注释 #1

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# note

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/*
* 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.
*/
package net.micode.notes.gtask.data;
import android.database.Cursor;
import android.util.Log;
import net.micode.notes.tool.GTaskStringUtils;
import org.json.JSONException;
import org.json.JSONObject;
// MetaData类继承自Task类负责处理任务的元数据
public class MetaData extends Task {
private final static String TAG = MetaData.class.getSimpleName(); // 用于日志记录的TAG
private String mRelatedGid = null; // 存储相关任务的ID
// 设置元数据包括任务ID和相关的元信息
public void setMeta(String gid, JSONObject metaInfo) {
try {
// 将任务ID放入元信息JSON对象中
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
} catch (JSONException e) {
Log.e(TAG, "failed to put related gid"); // 记录错误
}
setNotes(metaInfo.toString()); // 设置笔记内容为元信息的字符串表示
setName(GTaskStringUtils.META_NOTE_NAME); // 设置名称
}
// 获取相关任务的ID
public String getRelatedGid() {
return mRelatedGid;
}
// 检查当前对象是否值得保存
@Override
public boolean isWorthSaving() {
return getNotes() != null; // 如果笔记内容不为空,则值得保存
}
// 从远程JSON对象设置内容
@Override
public void setContentByRemoteJSON(JSONObject js) {
super.setContentByRemoteJSON(js); // 调用父类方法
if (getNotes() != null) {
try {
// 将笔记内容转换为JSON对象
JSONObject metaInfo = new JSONObject(getNotes().trim());
// 获取相关任务的ID
mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
} catch (JSONException e) {
Log.w(TAG, "failed to get related gid"); // 记录警告
mRelatedGid = null; // 设置为null以表示失败
}
}
}
// 此方法不应被调用,抛出异常
@Override
public void setContentByLocalJSON(JSONObject js) {
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
}
// 此方法不应被调用,抛出异常
@Override
public JSONObject getLocalJSONFromContent() {
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
}
// 此方法不应被调用,抛出异常
@Override
public int getSyncAction(Cursor c) {
throw new IllegalAccessError("MetaData:getSyncAction should not be called");
}
}

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/*
* 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.
*/
package net.micode.notes.gtask.data;
import android.database.Cursor;
import org.json.JSONObject;
/**
* Node
*/
public abstract class Node {
// 同步操作的常量定义
public static final int SYNC_ACTION_NONE = 0; // 无操作
public static final int SYNC_ACTION_ADD_REMOTE = 1; // 添加到远程
public static final int SYNC_ACTION_ADD_LOCAL = 2; // 添加到本地
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; // 更新远程
public static final int SYNC_ACTION_UPDATE_LOCAL = 6; // 更新本地
public static final int SYNC_ACTION_UPDATE_CONFLICT = 7; // 更新冲突
public static final int SYNC_ACTION_ERROR = 8; // 错误
// 节点的基本属性
private String mGid; // 唯一标识符
private String mName; // 节点名称
private long mLastModified; // 上次修改时间
private boolean mDeleted; // 是否已删除
// 构造函数,初始化节点属性
public Node() {
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:根据远程 JSON 设置内容
public abstract void setContentByRemoteJSON(JSONObject js);
// 抽象方法:根据本地 JSON 设置内容
public abstract void setContentByLocalJSON(JSONObject js);
// 抽象方法:从内容获取本地 JSON 对象
public abstract JSONObject getLocalJSONFromContent();
// 抽象方法:根据 Cursor 获取同步操作
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;
}
}

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/*
* 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.
*/
package net.micode.notes.data;
import android.net.Uri;
public class Notes {
// 认证标识符,用于在内容提供者中区分不同的数据集合
public static final String AUTHORITY = "micode_notes";
// 用于日志记录的标签
public static final String TAG = "Notes";
// 用于表示不同类型的文件
public static final int TYPE_NOTE = 0;
public static final int TYPE_FOLDER = 1;
public static final int TYPE_SYSTEM = 2;
/**
* ID
* {@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;
// Intent 额外数据的键用于传递提醒日期、背景颜色、Widget ID、文件夹ID等信息
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";
// Widget 类型常量
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 class DataConstants {
// 文本便签的 MIME 类型
public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;
// 通话记录便签的 MIME 类型
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;
}
/**
* Uri 便
*/
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");
/**
* Uri
*/
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");
/**
* NoteColumns 便
*/
public interface NoteColumns {
// 唯一标识符
public static final String ID = "_id";
// 父文件夹的 ID
public static final String PARENT_ID = "parent_id";
// 创建日期
public static final String CREATED_DATE = "created_date";
// 最新修改日期
public static final String MODIFIED_DATE = "modified_date";
// 提醒日期
public static final String ALERTED_DATE = "alert_date";
// 文件夹名称或便签内容的摘要
public static final String SNIPPET = "snippet";
// 便签对应的 Widget ID
public static final String WIDGET_ID = "widget_id";
// 便签对应的 Widget 类型
public static final String WIDGET_TYPE = "widget_type";
// 便签的背景颜色 ID
public static final String BG_COLOR_ID = "bg_color_id";
// 是否有附件1 表示有0 表示无
public static final String HAS_ATTACHMENT = "has_attachment";
// 文件夹中的便签数量
public static final String NOTES_COUNT = "notes_count";
// 文件类型:文件夹或便签
public static final String TYPE = "type";
// 最近同步的 ID
public static final String SYNC_ID = "sync_id";
// 本地修改标记
public static final String LOCAL_MODIFIED = "local_modified";
// 移动到临时文件夹之前的原父文件夹 ID
public static final String ORIGIN_PARENT_ID = "origin_parent_id";
// Gtask 的 ID
public static final String GTASK_ID = "gtask_id";
// 版本号
public static final String VERSION = "version";
}
/**
* DataColumns
*/
public interface DataColumns {
// 唯一标识符
public static final String ID = "_id";
// MIME 类型
public static final String MIME_TYPE = "mime_type";
// 关联的便签 ID
public static final String NOTE_ID = "note_id";
// 创建日期
public static final String CREATED_DATE = "created_date";
// 最新修改日期
public static final String MODIFIED_DATE = "modified_date";
// 数据内容
public static final String CONTENT = "content";
// 通用数据列,用于存储整数类型数据
public static final String DATA1 = "data1";
// 通用数据列,用于存储整数类型数据
public static final String DATA2 = "data2";
// 通用数据列,用于存储文本类型数据
public static final String DATA3 = "data3";
// 通用数据列,用于存储文本类型数据
public static final String DATA4 = "data4";
// 通用数据列,用于存储文本类型数据
public static final String DATA5 = "data5";
}
/**
* TextNote DataColumns便
*/
public static final class TextNote implements DataColumns {
// 模式表示便签是否处于检查列表模式1 为检查列表模式0 为普通模式
public static final String MODE = DATA1;
public static final int MODE_CHECK_LIST = 1;
// MIME 类型,用于表示文本便签的集合
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";
// MIME 类型,用于表示单个文本便签
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
// Uri 用于查询文本便签
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
}
/**
* CallNote DataColumns便
*/
public static final class CallNote implements DataColumns {
// 通话日期
public static final String CALL_DATE = DATA1;
// 通话的电话号码
public static final String PHONE_NUMBER = DATA3;
// MIME 类型,用于表示通话记录便签的集合
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note";
// MIME 类型,用于表示单个通话记录便签
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
// Uri 用于查询通话记录便签
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");
}
}

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/*
* 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.
