类型: INTEGER (long)
+ */ + public static final String ID = "_id"; + + /** + * 笔记或文件夹的父级ID + *类型: INTEGER (long)
+ */ + public static final String PARENT_ID = "parent_id"; + + /** + * 笔记或文件夹的创建时间 + *类型: INTEGER (long)
+ */ + public static final String CREATED_DATE = "created_date"; + + /** + * 最近修改时间 + *类型: INTEGER (long)
+ */ + public static final String MODIFIED_DATE = "modified_date"; + + + /** + * 提醒时间 + *类型: INTEGER (long)
+ */ + public static final String ALERTED_DATE = "alert_date"; + + /** + * 文件夹名称或笔记文本内容 + *类型: TEXT
+ */ + public static final String SNIPPET = "snippet"; + + /** + * 笔记的小组件ID + *类型: INTEGER (long)
+ */ + public static final String WIDGET_ID = "widget_id"; + + /** + * 笔记的小组件类型 + *类型: INTEGER (long)
+ */ + public static final String WIDGET_TYPE = "widget_type"; + + /** + * 笔记的背景颜色ID + *类型: INTEGER (long)
+ */ + public static final String BG_COLOR_ID = "bg_color_id"; + + /** + * 对于文本笔记,没有附件;对于多媒体笔记,至少有一个附件 + *类型: INTEGER
+ */ + public static final String HAS_ATTACHMENT = "has_attachment"; + + /** + * 文件夹中的笔记数量 + *类型: INTEGER (long)
+ */ + public static final String NOTES_COUNT = "notes_count"; + + /** + * 文件类型:文件夹或笔记 + *类型: INTEGER
+ */ + public static final String TYPE = "type"; + + /** + * 最后同步ID + *类型: INTEGER (long)
+ */ + public static final String SYNC_ID = "sync_id"; + + /** + * 本地是否修改的标志 + *类型: INTEGER
+ */ + public static final String LOCAL_MODIFIED = "local_modified"; + + /** + * 移动到临时文件夹之前的原始父级ID + *类型 : INTEGER
+ */ + public static final String ORIGIN_PARENT_ID = "origin_parent_id"; + + /** + * gtask ID + *类型 : TEXT
+ */ + public static final String GTASK_ID = "gtask_id"; + + /** + * 版本号 + *类型 : INTEGER (long)
+ */ + public static final String VERSION = "version"; + } + + /** + * 数据表的列定义接口 + */ + public interface DataColumns { + /** + * 行的唯一ID + *类型: INTEGER (long)
+ */ + public static final String ID = "_id"; + + /** + * 此行所代表项目的MIME类型 + *类型: Text
+ */ + public static final String MIME_TYPE = "mime_type"; + + /** + * 此数据所属笔记的引用ID + *类型: INTEGER (long)
+ */ + public static final String NOTE_ID = "note_id"; + + /** + * 笔记或文件夹的创建时间 + *类型: INTEGER (long)
+ */ + public static final String CREATED_DATE = "created_date"; + + /** + * 最近修改时间 + *类型: INTEGER (long)
+ */ + public static final String MODIFIED_DATE = "modified_date"; + + /** + * 数据内容 + *类型: TEXT
+ */ + public static final String CONTENT = "content"; + + + /** + * 通用数据列,用于整数数据类型 + *类型: INTEGER
+ */ + public static final String DATA1 = "data1"; + + /** + * 通用数据列,用于整数数据类型 + *类型: INTEGER
+ */ + public static final String DATA2 = "data2"; + + /** + * 通用数据列,用于文本数据类型 + *类型: TEXT
+ */ + public static final String DATA3 = "data3"; + + /** + * 通用数据列,用于文本数据类型 + *类型: TEXT
+ */ + public static final String DATA4 = "data4"; + + /** + * 通用数据列,用于文本数据类型 + *类型: TEXT
+ */ + public static final String DATA5 = "data5"; + } + + /** + * 文本笔记类,实现DataColumns接口 + */ + public static final class TextNote implements DataColumns { + /** + * 指示文本是否为 checklist 模式的标志 + *类型: Integer 1:check list模式 0:普通模式
+ */ + public static final String MODE = DATA1; + + public static final int MODE_CHECK_LIST = 1; // checklist模式 + + public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note"; // 文本笔记集合的MIME类型 + public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note"; // 单个文本笔记的MIME类型 + public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note"); // 文本笔记的Uri + } + + /** + * 通话笔记类,实现DataColumns接口 + */ + public static final class CallNote implements DataColumns { + /** + * 此记录的通话日期 + *类型: INTEGER (long)
+ */ + public static final String CALL_DATE = DATA1; + + /** + * 此记录的电话号码 + *类型: TEXT
