + TABLE.DATA +
@ -171,9 +166,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" +
" END";
/**
* Delete datas belong to note which has been deleted
*/
// 删除已删除笔记的所有数据的触发器
private static final String NOTE_DELETE_DATA_ON_DELETE_TRIGGER =
"CREATE TRIGGER delete_data_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
@ -182,9 +175,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" +
" END";
/**
* Delete notes belong to folder which has been deleted
*/
// 删除已删除文件夹中的笔记的触发器
private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER =
"CREATE TRIGGER folder_delete_notes_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
@ -193,9 +184,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END";
/**
* Move notes belong to folder which has been moved to trash folder
*/
// 当文件夹被移动到垃圾桶时移动文件夹中的笔记的触发器
private static final String FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER =
"CREATE TRIGGER folder_move_notes_on_trash " +
" AFTER UPDATE ON " + TABLE.NOTE +
@ -206,26 +195,30 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END";
// 构造函数,接受上下文参数
public NotesDatabaseHelper(Context context) {
super(context, DB_NAME, null, DB_VERSION);
super(context, DB_NAME, null, DB_VERSION); // 调用父类构造函数
}
// 创建笔记表
public void createNoteTable(SQLiteDatabase db) {
db.execSQL(CREATE_NOTE_TABLE_SQL);
reCreateNoteTableTriggers(db);
createSystemFolder(db);
Log.d(TAG, "note table has been created");
db.execSQL(CREATE_NOTE_TABLE_SQL); // 执行创建表的SQL语句
reCreateNoteTableTriggers(db); // 重新创建触发器
createSystemFolder(db); // 创建系统文件夹
Log.d(TAG, "note table has been created"); // 日志输出
}
// 重新创建笔记表的所有触发器
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("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
// 创建新的触发器
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);
@ -235,128 +228,130 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER);
}
// 创建系统文件夹
private void createSystemFolder(SQLiteDatabase db) {
ContentValues values = new ContentValues();
ContentValues values = new ContentValues(); // 创建内容值对象
/**
* call record foler for call notes
*/
// 为通话记录文件夹插入记录
values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
db.insert(TABLE.NOTE, null, values); // 插入记录
/**
* root folder which is default folder
*/
values.clear();
// 创建根文件夹
values.clear(); // 清空内容值
values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
db.insert(TABLE.NOTE, null, values); // 插入记录
/**
* temporary folder which is used for moving note
*/
values.clear();
// 创建临时文件夹
values.clear(); // 清空内容值
values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
db.insert(TABLE.NOTE, null, values); // 插入记录
/**
* create trash folder
*/
values.clear();
// 创建垃圾桶文件夹
values.clear(); // 清空内容值
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
db.insert(TABLE.NOTE, null, values); // 插入记录
}
// 创建数据表
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");
db.execSQL(CREATE_DATA_TABLE_SQL); // 执行创建表的SQL语句
reCreateDataTableTriggers(db); // 重新创建触发器
db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL); // 创建索引
Log.d(TAG, "data table has been created"); // 日志输出
}
// 重新创建数据表的所有触发器
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("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
// 创建新的触发器
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);
}
// 获取NotesDatabaseHelper的单例实例
static synchronized NotesDatabaseHelper getInstance(Context context) {
if (mInstance == null) {
if (mInstance == null) { // 如果实例为空,则创建新的实例
mInstance = new NotesDatabaseHelper(context);
}
return mInstance;
return mInstance; // 返回实例
}
// 当创建数据库时被调用
@Override
public void onCreate(SQLiteDatabase db) {
createNoteTable(db);
createDataTable(db);
createNoteTable(db); // 创建笔记表
createDataTable(db); // 创建数据表
}
// 当升级数据库时被调用
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
boolean reCreateTriggers = false;
boolean skipV2 = false;
boolean reCreateTriggers = false; // 重创建触发器的标志
boolean skipV2 = false; // 跳过V2的标志
if (oldVersion == 1) {
upgradeToV2(db);
skipV2 = true; // this upgrade including the upgrade from v2 to v3
oldVersion++;
if (oldVersion == 1) { // 如果旧版本是1
upgradeToV2(db); // 升级到V2
skipV2 = true; // 跳过V2的标志设为true
oldVersion++; // 增加版本号
}
if (oldVersion == 2 && !skipV2) {
upgradeToV3(db);
reCreateTriggers = true;
oldVersion++;
if (oldVersion == 2 && !skipV2) { // 如果旧版本是2且没有跳过
upgradeToV3(db); // 升级到V3
reCreateTriggers = true; // 设置重创建触发器的标志为true
oldVersion++; // 增加版本号
}
if (oldVersion == 3) {
upgradeToV4(db);
oldVersion++;
if (oldVersion == 3) { // 如果旧版本是3
upgradeToV4(db); // 升级到V4
oldVersion++; // 增加版本号
}
if (reCreateTriggers) {
reCreateNoteTableTriggers(db);
reCreateDataTableTriggers(db);
if (reCreateTriggers) { // 如果需要重创建触发器
reCreateNoteTableTriggers(db); // 重新创建笔记表的触发器
reCreateDataTableTriggers(db); // 重新创建数据表的触发器
}
if (oldVersion != newVersion) {
if (oldVersion != newVersion) { // 如果版本不一致,则抛出异常
throw new IllegalStateException("Upgrade notes database to version " + newVersion
+ "fails");
+ " fails");
}
}
// 升级到V2
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);
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
}
// 升级到V3
private void upgradeToV3(SQLiteDatabase db) {
// drop unused triggers
// 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
// 为笔记添加一个新的字符ID列
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.GTASK_ID
+ " TEXT NOT NULL DEFAULT ''");
// add a trash system folder
// 添加一个垃圾桶系统文件夹
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);
db.insert(TABLE.NOTE, null, values); // 插入记录
}
// 升级到V4
private void upgradeToV4(SQLiteDatabase db) {
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION
+ " INTEGER NOT NULL DEFAULT 0");
+ " INTEGER NOT NULL DEFAULT 0"); // 为笔记表添加版本列
}
}

@ -16,7 +16,7 @@
package net.micode.notes.data;
// 导入需要的Android和本地类
import android.app.SearchManager;
import android.content.ContentProvider;
import android.content.ContentUris;
@ -34,271 +34,317 @@ import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
/**
* NotesProvider ContentProvider
*
*/
public class NotesProvider extends ContentProvider {
// UriMatcher用于匹配不同的URI请求
private static final UriMatcher mMatcher;
// 数据库助手实例
private NotesDatabaseHelper mHelper;
// 日志标签
private static final String TAG = "NotesProvider";
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;
// 定义URI常量
private static final int URI_NOTE = 1; // 笔记 URI
private static final int URI_NOTE_ITEM = 2; // 单个笔记 URI
private static final int URI_DATA = 3; // 数据 URI
private static final int URI_DATA_ITEM = 4; // 单个数据 URI
private static final int URI_SEARCH = 5;
private static final int URI_SEARCH_SUGGEST = 6;
private static final int URI_SEARCH = 5; // 搜索 URI
private static final int URI_SEARCH_SUGGEST = 6; // 搜索建议 URI
// 静态代码块,初始化 URI 匹配器并添加各种 URI 匹配规则
static {
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);
mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE); // 笔记的 URI
mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM); // 单个笔记的 URI
mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA); // 数据的 URI
mMatcher.addURI(Notes.AUTHORITY, "data/#", URI_DATA_ITEM); // 单个数据的 URI
mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH); // 搜索 URI
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST); // 搜索建议 URI
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST); // 带参数的搜索建议 URI
}
/**
* x'0A' represents the '\n' character in sqlite. For title and content in the search result,
* we will trim '\n' and white space in order to show more information.
* x'0A'
*
*/
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 final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + "," // 笔记 ID
+ NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + "," // 笔记 ID 作为意图额外数据
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + "," // 修剪后的内容作为建议文本1
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + "," // 修剪后的内容作为建议文本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 + "," // 意图行为
+ "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA; // 笔记内容类型
// 搜索笔记的 SQL 查询语句
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;
+ " FROM " + TABLE.NOTE // 查询的表为笔记表
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?" // 根据内容片段进行模糊匹配
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER // 排除回收站的内容
+ " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE; // 仅匹配笔记类型
@Override
public boolean onCreate() {
// 初始化数据库助手
mHelper = NotesDatabaseHelper.getInstance(getContext());
return true;
return true; // 创建成功
}
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
String sortOrder) {
// 查询方法处理不同的URI请求并返回结果的Cursor
Cursor c = null;
SQLiteDatabase db = mHelper.getReadableDatabase();
String id = null;
switch (mMatcher.match(uri)) {
SQLiteDatabase db = mHelper.getReadableDatabase(); // 获取可读数据库
String id = null; // 用于存储ID
switch (mMatcher.match(uri)) { // 根据URI匹配不同的查询类型
case URI_NOTE:
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
sortOrder);
// 查询所有笔记
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null, sortOrder);
break;
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1);
// 查询单个笔记
id = uri.getPathSegments().get(1); // 从URI中获取笔记ID
c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_DATA:
c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null,
sortOrder);
// 查询所有数据
c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null, sortOrder);
break;
case URI_DATA_ITEM:
id = uri.getPathSegments().get(1);
// 查询单个数据
id = uri.getPathSegments().get(1); // 从URI中获取数据ID
c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_SEARCH:
case URI_SEARCH_SUGGEST:
if (sortOrder != null || projection != null) {
// 搜索请求不支持排序或选择
throw new IllegalArgumentException(
"do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
}
String searchString = null;
if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) {
// 获取搜索建议的参数
if (uri.getPathSegments().size() > 1) {
searchString = uri.getPathSegments().get(1);
}
} else {
// 从查询参数获取搜索字符串
searchString = uri.getQueryParameter("pattern");
}
if (TextUtils.isEmpty(searchString)) {
return null;
return null; // 如果搜索字符串为空则返回null
}
try {
// 使用通配符模糊匹配
searchString = String.format("%%%s%%", searchString);
c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY,
new String[] { searchString });
new String[] { searchString }); // 执行搜索查询
} catch (IllegalStateException ex) {
Log.e(TAG, "got exception: " + ex.toString());
Log.e(TAG, "got exception: " + ex.toString()); // 记录异常
}
break;
default:
// 未知的URI抛出异常
throw new IllegalArgumentException("Unknown URI " + uri);
}
if (c != null) {
// 设置通知URI数据变化时通知的URI
c.setNotificationUri(getContext().getContentResolver(), uri);
}
return c;
return c; // 返回查询结果
}
@Override
public Uri insert(Uri uri, ContentValues values) {
SQLiteDatabase db = mHelper.getWritableDatabase();
long dataId = 0, noteId = 0, insertedId = 0;
switch (mMatcher.match(uri)) {
// 插入数据方法
SQLiteDatabase db = mHelper.getWritableDatabase(); // 获取可写数据库
long dataId = 0, noteId = 0, insertedId = 0; // 初始化ID
switch (mMatcher.match(uri)) { // 根据URI匹配不同的插入类型
case URI_NOTE:
// 插入新的笔记
insertedId = noteId = db.insert(TABLE.NOTE, null, values);
break;
case URI_DATA:
// 插入新的数据
if (values.containsKey(DataColumns.NOTE_ID)) {
// 获取关联的笔记ID
noteId = values.getAsLong(DataColumns.NOTE_ID);
} else {
Log.d(TAG, "Wrong data format without note id:" + values.toString());
Log.d(TAG, "Wrong data format without note id:" + values.toString()); // 记录错误日志
}
insertedId = dataId = db.insert(TABLE.DATA, null, values);
break;
default:
// 未知的URI抛出异常
throw new IllegalArgumentException("Unknown URI " + uri);
}
// Notify the note uri
// 当笔记插入成功时通知笔记URI
if (noteId > 0) {
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null);
}
// Notify the data uri
// 当数据插入成功时通知数据URI
if (dataId > 0) {
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);
}
return ContentUris.withAppendedId(uri, insertedId);
return ContentUris.withAppendedId(uri, insertedId); // 返回新插入项的URI
}
@Override
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)) {
// 删除数据方法
int count = 0; // 计数删除的行数
String id = null; // 用于存储ID
SQLiteDatabase db = mHelper.getWritableDatabase(); // 获取可写数据库
boolean deleteData = false; // 标记是否删除数据
switch (mMatcher.match(uri)) { // 根据URI匹配不同的删除类型
case URI_NOTE:
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 ";
// 删除所有笔记
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 "; // 除去系统文件夹
count = db.delete(TABLE.NOTE, selection, selectionArgs);
break;
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1);
/**
* ID that smaller than 0 is system folder which is not allowed to
* trash
*/
// 删除单个笔记
id = uri.getPathSegments().get(1); // 从URI中获取笔记ID
long noteId = Long.valueOf(id);
if (noteId <= 0) {
break;
break; // 系统文件夹不允许删除
}
count = db.delete(TABLE.NOTE,
NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
break;
case URI_DATA:
// 删除所有数据
count = db.delete(TABLE.DATA, selection, selectionArgs);
deleteData = true;
deleteData = true; // 标记为删除数据
break;
case URI_DATA_ITEM:
id = uri.getPathSegments().get(1);
// 删除单个数据
id = uri.getPathSegments().get(1); // 从URI中获取数据ID
count = db.delete(TABLE.DATA,
DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
deleteData = true;
deleteData = true; // 标记为删除数据
break;
default:
// 未知的URI抛出异常
throw new IllegalArgumentException("Unknown URI " + uri);
}
if (count > 0) {
if (deleteData) {
// 如果删除了数据通知笔记URI
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
// 通知数据URI
getContext().getContentResolver().notifyChange(uri, null);
}
return count;
return count; // 返回删除的行数
}
@Override
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)) {
// 更新数据方法
int count = 0; // 计数更新的行数
String id = null; // 用于存储ID
SQLiteDatabase db = mHelper.getWritableDatabase(); // 获取可写数据库
boolean updateData = false; // 标记是否更新数据
switch (mMatcher.match(uri)) { // 根据URI匹配不同的更新类型
case URI_NOTE:
increaseNoteVersion(-1, selection, selectionArgs);
// 更新所有笔记
increaseNoteVersion(-1, selection, selectionArgs); // 更新版本
count = db.update(TABLE.NOTE, values, selection, selectionArgs);
break;
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1);
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs);
// 更新单个笔记
id = uri.getPathSegments().get(1); // 从URI中获取笔记ID
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs); // 更新版本
count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs);
break;
case URI_DATA:
// 更新所有数据