*/
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;
/**
* NotesDatabaseHelperSQLiteOpenHelper
*/
public class NotesDatabaseHelper extends SQLiteOpenHelper {
// 数据库名
private static final String DB_NAME = "note.db";
// 数据库版本
private static final int DB_VERSION = 4;
// 数据表的名称
public interface TABLE {
public static final String NOTE = "note";
public static final String DATA = "data";
}
private static final String TAG = "NotesDatabaseHelper";
// 单例模式
private static NotesDatabaseHelper mInstance;
// 创建note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" +
")";
// 创建data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 ''" +
")";
// 创建data表中NOTE_ID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 + ");";
/**
*
*/
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_update "+
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END";
/**
*
*/
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 +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0" + ";" +
" END";
/**
*
*/
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_insert " +
" AFTER INSERT ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END";
/**
*
*/
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER =
"CREATE TRIGGER decrease_folder_count_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0;" +
" END";
/**
* NOTE
*/
private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER =
"CREATE TRIGGER update_note_content_on_insert " +
" AFTER INSERT ON " + TABLE.DATA +
" WHEN new." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END";
/**
* NOTE
*/
private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER update_note_content_on_update " +
" AFTER UPDATE ON " + TABLE.DATA +
" WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END";
/**
* NOTE
*/
private static final String DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER =
"CREATE TRIGGER update_note_content_on_delete " +
" AFTER delete ON " + TABLE.DATA +
" WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=''" +
" WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" +
" END";
/**
*
*/
private static final String NOTE_DELETE_DATA_ON_DELETE_TRIGGER =
"CREATE TRIGGER delete_data_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN" +
" DELETE FROM " + TABLE.DATA +
" WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" +
" END";
/**
*
*/
private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER =
"CREATE TRIGGER folder_delete_notes_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN " +
" DELETE FROM " + TABLE.NOTE +
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END";
/**
*
*
* @param context
* @return
*/
public static synchronized NotesDatabaseHelper getInstance(Context context) {
if (mInstance == null) {
mInstance = new NotesDatabaseHelper(context);
}
return mInstance;
}
/**
*
*
* @param context
*/
private NotesDatabaseHelper(Context context) {
super(context, DB_NAME, null, DB_VERSION);
}
/**
*
*
* @param db SQLite
*/
@Override
public void onCreate(SQLiteDatabase db) {
Log.d(TAG, "onCreate");
db.execSQL(CREATE_NOTE_TABLE_SQL);
db.execSQL(CREATE_DATA_TABLE_SQL);
db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL);
db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER);
db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER);
db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER);
db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER);
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);
db.execSQL(NOTE_DELETE_DATA_ON_DELETE_TRIGGER);
db.execSQL(FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER);
// 初始化默认文件夹
initDefaultFolder(db);
}
/**
*
*
* @param db SQLite
* @param oldVersion
* @param newVersion
*/
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
Log.d(TAG, "onUpgrade");
// 这里可以根据不同版本号处理升级逻辑,当前暂时删除旧表并重新创建
if (oldVersion != newVersion) {
db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE);
db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA);
onCreate(db);
}
}
/**
*
*
* @param db SQLite
*/
private void initDefaultFolder(SQLiteDatabase db) {
ContentValues values = new ContentValues();
values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER);
values.put(NoteColumns.SNIPPET, "ROOT");
values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
db.insert(TABLE.NOTE, null, values);
}
}

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/*
* 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.
