测试

AlarmAlertActivity.java

@@ -1,158 +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.ui;
-
-import android.app.Activity;
-import android.app.AlertDialog;
-import android.content.Context;
-import android.content.DialogInterface;
-import android.content.DialogInterface.OnClickListener;
-import android.content.DialogInterface.OnDismissListener;
-import android.content.Intent;
-import android.media.AudioManager;
-import android.media.MediaPlayer;
-import android.media.RingtoneManager;
-import android.net.Uri;
-import android.os.Bundle;
-import android.os.PowerManager;
-import android.provider.Settings;
-import android.view.Window;
-import android.view.WindowManager;
-
-import net.micode.notes.R;
-import net.micode.notes.data.Notes;
-import net.micode.notes.tool.DataUtils;
-
-import java.io.IOException;
-
-
-public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener {
-    private long mNoteId;
-    private String mSnippet;
-    private static final int SNIPPET_PREW_MAX_LEN = 60;
-    MediaPlayer mPlayer;
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        requestWindowFeature(Window.FEATURE_NO_TITLE);
-
-        final Window win = getWindow();
-        win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
-
-        if (!isScreenOn()) {
-            win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
-                    | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
-                    | WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON
-                    | WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR);
-        }
-
-        Intent intent = getIntent();
-
-        try {
-            mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1));
-            mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId);
-            mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0,
-                    SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info)
-                    : mSnippet;
-        } catch (IllegalArgumentException e) {
-            e.printStackTrace();
-            return;
-        }
-
-        mPlayer = new MediaPlayer();
-        if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) {
-            showActionDialog();
-            playAlarmSound();
-        } else {
-            finish();
-        }
-    }
-
-    private boolean isScreenOn() {
-        PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
-        return pm.isScreenOn();
-    }
-
-    private void playAlarmSound() {
-        Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM);
-
-        int silentModeStreams = Settings.System.getInt(getContentResolver(),
-                Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0);
-
-        if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) {
-            mPlayer.setAudioStreamType(silentModeStreams);
-        } else {
-            mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
-        }
-        try {
-            mPlayer.setDataSource(this, url);
-            mPlayer.prepare();
-            mPlayer.setLooping(true);
-            mPlayer.start();
-        } catch (IllegalArgumentException e) {
-            // TODO Auto-generated catch block
-            e.printStackTrace();
-        } catch (SecurityException e) {
-            // TODO Auto-generated catch block
-            e.printStackTrace();
-        } catch (IllegalStateException e) {
-            // TODO Auto-generated catch block
-            e.printStackTrace();
-        } catch (IOException e) {
-            // TODO Auto-generated catch block
-            e.printStackTrace();
-        }
-    }
-
-    private void showActionDialog() {
-        AlertDialog.Builder dialog = new AlertDialog.Builder(this);
-        dialog.setTitle(R.string.app_name);
-        dialog.setMessage(mSnippet);
-        dialog.setPositiveButton(R.string.notealert_ok, this);
-        if (isScreenOn()) {
-            dialog.setNegativeButton(R.string.notealert_enter, this);
-        }
-        dialog.show().setOnDismissListener(this);
-    }
-
-    public void onClick(DialogInterface dialog, int which) {
-        switch (which) {
-            case DialogInterface.BUTTON_NEGATIVE:
-                Intent intent = new Intent(this, NoteEditActivity.class);
-                intent.setAction(Intent.ACTION_VIEW);
-                intent.putExtra(Intent.EXTRA_UID, mNoteId);
-                startActivity(intent);
-                break;
-            default:
-                break;
-        }
-    }
-
-    public void onDismiss(DialogInterface dialog) {
-        stopAlarmSound();
-        finish();
-    }
-
-    private void stopAlarmSound() {
-        if (mPlayer != null) {
-            mPlayer.stop();
-            mPlayer.release();
-            mPlayer = null;
-        }
-    }
-}