count = db.update(TABLE.DATA, values, selection, selectionArgs);
updateData = true;
updateData = true; // 标记为更新数据
break;
case URI_DATA_ITEM:
id = uri.getPathSegments().get(1);
// 更新单个数据
id = uri.getPathSegments().get(1); // 从URI中获取数据ID
count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs);
updateData = true;
updateData = true; // 标记为更新数据
break;
default:
// 未知的URI抛出异常
throw new IllegalArgumentException("Unknown URI " + uri);
}
if (count > 0) {
if (updateData) {
// 如果更新了数据通知笔记URI
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
// 通知数据URI
getContext().getContentResolver().notifyChange(uri, null);
}
return count;
return count; // 返回更新的行数
}
// 辅助方法,用于解析选择条件
private String parseSelection(String selection) {
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : "");
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""); // 如果选择条件不为空则添加 AND
}
// 辅助方法,用于增加笔记版本
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 ");
sql.append("=" + NoteColumns.VERSION + "+1 "); // 增加版本号
if (id > 0 || !TextUtils.isEmpty(selection)) {
sql.append(" WHERE ");
sql.append(" WHERE "); // 如果有ID或选择条件添加WHERE
}
if (id > 0) {
sql.append(NoteColumns.ID + "=" + String.valueOf(id));
sql.append(NoteColumns.ID + "=" + String.valueOf(id)); // 添加ID条件
}
if (!TextUtils.isEmpty(selection)) {
// 处理选择参数
String selectString = id > 0 ? parseSelection(selection) : selection;
for (String args : selectionArgs) {
selectString = selectString.replaceFirst("\\?", args);
selectString = selectString.replaceFirst("\\?", args); // 替换占位符
}
sql.append(selectString);
}
mHelper.getWritableDatabase().execSQL(sql.toString());
mHelper.getWritableDatabase().execSQL(sql.toString()); // 执行SQL更新版本号
}
@Override
public String getType(Uri uri) {
// TODO Auto-generated method stub
// 返回特定URI的MIME类型这里暂时不实现
return null;
}

@ -1,82 +1,94 @@
/*
* 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
* Apache License, Version 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.data;
package net.micode.notes.gtask.data; // 定义该类的位置
import android.database.Cursor;
import android.util.Log;
import android.database.Cursor; // 导入Android的Cursor类用于数据库操作
import android.util.Log; // 导入Android的Log类用于日志输出
import net.micode.notes.tool.GTaskStringUtils;
import org.json.JSONException;
import org.json.JSONObject;
import net.micode.notes.tool.GTaskStringUtils; // 导入自定义工具类,用于字符串处理
import org.json.JSONException; // 导入JSON异常处理类
import org.json.JSONObject; // 导入JSON对象类
// MetaData类继承自Task类表示元数据的管理类
public class MetaData extends Task {
private final static String TAG = MetaData.class.getSimpleName();
private final static String TAG = MetaData.class.getSimpleName(); // 获取当前类名作为日志标签
private String mRelatedGid = null;
private String mRelatedGid = null; // 声明一个私有属性用于存储相关的GID
// 设置元数据的方法接收GID和JSON对象作为参数
public void setMeta(String gid, JSONObject metaInfo) {
try {
// 将GID放入metadata信息中
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
} catch (JSONException e) {
// 捕获JSON异常并记录错误
Log.e(TAG, "failed to put related gid");
}
// 设置笔记内容为JSON对象的字符串表示
setNotes(metaInfo.toString());
// 设置名称为常量名称
setName(GTaskStringUtils.META_NOTE_NAME);
}
// 获取相关GID的方法
public String getRelatedGid() {
return mRelatedGid;
return mRelatedGid; // 返回相关GID
}
// 重写isWorthSaving方法判断是否值得保存
@Override
public boolean isWorthSaving() {
return getNotes() != null;
return getNotes() != null; // 如果笔记内容不为空,则值得保存
}
// 重写通过远程JSON设置内容的方法
@Override
public void setContentByRemoteJSON(JSONObject js) {
super.setContentByRemoteJSON(js);
if (getNotes() != null) {
super.setContentByRemoteJSON(js); // 调用父类的方法
if (getNotes() != null) { // 如果笔记内容不为空
try {
// 将笔记内容转换为JSON对象
JSONObject metaInfo = new JSONObject(getNotes().trim());
// 获取相关GID并保存
mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
} catch (JSONException e) {
// 捕获JSON异常并记录警告
Log.w(TAG, "failed to get related gid");
mRelatedGid = null;
mRelatedGid = null; // 将相关GID设置为null
}
}
}
// 重写通过本地JSON设置内容的方法该方法不应被调用
@Override
public void setContentByLocalJSON(JSONObject js) {
// this function should not be called
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called"); // 抛出异常,指明不应调用
}
// 重写从内容获取本地JSON的方法该方法不应被调用
@Override
public JSONObject getLocalJSONFromContent() {
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called"); // 抛出异常,指明不应调用
}
// 重写获取同步操作的方法,该方法不应被调用
@Override
public int getSyncAction(Cursor c) {
throw new IllegalAccessError("MetaData:getSyncAction should not be called");
throw new IllegalAccessError("MetaData:getSyncAction should not be called"); // 抛出异常,指明不应调用
}
}

@ -14,88 +14,95 @@
* limitations under the License.
*/
// 定义包名
package net.micode.notes.gtask.data;
// 导入必要的类
import android.database.Cursor;
import org.json.JSONObject;
// 抽象类 Node表示一个数据节点的基本结构
public abstract class Node {
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;
private String mName;
private long mLastModified;
private boolean mDeleted;
// 定义同步操作的常量
public static final int SYNC_ACTION_NONE = 0; // 无操作
public static final int SYNC_ACTION_ADD_REMOTE = 1; // 从远程添加
public static final int SYNC_ACTION_ADD_LOCAL = 2; // 从本地添加
public static final int SYNC_ACTION_DEL_REMOTE = 3; // 从远程删除
public static final int SYNC_ACTION_DEL_LOCAL = 4; // 从本地删除
public static final int SYNC_ACTION_UPDATE_REMOTE = 5; // 从远程更新
public static final int SYNC_ACTION_UPDATE_LOCAL = 6; // 从本地更新
public static final int SYNC_ACTION_UPDATE_CONFLICT = 7; // 更新冲突
public static final int SYNC_ACTION_ERROR = 8; // 错误操作
// 定义节点的属性
private String mGid; // 唯一标识符
private String mName; // 节点名称
private long mLastModified; // 最后修改时间
private boolean mDeleted; // 是否删除标记
// 构造函数,初始化节点属性
public Node() {
mGid = null;
mName = "";
mLastModified = 0;
mDeleted = false;
mGid = null; // 初始化 Gid 为 null
mName = ""; // 初始化名称为空字符串
mLastModified = 0; // 初始化最后修改时间为 0
mDeleted = false; // 初始化删除状态为 false
}
// 抽象方法,获取创建操作的 JSON 对象
public abstract JSONObject getCreateAction(int actionId);
// 抽象方法,获取更新操作的 JSON 对象
public abstract JSONObject getUpdateAction(int actionId);
// 抽象方法,通过远程 JSON 设置内容
public abstract void setContentByRemoteJSON(JSONObject js);
// 抽象方法,通过本地 JSON 设置内容
public abstract void setContentByLocalJSON(JSONObject js);
// 抽象方法,从内容获取本地 JSON
public abstract JSONObject getLocalJSONFromContent();
// 抽象方法,从 Cursor 获取同步操作类型
public abstract int getSyncAction(Cursor c);
// 设置 Gid
public void setGid(String gid) {
this.mGid = gid;
}
// 设置名称
public void setName(String name) {
this.mName = name;
}
// 设置最后修改时间
public void setLastModified(long lastModified) {
this.mLastModified = lastModified;
}
// 设置删除状态
public void setDeleted(boolean deleted) {
this.mDeleted = deleted;
}
// 获取 Gid
public String getGid() {
return this.mGid;
}
// 获取名称
public String getName() {
return this.mName;
}
// 获取最后修改时间
public long getLastModified() {
return this.mLastModified;
}
// 获取删除状态
public boolean getDeleted() {
return this.mDeleted;
}
}

@ -1,189 +1,186 @@
/*
* 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 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.data;
package net.micode.notes.gtask.data; // 定义包名
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 android.content.ContentResolver; // 导入ContentResolver类用于管理内容提供者的操作
import android.content.ContentUris; // 导入ContentUris类用于构造内容URI
import android.content.ContentValues; // 导入ContentValues类用于存储行的列值
import android.content.Context; // 导入Context类表示应用环境
import android.database.Cursor; // 导入Cursor类用于访问数据库查询结果
import android.net.Uri; // 导入Uri类用于表示内容的URI
import android.util.Log; // 导入Log类用于记录调试信息
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 net.micode.notes.data.Notes; // 导入Notes类表示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.DataConstants; // 导入数据常量
import net.micode.notes.data.Notes.NoteColumns; // 导入笔记列常量
import net.micode.notes.data.NotesDatabaseHelper.TABLE; // 导入数据库表名常量
import net.micode.notes.gtask.exception.ActionFailureException; // 导入自定义异常类
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONException; // 导入JSONException类用于处理JSON异常
import org.json.JSONObject; // 导入JSONObject类表示一个JSON对象
public class SqlData {
private static final String TAG = SqlData.class.getSimpleName();
public class SqlData { // 定义SqlData类
private static final String TAG = SqlData.class.getSimpleName(); // 定义日志标签
private static final int INVALID_ID = -99999;
private static final int INVALID_ID = -99999; // 定义无效ID常量
// 定义数据投影数组,包含要查询的列
public static final String[] PROJECTION_DATA = new String[] {
DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
DataColumns.DATA3
};
// 列索引常量
public static final int DATA_ID_COLUMN = 0;
public static final int DATA_MIME_TYPE_COLUMN = 1;
public static final int DATA_CONTENT_COLUMN = 2;
public static final int DATA_CONTENT_DATA_1_COLUMN = 3;
public static final int DATA_CONTENT_DATA_3_COLUMN = 4;
private ContentResolver mContentResolver;
private boolean mIsCreate;
private long mDataId;
private String mDataMimeType;
private String mDataContent;
private long mDataContentData1;
private String mDataContentData3;
private ContentValues mDiffDataValues;
private ContentResolver mContentResolver; // 内容解析器实例
private boolean mIsCreate; // 标记是否为创建状态
private long mDataId; // 数据ID
private String mDataMimeType; // 数据MIME类型
private String mDataContent; // 数据内容
private long mDataContentData1; // 数据内容的第一个额外字段
private String mDataContentData3; // 数据内容的第三个额外字段
private ContentValues mDiffDataValues; // 存储变化的数据值
// 构造函数用于创建新的SqlData实例
public SqlData(Context context) {
mContentResolver = context.getContentResolver();
mIsCreate = true;
mDataId = INVALID_ID;
mDataMimeType = DataConstants.NOTE;
mDataContent = "";
mDataContentData1 = 0;
mDataContentData3 = "";
mDiffDataValues = new ContentValues();
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ID为无效值
mDataMimeType = DataConstants.NOTE; // 默认MIME类型为笔记
mDataContent = ""; // 初始化内容为空
mDataContentData1 = 0; // 第一个数据字段初始化为0
mDataContentData3 = ""; // 第三个数据字段初始化为空
mDiffDataValues = new ContentValues(); // 创建内容值实例
}
// 构造函数用于从游标中加载SqlData实例
public SqlData(Context context, Cursor c) {
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(c);
mDiffDataValues = new ContentValues();
mContentResolver = context.getContentResolver(); // 获取内容解析器
mIsCreate = false; // 设置为非创建状态
loadFromCursor(c); // 从游标加载数据
mDiffDataValues = new ContentValues(); // 创建内容值实例
}
// 从游标中加载数据到SqlData实例
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);
mDataId = c.getLong(DATA_ID_COLUMN); // 获取数据ID
mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN); // 获取MIME类型
mDataContent = c.getString(DATA_CONTENT_COLUMN); // 获取内容
mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN); // 获取第一个数据字段
mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN); // 获取第三个数据字段
}
// 设置内容从JSONObject填充数据
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);
long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID; // 获取ID
if (mIsCreate || mDataId != dataId) { // 如果是创建状态或ID不相等
mDiffDataValues.put(DataColumns.ID, dataId); // 更新变化的ID值
}
mDataId = dataId;
mDataId = dataId; // 更新数据ID
String dataMimeType = js.has(DataColumns.MIME_TYPE) ? js.getString(DataColumns.MIME_TYPE)
: DataConstants.NOTE;
if (mIsCreate || !mDataMimeType.equals(dataMimeType)) {
mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType);
: DataConstants.NOTE; // 获取MIME类型
if (mIsCreate || !mDataMimeType.equals(dataMimeType)) { // 如果是创建状态或MIME类型不同
mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType); // 更新变化的MIME类型
}
mDataMimeType = dataMimeType;
mDataMimeType = dataMimeType; // 更新MIME类型
String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : "";
if (mIsCreate || !mDataContent.equals(dataContent)) {
mDiffDataValues.put(DataColumns.CONTENT, dataContent);
String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : ""; // 获取内容
if (mIsCreate || !mDataContent.equals(dataContent)) { // 如果是创建状态或内容不同
mDiffDataValues.put(DataColumns.CONTENT, dataContent); // 更新变化的内容
}
mDataContent = dataContent;
mDataContent = dataContent; // 更新内容
long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0;
if (mIsCreate || mDataContentData1 != dataContentData1) {
mDiffDataValues.put(DataColumns.DATA1, dataContentData1);
long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0; // 获取第一个数据字段
if (mIsCreate || mDataContentData1 != dataContentData1) { // 如果是创建状态或字段不同
mDiffDataValues.put(DataColumns.DATA1, dataContentData1); // 更新变化的第一个数据字段
}
mDataContentData1 = dataContentData1;
mDataContentData1 = dataContentData1; // 更新第一个数据字段
String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : "";
if (mIsCreate || !mDataContentData3.equals(dataContentData3)) {
mDiffDataValues.put(DataColumns.DATA3, dataContentData3);
String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : ""; // 获取第三个数据字段
if (mIsCreate || !mDataContentData3.equals(dataContentData3)) { // 如果是创建状态或字段不同
mDiffDataValues.put(DataColumns.DATA3, dataContentData3); // 更新变化的第三个数据字段
}
mDataContentData3 = dataContentData3;
mDataContentData3 = dataContentData3; // 更新第三个数据字段
}
// 获取内容返回为JSONObject
public JSONObject getContent() throws JSONException {
if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet");
return null;
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
}
JSONObject js = new JSONObject();
JSONObject js = new JSONObject(); // 创建新的JSON对象
// 将数据添加到JSON对象中
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;
return js; // 返回填充的JSON对象
}
// 提交更改到数据库
public void commit(long noteId, boolean validateVersion, long version) {
if (mIsCreate) {
if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) {
mDiffDataValues.remove(DataColumns.ID);
if (mIsCreate) { // 如果是创建状态
if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) { // 如果ID无效且变化值中包含ID
mDiffDataValues.remove(DataColumns.ID); // 移除变化值中的ID
}
mDiffDataValues.put(DataColumns.NOTE_ID, noteId);
Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues);
mDiffDataValues.put(DataColumns.NOTE_ID, noteId); // 添加笔记ID到变化值
Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues); // 插入数据
try {
mDataId = Long.valueOf(uri.getPathSegments().get(1));
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
throw new ActionFailureException("create note failed");
mDataId = Long.valueOf(uri.getPathSegments().get(1)); // 获取新创建的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
}
} else {
if (mDiffDataValues.size() > 0) {
int result = 0;
if (!validateVersion) {