*/
package net.micode.notes.data;
import android.app.SearchManager;
import android.content.ContentProvider;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Intent;
import android.content.UriMatcher;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.net.Uri;
import android.text.TextUtils;
import android.util.Log;
import net.micode.notes.R;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
/**
* NotesProvider
* SQLite使UriMatcherURI
*/
public class NotesProvider extends ContentProvider {
// 定义UriMatcher对象用于匹配不同类型的URI
private static final UriMatcher mMatcher;
// Notes数据库帮助类用于操作数据库
private NotesDatabaseHelper mHelper;
// 日志TAG
private static final String TAG = "NotesProvider";
// 定义不同的URI匹配码
private static final int URI_NOTE = 1; // 匹配所有笔记
private static final int URI_NOTE_ITEM = 2; // 匹配单个笔记
private static final int URI_DATA = 3; // 匹配所有数据
private static final int URI_DATA_ITEM = 4; // 匹配单个数据
private static final int URI_SEARCH = 5; // 匹配搜索请求
private static final int URI_SEARCH_SUGGEST = 6; // 匹配搜索建议请求
// 静态代码块用于初始化UriMatcher
static {
mMatcher = new UriMatcher(UriMatcher.NO_MATCH);
mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE); // 匹配笔记URI
mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM); // 匹配具体的笔记
mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA); // 匹配数据URI
mMatcher.addURI(Notes.AUTHORITY, "data/#", URI_DATA_ITEM); // 匹配具体的数据
mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH); // 匹配搜索
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST); // 搜索建议
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST);
}
/**
* SQL
*/
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;
// SQL查询用于搜索笔记内容中的摘要
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;
/**
* ContentProvider
*
*/
@Override
public boolean onCreate() {
mHelper = NotesDatabaseHelper.getInstance(getContext());
return true;
}
/**
*
*
* @param uri URI
* @param projection
* @param selection
* @param selectionArgs
* @param sortOrder
* @return Cursor
*/
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) {
Cursor c = null;
SQLiteDatabase db = mHelper.getReadableDatabase();
String id = null;
// 根据URI匹配码执行不同的查询操作
switch (mMatcher.match(uri)) {
case URI_NOTE: // 查询所有笔记
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null, sortOrder);
break;
case URI_NOTE_ITEM: // 查询单个笔记
id = uri.getPathSegments().get(1);
c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_DATA: // 查询所有数据
c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null, sortOrder);
break;
case URI_DATA_ITEM: // 查询单个数据
id = uri.getPathSegments().get(1);
c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs, null, null, sortOrder);
break;
case URI_SEARCH: // 搜索笔记
case URI_SEARCH_SUGGEST: // 搜索建议
if (sortOrder != null || projection != null) {
throw new IllegalArgumentException("do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
}
String searchString = null;
if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) {
if (uri.getPathSegments().size() > 1) {
searchString = uri.getPathSegments().get(1);
}
} else {
searchString = uri.getQueryParameter("pattern");
}
if (TextUtils.isEmpty(searchString)) {
return null;
}
try {
searchString = String.format("%%%s%%", searchString); // 添加通配符进行模糊查询
c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY, new String[] { searchString });
} catch (IllegalStateException ex) {
Log.e(TAG, "got exception: " + ex.toString());
}
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri); // 未知的URI类型
}
// 如果Cursor不为空设置通知URI监听数据变化
if (c != null) {
c.setNotificationUri(getContext().getContentResolver(), uri);
}
return c;
}
/**
*
*
* @param uri URI
* @param values
* @return URI
*/
@Override
public Uri insert(Uri uri, ContentValues values) {
SQLiteDatabase db = mHelper.getWritableDatabase();
long dataId = 0, noteId = 0, insertedId = 0;
// 根据URI匹配码执行不同的插入操作
switch (mMatcher.match(uri)) {
case URI_NOTE: // 插入一条笔记
insertedId = noteId = db.insert(TABLE.NOTE, null, values);
break;
case URI_DATA: // 插入一条数据
if (values.containsKey(DataColumns.NOTE_ID)) {
noteId = values.getAsLong(DataColumns.NOTE_ID);
} else {
Log.d(TAG, "Wrong data format without note id:" + values.toString());
}
insertedId = dataId = db.insert(TABLE.DATA, null, values);
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri); // 未知的URI类型
}
// 通知数据改变
if (noteId > 0) {
getContext().getContentResolver().notifyChange(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null);
}
if (dataId > 0) {
getContext().getContentResolver().notifyChange(ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);
}
return ContentUris.withAppendedId(uri, insertedId); // 返回新记录的URI
}
/**
*
*
* @param uri URI
* @param selection
* @param selectionArgs
* @return
*/
@Override
public int delete(Uri uri, String selection, String[] selectionArgs) {
int count = 0;
String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase();
boolean deleteData = false;
// 根据URI匹配码执行不同的删除操作
switch (mMatcher.match(uri)) {
case URI_NOTE: // 删除笔记
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 ";
count = db.delete(TABLE.NOTE, selection, selectionArgs);
break;
case URI_NOTE_ITEM: // 删除单个笔记
id = uri.getPathSegments().get(1);
long noteId = Long.valueOf(id);
if (noteId <= 0) { // 如果笔记ID小于等于0不允许删除
break;
}
count = db.delete(TABLE.NOTE, NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
break;
case URI_DATA: // 删除数据
count = db.delete(TABLE.DATA, selection, selectionArgs);
deleteData = true;
break;
case URI_DATA_ITEM: // 删除单个数据
id = uri.getPathSegments().get(1);
count = db.delete(TABLE.DATA, DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
deleteData = true;
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri); // 未知的URI类型
}
// 如果删除成功,通知数据变化
if (count > 0) {
if (deleteData) {
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
getContext().getContentResolver().notifyChange(uri, null);
}
return count;
}
/**
*
*
* @param uri URI
* @param values
* @param selection
* @param selectionArgs
* @return
*/
@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;
// 根据URI匹配码执行不同的更新操作
switch (mMatcher.match(uri)) {
case URI_NOTE: // 更新笔记
increaseNoteVersion(-1, selection, selectionArgs); // 更新笔记版本
count = db.update(TABLE.NOTE, values, selection, selectionArgs);
break;
case URI_NOTE_ITEM: // 更新单个笔记
id = uri.getPathSegments().get(1);
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs); // 更新指定笔记版本
count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
break;
case URI_DATA: // 更新数据
count = db.update(TABLE.DATA, values, selection, selectionArgs);
updateData = true;
break;
case URI_DATA_ITEM: // 更新单个数据
id = uri.getPathSegments().get(1);
count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
updateData = true;
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri); // 未知的URI类型
}
// 如果更新成功,通知数据变化
if (count > 0) {
if (updateData) {
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
getContext().getContentResolver().notifyChange(uri, null);
}
return count;
}
/**
*
*
* @param selection
* @return
*/
private String parseSelection(String selection) {
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : "");
}
/**
*
*
* @param id ID
* @param selection
* @param selectionArgs
*/
private void increaseNoteVersion(long id, String selection, String[] selectionArgs) {
StringBuilder sql = new StringBuilder(120);
sql.append("UPDATE ");
sql.append(TABLE.NOTE);
sql.append(" SET ");
sql.append(NoteColumns.VERSION);
sql.append("=" + NoteColumns.VERSION + "+1 ");
if (id > 0 || !TextUtils.isEmpty(selection)) {
sql.append(" WHERE ");
}
if (id > 0) {
sql.append(NoteColumns.ID + "=" + String.valueOf(id));
}
if (!TextUtils.isEmpty(selection)) {
String selectString = id > 0 ? parseSelection(selection) : selection;
for (String args : selectionArgs) {
selectString = selectString.replaceFirst("\\?", args);
}
sql.append(selectString);
}
// 执行SQL更新版本
mHelper.getWritableDatabase().execSQL(sql.toString());
}
@Override
public String getType(Uri uri) {
// TODO Auto-generated method stub
return null;
}
}

@ -1,194 +0,0 @@
/*
* 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.