+ */ + public static final String PHONE_NUMBER = DATA3; + + public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note"; // 通话笔记集合的MIME类型 + public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note"; // 单个通话笔记的MIME类型 + public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note"); // 通话笔记的Uri + } +} \ No newline at end of file diff --git a/java/net/micode/notes/data/NotesDatabaseHelper.java b/java/net/micode/notes/data/NotesDatabaseHelper.java new file mode 100644 index 0000000..b1a3f93 --- /dev/null +++ b/java/net/micode/notes/data/NotesDatabaseHelper.java @@ -0,0 +1,424 @@ +/* + * 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; + +/** + * 笔记数据库帮助类,继承自SQLiteOpenHelper + * 负责数据库的创建、升级以及表和触发器的管理 + */ +public class NotesDatabaseHelper extends SQLiteOpenHelper { + // 数据库名称 + private static final String DB_NAME = "note.db"; + // 数据库版本 + private static final int DB_VERSION = 4; + + /** + * 表名常量接口 + */ + public interface TABLE { + public static final String NOTE = "note"; // 笔记表 + public static final String DATA = "data"; // 数据表 + } + + // 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" + + ")"; + + // 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 ''" + + ")"; + + // 为data表的note_id列创建索引的SQL语句 + private static final String CREATE_DATA_NOTE_ID_INDEX_SQL = + "CREATE INDEX IF NOT EXISTS note_id_index ON " + + TABLE.DATA + "(" + DataColumns.NOTE_ID + ");"; + + /** + * 当将笔记移动到文件夹时,增加文件夹的笔记计数 + */ + 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"; + + /** + * 当将笔记从文件夹中移出时,减少文件夹的笔记计数 + */ + 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"; + + /** + * 当向文件夹中插入新笔记时,增加文件夹的笔记计数 + */ + 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"; + + /** + * 当从文件夹中删除笔记时,减少文件夹的笔记计数 + */ + 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"; + + /** + * 当插入类型为{@link DataConstants#NOTE}的数据时,更新笔记内容 + */ + 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"; + + /** + * 当类型为{@link DataConstants#NOTE}的数据发生变化时,更新笔记内容 + */ + 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"; + + /** + * 当类型为{@link DataConstants#NOTE}的数据被删除时,更新笔记内容 + */ + 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"; + + /** + * 当笔记被删除时,删除其所属的数据 + */ + 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"; + + /** + * 当文件夹被删除时,删除其包含的笔记 + */ + private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER = + "CREATE TRIGGER folder_delete_notes_on_delete " + + " AFTER DELETE ON " + TABLE.NOTE + + " BEGIN" + + " DELETE FROM " + TABLE.NOTE + + " WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" + + " END"; + + /** + * 当文件夹被移到回收站时,移动其包含的笔记到回收站 + */ + private static final String FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER = + "CREATE TRIGGER folder_move_notes_on_trash " + + " AFTER UPDATE ON " + TABLE.NOTE + + " WHEN new." + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER + + " BEGIN" + + " UPDATE " + TABLE.NOTE + + " SET " + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER + + " WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" + + " END"; + + /** + * 构造方法 + * @param context 上下文对象 + */ + public NotesDatabaseHelper(Context context) { + super(context, DB_NAME, null, DB_VERSION); + } + + /** + * 创建笔记表 + * @param db 数据库实例 + */ + public void createNoteTable(SQLiteDatabase db) { + db.execSQL(CREATE_NOTE_TABLE_SQL); + reCreateNoteTableTriggers(db); + createSystemFolder(db); + Log.d(TAG, "note table has been created"); + } + + /** + * 重新创建笔记表的触发器 + * @param db 数据库实例 + */ + private void reCreateNoteTableTriggers(SQLiteDatabase db) { + db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update"); + db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_update"); + db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS delete_data_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_insert"); + db.execSQL("DROP TRIGGER IF EXISTS folder_delete_notes_on_delete"); + db.execSQL("DROP TRIGGER IF EXISTS folder_move_notes_on_trash"); + + db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER); + db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER); + db.execSQL(NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER); + db.execSQL(NOTE_DELETE_DATA_ON_DELETE_TRIGGER); + db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER); + db.execSQL(FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER); + db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER); + } + + /** + * 创建系统文件夹 + * @param db 数据库实例 + */ + private void createSystemFolder(SQLiteDatabase db) { + ContentValues values = new ContentValues(); + + /** + * 用于存储通话笔记的通话记录文件夹 + */ + values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + + /** + * 