} else { // 如果不是创建状态
if (mDiffDataValues.size() > 0) { // 如果有变化值
int result = 0; // 定义返回结果
if (!validateVersion) { // 如果不验证版本
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null);
} else {
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null); // 更新数据
} else { // 如果验证版本
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
}
if (result == 0) {
Log.w(TAG, "there is no update. maybe user updates note when syncing");
if (result == 0) { // 如果没有更新行
Log.w(TAG, "there is no update. maybe user updates note when syncing"); // 记录警告日志
}
}
}
mDiffDataValues.clear();
mIsCreate = false;
mDiffDataValues.clear(); // 清空变化的数据值
mIsCreate = false; // 设置为非创建状态
}
// 获取数据ID
public long getId() {
return mDataId;
return mDataId; // 返回数据ID
}
}

@ -16,33 +16,35 @@
package net.micode.notes.gtask.data;
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;
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;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.ArrayList;
// 导入相关的类
import android.appwidget.AppWidgetManager; // 用于访问小部件管理器
import android.content.ContentResolver; // 用于访问内容提供者
import android.content.ContentValues; // 表示一组键值对
import android.content.Context; // Android的上下文类
import android.database.Cursor; // 用于访问查询结果
import android.net.Uri; // 表示统一资源标识符
import android.util.Log; // 日志记录工具
import net.micode.notes.data.Notes; // 引入笔记数据类
import net.micode.notes.data.Notes.DataColumns; // 数据列常量
import net.micode.notes.data.Notes.NoteColumns; // 笔记列常量
import net.micode.notes.gtask.exception.ActionFailureException; // 异常类
import net.micode.notes.tool.GTaskStringUtils; // 工具类用于处理GTask字符串
import net.micode.notes.tool.ResourceParser; // 资源解析工具类
import org.json.JSONArray; // 用于处理JSON数组
import org.json.JSONException; // JSON异常处理
import org.json.JSONObject; // 用于处理JSON对象
import java.util.ArrayList; // 动态数组
// SqlNote 类表示笔记的数据库操作
public class SqlNote {
private static final String TAG = SqlNote.class.getSimpleName();
private static final String TAG = SqlNote.class.getSimpleName(); // 日志标签
private static final int INVALID_ID = -99999;
private static final int INVALID_ID = -99999; // 无效ID常量
// 定义查询笔记所需的列
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,
@ -52,454 +54,443 @@ public class SqlNote {
NoteColumns.VERSION
};
// 定义各个列的索引常量
public static final int ID_COLUMN = 0;
public static final int ALERTED_DATE_COLUMN = 1;
public static final int BG_COLOR_ID_COLUMN = 2;
public static final int CREATED_DATE_COLUMN = 3;
public static final int HAS_ATTACHMENT_COLUMN = 4;
public static final int MODIFIED_DATE_COLUMN = 5;
public static final int NOTES_COUNT_COLUMN = 6;
public static final int PARENT_ID_COLUMN = 7;
public static final int SNIPPET_COLUMN = 8;
public static final int TYPE_COLUMN = 9;
public static final int WIDGET_ID_COLUMN = 10;
public static final int WIDGET_TYPE_COLUMN = 11;
public static final int SYNC_ID_COLUMN = 12;
public static final int LOCAL_MODIFIED_COLUMN = 13;
public static final int ORIGIN_PARENT_ID_COLUMN = 14;
public static final int GTASK_ID_COLUMN = 15;
public static final int VERSION_COLUMN = 16;
private Context mContext;
private ContentResolver mContentResolver;
private boolean mIsCreate;
private long mId;
private long mAlertDate;
private int mBgColorId;
private long mCreatedDate;
private int mHasAttachment;
private long mModifiedDate;
private long mParentId;
private String mSnippet;
private int mType;
private int mWidgetId;
private int mWidgetType;
private long mOriginParent;
private long mVersion;
private ContentValues mDiffNoteValues;
private ArrayList<SqlData> mDataList;
// 成员变量定义
private Context mContext; // 上下文对象
private ContentResolver mContentResolver; // 内容解析器
private boolean mIsCreate; // 指示是否为新建笔记的标志
private long mId; // 笔记ID
private long mAlertDate; // 提醒日期
private int mBgColorId; // 背景颜色ID
private long mCreatedDate; // 创建日期
private int mHasAttachment; // 是否有附件
private long mModifiedDate; // 修改日期
private long mParentId; // 父级ID
private String mSnippet; // 笔记摘录
private int mType; // 笔记类型
private int mWidgetId; // 小部件ID
private int mWidgetType; // 小部件类型
private long mOriginParent; // 原始父级ID
private long mVersion; // 版本号
private ContentValues mDiffNoteValues; // 存储变化的笔记值
private ArrayList<SqlData> mDataList; // 存储笔记数据的列表
// 构造函数创建新的SqlNote实例
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>();
mContext = context; // 设置上下文
mContentResolver = context.getContentResolver(); // 获取内容解析器
mIsCreate = true; // 设置为新建状态
mId = INVALID_ID; // 设置ID为无效值
mAlertDate = 0; // 初始化提醒日期
mBgColorId = ResourceParser.getDefaultBgId(context); // 获取默认背景ID
mCreatedDate = System.currentTimeMillis(); // 获取当前时间作为创建日期
mHasAttachment = 0; // 初始化无附件
mModifiedDate = System.currentTimeMillis(); // 获取当前时间作为修改日期
mParentId = 0; // 初始化父级ID
mSnippet = ""; // 初始化笔记摘录
mType = Notes.TYPE_NOTE; // 默认类型为笔记
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; // 初始化原始父级ID
mVersion = 0; // 初始化版本号
mDiffNoteValues = new ContentValues(); // 初始化变化的笔记值
mDataList = new ArrayList<SqlData>(); // 初始化笔记数据列表
}
// 构造函数根据Cursor创建SqlNote实例
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();
mContext = context; // 设置上下文
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>(); // 初始化笔记数据列表
if (mType == Notes.TYPE_NOTE) // 如果类型为笔记
loadDataContent(); // 加载数据内容
mDiffNoteValues = new ContentValues(); // 初始化变化的笔记值
}
// 构造函数根据ID创建SqlNote实例
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();
mContext = context; // 设置上下文
mContentResolver = context.getContentResolver(); // 获取内容解析器
mIsCreate = false; // 设置为非新建状态
loadFromCursor(id); // 根据ID加载数据
mDataList = new ArrayList<SqlData>(); // 初始化笔记数据列表
if (mType == Notes.TYPE_NOTE) // 如果类型为笔记
loadDataContent(); // 加载数据内容
mDiffNoteValues = new ContentValues(); // 初始化变化的笔记值
}
// 从Cursor中加载笔记数据
private void loadFromCursor(long id) {
Cursor c = null;
Cursor c = null; // 初始化Cursor
try {
// 查询笔记数据
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)",
new String[] {
String.valueOf(id)
String.valueOf(id) // 根据ID查询
}, null);
if (c != null) {
c.moveToNext();
loadFromCursor(c);
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
} else {
Log.w(TAG, "loadFromCursor: cursor = null");
Log.w(TAG, "loadFromCursor: cursor = null"); // 如果Cursor为空记录警告日志
}
} finally {
if (c != null)
if (c != null) // 关闭Cursor
c.close();
}
}
// 从Cursor中加载笔记数据
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);
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); // 获取附件标志
mModifiedDate = c.getLong(MODIFIED_DATE_COLUMN); // 获取修改日期
mParentId = c.getLong(PARENT_ID_COLUMN); // 获取父级ID
mSnippet = c.getString(SNIPPET_COLUMN); // 获取笔记摘录
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
}
// 加载笔记数据内容
private void loadDataContent() {
Cursor c = null;
mDataList.clear();
Cursor c = null; // 初始化Cursor
mDataList.clear(); // 清空数据列表
try {
// 查询笔记数据内容
c = mContentResolver.query(Notes.CONTENT_DATA_URI, SqlData.PROJECTION_DATA,
"(note_id=?)", new String[] {
String.valueOf(mId)
String.valueOf(mId) // 根据笔记ID查询
}, null);
if (c != null) {
if (c.getCount() == 0) {
Log.w(TAG, "it seems that the note has not data");
return;
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"); // 记录警告日志
return; // 返回
}
// 遍历Cursor中的数据
while (c.moveToNext()) {
SqlData data = new SqlData(mContext, c);
mDataList.add(data);
SqlData data = new SqlData(mContext, c); // 创建SqlData实例
mDataList.add(data); // 添加到数据列表
}
} else {
Log.w(TAG, "loadDataContent: cursor = null");
Log.w(TAG, "loadDataContent: cursor = null"); // 如果Cursor为空记录警告日志
}
} finally {
if (c != null)
if (c != null) // 关闭Cursor
c.close();
}
}
// 设置笔记内容
public boolean setContent(JSONObject js) {
try {
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {
Log.w(TAG, "cannot set system folder");
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {
// for folder we can only update the snnipet and type
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"); // 记录警告日志
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) { // 如果是文件夹
// 只更新摘录和类型
String snippet = note.has(NoteColumns.SNIPPET) ? note
.getString(NoteColumns.SNIPPET) : "";
.getString(NoteColumns.SNIPPET) : ""; // 获取摘录
if (mIsCreate || !mSnippet.equals(snippet)) {
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet); // 更新摘录
}
mSnippet = snippet;
mSnippet = snippet; // 设置摘录
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
: Notes.TYPE_NOTE;
: Notes.TYPE_NOTE; // 获取类型
if (mIsCreate || mType != type) {
mDiffNoteValues.put(NoteColumns.TYPE, type);
mDiffNoteValues.put(NoteColumns.TYPE, type); // 更新类型
}
mType = type;
} else if (note.getInt(NoteColumns.TYPE) == Notes.TYPE_NOTE) {
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
long id = note.has(NoteColumns.ID) ? note.getLong(NoteColumns.ID) : INVALID_ID;
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) {
mDiffNoteValues.put(NoteColumns.ID, id);
mDiffNoteValues.put(NoteColumns.ID, id); // 更新ID
}
mId = id;
mId = id; // 设置ID
long alertDate = note.has(NoteColumns.ALERTED_DATE) ? note
.getLong(NoteColumns.ALERTED_DATE) : 0;
.getLong(NoteColumns.ALERTED_DATE) : 0; // 获取提醒日期
if (mIsCreate || mAlertDate != alertDate) {
mDiffNoteValues.put(NoteColumns.ALERTED_DATE, alertDate);
mDiffNoteValues.put(NoteColumns.ALERTED_DATE, alertDate); // 更新提醒日期
}
mAlertDate = alertDate;
mAlertDate = alertDate; // 设置提醒日期
int bgColorId = note.has(NoteColumns.BG_COLOR_ID) ? note
.getInt(NoteColumns.BG_COLOR_ID) : ResourceParser.getDefaultBgId(mContext);
.getInt(NoteColumns.BG_COLOR_ID) : ResourceParser.getDefaultBgId(mContext); // 获取背景颜色ID
if (mIsCreate || mBgColorId != bgColorId) {
mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId);
mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId); // 更新背景颜色ID
}
mBgColorId = bgColorId;
mBgColorId = bgColorId; // 设置背景颜色ID
long createDate = note.has(NoteColumns.CREATED_DATE) ? note
.getLong(NoteColumns.CREATED_DATE) : System.currentTimeMillis();
.getLong(NoteColumns.CREATED_DATE) : System.currentTimeMillis(); // 获取创建日期
if (mIsCreate || mCreatedDate != createDate) {
mDiffNoteValues.put(NoteColumns.CREATED_DATE, createDate);
mDiffNoteValues.put(NoteColumns.CREATED_DATE, createDate); // 更新创建日期
}
mCreatedDate = createDate;
mCreatedDate = createDate; // 设置创建日期
int hasAttachment = note.has(NoteColumns.HAS_ATTACHMENT) ? note
.getInt(NoteColumns.HAS_ATTACHMENT) : 0;
.getInt(NoteColumns.HAS_ATTACHMENT) : 0; // 获取附件标志
if (mIsCreate || mHasAttachment != hasAttachment) {
mDiffNoteValues.put(NoteColumns.HAS_ATTACHMENT, hasAttachment);
mDiffNoteValues.put(NoteColumns.HAS_ATTACHMENT, hasAttachment); // 更新附件标志
}
mHasAttachment = hasAttachment;
mHasAttachment = hasAttachment; // 设置附件标志
long modifiedDate = note.has(NoteColumns.MODIFIED_DATE) ? note
.getLong(NoteColumns.MODIFIED_DATE) : System.currentTimeMillis();
.getLong(NoteColumns.MODIFIED_DATE) : System.currentTimeMillis(); // 获取修改日期
if (mIsCreate || mModifiedDate != modifiedDate) {
mDiffNoteValues.put(NoteColumns.MODIFIED_DATE, modifiedDate);
mDiffNoteValues.put(NoteColumns.MODIFIED_DATE, modifiedDate); // 更新修改日期
}
mModifiedDate = modifiedDate;
mModifiedDate = modifiedDate; // 设置修改日期
long parentId = note.has(NoteColumns.PARENT_ID) ? note
.getLong(NoteColumns.PARENT_ID) : 0;
.getLong(NoteColumns.PARENT_ID) : 0; // 获取父级ID
if (mIsCreate || mParentId != parentId) {
mDiffNoteValues.put(NoteColumns.PARENT_ID, parentId);
mDiffNoteValues.put(NoteColumns.PARENT_ID, parentId); // 更新父级ID
}
mParentId = parentId;
mParentId = parentId; // 设置父级ID
String snippet = note.has(NoteColumns.SNIPPET) ? note
.getString(NoteColumns.SNIPPET) : "";
.getString(NoteColumns.SNIPPET) : ""; // 获取摘录
if (mIsCreate || !mSnippet.equals(snippet)) {
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet); // 更新摘录
}
mSnippet = snippet;
mSnippet = snippet; // 设置摘录
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
: Notes.TYPE_NOTE;
: Notes.TYPE_NOTE; // 获取类型
if (mIsCreate || mType != type) {
mDiffNoteValues.put(NoteColumns.TYPE, type);
mDiffNoteValues.put(NoteColumns.TYPE, type); // 更新类型
}
mType = type;
mType = type; // 设置类型
int widgetId = note.has(NoteColumns.WIDGET_ID) ? note.getInt(NoteColumns.WIDGET_ID)
: AppWidgetManager.INVALID_APPWIDGET_ID;
: AppWidgetManager.INVALID_APPWIDGET_ID; // 获取小部件ID
if (mIsCreate || mWidgetId != widgetId) {
mDiffNoteValues.put(NoteColumns.WIDGET_ID, widgetId);
mDiffNoteValues.put(NoteColumns.WIDGET_ID, widgetId); // 更新小部件ID
}
mWidgetId = widgetId;
mWidgetId = widgetId; // 设置小部件ID
int widgetType = note.has(NoteColumns.WIDGET_TYPE) ? note
.getInt(NoteColumns.WIDGET_TYPE) : Notes.TYPE_WIDGET_INVALIDE;
.getInt(NoteColumns.WIDGET_TYPE) : Notes.TYPE_WIDGET_INVALIDE; // 获取小部件类型
if (mIsCreate || mWidgetType != widgetType) {
mDiffNoteValues.put(NoteColumns.WIDGET_TYPE, widgetType);
mDiffNoteValues.put(NoteColumns.WIDGET_TYPE, widgetType); // 更新小部件类型
}
mWidgetType = widgetType;
mWidgetType = widgetType; // 设置小部件类型
long originParent = note.has(NoteColumns.ORIGIN_PARENT_ID) ? note
.getLong(NoteColumns.ORIGIN_PARENT_ID) : 0;
.getLong(NoteColumns.ORIGIN_PARENT_ID) : 0; // 获取原始父级ID
if (mIsCreate || mOriginParent != originParent) {
mDiffNoteValues.put(NoteColumns.ORIGIN_PARENT_ID, originParent);
mDiffNoteValues.put(NoteColumns.ORIGIN_PARENT_ID, originParent); // 更新原始父级ID
}
mOriginParent = originParent;
mOriginParent = originParent; // 设置原始父级ID
// 加载数据数组中的每一项
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) {
JSONObject data = dataArray.getJSONObject(i); // 获取JSON数据对象
SqlData sqlData = null; // 初始化SqlData对象
if (data.has(DataColumns.ID)) { // 如果数据中有ID
long dataId = data.getLong(DataColumns.ID); // 获取数据ID
for (SqlData temp : mDataList) { // 查找对应的SqlData实例
if (dataId == temp.getId()) {
sqlData = temp;
sqlData = temp; // 找到对应的SqlData
}
}
}
if (sqlData == null) {
sqlData = new SqlData(mContext);
mDataList.add(sqlData);
if (sqlData == null) { // 如果没有找到对应的SqlData
sqlData = new SqlData(mContext); // 创建新的SqlData实例
mDataList.add(sqlData); // 添加到数据列表
}
sqlData.setContent(data);
sqlData.setContent(data); // 设置SqlData内容
}
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return false;
} catch (JSONException e) { // 捕获JSON异常
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈信息
return false; // 返回false表示失败
}
return true;
return true; // 返回true表示成功
}
// 获取笔记内容
public JSONObject getContent() {
try {
JSONObject js = new JSONObject();