*/
package net.micode.notes.gtask.data;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.util.Log;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
import net.micode.notes.gtask.exception.ActionFailureException;
import org.json.JSONException;
import org.json.JSONObject;
/**
* SqlData
*/
public class SqlData {
private static final String TAG = SqlData.class.getSimpleName(); // 日志标签
private static final int INVALID_ID = -99999; // 无效 ID 常量
// 定义用于查询的数据列
public static final String[] PROJECTION_DATA = new String[] {
DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
DataColumns.DATA3
};
// 数据列索引
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; // 内容解析器,用于与内容提供者交互
private boolean mIsCreate; // 标识是否为新创建的数据
private long mDataId; // 数据 ID
private String mDataMimeType; // 数据 MIME 类型
private String mDataContent; // 数据内容
private long mDataContentData1; // 数据内容的附加信息 1
private String mDataContentData3; // 数据内容的附加信息 3
private ContentValues mDiffDataValues; // 存储待更新的内容值
// 构造函数,初始化 SqlData 实例(用于创建新数据)
public SqlData(Context context) {
mContentResolver = context.getContentResolver(); // 获取内容解析器
mIsCreate = true; // 设置为创建状态
mDataId = INVALID_ID; // 初始化数据 ID
mDataMimeType = DataConstants.NOTE; // 默认 MIME 类型
mDataContent = ""; // 初始化内容为空
mDataContentData1 = 0; // 初始化附加信息 1
mDataContentData3 = ""; // 初始化附加信息 3
mDiffDataValues = new ContentValues(); // 初始化待更新内容值
}
// 构造函数,初始化 SqlData 实例(从游标加载数据)
public SqlData(Context context, Cursor c) {
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(); // 初始化待更新内容值
}
// 从游标加载数据
private void loadFromCursor(Cursor c) {
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); // 获取附加信息 1
mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN); // 获取附加信息 3
}
// 设置内容,从 JSON 对象加载数据
public void setContent(JSONObject js) throws JSONException {
long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID; // 获取 ID
if (mIsCreate || mDataId != dataId) {
mDiffDataValues.put(DataColumns.ID, dataId); // 更新 ID
}
mDataId = dataId; // 设置 ID
String dataMimeType = js.has(DataColumns.MIME_TYPE) ? js.getString(DataColumns.MIME_TYPE)
: DataConstants.NOTE; // 获取 MIME 类型
if (mIsCreate || !mDataMimeType.equals(dataMimeType)) {
mDiffDataValues.put(DataColumns.MIME_TYPE, dataMimeType); // 更新 MIME 类型
}
mDataMimeType = dataMimeType; // 设置 MIME 类型
String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : ""; // 获取内容
if (mIsCreate || !mDataContent.equals(dataContent)) {
mDiffDataValues.put(DataColumns.CONTENT, dataContent); // 更新内容
}
mDataContent = dataContent; // 设置内容
long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0; // 获取附加信息 1
if (mIsCreate || mDataContentData1 != dataContentData1) {
mDiffDataValues.put(DataColumns.DATA1, dataContentData1); // 更新附加信息 1
}
mDataContentData1 = dataContentData1; // 设置附加信息 1
String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : ""; // 获取附加信息 3
if (mIsCreate || !mDataContentData3.equals(dataContentData3)) {
mDiffDataValues.put(DataColumns.DATA3, dataContentData3); // 更新附加信息 3
}
mDataContentData3 = dataContentData3; // 设置附加信息 3
}
// 获取内容,返回 JSON 对象
public JSONObject getContent() throws JSONException {
if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet"); // 日志警告
return null; // 尚未创建,返回 null
}
JSONObject js = new JSONObject(); // 创建 JSON 对象
js.put(DataColumns.ID, mDataId); // 设置 ID
js.put(DataColumns.MIME_TYPE, mDataMimeType); // 设置 MIME 类型
js.put(DataColumns.CONTENT, mDataContent); // 设置内容
js.put(DataColumns.DATA1, mDataContentData1); // 设置附加信息 1
js.put(DataColumns.DATA3, mDataContentData3); // 设置附加信息 3
return js; // 返回 JSON 对象
}
// 提交数据到数据库
public void commit(long noteId, boolean validateVersion, long version) {
// 处理创建新数据的情况
if (mIsCreate) {
if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) {
mDiffDataValues.remove(DataColumns.ID); // 移除无效 ID
}
mDiffDataValues.put(DataColumns.NOTE_ID, noteId); // 设置笔记 ID
Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues); // 插入数据
try {
mDataId = Long.valueOf(uri.getPathSegments().get(1)); // 获取新创建的 ID
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString()); // 日志错误
throw new ActionFailureException("create note failed"); // 抛出异常
}
} else { // 处理更新数据的情况
if (mDiffDataValues.size() > 0) { // 如果有待更新的数据
int result = 0;
if (!validateVersion) {
// 不进行版本验证直接更新
result = mContentResolver.update(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null);
} else {
// 进行版本验证更新
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)
});
}
if (result == 0) {
Log.w(TAG, "there is no update. maybe user updates note when syncing"); // 日志警告
}
}
}
mDiffDataValues.clear(); // 清空待更新数据
mIsCreate = false; // 设置为非创建状态
}
// 获取数据 ID
public long getId() {
return mDataId; // 返回数据 ID
}
}

@ -1,505 +0,0 @@
/*
* 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.