作为默认文件夹的根文件夹 + */ + values.clear(); + values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + + /** + * 用于移动笔记的临时文件夹 + */ + values.clear(); + values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + + /** + * 创建回收站文件夹 + */ + values.clear(); + values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER); + values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); + db.insert(TABLE.NOTE, null, values); + } + + /** + * 创建数据表 + * @param db 数据库实例 + */ + 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"); + } + + /** + * 重新创建数据表的触发器 + * @param db 数据库实例 + */ + private void reCreateDataTableTriggers(SQLiteDatabase db) { + db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert"); + db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_update"); + db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_delete"); + + db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER); + db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER); + db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER); + } + + /** + * 获取单例实例 + * @param context 上下文对象 + * @return NotesDatabaseHelper实例 + */ + static synchronized NotesDatabaseHelper getInstance(Context context) { + if (mInstance == null) { + mInstance = new NotesDatabaseHelper(context); + } + return mInstance; + } + + /** + * 数据库创建时调用,创建表和初始数据 + * @param db 数据库实例 + */ + @Override + public void onCreate(SQLiteDatabase db) { + createNoteTable(db); + createDataTable(db); + } + + /** + * 数据库升级时调用 + * @param db 数据库实例 + * @param oldVersion 旧版本号 + * @param newVersion 新版本号 + */ + @Override + public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { + boolean reCreateTriggers = false; + boolean skipV2 = false; + + if (oldVersion == 1) { + upgradeToV2(db); + skipV2 = true; // 此升级包含从v2到v3的升级 + oldVersion++; + } + + if (oldVersion == 2 && !skipV2) { + upgradeToV3(db); + reCreateTriggers = true; + oldVersion++; + } + + if (oldVersion == 3) { + upgradeToV4(db); + oldVersion++; + } + + if (reCreateTriggers) { + reCreateNoteTableTriggers(db); + reCreateDataTableTriggers(db); + } + + if (oldVersion != newVersion) { + throw new IllegalStateException("Upgrade notes database to version " + newVersion + + "fails"); + } + } + + /** + * 升级数据库到版本2 + * @param db 数据库实例 + */ + 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); + } + + /** + * 升级数据库到版本3 + * @param db 数据库实例 + */ + private void upgradeToV3(SQLiteDatabase db) { + // 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"); + // 添加gtask id列 + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.GTASK_ID + + " TEXT NOT NULL DEFAULT ''"); + // 添加回收站系统文件夹 + 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); + } + + /** + * 升级数据库到版本4 + * @param db 数据库实例 + */ + private void upgradeToV4(SQLiteDatabase db) { + db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION + + " INTEGER NOT NULL DEFAULT 0"); + } +} \ No newline at end of file diff --git a/java/net/micode/notes/data/NotesProvider.java b/java/net/micode/notes/data/NotesProvider.java new file mode 100644 index 0000000..84cbffd --- /dev/null +++ b/java/net/micode/notes/data/NotesProvider.java @@ -0,0 +1,384 @@ +/* + * 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; + +/** + * 笔记内容提供者,继承自ContentProvider + * 负责处理笔记数据的CRUD操作,通过ContentProvider对外提供数据访问接口 + */ +public class NotesProvider extends ContentProvider { + // Uri匹配器,用于匹配不同的Uri请求 + private static final UriMatcher mMatcher; + + // 数据库帮助类实例 + private NotesDatabaseHelper mHelper; + + // 日志标签 + private static final String TAG = "NotesProvider"; + + // Uri匹配器对应的匹配码 + private static final int URI_NOTE = 1; // 匹配note集合的Uri + private static final int URI_NOTE_ITEM = 2; // 匹配单个note的Uri + private static final int URI_DATA = 3; // 匹配data集合的Uri + private static final int URI_DATA_ITEM = 4; // 匹配单个data的Uri + private static final int URI_SEARCH = 5; // 匹配搜索的Uri + private static final int URI_SEARCH_SUGGEST = 6; // 匹配搜索建议的Uri + + // 静态代码块,初始化UriMatcher并添加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); + } + + /** + * x'0A'代表sqlite中的'\n'字符。对于搜索结果中的标题和内容, + * 我们将去除'\n'和空白字符以显示更多信息。 + */ + // 笔记搜索的投影列,定义了搜索结果需要返回的列 + 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; + + // 笔记片段搜索查询语句 + 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; + + /** + * 初始化ContentProvider,获取数据库帮助类实例 + * @return 初始化成功返回true + */ + @Override + public boolean onCreate() { + mHelper = NotesDatabaseHelper.getInstance(getContext()); + return true; + } + + /** + * 处理查询请求 + * @param uri 查询的Uri + * @param projection 需要返回的列 + * @param selection 查询条件 + * @param selectionArgs 查询条件参数 + * @param sortOrder 排序方式 + * @return 查询结果的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匹配结果执行不同的查询操作 + switch (mMatcher.match(uri)) { + case URI_NOTE: + // 查询note表的所有数据 + c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null, + sortOrder); + break; + case URI_NOTE_ITEM: + // 查询note表中指定id的数据 + 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data表的所有数据 + c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null, + sortOrder); + break; + case URI_DATA_ITEM: + // 查询data表中指定id的数据 + id = uri.getPathSegments().get(1); + c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id + + parseSelection(selection), selectionArgs, null, null, sortOrder); + break; + case URI_SEARCH: + case URI_SEARCH_SUGGEST: + // 处理搜索和搜索建议查询 + 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 { + // 构建模糊查询字符串 + searchString = String.format("%%%s%%", searchString); + 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); + } + // 设置通知Uri,当数据变化时通知观察者 + if (c != null) { + c.setNotificationUri(getContext().getContentResolver(), uri); + } + return c; + } + + /** + * 处理插入请求 + * @param uri 插入的Uri + * @param values 要插入的数据 + * @return 插入数据的Uri + */ + @Override + public Uri insert(Uri uri, ContentValues values) { + SQLiteDatabase db = mHelper.getWritableDatabase(); + long dataId = 0, noteId = 0, insertedId = 0; + // 根据Uri匹配结果执行不同的插入操作 + switch (mMatcher.match(uri)) { + case URI_NOTE: + // 插入数据到note表 + insertedId = noteId = db.insert(TABLE.NOTE, null, values); + break; + case URI_DATA: + // 插入数据到data表 + 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); + } + // 通知数据变化 + 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); + } + + /** + * 处理删除请求 + * @param uri 删除的Uri + * @param selection 删除条件 + * @param selectionArgs 删除条件参数 + * @return 被删除的行数 + */ + @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匹配结果执行不同的删除操作 + switch (mMatcher.match(uri)) { + case URI_NOTE: + // 删除note表中的数据 + selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 "; + count = db.delete(TABLE.NOTE, selection, selectionArgs); + break; + case URI_NOTE_ITEM: + // 删除note表中指定id的数据 + id = uri.getPathSegments().get(1); + /** + * 小于0的ID是系统文件夹,不允许删除 + */ + long noteId = Long.valueOf(id); + if (noteId <= 0) { + break; + } + count = db.delete(TABLE.NOTE, + NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs); + break; + case URI_DATA: + // 删除data表中的数据 + count = db.delete(TABLE.DATA, selection, selectionArgs); + deleteData = true; + break; + case URI_DATA_ITEM: + // 删除data表中指定id的数据 + 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); + } + // 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; + } + + /** + * 处理更新请求 + * @param uri 更新的Uri + * @param values 要更新的数据 + * @param selection 更新条件 + * @param selectionArgs 更新条件参数 + * @return 被更新的行数 + */ + @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; + // 根据Uri匹配结果执行不同的更新操作 + switch (mMatcher.match(uri)) { + case URI_NOTE: + // 更新note表中的数据,先增加笔记版本号 + increaseNoteVersion(-1, selection, selectionArgs); + count = db.update(TABLE.NOTE, values, selection, selectionArgs); + break; + case URI_NOTE_ITEM: + // 更新note表中指定id的数据,先增加笔记版本号 + id = uri.getPathSegments().get(1); + increaseNoteVersion(Long.valueOf(id), selection, selectionArgs); + count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id + + parseSelection(selection), selectionArgs); + break; + case URI_DATA: + // 更新data表中的数据 + count = db.update(TABLE.DATA, values, selection, selectionArgs); + updateData = true; + break; + case URI_DATA_ITEM: + // 更新data表中指定id的数据 + 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); + } + + // 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; + } + + /** + * 解析查询条件,将额外的查询条件添加到已有条件中 + * @param selection 原查询条件 + * @return 解析后的查询条件 + */ + private String parseSelection(String selection) { + return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""); + } + + /** + * 增加笔记的版本号 + * @param id 笔记id,-1表示更新符合条件的所有笔记 + * @param selection 更新条件 + * @param selectionArgs 更新条件参数 + */ + 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); + } + + mHelper.getWritableDatabase().execSQL(sql.toString()); + } + + /** + * 获取Uri对应的MIME类型 + * @param uri 要获取MIME类型的Uri + * @return MIME类型,此处未实现 + */ + @Override + public String getType(Uri uri) { + // TODO Auto-generated method stub + return null; + } + +} \ No newline at end of file diff --git a/java/net/micode/notes/gtask/data/MetaData.java b/java/net/micode/notes/gtask/data/MetaData.java new file mode 100644 index 0000000..3a2050b --- /dev/null +++ b/java/net/micode/notes/gtask/data/MetaData.java @@ -0,0 +1,82 @@ +/* + * 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; + + +public class MetaData extends Task { + private final static String TAG = MetaData.class.getSimpleName(); + + private String mRelatedGid = null; + + public void setMeta(String gid, JSONObject metaInfo) { + try { + metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid); + } catch (JSONException e) { + Log.e(TAG, "failed to put related gid"); + } + setNotes(metaInfo.toString()); + setName(GTaskStringUtils.META_NOTE_NAME); + } + + public String getRelatedGid() { + return mRelatedGid; + } + + @Override + public boolean isWorthSaving() { + return getNotes() != null; + } + + @Override + public void setContentByRemoteJSON(JSONObject js) { + super.setContentByRemoteJSON(js); + if (getNotes() != null) { + try { + JSONObject metaInfo = new JSONObject(getNotes().trim()); + mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID); + } catch (JSONException e) { + Log.w(TAG, "failed to get related gid"); + mRelatedGid = null; + } + } + } + + @Override + public void setContentByLocalJSON(JSONObject js) { + // this function should not be called + throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called"); + } + + @Override + public JSONObject getLocalJSONFromContent() { + throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called"); + } + + @Override + public int getSyncAction(Cursor c) { + throw new IllegalAccessError("MetaData:getSyncAction should not be called"); + } + +} diff --git a/java/net/micode/notes/gtask/data/Node.java b/java/net/micode/notes/gtask/data/Node.java new file mode 100644 index 0000000..63950e0 --- /dev/null +++ b/java/net/micode/notes/gtask/data/Node.java @@ -0,0 +1,101 @@ +/* + * 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; + +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; + + public Node() { + mGid = null; + mName = ""; + mLastModified = 0; + mDeleted = false; + } + + public abstract JSONObject getCreateAction(int actionId); + + public abstract JSONObject getUpdateAction(int actionId); + + public abstract void setContentByRemoteJSON(JSONObject js); + + public abstract void setContentByLocalJSON(JSONObject js); + + public abstract JSONObject getLocalJSONFromContent(); + + public abstract int getSyncAction(Cursor c); + + public void setGid(String gid) { + this.mGid = gid; + } + + public void setName(String name) { + this.mName = name; + } + + public void setLastModified(long lastModified) { + this.mLastModified = lastModified; + } + + public void setDeleted(boolean deleted) { + this.mDeleted = deleted; + } + + public String getGid() { + return this.mGid; + } + + public String getName() { + return this.mName; + } + + public long getLastModified() { + return this.mLastModified; + } + + public boolean getDeleted() { + return this.mDeleted; + } + +} diff --git a/java/net/micode/notes/gtask/data/SqlData.java b/java/net/micode/notes/gtask/data/SqlData.java new file mode 100644 index 0000000..d3ec3be --- /dev/null +++ b/java/net/micode/notes/gtask/data/SqlData.java @@ -0,0 +1,189 @@ +/* + * 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; + + +public class SqlData { + private static final String TAG = SqlData.class.getSimpleName(); + + private static final int INVALID_ID = -99999; + + public static final String[] PROJECTION_DATA = new String[] { + DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1, + DataColumns.DATA3 + }; + + public static final int DATA_ID_COLUMN = 0; + + 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; + + public SqlData(Context context) { + mContentResolver = context.getContentResolver(); + mIsCreate = true; + mDataId = INVALID_ID; + mDataMimeType = DataConstants.NOTE; + mDataContent = ""; + mDataContentData1 = 0; + mDataContentData3 = ""; + mDiffDataValues = new ContentValues(); + } + + public SqlData(Context context, Cursor c) { + mContentResolver = context.getContentResolver(); + mIsCreate = false; + loadFromCursor(c); + mDiffDataValues = new ContentValues(); + } + + private void loadFromCursor(Cursor c) { + mDataId = c.getLong(DATA_ID_COLUMN); + mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN); + mDataContent = c.getString(DATA_CONTENT_COLUMN); + mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN); + mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN); + } + + public void setContent(JSONObject js) throws JSONException { + long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID; + if (mIsCreate || mDataId != dataId) { + mDiffDataValues.put(DataColumns.ID, dataId); + } + mDataId = dataId; + + 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); + } + mDataMimeType = dataMimeType; + + String dataContent = js.has(DataColumns.CONTENT) ? js.getString(DataColumns.CONTENT) : ""; + if (mIsCreate || !mDataContent.equals(dataContent)) { + mDiffDataValues.put(DataColumns.CONTENT, dataContent); + } + mDataContent = dataContent; + + long dataContentData1 = js.has(DataColumns.DATA1) ? js.getLong(DataColumns.DATA1) : 0; + if (mIsCreate || mDataContentData1 != dataContentData1) { + mDiffDataValues.put(DataColumns.DATA1, dataContentData1); + } + mDataContentData1 = dataContentData1; + + String dataContentData3 = js.has(DataColumns.DATA3) ? js.getString(DataColumns.DATA3) : ""; + if (mIsCreate || !mDataContentData3.equals(dataContentData3)) { + mDiffDataValues.put(DataColumns.DATA3, dataContentData3); + } + mDataContentData3 = dataContentData3; + } + + public JSONObject getContent() throws JSONException { + if (mIsCreate) { + Log.e(TAG, "it seems that we haven't created this in database yet"); + return null; + } + JSONObject js = new JSONObject(); + js.put(DataColumns.ID, mDataId); + js.put(DataColumns.MIME_TYPE, mDataMimeType); + js.put(DataColumns.CONTENT, mDataContent); + js.put(DataColumns.DATA1, mDataContentData1); + js.put(DataColumns.DATA3, mDataContentData3); + return js; + } + + public void commit(long noteId, boolean validateVersion, long version) { + + if (mIsCreate) { + if (mDataId == INVALID_ID && mDiffDataValues.containsKey(DataColumns.ID)) { + mDiffDataValues.remove(DataColumns.ID); + } + + mDiffDataValues.put(DataColumns.NOTE_ID, noteId); + Uri uri = mContentResolver.insert(Notes.CONTENT_DATA_URI, mDiffDataValues); + 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"); + } + } else { + if (mDiffDataValues.size() > 0) { + int result = 0; + if (!validateVersion) { + result = mContentResolver.update(ContentUris.withAppendedId( + Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, null, null); + } else { + result = mContentResolver.update(ContentUris.withAppendedId( + Notes.CONTENT_DATA_URI, mDataId), mDiffDataValues, + " ? in (SELECT " + NoteColumns.ID + " FROM " + TABLE.NOTE + + " WHERE " + NoteColumns.VERSION + "=?)", new String[] { + String.valueOf(noteId), String.valueOf(version) + }); + } + if (result == 0) { + Log.w(TAG, "there is no update. maybe user updates note when syncing"); + } + } + } + + mDiffDataValues.clear(); + mIsCreate = false; + } + + public long getId() { + return mDataId; + } +} diff --git a/java/net/micode/notes/gtask/data/SqlNote.java b/java/net/micode/notes/gtask/data/SqlNote.java new file mode 100644 index 0000000..79a4095 --- /dev/null +++ b/java/net/micode/notes/gtask/data/SqlNote.java @@ -0,0 +1,505 @@ +/* + * 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 ArrayListpE AXffUy`+%Zhe5k(WEVAmO20Q6UEcE`Q@W8{MM8wP^?gRxZYm-+2Q
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