JSONObject js = new JSONObject(); // 创建新的JSON对象
if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet");
return null;
if (mIsCreate) { // 如果是新建状态
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
}
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);
JSONObject note = new JSONObject(); // 创建笔记对象
if (mType == Notes.TYPE_NOTE) { // 如果类型为笔记
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); // 添加附件标志
note.put(NoteColumns.MODIFIED_DATE, mModifiedDate); // 添加修改日期
note.put(NoteColumns.PARENT_ID, mParentId); // 添加父级ID
note.put(NoteColumns.SNIPPET, mSnippet); // 添加摘录
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); // 添加原始父级ID
js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 将笔记对象放入结果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(); // 获取数据的JSON对象
if (data != null) { // 如果数据不为空
dataArray.put(data); // 添加到数组
}
}
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);
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); // 将数据数组放入结果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); // 添加摘录
js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 将笔记对象放入结果JSON
}
return js;
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return js; // 返回结果JSON对象
} catch (JSONException e) { // 捕获JSON异常
Log.e(TAG, e.toString()); // 记录错误日志
e.printStackTrace(); // 打印堆栈信息
}
return null;
return null; // 返回null
}
// 设置父级ID
public void setParentId(long id) {
mParentId = id;
mDiffNoteValues.put(NoteColumns.PARENT_ID, id);
mParentId = id; // 设置父级ID
mDiffNoteValues.put(NoteColumns.PARENT_ID, id); // 更新变化的值
}
// 设置GTask Id
public void setGtaskId(String gid) {
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid);
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid); // 更新变化的值
}
// 设置同步ID
public void setSyncId(long syncId) {
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId);
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId); // 更新变化的值
}
// 重置本地修改标志
public void resetLocalModified() {
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0);
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0); // 更新变化的值
}
// 获取笔记ID
public long getId() {
return mId;
return mId; // 返回ID
}
// 获取父级ID
public long getParentId() {
return mParentId;
return mParentId; // 返回父级ID
}
// 获取笔记摘录
public String getSnippet() {
return mSnippet;
return mSnippet; // 返回摘录
}
// 判断是否为笔记类型
public boolean isNoteType() {
return mType == Notes.TYPE_NOTE;
return mType == Notes.TYPE_NOTE; // 返回类型是否为笔记
}
// 提交笔记到数据库
public void commit(boolean validateVersion) {
if (mIsCreate) {
if (mIsCreate) { // 如果是新建状态
if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) {
mDiffNoteValues.remove(NoteColumns.ID);
mDiffNoteValues.remove(NoteColumns.ID); // 移除ID
}
Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues);
Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues); // 插入笔记
try {
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");
mId = Long.valueOf(uri.getPathSegments().get(1)); // 获取笔记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
}
if (mId == 0) {
throw new IllegalStateException("Create thread id failed");
if (mId == 0) { // 如果ID为0表示创建失败
throw new IllegalStateException("Create thread id failed"); // 抛出异常
}
if (mType == Notes.TYPE_NOTE) {
if (mType == Notes.TYPE_NOTE) { // 如果类型为笔记
for (SqlData sqlData : mDataList) {
sqlData.commit(mId, false, -1);
sqlData.commit(mId, false, -1); // 提交每个SqlData
}
}
} else {
} else { // 如果不是新建状态
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");
Log.e(TAG, "No such note"); // 记录错误日志
throw new IllegalStateException("Try to update note with invalid id"); // 抛出异常
}
if (mDiffNoteValues.size() > 0) {
mVersion ++;
int result = 0;
if (!validateVersion) {
if (mDiffNoteValues.size() > 0) { // 如果有变化的值
mVersion++; // 增加版本号
int result = 0; // 结果初始化
if (!validateVersion) { // 如果不需要验证版本
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ NoteColumns.ID + "=?)", new String[] {
String.valueOf(mId)
String.valueOf(mId) // 根据ID更新
});
} else {
} else { // 需要验证版本
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ NoteColumns.ID + "=?) AND (" + NoteColumns.VERSION + "<=?)",
new String[] {
String.valueOf(mId), String.valueOf(mVersion)
String.valueOf(mId), String.valueOf(mVersion) // 根据ID和版本更新
});
}
if (result == 0) {
Log.w(TAG, "there is no update. maybe user updates note when syncing");
if (result == 0) { // 如果没有更新,可能是同步中
Log.w(TAG, "there is no update. maybe user updates note when syncing"); // 记录警告日志
}
}
if (mType == Notes.TYPE_NOTE) {
for (SqlData sqlData : mDataList) {
if (mType == Notes.TYPE_NOTE) { // 如果类型为笔记
for (SqlData sqlData : mDataList) { // 提交每个SqlData
sqlData.commit(mId, validateVersion, mVersion);
}
}
}
// refresh local info
loadFromCursor(mId);
// 刷新本地信息
loadFromCursor(mId); // 重新加载笔记数据
if (mType == Notes.TYPE_NOTE)
loadDataContent();
loadDataContent(); // 重新加载数据内容
mDiffNoteValues.clear();
mIsCreate = false;
mDiffNoteValues.clear(); // 清空变化的值
mIsCreate = false; // 设置为非新建状态
}
}

@ -14,338 +14,355 @@
* limitations under the License.
*/
package net.micode.notes.gtask.data;
package net.micode.notes.gtask.data; // 声明该类属于 net.micode.notes.gtask.data 包
import android.database.Cursor;
import android.text.TextUtils;
import android.util.Log;
import android.database.Cursor; // 导入 Cursor 类,用于操作数据库结果集
import android.text.TextUtils; // 导入 TextUtils 类,用于处理文本操作
import android.util.Log; // 导入 Log 类,用于日志记录
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.gtask.exception.ActionFailureException;
import net.micode.notes.tool.GTaskStringUtils;
import net.micode.notes.data.Notes; // 导入 Notes 类,用于引用笔记相关的常量和方法
import net.micode.notes.data.Notes.DataColumns; // 导入数据列常量
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,用于处理任务字符串
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONArray; // 导入 JSONArray 类,用于处理 JSON 数组
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
// 定义 Task 类,继承自 Node 类
public class Task extends Node {
private static final String TAG = Task.class.getSimpleName();
private static final String TAG = Task.class.getSimpleName(); // 定义日志标签
private boolean mCompleted;
private boolean mCompleted; // 任务完成状态
private String mNotes;
private String mNotes; // 任务备注
private JSONObject mMetaInfo;
private JSONObject mMetaInfo; // 任务的元信息JSON 格式)
private Task mPriorSibling;
private Task mPriorSibling; // 任务的前一个兄弟任务
private TaskList mParent;
private TaskList mParent; // 任务的父任务列表
// 构造函数,初始化任务的状态
public Task() {
super();
mCompleted = false;
mNotes = null;
mPriorSibling = null;
mParent = null;
mMetaInfo = null;
super(); // 调用父类构造函数
mCompleted = false; // 默认未完成
mNotes = null; // 默认无备注
mPriorSibling = null; // 默认无前一个兄弟任务
mParent = null; // 默认无父任务列表
mMetaInfo = null; // 默认无元信息
}
// 获取创建任务的操作 JSON 对象
public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject();
JSONObject js = new JSONObject(); // 创建 JSON 对象
try {
// action_type
// action_type - 设置操作类型为创建
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
// action_id
// action_id - 设置操作 ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// index
// index - 任务在父任务中的索引位置
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this));
// entity_delta
// entity_delta - 创建任务的实体数据
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 任务名称
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); // 创建者 ID初始化为 null
entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_TASK);
GTaskStringUtils.GTASK_JSON_TYPE_TASK); // 实体类型为任务
if (getNotes() != null) {
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes());
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 任务备注
}
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); // 将实体数据加入 JSON 对象
// parent_id
// parent_id - 设置父任务 ID
js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid());
// dest_parent_type
// dest_parent_type - 设置目标父类型
js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
// list_id
// list_id - 设置任务列表 ID
js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid());
// prior_sibling_id
// prior_sibling_id - 设置前一个兄弟任务 ID
if (mPriorSibling != null) {
js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid());
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("fail to generate task-create jsonobject");
} 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 task-create jsonobject"); // 抛出自定义异常
}
return js;
return js; // 返回创建操作的 JSON 对象
}
// 获取更新任务的操作 JSON 对象
public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject();
JSONObject js = new JSONObject(); // 创建 JSON 对象
try {
// action_type
// action_type - 设置操作类型为更新
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
// action_id
// action_id - 设置操作 ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// id
// id - 设置任务 ID
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
// entity_delta
// entity_delta - 更新的实体数据
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 任务名称
if (getNotes() != null) {
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes());
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); // 任务备注
}
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted());
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 任务删除状态
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); // 将实体数据加入 JSON 对象
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("fail to generate task-update jsonobject");
} 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 task-update jsonobject"); // 抛出自定义异常
}
return js;
return js; // 返回更新操作的 JSON 对象
}
// 根据远程 JSON 设置任务内容
public void setContentByRemoteJSON(JSONObject js) {
if (js != null) {
if (js != null) { // 如果 JSON 对象不为空
try {
// id
// id - 获取任务 ID
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
}
// last_modified
// last_modified - 获取最后修改时间
if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
}
// name
// name - 获取任务名称
if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
}
// notes
// notes - 获取任务备注
if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) {
setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES));
}
// deleted
// deleted - 获取任务删除状态
if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) {
setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED));
}
// completed
// completed - 获取任务完成状态
if (js.has(GTaskStringUtils.GTASK_JSON_COMPLETED)) {
setCompleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_COMPLETED));
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("fail to get task content from jsonobject");
} 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 task content from jsonobject"); // 抛出自定义异常
}
}
}
// 根据本地 JSON 设置任务内容
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");
|| !js.has(GTaskStringUtils.META_HEAD_DATA)) { // 检查 JSON 对象是否包含必要字段
Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); // 记录警告日志
}
try {
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); // 获取笔记信息
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA); // 获取数据数组
if (note.getInt(NoteColumns.TYPE) != Notes.TYPE_NOTE) {
Log.e(TAG, "invalid type");
return;
if (note.getInt(NoteColumns.TYPE) != Notes.TYPE_NOTE) { // 检查笔记类型
Log.e(TAG, "invalid type"); // 记录错误日志
return; // 退出
}
// 遍历数据数组,寻找内容
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i);
if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) {
setName(data.getString(DataColumns.CONTENT));
break;
setName(data.getString(DataColumns.CONTENT)); // 设置任务名称
break; // 找到后退出循环
}
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
} 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
}
}
// 从任务内容生成本地 JSON
public JSONObject getLocalJSONFromContent() {
String name = getName();
String name = getName(); // 获取任务名称
try {
if (mMetaInfo == null) {
// new task created from web
if (name == null) {
Log.w(TAG, "the note seems to be an empty one");
return null;
if (mMetaInfo == null) { // 如果元信息为空(表示从网页创建的任务)
if (name == null) { // 检查任务名称是否为空
Log.w(TAG, "the note seems to be an empty one"); // 记录警告日志
return null; // 返回空
}
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);
JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
JSONObject js = new JSONObject(); // 创建 JSON 对象
JSONObject note = new JSONObject(); // 创建笔记对象
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); // 设置内容为任务名称
dataArray.put(data); // 将数据对象加入数据数组
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); // 将数据数组加入 JSON 对象
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); // 设置笔记类型
js.put(GTaskStringUtils.META_HEAD_NOTE, note); // 将笔记对象加入 JSON 对象
return js; // 返回 JSON 对象
} else { // 处理已同步的任务
JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); // 获取笔记对象
JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA); // 获取数据数组
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i);
if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) {
data.put(DataColumns.CONTENT, getName());
break;
data.put(DataColumns.CONTENT, getName()); // 更新内容为任务名称
break; // 找到后退出循环
}
}
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
return mMetaInfo;
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); // 设置笔记类型
return mMetaInfo; // 返回元信息 JSON 对象
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return null;
} 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
}
}
// 设置任务的元信息
public void setMetaInfo(MetaData metaData) {
if (metaData != null && metaData.getNotes() != null) {
if (metaData != null && metaData.getNotes() != null) { // 检查元数据和笔记是否为空
try {
mMetaInfo = new JSONObject(metaData.getNotes());
} catch (JSONException e) {
Log.w(TAG, e.toString());
mMetaInfo = null;
mMetaInfo = new JSONObject(metaData.getNotes()); // 将笔记设置为元信息的 JSON 对象
} catch (JSONException e) { // 捕获 JSON 异常
Log.w(TAG, e.toString()); // 记录警告日志
mMetaInfo = null; // 将元信息设置为 null
}
}
}
// 获取同步操作类型
public int getSyncAction(Cursor c) {
try {
JSONObject noteInfo = null;
if (mMetaInfo != null && mMetaInfo.has(GTaskStringUtils.META_HEAD_NOTE)) {
noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); // 获取笔记信息
}
if (noteInfo == null) {
Log.w(TAG, "it seems that note meta has been deleted");
return SYNC_ACTION_UPDATE_REMOTE;
if (noteInfo == null) { // 检查笔记信息是否为 null
Log.w(TAG, "it seems that note meta has been deleted"); // 记录警告日志
return SYNC_ACTION_UPDATE_REMOTE; // 返回远程更新操作
}
if (!noteInfo.has(NoteColumns.ID)) {
Log.w(TAG, "remote note id seems to be deleted");
return SYNC_ACTION_UPDATE_LOCAL;
if (!noteInfo.has(NoteColumns.ID)) { // 检查笔记 ID 是否存在