*/
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;
public class SqlNote {
private static final String TAG = SqlNote.class.getSimpleName();
private static final int INVALID_ID = -99999;
public static final String[] PROJECTION_NOTE = new String[] {
NoteColumns.ID, NoteColumns.ALERTED_DATE, NoteColumns.BG_COLOR_ID,
NoteColumns.CREATED_DATE, NoteColumns.HAS_ATTACHMENT, NoteColumns.MODIFIED_DATE,
NoteColumns.NOTES_COUNT, NoteColumns.PARENT_ID, NoteColumns.SNIPPET, NoteColumns.TYPE,
NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE, NoteColumns.SYNC_ID,
NoteColumns.LOCAL_MODIFIED, NoteColumns.ORIGIN_PARENT_ID, NoteColumns.GTASK_ID,
NoteColumns.VERSION
};
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;
public SqlNote(Context context) {
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = true;
mId = INVALID_ID;
mAlertDate = 0;
mBgColorId = ResourceParser.getDefaultBgId(context);
mCreatedDate = System.currentTimeMillis();
mHasAttachment = 0;
mModifiedDate = System.currentTimeMillis();
mParentId = 0;
mSnippet = "";
mType = Notes.TYPE_NOTE;
mWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID;
mWidgetType = Notes.TYPE_WIDGET_INVALIDE;
mOriginParent = 0;
mVersion = 0;
mDiffNoteValues = new ContentValues();
mDataList = new ArrayList<SqlData>();
}
public SqlNote(Context context, Cursor c) {
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(c);
mDataList = new ArrayList<SqlData>();
if (mType == Notes.TYPE_NOTE)
loadDataContent();
mDiffNoteValues = new ContentValues();
}
public SqlNote(Context context, long id) {
mContext = context;
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(id);
mDataList = new ArrayList<SqlData>();
if (mType == Notes.TYPE_NOTE)
loadDataContent();
mDiffNoteValues = new ContentValues();
}
private void loadFromCursor(long id) {
Cursor c = null;
try {
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)",
new String[] {
String.valueOf(id)
}, null);
if (c != null) {
c.moveToNext();
loadFromCursor(c);
} else {
Log.w(TAG, "loadFromCursor: cursor = null");
}
} finally {
if (c != null)
c.close();
}
}
private void loadFromCursor(Cursor c) {
mId = c.getLong(ID_COLUMN);
mAlertDate = c.getLong(ALERTED_DATE_COLUMN);
mBgColorId = c.getInt(BG_COLOR_ID_COLUMN);
mCreatedDate = c.getLong(CREATED_DATE_COLUMN);
mHasAttachment = c.getInt(HAS_ATTACHMENT_COLUMN);
mModifiedDate = c.getLong(MODIFIED_DATE_COLUMN);
mParentId = c.getLong(PARENT_ID_COLUMN);
mSnippet = c.getString(SNIPPET_COLUMN);
mType = c.getInt(TYPE_COLUMN);
mWidgetId = c.getInt(WIDGET_ID_COLUMN);
mWidgetType = c.getInt(WIDGET_TYPE_COLUMN);
mVersion = c.getLong(VERSION_COLUMN);
}
private void loadDataContent() {
Cursor c = null;
mDataList.clear();
try {
c = mContentResolver.query(Notes.CONTENT_DATA_URI, SqlData.PROJECTION_DATA,
"(note_id=?)", new String[] {
String.valueOf(mId)
}, null);
if (c != null) {
if (c.getCount() == 0) {
Log.w(TAG, "it seems that the note has not data");
return;
}
while (c.moveToNext()) {
SqlData data = new SqlData(mContext, c);
mDataList.add(data);
}
} else {
Log.w(TAG, "loadDataContent: cursor = null");
}
} finally {
if (c != null)
c.close();
}
}
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
String snippet = note.has(NoteColumns.SNIPPET) ? note
.getString(NoteColumns.SNIPPET) : "";
if (mIsCreate || !mSnippet.equals(snippet)) {
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
}
mSnippet = snippet;
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
: Notes.TYPE_NOTE;
if (mIsCreate || mType != type) {
mDiffNoteValues.put(NoteColumns.TYPE, type);
}
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;
if (mIsCreate || mId != id) {
mDiffNoteValues.put(NoteColumns.ID, id);
}
mId = id;
long alertDate = note.has(NoteColumns.ALERTED_DATE) ? note
.getLong(NoteColumns.ALERTED_DATE) : 0;
if (mIsCreate || mAlertDate != alertDate) {
mDiffNoteValues.put(NoteColumns.ALERTED_DATE, alertDate);
}
mAlertDate = alertDate;
int bgColorId = note.has(NoteColumns.BG_COLOR_ID) ? note
.getInt(NoteColumns.BG_COLOR_ID) : ResourceParser.getDefaultBgId(mContext);
if (mIsCreate || mBgColorId != bgColorId) {
mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId);
}
mBgColorId = bgColorId;
long createDate = note.has(NoteColumns.CREATED_DATE) ? note
.getLong(NoteColumns.CREATED_DATE) : System.currentTimeMillis();
if (mIsCreate || mCreatedDate != createDate) {
mDiffNoteValues.put(NoteColumns.CREATED_DATE, createDate);
}
mCreatedDate = createDate;
int hasAttachment = note.has(NoteColumns.HAS_ATTACHMENT) ? note
.getInt(NoteColumns.HAS_ATTACHMENT) : 0;
if (mIsCreate || mHasAttachment != hasAttachment) {
mDiffNoteValues.put(NoteColumns.HAS_ATTACHMENT, hasAttachment);
}
mHasAttachment = hasAttachment;
long modifiedDate = note.has(NoteColumns.MODIFIED_DATE) ? note
.getLong(NoteColumns.MODIFIED_DATE) : System.currentTimeMillis();
if (mIsCreate || mModifiedDate != modifiedDate) {
mDiffNoteValues.put(NoteColumns.MODIFIED_DATE, modifiedDate);
}
mModifiedDate = modifiedDate;
long parentId = note.has(NoteColumns.PARENT_ID) ? note
.getLong(NoteColumns.PARENT_ID) : 0;
if (mIsCreate || mParentId != parentId) {
mDiffNoteValues.put(NoteColumns.PARENT_ID, parentId);
}
mParentId = parentId;
String snippet = note.has(NoteColumns.SNIPPET) ? note
.getString(NoteColumns.SNIPPET) : "";
if (mIsCreate || !mSnippet.equals(snippet)) {
mDiffNoteValues.put(NoteColumns.SNIPPET, snippet);
}
mSnippet = snippet;
int type = note.has(NoteColumns.TYPE) ? note.getInt(NoteColumns.TYPE)
: Notes.TYPE_NOTE;
if (mIsCreate || mType != type) {
mDiffNoteValues.put(NoteColumns.TYPE, type);
}
mType = type;
int widgetId = note.has(NoteColumns.WIDGET_ID) ? note.getInt(NoteColumns.WIDGET_ID)
: AppWidgetManager.INVALID_APPWIDGET_ID;
if (mIsCreate || mWidgetId != widgetId) {
mDiffNoteValues.put(NoteColumns.WIDGET_ID, widgetId);
}
mWidgetId = widgetId;
int widgetType = note.has(NoteColumns.WIDGET_TYPE) ? note
.getInt(NoteColumns.WIDGET_TYPE) : Notes.TYPE_WIDGET_INVALIDE;
if (mIsCreate || mWidgetType != widgetType) {
mDiffNoteValues.put(NoteColumns.WIDGET_TYPE, widgetType);
}
mWidgetType = widgetType;
long originParent = note.has(NoteColumns.ORIGIN_PARENT_ID) ? note
.getLong(NoteColumns.ORIGIN_PARENT_ID) : 0;
if (mIsCreate || mOriginParent != originParent) {
mDiffNoteValues.put(NoteColumns.ORIGIN_PARENT_ID, originParent);
}
mOriginParent = originParent;
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i);
SqlData sqlData = null;
if (data.has(DataColumns.ID)) {
long dataId = data.getLong(DataColumns.ID);
for (SqlData temp : mDataList) {
if (dataId == temp.getId()) {
sqlData = temp;
}
}
}
if (sqlData == null) {
sqlData = new SqlData(mContext);
mDataList.add(sqlData);
}
sqlData.setContent(data);
}
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return false;
}
return true;
}
public JSONObject getContent() {
try {
JSONObject js = new JSONObject();
if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet");
return 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);
}
}
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
} else if (mType == Notes.TYPE_FOLDER || mType == Notes.TYPE_SYSTEM) {
note.put(NoteColumns.ID, mId);
note.put(NoteColumns.TYPE, mType);
note.put(NoteColumns.SNIPPET, mSnippet);
js.put(GTaskStringUtils.META_HEAD_NOTE, note);
}
return js;
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
return null;
}
public void setParentId(long id) {
mParentId = id;
mDiffNoteValues.put(NoteColumns.PARENT_ID, id);
}
public void setGtaskId(String gid) {
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid);
}
public void setSyncId(long syncId) {
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId);
}
public void resetLocalModified() {
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0);
}
public long getId() {
return mId;
}
public long getParentId() {
return mParentId;
}
public String getSnippet() {
return mSnippet;
}
public boolean isNoteType() {
return mType == Notes.TYPE_NOTE;
}
public void commit(boolean validateVersion) {
if (mIsCreate) {
if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) {
mDiffNoteValues.remove(NoteColumns.ID);
}
Uri uri = mContentResolver.insert(Notes.CONTENT_NOTE_URI, mDiffNoteValues);
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");
}
if (mId == 0) {
throw new IllegalStateException("Create thread id failed");
}
if (mType == Notes.TYPE_NOTE) {
for (SqlData sqlData : mDataList) {
sqlData.commit(mId, false, -1);
}
}
} else {
if (mId <= 0 && mId != Notes.ID_ROOT_FOLDER && mId != Notes.ID_CALL_RECORD_FOLDER) {
Log.e(TAG, "No such note");
throw new IllegalStateException("Try to update note with invalid id");
}
if (mDiffNoteValues.size() > 0) {
mVersion ++;
int result = 0;
if (!validateVersion) {
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ NoteColumns.ID + "=?)", new String[] {
String.valueOf(mId)
});
} else {
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ NoteColumns.ID + "=?) AND (" + NoteColumns.VERSION + "<=?)",
new String[] {
String.valueOf(mId), String.valueOf(mVersion)
});
}
if (result == 0) {
Log.w(TAG, "there is no update. maybe user updates note when syncing");
}
}
if (mType == Notes.TYPE_NOTE) {
for (SqlData sqlData : mDataList) {
sqlData.commit(mId, validateVersion, mVersion);
}
}
}
// refresh local info
loadFromCursor(mId);
if (mType == Notes.TYPE_NOTE)
loadDataContent();
mDiffNoteValues.clear();
mIsCreate = false;
}
}

@ -1,334 +0,0 @@
/*
* (c) 2010-2011, MiCode (www.micode.net)
*
* Apache License, Version 2.0 () ;
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
*
*
*
*/
package net.micode.notes.gtask.data;
import android.database.Cursor;
import android.text.TextUtils;
import android.util.Log;
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 org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
// 任务类,继承自节点类
public class Task extends Node {
private static final String TAG = Task.class.getSimpleName(); // 日志标签
private boolean mCompleted; // 任务完成标记
private String mNotes; // 任务的备注
private JSONObject mMetaInfo; // 任务的元信息
private Task mPriorSibling; // 前一个兄弟任务
private TaskList mParent; // 任务的父任务列表
// 构造方法,初始化任务属性
public Task() {
super();
mCompleted = false;
mNotes = null;
mPriorSibling = null;
mParent = null;
mMetaInfo = null;
}
// 创建任务的 JSON 对象
public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject();
try {
// 设置动作类型为创建
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
// 设置动作 ID
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
// 设置任务的索引
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this));
// 设置实体数据
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_TASK);
if (getNotes() != null) {
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes());