Log.w(TAG, "remote note id seems to be deleted"); // 记录警告日志
return SYNC_ACTION_UPDATE_LOCAL; // 返回本地更新操作
}
// validate the note id now
// 验证笔记 ID
if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) {
Log.w(TAG, "note id doesn't match");
return SYNC_ACTION_UPDATE_LOCAL;
Log.w(TAG, "note id doesn't match"); // 记录警告日志
return SYNC_ACTION_UPDATE_LOCAL; // 返回本地更新操作
}
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
// there is no local update
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) { // 检查本地是否未修改
// 无本地更新
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// no update both side
return SYNC_ACTION_NONE;
// 双方均无更新
return SYNC_ACTION_NONE; // 返回无更新
} else {
// apply remote to local
return SYNC_ACTION_UPDATE_LOCAL;
// 应用远程到本地
return SYNC_ACTION_UPDATE_LOCAL; // 返回本地更新操作
}
} else {
// validate gtask id
// 验证 gtask ID
if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
Log.e(TAG, "gtask id doesn't match");
return SYNC_ACTION_ERROR;
Log.e(TAG, "gtask id doesn't match"); // 记录错误日志
return SYNC_ACTION_ERROR; // 返回错误操作
}
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// local modification only
return SYNC_ACTION_UPDATE_REMOTE;
// 仅本地修改
return SYNC_ACTION_UPDATE_REMOTE; // 返回远程更新操作
} else {
return SYNC_ACTION_UPDATE_CONFLICT;
return SYNC_ACTION_UPDATE_CONFLICT; // 返回冲突操作
}
}
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
} 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
}
return SYNC_ACTION_ERROR;
return SYNC_ACTION_ERROR; // 默认返回错误操作
}
// 判断任务是否值得保存
public boolean isWorthSaving() {
return mMetaInfo != null || (getName() != null && getName().trim().length() > 0)
|| (getNotes() != null && getNotes().trim().length() > 0);
|| (getNotes() != null && getNotes().trim().length() > 0); // 检查是否有元信息、名称或备注
}
// 设置任务完成状态
public void setCompleted(boolean completed) {
this.mCompleted = completed;
this.mCompleted = completed; // 赋值完成状态
}
// 设置任务备注
public void setNotes(String notes) {
this.mNotes = notes;
this.mNotes = notes; // 赋值备注
}
// 设置前一个兄弟任务
public void setPriorSibling(Task priorSibling) {
this.mPriorSibling = priorSibling;
this.mPriorSibling = priorSibling; // 赋值前一个兄弟任务
}
// 设置父任务列表
public void setParent(TaskList parent) {
this.mParent = parent;
this.mParent = parent; // 赋值父任务列表
}
// 获取任务完成状态
public boolean getCompleted() {
return this.mCompleted;
return this.mCompleted; // 返回完成状态
}
// 获取任务备注
public String getNotes() {
return this.mNotes;
return this.mNotes; // 返回备注
}
// 获取前一个兄弟任务
public Task getPriorSibling() {
return this.mPriorSibling;
return this.mPriorSibling; // 返回前一个兄弟任务
}
// 获取父任务列表
public TaskList getParent() {
return this.mParent;
return this.mParent; // 返回父任务列表
}
}

@ -16,156 +16,169 @@
package net.micode.notes.gtask.data;
// 导入所需的类
import android.database.Cursor;
import android.util.Log;
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;
import org.json.JSONObject;
import java.util.ArrayList;
// TaskList类继承自Node类表示一个任务列表
public class TaskList extends Node {
// 定义日志标签
private static final String TAG = TaskList.class.getSimpleName();
// 任务列表的索引
private int mIndex;
// 存储子任务的列表
private ArrayList<Task> mChildren;
// TaskList的构造函数初始化子任务列表和索引
public TaskList() {
super();
mChildren = new ArrayList<Task>();
mIndex = 1;
mIndex = 1; // 默认索引为1
}
// 获取创建任务列表的JSON对象
public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject();
JSONObject js = new JSONObject(); // 创建一个新的JSON对象
try {
// action_type
// 设置动作类型为创建
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
// action_id
// 设置动作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// index
// 设置索引
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex);
// entity_delta
// 创建实体的变化对象
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 设置名称
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); // 创建者ID
entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
GTaskStringUtils.GTASK_JSON_TYPE_GROUP); // 实体类型
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); // 将实体变化对象放入主对象中
} catch (JSONException e) {
Log.e(TAG, e.toString());
Log.e(TAG, e.toString()); // 打印错误日志
e.printStackTrace();
throw new ActionFailureException("fail to generate tasklist-create jsonobject");
throw new ActionFailureException("fail to generate tasklist-create jsonobject"); // 抛出异常
}
return js;
return js; // 返回生成的JSON对象
}
// 获取更新任务列表的JSON对象
public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject();
JSONObject js = new JSONObject(); // 创建一个新的JSON对象
try {
// action_type
// 设置动作类型为更新
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
// action_id
// 设置动作ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// id
// 设置任务列表ID
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
// entity_delta
// 创建实体的变化对象
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);
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); // 将实体变化对象放入主对象中
} catch (JSONException e) {
Log.e(TAG, e.toString());
Log.e(TAG, e.toString()); // 打印错误日志
e.printStackTrace();
throw new ActionFailureException("fail to generate tasklist-update jsonobject");
throw new ActionFailureException("fail to generate tasklist-update jsonobject"); // 抛出异常
}
return js;
return js; // 返回生成的JSON对象
}
// 根据远程JSON设置任务列表的内容
public void setContentByRemoteJSON(JSONObject js) {
if (js != null) {
try {
// id
// 设置任务列表ID
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
}
// 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
// 设置名称
if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
Log.e(TAG, e.toString()); // 打印错误日志
e.printStackTrace();
throw new ActionFailureException("fail to get tasklist content from jsonobject");
throw new ActionFailureException("fail to get tasklist content from jsonobject"); // 抛出异常
}
}
}
// 根据本地JSON设置任务列表的内容
public void setContentByLocalJSON(JSONObject js) {
// 检查JSON对象是否有效
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) {
Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");
Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); // 发出警告日志
}
try {
// 获取任务列表的文件夹对象
JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
// 根据文件夹类型设置名称
if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {
String name = folder.getString(NoteColumns.SNIPPET);
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name);
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name); // 设置文件夹名称
} else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {
// 检查系统文件夹ID并设置相应名称
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);
else
Log.e(TAG, "invalid system folder");
Log.e(TAG, "invalid system folder"); // 打印错误日志
} else {
Log.e(TAG, "error type");
Log.e(TAG, "error type"); // 打印错误日志
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
Log.e(TAG, e.toString()); // 打印错误日志
e.printStackTrace();
}
}
// 从内容生成本地JSON对象
public JSONObject getLocalJSONFromContent() {
try {
JSONObject js = new JSONObject();
JSONObject folder = new JSONObject();
JSONObject js = new JSONObject(); // 创建一个新的JSON对象
JSONObject folder = new JSONObject(); // 创建文件夹的JSON对象
String folderName = getName();
String folderName = getName(); // 获取任务列表名称
if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX))
folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length(),
folderName.length());
folderName.length()); // 去掉前缀
// 设置文件夹名称和类型
folder.put(NoteColumns.SNIPPET, folderName);
if (folderName.equals(GTaskStringUtils.FOLDER_DEFAULT)
|| folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE))
@ -173,171 +186,183 @@ public class TaskList extends Node {
else
folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
js.put(GTaskStringUtils.META_HEAD_NOTE, folder);
js.put(GTaskStringUtils.META_HEAD_NOTE, folder); // 将文件夹对象放入主对象中
return js;
return js; // 返回生成的JSON对象
} catch (JSONException e) {
Log.e(TAG, e.toString());
Log.e(TAG, e.toString()); // 打印错误日志
e.printStackTrace();
return null;
return null; // 出现异常时返回null
}
}
// 获取同步操作
public int getSyncAction(Cursor c) {
try {
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
// there is no local update
// 本地没有更新
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// no update both side
return SYNC_ACTION_NONE;
// 本地和远程都没有更新
return SYNC_ACTION_NONE; // 返回无操作
} else {
// apply remote to local
// 将远程应用到本地
return SYNC_ACTION_UPDATE_LOCAL;
}
} else {
// validate gtask id
// 校验任务ID
if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
Log.e(TAG, "gtask id doesn't match");
return SYNC_ACTION_ERROR;
Log.e(TAG, "gtask id doesn't match"); // 打印错误日志
return SYNC_ACTION_ERROR; // 返回错误状态
}
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
// local modification only
// 仅本地修改
return SYNC_ACTION_UPDATE_REMOTE;
} else {
// for folder conflicts, just apply local modification
// 对于文件夹冲突,采用本地修改
return SYNC_ACTION_UPDATE_REMOTE;
}
}
} catch (Exception e) {
Log.e(TAG, e.toString());
Log.e(TAG, e.toString()); // 打印错误日志
e.printStackTrace();
}
return SYNC_ACTION_ERROR;
return SYNC_ACTION_ERROR; // 出现异常时返回错误状态
}
// 获取子任务数量
public int getChildTaskCount() {
return mChildren.size();
return mChildren.size(); // 返回子任务列表大小
}
// 添加子任务
public boolean addChildTask(Task task) {
boolean ret = false;
if (task != null && !mChildren.contains(task)) {
ret = mChildren.add(task);
ret = mChildren.add(task); // 尝试添加任务
if (ret) {
// need to set prior sibling and parent
// 需要设置前一个兄弟任务和父任务
task.setPriorSibling(mChildren.isEmpty() ? null : mChildren
.get(mChildren.size() - 1));
task.setParent(this);
task.setParent(this); // 设置父任务
}
}
return ret;
return ret; // 返回添加结果
}
// 根据索引添加子任务
public boolean addChildTask(Task task, int index) {
if (index < 0 || index > mChildren.size()) {
Log.e(TAG, "add child task: invalid index");
return false;
Log.e(TAG, "add child task: invalid index"); // 打印错误日志
return false; // 返回失败
}
int pos = mChildren.indexOf(task);
int pos = mChildren.indexOf(task); // 查找任务在列表中的位置
if (task != null && pos == -1) {
mChildren.add(index, task);
mChildren.add(index, task); // 根据索引添加任务
// update the task list
// 更新任务列表
Task preTask = null;
Task afterTask = null;
if (index != 0)
preTask = mChildren.get(index - 1);
preTask = mChildren.get(index - 1); // 获取前一个任务
if (index != mChildren.size() - 1)
afterTask = mChildren.get(index + 1);
afterTask = mChildren.get(index + 1); // 获取后一个任务
task.setPriorSibling(preTask);
task.setPriorSibling(preTask); // 设置前一个兄弟任务
if (afterTask != null)
afterTask.setPriorSibling(task);
afterTask.setPriorSibling(task); // 设置后一个兄弟任务
}
return true;
return true; // 返回成功
}
// 移除子任务
public boolean removeChildTask(Task task) {
boolean ret = false;
int index = mChildren.indexOf(task);
int index = mChildren.indexOf(task); // 查找任务在列表中的位置
if (index != -1) {
ret = mChildren.remove(task);
ret = mChildren.remove(task); // 尝试移除任务
if (ret) {
// reset prior sibling and parent
// 重置前一个兄弟任务和父任务
task.setPriorSibling(null);
task.setParent(null);
// update the task list
// 更新任务列表
if (index != mChildren.size()) {
mChildren.get(index).setPriorSibling(
index == 0 ? null : mChildren.get(index - 1));
index == 0 ? null : mChildren.get(index - 1)); // 更新前一个兄弟任务
}
}
}
return ret;
return ret; // 返回移除结果
}
// 移动子任务
public boolean moveChildTask(Task task, int index) {
if (index < 0 || index >= mChildren.size()) {
Log.e(TAG, "move child task: invalid index");
return false;
Log.e(TAG, "move child task: invalid index"); // 打印错误日志
return false; // 返回失败
}
int pos = mChildren.indexOf(task);
int pos = mChildren.indexOf(task); // 查找任务在列表中的位置
if (pos == -1) {
Log.e(TAG, "move child task: the task should in the list");
return false;
Log.e(TAG, "move child task: the task should in the list"); // 打印错误日志
return false; // 返回失败
}
if (pos == index)
return true;
return (removeChildTask(task) && addChildTask(task, index));
return true; // 位置不变返回成功
return (removeChildTask(task) && addChildTask(task, index)); // 移除并重新添加任务
}
// 根据GID查找子任务
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 t; // 找到任务返回
}
}
return null;
return null; // 未找到返回null
}
// 获取子任务索引
public int getChildTaskIndex(Task task) {
return mChildren.indexOf(task);
return mChildren.indexOf(task); // 返回任务在列表中的位置
}
// 根据索引获取子任务
public Task getChildTaskByIndex(int index) {
if (index < 0 || index >= mChildren.size()) {
Log.e(TAG, "getTaskByIndex: invalid index");
return null;
Log.e(TAG, "getTaskByIndex: invalid index"); // 打印错误日志
return null; // 返回null
}
return mChildren.get(index);
return mChildren.get(index); // 返回任务
}
// 根据GID获取子任务
public Task getChilTaskByGid(String gid) {
for (Task task : mChildren) {
if (task.getGid().equals(gid))
return task;
return task; // 找到任务返回
}
return null;
return null; // 未找到返回null
}
// 获取子任务列表
public ArrayList<Task> getChildTaskList() {
return this.mChildren;
return this.mChildren; // 返回子任务列表
}
// 设置索引
public void setIndex(int index) {
this.mIndex = index;
this.mIndex = index; // 设置任务列表索引
}
// 获取索引
public int getIndex() {
return this.mIndex;
return this.mIndex; // 返回任务列表索引
}
}

@ -20,26 +20,53 @@
* // 指出根据许可证分发的软件是“按现状”提供的,没有明示或暗示的任何保证或条件
*/
<<<<<<< HEAD
package net.micode.notes.gtask.exception; // 定义该类所在的包
=======
package net.micode.notes.gtask.exception;
// 指定该Java文件的包路径
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
/**
* ActionFailureException
*
*/
public class ActionFailureException extends RuntimeException {
<<<<<<< HEAD
private static final long serialVersionUID = 4425249765923293627L; // 序列化版本UID用于序列化机制
=======
// 声明一个名为ActionFailureException的公共类该类继承自RuntimeException
private static final long serialVersionUID = 4425249765923293627L;
// 声明一个常量serialVersionUID用于序列化时保持版本的兼容性
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
// 默认构造函数
public ActionFailureException() {
<<<<<<< HEAD
super(); // 调用父类的构造函数
=======
super();
// 默认构造函数调用父类RuntimeException的无参构造函数
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
}
// 带有错误信息的构造函数
public ActionFailureException(String paramString) {
<<<<<<< HEAD
super(paramString); // 调用父类构造函数,传递错误信息
=======
super(paramString);
// 带有一个字符串参数的构造函数调用父类RuntimeException的带字符串参数的构造函数
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
}
// 带有错误信息和根本原因的构造函数
public ActionFailureException(String paramString, Throwable paramThrowable) {
<<<<<<< HEAD
super(paramString, paramThrowable); // 调用父类构造函数,传递错误信息和原因
=======
super(paramString, paramThrowable);
// 带有一个字符串和一个Throwable参数的构造函数调用父类RuntimeException的相应构造函数
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
}
}

@ -14,6 +14,19 @@
* limitations under the License.
*/
<<<<<<< HEAD
package net.micode.notes.gtask.exception; // 定义包路径
/**
* NetworkFailureException
*
*/
public class NetworkFailureException extends Exception {
// 序列版本UID用于序列化
private static final long serialVersionUID = 2107610287180234136L;
// 默认构造函数
=======
// 该类所属的包名表明这个类是位于net.micode.notes.gtask.exception包下用于存放相关的异常类
package net.micode.notes.gtask.exception;
@ -23,20 +36,33 @@ public class NetworkFailureException extends Exception {
private static final long serialVersionUID = 2107610287180234136L;
// 无参构造函数调用父类Exception的无参构造函数用于创建一个默认的NetworkFailureException实例不附带任何详细信息
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public NetworkFailureException() {
super();
super(); // 调用父类的构造函数
}
<<<<<<< HEAD
// 带有消息的构造函数
=======
// 带有一个字符串参数的构造函数,该字符串参数通常用于传递异常相关的详细描述信息,
// 调用父类Exception的对应构造函数将传入的字符串作为异常的详细消息
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public NetworkFailureException(String paramString) {
super(paramString);
super(paramString); // 调用父类的构造函数,传入异常消息
}
<<<<<<< HEAD
// 带有消息和原因的构造函数
=======
// 带有一个字符串参数和一个Throwable参数的构造函数字符串参数用于传递异常相关的详细描述信息
// Throwable参数通常用于关联引起当前异常的其他异常例如底层网络库抛出的原始异常等
// 调用父类Exception的对应构造函数进行初始化将两个参数传递给父类构造函数
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public NetworkFailureException(String paramString, Throwable paramThrowable) {
super(paramString, paramThrowable);
super(paramString, paramThrowable); // 调用父类的构造函数,传入异常消息和原因
}
}
<<<<<<< HEAD
}
=======
}
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae

@ -12,19 +12,27 @@
*
*/
package net.micode.notes.gtask.remote;
package net.micode.notes.gtask.remote; // 定义包名
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 android.app.Notification; // 导入通知相关类
import android.app.NotificationManager; // 导入通知管理类
import android.app.PendingIntent; // 导入待处理意图类
import android.content.Context; // 导入上下文类
import android.content.Intent; // 导入意图类
import android.os.AsyncTask; // 导入异步任务类
import net.micode.notes.R;
import net.micode.notes.ui.NotesListActivity;
import net.micode.notes.ui.NotesPreferenceActivity;
<<<<<<< HEAD
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
// 定义GTaskASyncTask类继承自AsyncTask
public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
private static int GTASK_SYNC_NOTIFICATION_ID = 5234235; // 定义用于同步通知的ID
// 定义完成监听器接口
=======
// 异步任务类用于执行GTask同步操作
public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
@ -32,10 +40,19 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
private static int GTASK_SYNC_NOTIFICATION_ID = 5234235;
// 定义完成监听接口
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public interface OnCompleteListener {
void onComplete();
void onComplete(); // 监听完成事件
}
<<<<<<< HEAD
private Context mContext; // 上下文
private NotificationManager mNotifiManager; // 通知管理器
private GTaskManager mTaskManager; // 任务管理器
private OnCompleteListener mOnCompleteListener; // 完成监听器
// 构造函数,初始化上下文和监听器
=======
// 上下文对象
private Context mContext;
// 通知管理器
@ -46,23 +63,35 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
private OnCompleteListener mOnCompleteListener;
// 构造函数,初始化上下文、通知管理器、任务管理器和完成监听器
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public GTaskASyncTask(Context context, OnCompleteListener listener) {
mContext = context;
mOnCompleteListener = listener;
mContext = context; // 设置上下文
mOnCompleteListener = listener; // 设置完成监听器
mNotifiManager = (NotificationManager) mContext
.getSystemService(Context.NOTIFICATION_SERVICE);
mTaskManager = GTaskManager.getInstance();
.getSystemService(Context.NOTIFICATION_SERVICE); // 获取通知服务
mTaskManager = GTaskManager.getInstance(); // 获取任务管理器实例
}
<<<<<<< HEAD
// 取消同步
=======
// 取消同步的方法
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public void cancelSync() {
mTaskManager.cancelSync();
mTaskManager.cancelSync(); // 调用任务管理器的取消同步方法
}
<<<<<<< HEAD
// 发布进度
public void publishProgess(String message) {
publishProgress(new String[] {
message // 发布进度消息
=======
// 发布进度消息的方法
public void publishProgess(String message) {
publishProgress(new String[] {
message
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
});
}
@ -71,6 +100,16 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
// 创建通知对象
Notification notification = new Notification(R.drawable.notification, mContext
.getString(tickerId), System.currentTimeMillis());
<<<<<<< HEAD
notification.defaults = Notification.DEFAULT_LIGHTS; // 设置默认灯光效果
notification.flags = Notification.FLAG_AUTO_CANCEL; // 设置自动取消标志
PendingIntent pendingIntent; // 定义待处理意图
// 根据tickerId判断要跳转的活动
if (tickerId != R.string.ticker_success) {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesPreferenceActivity.class), 0); // 启动偏好设置活动
=======
notification.defaults = Notification.DEFAULT_LIGHTS;
notification.flags = Notification.FLAG_AUTO_CANCEL;
// 根据tickerId创建不同的PendingIntent
@ -78,29 +117,36 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
if (tickerId != R.string.ticker_success) {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesPreferenceActivity.class), 0);
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
} else {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesListActivity.class), 0);
NotesListActivity.class), 0); // 启动笔记列表活动
}
// 设置通知的最新事件信息
notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
pendingIntent);
<<<<<<< HEAD
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification); // 发送通知
=======
// 发送通知
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
}
// 后台执行同步操作的方法
@Override
protected Integer doInBackground(Void... unused) {
// 发布登录进度
publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity
.getSyncAccountName(mContext)));
return mTaskManager.sync(mContext, this);
return mTaskManager.sync(mContext, this); // 调用同步方法并返回状态
}
// 更新进度的方法
@Override
protected void onProgressUpdate(String... progress) {
showNotification(R.string.ticker_syncing, progress[0]);
showNotification(R.string.ticker_syncing, progress[0]); // 显示同步进度通知
// 如果上下文是GTaskSyncService则广播进度消息
if (mContext instanceof GTaskSyncService) {
((GTaskSyncService) mContext).sendBroadcast(progress[0]);
}
@ -109,25 +155,32 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
// 执行完毕后的方法
@Override
protected void onPostExecute(Integer result) {
<<<<<<< HEAD
// 根据同步结果显示相应的通知
=======
// 根据结果展示不同的通知
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
if (result == GTaskManager.STATE_SUCCESS) {
showNotification(R.string.ticker_success, mContext.getString(
R.string.success_sync_account, mTaskManager.getSyncAccount()));
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis());
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis()); // 记录最后同步时间
} else if (result == GTaskManager.STATE_NETWORK_ERROR) {
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network));
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) {
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal));
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) {
showNotification(R.string.ticker_cancel, mContext
.getString(R.string.error_sync_cancelled));
.getString(R.string.error_sync_cancelled)); // 显示取消同步通知
}
<<<<<<< HEAD
// 如果存在完成监听器则在新线程中调用其onComplete方法
=======
// 如果存在完成监听器,则通知监听器任务完成
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
if (mOnCompleteListener != null) {
new Thread(new Runnable() {
public void run() {
mOnCompleteListener.onComplete();
mOnCompleteListener.onComplete(); // 调用完成监听器的onComplete方法
}
}).start();
}

@ -1,62 +1,119 @@
<<<<<<< HEAD
/*
* 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.
*/
// 定义包名
=======
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
package net.micode.notes.gtask.remote;
import android.accounts.Account;
import android.accounts.AccountManager;
import android.accounts.AccountManagerFuture;
import android.app.Activity;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import net.micode.notes.gtask.data.Node;
import net.micode.notes.gtask.data.Task;
import net.micode.notes.gtask.data.TaskList;
import net.micode.notes.gtask.exception.ActionFailureException;
import net.micode.notes.gtask.exception.NetworkFailureException;
import net.micode.notes.tool.GTaskStringUtils;
import net.micode.notes.ui.NotesPreferenceActivity;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.cookie.Cookie;
import org.apache.http.impl.client.BasicCookieStore;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.LinkedList;
import java.util.List;
import java.util.zip.GZIPInputStream;
import java.util.zip.Inflater;
import java.util.zip.InflaterInputStream;
// 导入相关类和接口
import android.accounts.Account; // 引入账户类
import android.accounts.AccountManager; // 引入账户管理类
import android.accounts.AccountManagerFuture; // 引入账户管理未来对象类
import android.app.Activity; // 引入活动类
import android.os.Bundle; // 引入包类
import android.text.TextUtils; // 引入文本工具类
import android.util.Log; // 引入日志工具类
// 导入自定义数据模型和异常处理类
import net.micode.notes.gtask.data.Node; // 引入节点数据模型
import net.micode.notes.gtask.data.Task; // 引入任务数据模型
import net.micode.notes.gtask.data.TaskList; // 引入任务列表数据模型
import net.micode.notes.gtask.exception.ActionFailureException; // 引入动作失败异常
import net.micode.notes.gtask.exception.NetworkFailureException; // 引入网络失败异常
import net.micode.notes.tool.GTaskStringUtils; // 引入GTask字符串工具类
import net.micode.notes.ui.NotesPreferenceActivity; // 引入笔记偏好活动类
// 导入Apache HttpClient相关的类
import org.apache.http.HttpEntity; // 引入HTTP实体类
import org.apache.http.HttpResponse; // 引入HTTP响应类
import org.apache.http.client.ClientProtocolException; // 引入客户端协议异常
import org.apache.http.client.entity.UrlEncodedFormEntity; // 引入URL编码表单实体类
import org.apache.http.client.methods.HttpGet; // 引入HTTP GET请求类
import org.apache.http.client.methods.HttpPost; // 引入HTTP POST请求类
import org.apache.http.cookie.Cookie; // 引入Cookie类
import org.apache.http.impl.client.BasicCookieStore; // 引入基本Cookie存储类
import org.apache.http.impl.client.DefaultHttpClient; // 引入默认HTTP客户端类
import org.apache.http.message.BasicNameValuePair; // 引入基本名称值对类
import org.apache.http.params.BasicHttpParams; // 引入基本HTTP参数类
import org.apache.http.params.HttpConnectionParams; // 引入HTTP连接参数类
import org.apache.http.params.HttpParams; // 引入HTTP参数类
// 导入JSON相关的类
import org.json.JSONArray; // 引入JSON数组类
import org.json.JSONException; // 引入JSON异常类
import org.json.JSONObject; // 引入JSON对象类
<<<<<<< HEAD
// 引入JDK类
import java.io.BufferedReader; // 引入缓冲读取器类
import java.io.IOException; // 引入IO异常类
import java.io.InputStream; // 引入输入流类
import java.io.InputStreamReader; // 引入输入流读取器类
import java.util.LinkedList; // 引入链表类
import java.util.List; // 引入列表类
import java.util.zip.GZIPInputStream; // 引入GZIP输入流类
import java.util.zip.Inflater; // 引入解压缩类
import java.util.zip.InflaterInputStream; // 引入解压缩输入流类
// GTaskClient类负责处理与Google任务(GTask)的通信
=======
// GTaskClient类用于与Google Tasks进行交互实现诸如登录、任务和任务列表的创建、更新、移动、删除以及获取相关数据等功能
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public class GTaskClient {
// 日志标签
private static final String TAG = GTaskClient.class.getSimpleName();
<<<<<<< HEAD
// Google任务相关的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";
=======
// Google Tasks的基础URL
private static final String GTASK_URL = "https://mail.google.com/tasks/";
// 用于获取Google Tasks数据的URL
private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";
// 用于向Google Tasks发送POST请求的URL
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig";
// 单例实例
private static GTaskClient mInstance = null;
<<<<<<< HEAD
// HTTP客户端
private DefaultHttpClient mHttpClient;
// GET和POST请求的URL
private String mGetUrl;
private String mPostUrl;
// 客户端版本和登录状态相关的字段
private long mClientVersion;
private boolean mLoggedin;
private long mLastLoginTime;
private int mActionId;
private Account mAccount;
// 更新数组
private JSONArray mUpdateArray;
// 私有构造函数,初始化类的成员变量
=======
// 用于发送HTTP请求的HttpClient对象
private DefaultHttpClient mHttpClient;
// 获取数据的具体URL
@ -77,6 +134,7 @@ public class GTaskClient {
private JSONArray mUpdateArray;
// 私有构造函数,初始化相关成员变量
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
private GTaskClient() {
mHttpClient = null;
mGetUrl = GTASK_GET_URL;
@ -89,7 +147,11 @@ public class GTaskClient {
mUpdateArray = null;
}
<<<<<<< HEAD
// 获取单例实例
=======
// 获取GTaskClient的单例实例
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public static synchronized GTaskClient getInstance() {
if (mInstance == null) {
mInstance = new GTaskClient();
@ -97,62 +159,96 @@ public class GTaskClient {
return mInstance;
}
<<<<<<< HEAD
// 登录方法
public boolean login(Activity activity) {
// 假设cookie在5分钟后过期
=======
// 执行登录操作
public boolean login(Activity activity) {
// 假设Cookie在5分钟后过期若距离上次登录时间超过5分钟则需要重新登录
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
final long interval = 1000 * 60 * 5;
if (mLastLoginTime + interval < System.currentTimeMillis()) {
mLoggedin = false;
mLoggedin = false; // 如果超时,设置未登录
}
<<<<<<< HEAD
// 如果账户切换,需要重新登录
if (mLoggedin && !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity.getSyncAccountName(activity))) {
mLoggedin = false; // 账户切换,重新登录
=======
// 如果已登录,但当前账户与设置中的同步账户不一致,也需要重新登录
if (mLoggedin
&& !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
.getSyncAccountName(activity))) {
mLoggedin = false;
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
}
// 若已经登录,无需再次登录
if (mLoggedin) {
Log.d(TAG, "already logged in");
return true;
}
<<<<<<< HEAD
mLastLoginTime = System.currentTimeMillis(); // 更新最后登录时间
String authToken = loginGoogleAccount(activity, false); // 获取Google账户的认证令牌
=======
mLastLoginTime = System.currentTimeMillis();
// 登录Google账户获取授权令牌
String authToken = loginGoogleAccount(activity, false);
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
if (authToken == null) {
Log.e(TAG, "login google account failed");
return false;
return false; // 登录失败
}
<<<<<<< HEAD
// 如果为自定义域,则尝试进行登录