}
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
// 设置父任务 ID
js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid());
// 设置父任务类型
js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
// 设置任务列表 ID
js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid());
// 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("创建任务 JSON 对象失败");
}
return js;
}
// 更新任务的 JSON 对象
public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject();
try {
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
if (getNotes() != null) {
entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes());
}
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted());
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("更新任务 JSON 对象失败");
}
return js;
}
// 从远程 JSON 设置任务内容
public void setContentByRemoteJSON(JSONObject js) {
if (js != null) {
try {
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
}
if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
}
if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
}
if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) {
setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES));
}
if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) {
setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED));
}
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("从 JSON 获取任务内容失败");
}
}
}
// 从本地 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: 数据为空");
}
try {
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
if (note.getInt(NoteColumns.TYPE) != Notes.TYPE_NOTE) {
Log.e(TAG, "无效类型");
return;
}
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;
}
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
}
// 获取本地 JSON 内容
public JSONObject getLocalJSONFromContent() {
String name = getName();
try {
if (mMetaInfo == null) {
if (name == null) {
Log.w(TAG, "笔记为空");
return null;
}
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 {
JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
for (int i = 0; i < dataArray.length(); i++) {
JSONObject data = dataArray.getJSONObject(i);
if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) {
data.put(DataColumns.CONTENT, getName());
break;
}
}
note.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
return mMetaInfo;
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return null;
}
}
// 设置元信息
public void setMetaInfo(MetaData metaData) {
if (metaData != null && metaData.getNotes() != null) {
try {
mMetaInfo = new JSONObject(metaData.getNotes());
} catch (JSONException e) {
Log.w(TAG, e.toString());
mMetaInfo = null;
}
}
}
// 获取同步操作
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);
}
if (noteInfo == null) {
Log.w(TAG, "笔记元数据已删除");
return SYNC_ACTION_UPDATE_REMOTE;
}
if (!noteInfo.has(NoteColumns.ID)) {
Log.w(TAG, "远程笔记 ID 似乎被删除");
return SYNC_ACTION_UPDATE_LOCAL;
}
if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) {
Log.w(TAG, "笔记 ID 不匹配");
return SYNC_ACTION_UPDATE_LOCAL;
}
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
return SYNC_ACTION_NONE;
} else {
return SYNC_ACTION_UPDATE_LOCAL;
}
} else {
if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
Log.e(TAG, "gtask ID 不匹配");
return SYNC_ACTION_ERROR;
}
if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
return SYNC_ACTION_UPDATE_REMOTE;
} else {
return SYNC_ACTION_UPDATE_CONFLICT;
}
}
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
return SYNC_ACTION_ERROR;
}
// 检查任务是否值得保存
public boolean isWorthSaving() {
return mMetaInfo != null || (getName() != null && getName().trim().length() > 0)
|| (getNotes() != null && getNotes().trim().length() > 0);
}
// 设置任务完成状态
public void setCompleted(boolean completed) {
this.mCompleted = completed;
}
// 设置备注
public void setNotes(String notes) {
this.mNotes = notes;
}
// 设置前一个兄弟任务
public void setPriorSibling(Task priorSibling) {
this.mPriorSibling = priorSibling;
}
// 设置父任务列表
public void setParent(TaskList parent) {
this.mParent = parent;
}
// 获取任务完成状态
public boolean getCompleted() {
return this.mCompleted;
}
// 获取备注
public String getNotes() {
return this.mNotes;
}
// 获取前一个兄弟任务
public Task getPriorSibling() {
return this.mPriorSibling;
}
// 获取父任务列表
public TaskList getParent() {
return this.mParent;
}
}

@ -1,351 +0,0 @@
/*
* (c) 2010-2011, MiCode (www.micode.net)
*
* Apache 2.0 ("许可证");
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
*
*
*
*/
package net.micode.notes.gtask.data;
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;
/**
*
*/
public class TaskList extends Node {
private static final String TAG = TaskList.class.getSimpleName(); // 日志标签
private int mIndex; // 索引号
private ArrayList<Task> mChildren; // 子任务列表
// 构造函数
public TaskList() {
super();
mChildren = new ArrayList<Task>();
mIndex = 1;
}
/**
* JSON
* @param actionId ID
* @return JSON
*/
public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject();
try {
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); // 动作类型
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); // 动作ID
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex); // 索引
// 设置实体信息
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 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); // 实体类型
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("生成任务列表创建JSON对象失败");
}
return js;
}
/**
* JSON
* @param actionId ID
* @return JSON
*/