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase().endsWith("googlemail.com"))) {
=======
// 如果账户不是以gmail.com或googlemail.com结尾可能是自定义域名则使用自定义域名相关的URL进行登录
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
.endsWith("googlemail.com"))) {
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
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";
mPostUrl = url.toString() + "r/ig";
mGetUrl = url.toString() + "ig"; // 更新GET请求的URL
mPostUrl = url.toString() + "r/ig"; // 更新POST请求的URL
if (tryToLoginGtask(activity, authToken)) {
mLoggedin = true;
mLoggedin = true; // 登录成功
}
}
<<<<<<< HEAD
// 尝试以 Google 官方 URL 登录
=======
// 如果使用自定义域名登录失败则尝试使用Google官方URL登录
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
if (!mLoggedin) {
mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL;
mGetUrl = GTASK_GET_URL; // 恢复默认的GET请求URL
mPostUrl = GTASK_POST_URL; // 恢复默认的POST请求URL
if (!tryToLoginGtask(activity, authToken)) {
return false;
return false; // 登录失败
}
}
mLoggedin = true;
mLoggedin = true; // 设置为已登录
return true;
}
<<<<<<< HEAD
// 获取Google账户认证令牌的方法
private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
String authToken;
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账户获取授权令牌
private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
String authToken;
@ -160,15 +256,23 @@ public class GTaskClient {
AccountManager accountManager = AccountManager.get(activity);
// 获取所有Google类型的账户
Account[] accounts = accountManager.getAccountsByType("com.google");
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
// 如果没有可用的Google账户日志记录并返回null
if (accounts.length == 0) {
Log.e(TAG, "there is no available google account");
return null;
}
<<<<<<< HEAD
String accountName = NotesPreferenceActivity.getSyncAccountName(activity); // 获取同步的账户名
=======
// 获取设置中的同步账户名称
String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
Account account = null;
// 找到设置中与账户名匹配的账户
for (Account a : accounts) {
if (a.name.equals(accountName)) {
account = a;
@ -176,49 +280,78 @@ public class GTaskClient {
}
}
if (account != null) {
mAccount = account;
mAccount = account; // 设置账户
} else {
Log.e(TAG, "unable to get an account with the same name in the settings");
return null;
return null; // 找不到匹配账户返回null
}
<<<<<<< HEAD
// 获取认证令牌
AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account, "goanna_mobile", null, activity, null, null);
=======
// 获取授权令牌
AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
"goanna_mobile", null, activity, null, null);
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
try {
Bundle authTokenBundle = accountManagerFuture.getResult();
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
Bundle authTokenBundle = accountManagerFuture.getResult(); // 获取结果
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN); // 读取令牌
// 如果需要无效化令牌,则重新获取
if (invalidateToken) {
// 如果需要使令牌失效,则先失效再重新获取
accountManager.invalidateAuthToken("com.google", authToken);
loginGoogleAccount(activity, false);
loginGoogleAccount(activity, false); // 递归调用获取新令牌
}
} catch (Exception e) {
Log.e(TAG, "get auth token failed");
authToken = null;
authToken = null; // 获取token失败
}
return authToken;
return authToken; // 返回令牌
}
<<<<<<< HEAD
// 尝试登录到GTask
private boolean tryToLoginGtask(Activity activity, String authToken) {
if (!loginGtask(authToken)) {
// 如果认证令牌过期,则无效化并尝试重新登录
=======
// 尝试登录Google Tasks
private boolean tryToLoginGtask(Activity activity, String authToken) {
if (!loginGtask(authToken)) {
// 如果登录失败可能是授权令牌过期先使令牌失效再重新尝试登录Google账户获取新令牌然后再次登录Google Tasks
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
authToken = loginGoogleAccount(activity, true);
if (authToken == null) {
Log.e(TAG, "login google account failed");
return false;
return false; // 登录失败
}
if (!loginGtask(authToken)) {
Log.e(TAG, "login gtask failed");
return false;
return false; // 登录失败
}
}
return true;
return true; // 登录成功
}
<<<<<<< HEAD
// 使用认证令牌登录到GTask
private boolean loginGtask(String authToken) {
int timeoutConnection = 10000; // 连接超时设置
int timeoutSocket = 15000; // Socket超时设置
HttpParams httpParameters = new BasicHttpParams(); // 创建基本HTTP参数
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection); // 设置连接超时
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket); // 设置Socket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); // 设置HTTP协议参数
// 登录GTask
=======
// 实际执行登录Google Tasks的操作获取相关信息如客户端版本号等
private boolean loginGtask(String authToken) {
int timeoutConnection = 10000;
@ -233,25 +366,33 @@ public class GTaskClient {
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
// 登录Google Tasks发送带有授权令牌的GET请求
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
try {
String loginUrl = mGetUrl + "?auth=" + authToken;
HttpGet httpGet = new HttpGet(loginUrl);
HttpResponse response = null;
response = mHttpClient.execute(httpGet);
String loginUrl = mGetUrl + "?auth=" + authToken; // 创建登录URL
HttpGet httpGet = new HttpGet(loginUrl); // 创建GET请求
HttpResponse response = mHttpClient.execute(httpGet); // 执行请求
<<<<<<< HEAD
// 获取Cookie
=======
// 获取登录后的Cookie信息检查是否包含认证相关的Cookie名称包含"GTL"
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
boolean hasAuthCookie = false;
boolean hasAuthCookie = false; // 验证是否存在认证Cookie
for (Cookie cookie : cookies) {
if (cookie.getName().contains("GTL")) {
hasAuthCookie = true;
hasAuthCookie = true; // 存在认证Cookie
}
}
if (!hasAuthCookie) {
Log.w(TAG, "it seems that there is no auth cookie");
Log.w(TAG, "it seems that there is no auth cookie"); // 没有认证Cookie的警告
}
<<<<<<< HEAD
// 从响应中获取客户端版本
=======
// 从响应中获取客户端版本号等信息通过解析返回的JavaScript代码中的相关数据
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
@ -259,194 +400,275 @@ public class GTaskClient {
int end = resString.lastIndexOf(jsEnd);
String jsString = null;
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end);
jsString = resString.substring(begin + jsBegin.length(), end); // 提取JSON字符串
}
JSONObject js = new JSONObject(jsString);
mClientVersion = js.getLong("v");
JSONObject js = new JSONObject(jsString); // 创建JSON对象
mClientVersion = js.getLong("v"); // 获取客户端版本
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return false;
return false; // 处理JSON异常返回登录失败
} catch (Exception e) {
<<<<<<< HEAD
=======
// 捕获其他所有异常,若发生异常则登录失败
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
Log.e(TAG, "httpget gtask_url failed");
return false;
return false; // 处理其他异常,返回登录失败
}
return true;
return true; // 登录成功
}
<<<<<<< HEAD
// 获取下一个动作ID
=======
// 获取下一个操作的ID
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
private int getActionId() {
return mActionId++;
return mActionId++; // 返回当前ID并递增
}
<<<<<<< HEAD
// 创建HTTP POST请求
=======
// 创建用于发送POST请求的HttpPost对象并设置相关请求头
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
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;
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
}
<<<<<<< HEAD
// 获取HTTP响应内容
=======
// 从HTTP实体中获取响应内容根据内容编码如gzip、deflate等进行相应的解压处理
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
private String getResponseContent(HttpEntity entity) throws IOException {
String contentEncoding = null;
String contentEncoding = null; // 声明内容编码
if (entity.getContentEncoding() != null) {
contentEncoding = entity.getContentEncoding().getValue();
contentEncoding = entity.getContentEncoding().getValue(); // 获取内容编码
Log.d(TAG, "encoding: " + contentEncoding);
}
InputStream input = entity.getContent();
InputStream input = entity.getContent(); // 获取输入流
// 根据内容编码类型进行处理
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
input = new GZIPInputStream(entity.getContent());
input = new GZIPInputStream(entity.getContent()); // 处理GZIP编码
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
Inflater inflater = new Inflater(true);
input = new InflaterInputStream(entity.getContent(), inflater);
input = new InflaterInputStream(entity.getContent(), inflater); // 处理Deflate编码
}
try {
InputStreamReader isr = new InputStreamReader(input);
BufferedReader br = new BufferedReader(isr);
StringBuilder sb = new StringBuilder();
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
// 持续读取内容
while (true) {
String buff = br.readLine();
String buff = br.readLine(); // 读取一行
if (buff == null) {
return sb.toString();
return sb.toString(); // 如果没有内容,返回结果
}
sb = sb.append(buff);
sb = sb.append(buff); // 添加读取内容
}
} finally {
input.close();
input.close(); // 关闭输入流
}
}
<<<<<<< HEAD
// 发送POST请求
=======
// 发送POST请求将JSON数据发送到Google Tasks服务器并处理响应返回的JSON数据
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in");
Log.e(TAG, "please login first"); // 如果未登录,记录错误
throw new ActionFailureException("not logged in"); // 抛出异常
}
HttpPost httpPost = createHttpPost();
HttpPost httpPost = createHttpPost(); // 创建POST请求
try {
LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>();
list.add(new BasicNameValuePair("r", js.toString()));
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8");
httpPost.setEntity(entity);
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"); // 创建实体
httpPost.setEntity(entity); // 设置POST实体
<<<<<<< HEAD
// 执行POST请求并获取响应
=======
// 执行POST请求并获取响应然后解析响应内容为JSONObject返回
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
HttpResponse response = mHttpClient.execute(httpPost);
String jsString = getResponseContent(response.getEntity());
return new JSONObject(jsString);
String jsString = getResponseContent(response.getEntity()); // 获取响应内容
return new JSONObject(jsString); // 返回响应的JSON对象
} catch (ClientProtocolException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed");
throw new NetworkFailureException("postRequest failed"); // 抛出网络失败异常
} catch (IOException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed");
throw new NetworkFailureException("postRequest failed"); // 抛出IO异常
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("unable to convert response content to jsonobject");
throw new ActionFailureException("unable to convert response content to jsonobject"); // 抛出JSON转换异常
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("error occurs when posting request");
throw new ActionFailureException("error occurs when posting request"); // 其它异常处理
}
}
<<<<<<< HEAD
// 创建任务
=======
// 创建一个任务并发送到Google Tasks服务器
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public void createTask(Task task) throws NetworkFailureException {
commitUpdate();
commitUpdate(); // 提交更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject jsPost = new JSONObject(); // 创建JSON对象
JSONArray actionList = new JSONArray(); // 创建动作列表
<<<<<<< HEAD
// 添加创建动作到动作列表
=======
// 将任务的创建操作添加到操作列表中
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
actionList.put(task.getCreateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 添加动作列表到JSON对象
<<<<<<< HEAD
// 添加客户端版本到JSON对象
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 执行POST请求
=======
// 设置客户端版本号
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 发送POST请求并处理响应获取新创建任务的ID并设置到任务对象中
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
JSONObject jsResponse = postRequest(jsPost);
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_RESULTS).get(0); // 获取返回结果
task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); // 设置任务的ID
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("create task: handing jsonobject failed");
throw new ActionFailureException("create task: handing jsonobject failed"); // 抛出JSON处理异常
}
}
<<<<<<< HEAD
// 创建任务列表
=======
// 创建一个任务列表并发送到Google Tasks服务器
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public void createTaskList(TaskList tasklist) throws NetworkFailureException {
commitUpdate();
commitUpdate(); // 提交更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject jsPost = new JSONObject(); // 创建JSON对象
JSONArray actionList = new JSONArray(); // 创建动作列表
<<<<<<< HEAD
// 添加创建动作到动作列表
=======
// 将任务列表的创建操作添加到操作列表中
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
actionList.put(tasklist.getCreateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 添加动作列表到JSON对象
<<<<<<< HEAD
// 添加客户端版本到JSON对象
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 执行POST请求
=======
// 设置客户端版本号
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 发送POST请求并处理响应获取新创建任务列表的ID并设置到任务列表对象中
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
JSONObject jsResponse = postRequest(jsPost);
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_RESULTS).get(0); // 获取返回结果
tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); // 设置任务列表的ID
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("create tasklist: handing jsonobject failed");
throw new ActionFailureException("create tasklist: handing jsonobject failed"); // 抛出JSON处理异常
}
}
<<<<<<< HEAD
// 提交更新
=======
// 提交更新操作,将暂存的更新操作数组发送到服务器
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public void commitUpdate() throws NetworkFailureException {
// 如果存在更新数组
if (mUpdateArray != null) {
try {
JSONObject jsPost = new JSONObject();
JSONObject jsPost = new JSONObject(); // 创建JSON对象
<<<<<<< HEAD
// 添加动作列表到JSON对象
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray);
// 添加客户端版本到JSON对象
=======
// 设置操作列表
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray);
// 设置客户端版本号
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost);
mUpdateArray = null;
postRequest(jsPost); // 执行POST请求
mUpdateArray = null; // 清空更新数组
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("commit update: handing jsonobject failed");
throw new ActionFailureException("commit update: handing jsonobject failed"); // 抛出JSON处理异常
}
}
}
<<<<<<< HEAD
// 添加更新节点
public void addUpdateNode(Node node) throws NetworkFailureException {
if (node != null) {
// 更新项目过多可能会导致错误最多设为10个项目
=======
// 添加一个节点的更新操作到暂存的更新操作数组中限制最多10个更新项
// 将节点的更新操作添加到更新数组中如果更新数组中的元素超过10个则先提交更新
public void addUpdateNode(Node node) throws NetworkFailureException {
if (node != null) {
// 过多的更新项可能会导致错误所以设置最大更新项数量为10个
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
if (mUpdateArray != null && mUpdateArray.length() > 10) {
commitUpdate();
commitUpdate(); // 提交更新
}
// 如果更新数组为空则创建一个新的JSONArray对象用于存放更新操作
if (mUpdateArray == null)
<<<<<<< HEAD
mUpdateArray = new JSONArray(); // 初始化更新数组
mUpdateArray.put(node.getUpdateAction(getActionId())); // 将更新的节点添加到数组
}
}
// 移动任务
public void moveTask(Task task, TaskList preParent, TaskList curParent) throws NetworkFailureException {
commitUpdate(); // 提交更新
=======
mUpdateArray = new JSONArray();
// 将节点的更新操作通过节点获取操作ID使用当前的操作ID添加到更新数组中
mUpdateArray.put(node.getUpdateAction(getActionId()));
@ -457,11 +679,37 @@ public class GTaskClient {
public void moveTask(Task task, TaskList preParent, TaskList curParent)
throws NetworkFailureException {
commitUpdate();
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
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
<<<<<<< HEAD
// 构建移动动作
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()); // 设置任务ID
// 如果前后父任务相同且任务有前兄弟则附加前兄弟ID
if (preParent == curParent && task.getPriorSibling() != null) {
action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
}
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid()); // 源任务列表ID
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid()); // 目标父任务列表ID
// 如果任务从一个任务列表移动到另一个任务列表则附加目标列表ID
if (preParent != curParent) {
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); // 添加动作列表到JSON对象
// 添加客户端版本到JSON对象
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost); // 执行POST请求
=======
// 操作列表相关设置
// 设置操作类型为移动任务(对应预定义的移动操作类型常量)
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
@ -493,22 +741,51 @@ public class GTaskClient {
// 发送POST请求将包含移动任务操作信息的JSON数据发送到服务器进行处理
postRequest(jsPost);
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
<<<<<<< HEAD
throw new ActionFailureException("move task: handing jsonobject failed"); // 抛出JSON处理异常
}
}
// 删除节点
=======
// 如果JSON处理出现异常抛出操作失败异常并说明是移动任务时处理JSON对象失败
throw new ActionFailureException("move task: handing jsonobject failed");
}
}
// 删除节点比如任务、任务列表等通过设置节点的删除标记为true并将其更新操作发送到服务器来实现删除
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public void deleteNode(Node node) throws NetworkFailureException {
commitUpdate();
commitUpdate(); // 提交更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject jsPost = new JSONObject(); // 创建JSON对象
JSONArray actionList = new JSONArray(); // 创建动作列表
<<<<<<< HEAD
// 标记节点为已删除并添加到动作列表
node.setDeleted(true);
actionList.put(node.getUpdateAction(getActionId())); // 获取节点更新动作并添加到列表
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 添加动作列表到JSON对象
// 添加客户端版本到JSON对象
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost); // 执行POST请求
mUpdateArray = null; // 清空更新数组
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("delete node: handing jsonobject failed"); // 抛出JSON处理异常
}
}
// 获取任务列表
=======
// 操作列表相关设置
// 将节点标记为已删除
node.setDeleted(true);
@ -533,13 +810,21 @@ public class GTaskClient {
}
// 获取所有的任务列表信息,前提是已经登录成功,否则会抛出异常提示需要先登录
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public JSONArray getTaskLists() throws NetworkFailureException {
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in");
Log.e(TAG, "please login first"); // 如果未登录,记录错误
throw new ActionFailureException("not logged in"); // 抛出异常
}
try {
<<<<<<< HEAD
HttpGet httpGet = new HttpGet(mGetUrl); // 创建GET请求
HttpResponse response = mHttpClient.execute(httpGet); // 执行请求
// 获取任务列表
String resString = getResponseContent(response.getEntity()); // 获取响应内容
=======
// 创建一个HTTP GET请求对象用于获取任务列表数据请求的URL是之前设置好的获取数据的URL
HttpGet httpGet = new HttpGet(mGetUrl);
HttpResponse response = null;
@ -548,14 +833,36 @@ public class GTaskClient {
// 从响应的实体中获取内容并进行处理提取出包含任务列表信息的JSON数据部分
String resString = getResponseContent(response.getEntity());
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
int begin = resString.indexOf(jsBegin);
int end = resString.lastIndexOf(jsEnd);
String jsString = null;
// 提取JSON字符串
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end);
}
<<<<<<< HEAD
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
} catch (ClientProtocolException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("gettasklists: httpget failed"); // 抛出网络请求失败异常
} catch (IOException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("gettasklists: httpget failed"); // 抛出IO异常
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task lists: handing jasonobject failed"); // 抛出JSON处理异常
}
}
// 获取指定任务列表
=======
JSONObject js = new JSONObject(jsString);
// 从解析后的JSON对象中获取任务列表数组并返回对应预定义的任务列表的JSON键
return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS);
@ -578,13 +885,37 @@ public class GTaskClient {
}
// 根据给定的任务列表全局唯一ID获取该任务列表中的任务信息需要先提交之前暂存的更新操作
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public JSONArray getTaskList(String listGid) throws NetworkFailureException {
commitUpdate();
commitUpdate(); // 提交更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
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
<<<<<<< HEAD
// 构建获取所有任务的动作
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); // 设置列表ID
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false); // 不获取已删除的任务
actionList.put(action); // 添加动作到动作列表
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 添加动作列表到JSON对象
// 添加客户端版本到JSON对象
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
JSONObject jsResponse = postRequest(jsPost); // 执行POST请求
return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS); // 返回任务数组
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task list: handing jsonobject failed"); // 抛出JSON处理异常
}
}
// 获取同步账户
=======
// 操作列表相关设置
// 设置操作类型为获取所有任务(对应预定义的获取所有任务操作类型常量)
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
@ -616,11 +947,20 @@ public class GTaskClient {
}
// 获取当前用于同步的账户信息
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public Account getSyncAccount() {
return mAccount;
return mAccount; // 返回账户信息
}
<<<<<<< HEAD
// 重置更新数组
public void resetUpdateArray() {
mUpdateArray = null; // 清空更新数组
}
}
=======
// 重置更新数组,即将其置为空,一般用于清除之前暂存的更新操作相关数据
public void resetUpdateArray() {
mUpdateArray = null;
}
}
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae

@ -1,31 +1,54 @@
/*
* 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 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.
*
*
*
*
*/
// 定义包
package net.micode.notes.gtask.remote;
import android.app.Activity;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.util.Log;
// 导入需要的类
import android.app.Activity; // 用于活动管理的类
import android.content.ContentResolver; // 用于内容提供者的类
import android.content.ContentUris; // 处理内容 URI 的工具类
import android.content.ContentValues; // 包含 ContentProvider 插入或更新所需值的类
import android.content.Context; // 应用上下文类
import android.database.Cursor; // 数据库查询结果的类
import android.util.Log; // 记录日志的工具类
// 导入项目中的相关类
import net.micode.notes.R;
import net.micode.notes.data.Notes;
<<<<<<< HEAD
import net.micode.notes.data.Notes.DataColumns; // 数据列常量
import net.micode.notes.data.Notes.NoteColumns; // 笔记列常量
import net.micode.notes.gtask.data.MetaData; // 任务元数据类
import net.micode.notes.gtask.data.Node; // 节点类
import net.micode.notes.gtask.data.SqlNote; // SQL 笔记类
import net.micode.notes.gtask.data.Task; // 任务类
import net.micode.notes.gtask.data.TaskList; // 任务列表类
import net.micode.notes.gtask.exception.ActionFailureException; // 操作失败异常
import net.micode.notes.gtask.exception.NetworkFailureException; // 网络失败异常
import net.micode.notes.tool.DataUtils; // 数据工具类
import net.micode.notes.tool.GTaskStringUtils; // GTask 字符串工具类
import org.json.JSONArray; // JSON 数组类
import org.json.JSONException; // JSON 异常类
import org.json.JSONObject; // JSON 对象类
import java.util.HashMap; // 哈希表实现
import java.util.HashSet; // 哈希集合实现
import java.util.Iterator; // 迭代器类
=======
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.gtask.data.MetaData;
@ -919,3 +942,4 @@ public class GTaskManager {
mCancelled = true;
}
}
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae

@ -23,6 +23,45 @@ import android.content.Intent;
import android.os.Bundle;
import android.os.IBinder;
<<<<<<< HEAD
/**
* GTaskSyncService Google
* Android Service
*/
public class GTaskSyncService extends Service {
// 主要用于标识同步动作的字符串名称
public final static String ACTION_STRING_NAME = "sync_action_type";
// 开始同步的操作类型常量
public final static int ACTION_START_SYNC = 0;
// 取消同步的操作类型常量
public final static int ACTION_CANCEL_SYNC = 1;
// 无效的操作类型常量
public final static int ACTION_INVALID = 2;
// 广播名称,用于通知同步服务的状态
public final static String GTASK_SERVICE_BROADCAST_NAME = "net.micode.notes.gtask.remote.gtask_sync_service";
// 广播参数,用于标识当前是否正在同步
public final static String GTASK_SERVICE_BROADCAST_IS_SYNCING = "isSyncing";
// 广播参数,用于传递同步进度消息
public final static String GTASK_SERVICE_BROADCAST_PROGRESS_MSG = "progressMsg";
// 静态变量,表示当前的异步任务
private static GTaskASyncTask mSyncTask = null;
// 存储当前同步的进度信息
private static String mSyncProgress = "";
/**
*
*/
private void startSync() {
// 如果没有正在进行的同步任务,则创建并启动新的任务
=======
// GTaskSyncService类继承自Service用于管理与Google Tasks的同步相关操作包括启动同步、取消同步以及广播同步状态等功能
public class GTaskSyncService extends Service {
@ -56,12 +95,17 @@ public class GTaskSyncService extends Service {
// 启动同步的私有方法,用于创建并执行同步任务
private void startSync() {
// 如果当前没有正在执行的同步任务mSyncTask为null
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
if (mSyncTask == null) {
// 创建一个新的GTaskASyncTask对象传入当前服务上下文this以及一个完成监听器OnCompleteListener
mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() {
// 当同步任务完成时会调用的回调方法
public void onComplete() {
<<<<<<< HEAD
// 同步任务完成后,重置任务状态并发送广播
=======
// 将正在执行的同步任务对象置为null表示同步已结束
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
mSyncTask = null;
// 发送一个空消息的广播(可能用于通知其他组件同步已完成等状态变化)
sendBroadcast("");
@ -69,15 +113,28 @@ public class GTaskSyncService extends Service {
stopSelf();
}
});
<<<<<<< HEAD
// 发送初始广播,表示同步开始
sendBroadcast("");
// 执行异步任务
=======
// 发送一个空消息的广播(可能在创建任务后就先通知其他组件同步即将开始等情况)
sendBroadcast("");
// 执行同步任务,开始真正的同步操作流程
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
mSyncTask.execute();
}
}
<<<<<<< HEAD
/**
*
*/
=======
// 取消同步的私有方法,用于取消正在执行的同步任务(如果存在的话)
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
private void cancelSync() {
// 如果有正在进行的同步任务,则取消该任务
if (mSyncTask != null) {
mSyncTask.cancelSync();
}
@ -86,13 +143,18 @@ public class GTaskSyncService extends Service {
// 服务创建时调用的方法在这里将正在执行的同步任务对象初始化为null确保服务启动时处于初始状态
@Override
public void onCreate() {
// 服务创建时,初始化同步任务为空
mSyncTask = null;
}
// 当服务通过startService()方法启动时会调用此方法用于处理传入的Intent并根据不同的操作意图执行相应操作
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
<<<<<<< HEAD
// 从 Intent 中获取数据
=======
// 从传入的Intent中获取附加的Bundle数据通常用于传递额外的参数信息
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
Bundle bundle = intent.getExtras();
// 如果获取到的Bundle不为null且包含表示操作类型的键ACTION_STRING_NAME
if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) {
@ -100,17 +162,23 @@ public class GTaskSyncService extends Service {
switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) {
// 如果操作类型是启动同步ACTION_START_SYNC
case ACTION_START_SYNC:
// 开始同步操作
startSync();
break;
// 如果操作类型是取消同步ACTION_CANCEL_SYNC
case ACTION_CANCEL_SYNC:
// 取消同步操作
cancelSync();
break;
// 其他未知或不处理的操作类型,直接跳过不做操作
default:
break;
}
<<<<<<< HEAD
// 返回服务的启动模式
=======
// 返回START_STICKY表示服务在被系统意外终止后会尝试重新创建并保持启动状态常用于需要持续运行的服务场景
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
return START_STICKY;
}
// 如果不符合上述条件或者操作类型无效等情况调用父类的onStartCommand方法进行默认处理
@ -120,48 +188,93 @@ public class GTaskSyncService extends Service {
// 当系统内存不足时会调用此方法,在这里用于取消正在执行的同步任务(如果存在的话),释放内存资源
@Override
public void onLowMemory() {
// 当系统内存不足时,取消同步任务
if (mSyncTask != null) {
mSyncTask.cancelSync();
}
}
<<<<<<< HEAD
=======
// 用于服务绑定操作的方法这里返回null表示不支持绑定操作如果需要支持绑定需要返回一个有效的IBinder对象
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
@Override
public IBinder onBind(Intent intent) {
// 返回 null 表示不提供绑定服务的功能
return null;
}
<<<<<<< HEAD
/**
* 广
*/
=======
// 发送广播的公共方法,用于向其他组件广播同步服务的相关状态信息,包括同步进度消息、是否正在同步等
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public void sendBroadcast(String msg) {
mSyncProgress = msg;
// 创建 Intent 用于发送广播
Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME);
// 设置当前是否正在同步的标志
intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null);
// 设置进度消息
intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg);
// 发送广播
sendBroadcast(intent);
}
<<<<<<< HEAD
/**
*
*/
public static void startSync(Activity activity) {
// 设置活动上下文
=======
// 静态公共方法用于在外部比如Activity中启动同步服务进行同步操作需要传入对应的Activity作为上下文来启动服务
public static void startSync(Activity activity) {
// 设置GTaskManager的Activity上下文可能用于获取相关授权等操作与同步操作相关联
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
GTaskManager.getInstance().setActivityContext(activity);
Intent intent = new Intent(activity, GTaskSyncService.class);
// 添加启动同步的指令
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC);
// 启动服务
activity.startService(intent);
}
<<<<<<< HEAD
/**
*
*/
=======
// 静态公共方法用于在外部比如其他组件中取消正在进行的同步操作需要传入上下文Context来启动服务发送取消同步的意图
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public static void cancelSync(Context context) {
Intent intent = new Intent(context, GTaskSyncService.class);
// 添加取消同步的指令
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC);
// 启动服务
context.startService(intent);
}
<<<<<<< HEAD
/**
*
*/
=======
// 静态公共方法用于判断当前是否正在进行同步操作通过检查正在执行的同步任务对象是否为null来返回相应的布尔值结果
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public static boolean isSyncing() {
return mSyncTask != null;
}
<<<<<<< HEAD
/**
*
*/
=======
// 静态公共方法,用于获取当前的同步进度相关的字符串消息,返回存储同步进度消息的静态变量的值
>>>>>>> a495b394fa4686564cc2bfe7d054eb66276713ae
public static String getProgressString() {
return mSyncProgress;
}

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