public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject();
try {
js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); // 动作类型
js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); // 动作ID
js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); // 任务ID
// 设置实体信息
JSONObject entity = new JSONObject();
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); // 名称
entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); // 删除状态
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("生成任务列表更新JSON对象失败");
}
return js;
}
/**
* JSON
*/
public void setContentByRemoteJSON(JSONObject js) {
if (js != null) {
try {
if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); // 设置ID
}
if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); // 设置最后修改时间
}
if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); // 设置名称
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("从JSON对象获取任务列表内容失败");
}
}
}
/**
* JSON
*/
public void setContentByLocalJSON(JSONObject js) {
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) {
Log.w(TAG, "setContentByLocalJSON: 无可用内容");
return;
}
try {
JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) {
String name = folder.getString(NoteColumns.SNIPPET);
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name);
} else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) {
if (folder.getLong(NoteColumns.ID) == Notes.ID_ROOT_FOLDER)
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT);
else if (folder.getLong(NoteColumns.ID) == Notes.ID_CALL_RECORD_FOLDER)
setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_CALL_NOTE);
else
Log.e(TAG, "无效的系统文件夹");
} else {
Log.e(TAG, "错误的类型");
}
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
}
/**
* JSON
*/
public JSONObject getLocalJSONFromContent() {
try {
JSONObject js = new JSONObject();
JSONObject folder = new JSONObject();
String folderName = getName();
// 处理文件夹名称
if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX)) {
folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length());
}
folder.put(NoteColumns.SNIPPET, folderName);
folder.put(NoteColumns.TYPE, folderName.equals(GTaskStringUtils.FOLDER_DEFAULT)
|| folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE)
? Notes.TYPE_SYSTEM : Notes.TYPE_FOLDER);
js.put(GTaskStringUtils.META_HEAD_NOTE, folder);
return js;
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return null;
}
}
/**
*
*/
public int getSyncAction(Cursor c) {
try {
if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
// 没有本地更新
return c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified() ? SYNC_ACTION_NONE : SYNC_ACTION_UPDATE_LOCAL;
} else {
// 验证任务ID
if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
Log.e(TAG, "任务ID不匹配");
return SYNC_ACTION_ERROR;
}
return c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified() ? SYNC_ACTION_UPDATE_REMOTE : SYNC_ACTION_UPDATE_REMOTE;
}
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
}
return SYNC_ACTION_ERROR;
}
/**
*
*/
public int getChildTaskCount() {
return mChildren.size();
}
/**
*
*/
public boolean addChildTask(Task task) {
if (task != null && !mChildren.contains(task)) {
boolean ret = mChildren.add(task);
if (ret) {
task.setPriorSibling(mChildren.isEmpty() ? null : mChildren.get(mChildren.size() - 1));
task.setParent(this);
}
return ret;
}
return false;
}
/**
*
*/
public boolean addChildTask(Task task, int index) {
if (index < 0 || index > mChildren.size()) {
Log.e(TAG, "添加子任务:无效索引");
return false;
}
if (task != null && mChildren.indexOf(task) == -1) {
mChildren.add(index, task);
// 更新子任务链
Task preTask = index != 0 ? mChildren.get(index - 1) : null;
Task afterTask = index != mChildren.size() - 1 ? mChildren.get(index + 1) : null;
task.setPriorSibling(preTask);
if (afterTask != null) {
afterTask.setPriorSibling(task);
}
}
return true;
}
/**
*
*/
public boolean removeChildTask(Task task) {
int index = mChildren.indexOf(task);
if (index != -1) {
boolean ret = mChildren.remove(task);
if (ret) {
task.setPriorSibling(null);
task.setParent(null);
// 更新任务链
if (index != mChildren.size()) {
mChildren.get(index).setPriorSibling(index == 0 ? null : mChildren.get(index - 1));
}
}
return ret;
}
return false;
}
/**
*
*/
public boolean moveChildTask(Task task, int index) {
if (index < 0 || index >= mChildren.size()) {
Log.e(TAG, "移动子任务:无效索引");
return false;
}
int pos = mChildren.indexOf(task);
if (pos == -1) {
Log.e(TAG, "移动子任务:任务应在列表中");
return false;
}
return pos == index || (removeChildTask(task) && addChildTask(task, index));
}
/**
* GID
*/
public Task findChildTaskByGid(String gid) {
for (Task t : mChildren) {
if (t.getGid().equals(gid)) {
return t;
}
}
return null;
}
/**
*
*/
public int getChildTaskIndex(Task task) {
return mChildren.indexOf(task);
}
/**
*
*/
public Task getChildTaskByIndex(int index) {
if (index < 0 || index >= mChildren.size()) {
Log.e(TAG, "getTaskByIndex: 无效索引");
return null;
}
return mChildren.get(index);
}
/**
* GID
*/
public Task getChilTaskByGid(String gid) {
for (Task task : mChildren) {
if (task.getGid().equals(gid)) {
return task;
}
}
return null;
}
/**
*
*/
public ArrayList<Task> getChildTaskList() {
return this.mChildren;
}
/**
*
*/
public void setIndex(int index) {
this.mIndex = index;
}
/**
*
*/
public int getIndex() {
return this.mIndex;
}
}
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