MetaData.java

@@ -1,129 +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.
- */
-
-// MetaData 类继承自 Task，用于处理任务的元数据信息
-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 {
-    // 日志标签，用于日志记录
-    private final static String TAG = MetaData.class.getSimpleName();
-
-    // 存储相关的 Google 任务 ID
-    private String mRelatedGid = null;
-
-    /**
-     * 设置元数据信息
-     * 
-     * @param gid 相关的 Google 任务 ID
-     * @param metaInfo 元数据信息，以 JSON 格式表示
-     */
-    public void setMeta(String gid, JSONObject metaInfo) {
-        try {
-            // 将 Google 任务 ID 添加到元数据中
-            metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
-        } catch (JSONException e) {
-            // 如果添加失败，记录错误日志
-            Log.e(TAG, "failed to put related gid");
-        }
-        // 将元数据转换为字符串并设置为笔记
-        setNotes(metaInfo.toString());
-        // 设置元数据的名称
-        setName(GTaskStringUtils.META_NOTE_NAME);
-    }
-
-    /**
-     * 获取相关的 Google 任务 ID
-     * 
-     * @return 返回 Google 任务 ID
-     */
-    public String getRelatedGid() {
-        return mRelatedGid;
-    }
-
-    /**
-     * 判断元数据是否值得保存
-     * 
-     * @return 如果笔记不为空，则返回 true，否则返回 false
-     */
-    @Override
-    public boolean isWorthSaving() {
-        return getNotes() != null;
-    }
-
-    /**
-     * 从远程 JSON 设置内容
-     * 
-     * @param js 远程 JSON 对象
-     */
-    @Override
-    public void setContentByRemoteJSON(JSONObject js) {
-        super.setContentByRemoteJSON(js);
-        if (getNotes() != null) {
-            try {
-                // 解析笔记以获取 Google 任务 ID
-                JSONObject metaInfo = new JSONObject(getNotes().trim());
-                mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
-            } catch (JSONException e) {
-                // 如果解析失败，记录警告日志
-                Log.w(TAG, "failed to get related gid");
-                mRelatedGid = null;
-            }
-        }
-    }
-
-    /**
-     * 从本地 JSON 设置内容
-     * 此方法不应被调用
-     * 
-     * @param js 本地 JSON 对象
-     */
-    @Override
-    public void setContentByLocalJSON(JSONObject js) {
-        // 此方法不应被调用
-        throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
-    }
-
-    /**
-     * 从内容中获取本地 JSON
-     * 此方法不应被调用
-     * 
-     * @return 永远不会返回，将抛出异常
-     */
-    @Override
-    public JSONObject getLocalJSONFromContent() {
-        throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
-    }
-
-    /**
-     * 基于游标获取同步操作
-     * 此方法不应被调用
-     * 
-     * @param c 游标
-     * @return 永远不会返回，将抛出异常
-     */
-    @Override
-    public int getSyncAction(Cursor c) {
-        throw new IllegalAccessError("MetaData:getSyncAction should not be called");
-    }
-}

Node.java

@@ -1,126 +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.
- */
-
-/**
- * 抽象类Node代表一个基本的节点对象，提供了基本的属性和方法用于操作和同步节点数据
- * 主要用于笔记或任务的同步处理
- */
-package net.micode.notes.gtask.data;
-
-import android.database.Cursor;
-import org.json.JSONObject;
-
-public abstract class Node {
-    // 定义同步操作类型常量
-    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;
-
-    // 节点的基本属性
-    private String mGid;
-    private String mName;
-    private long mLastModified;
-    private boolean mDeleted;
-
-    /**
-     * 默认构造方法，初始化节点的基本属性
-     */
-    public Node() {
-        mGid = null;
-        mName = "";
-        mLastModified = 0;
-        mDeleted = false;
-    }
-
-    /**
-     * 根据操作ID生成创建操作的JSON对象
-     * @param actionId 操作ID，表示需要执行的同步操作类型
-     * @return 返回一个包含创建操作信息的JSON对象
-     */
-    public abstract JSONObject getCreateAction(int actionId);
-
-    /**
-     * 根据操作ID生成更新操作的JSON对象
-     * @param actionId 操作ID，表示需要执行的同步操作类型
-     * @return 返回一个包含更新操作信息的JSON对象
-     */
-    public abstract JSONObject getUpdateAction(int actionId);
-
-    /**
-     * 通过远程JSON对象设置节点内容
-     * @param js 远程JSON对象，包含节点的最新数据
-     */
-    public abstract void setContentByRemoteJSON(JSONObject js);
-
-    /**
-     * 通过本地JSON对象设置节点内容
-     * @param js 本地JSON对象，包含节点的现有数据
-     */
-    public abstract void setContentByLocalJSON(JSONObject js);
-
-    /**
-     * 从节点内容生成本地JSON对象
-     * @return 返回一个包含节点当前状态的JSON对象
-     */
-    public abstract JSONObject getLocalJSONFromContent();
-
-    /**
-     * 根据数据库游标确定同步操作类型
-     * @param c 数据库游标，指向查询到的节点数据
-     * @return 返回一个整数，表示需要执行的同步操作类型
-     */
-    public abstract int getSyncAction(Cursor c);
-
-    // 以下为节点属性的getter和setter方法
-    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;
-    }
-
-}

Note.java

@@ -1,209 +0,0 @@
-```java
-/**
- * 笔记和文件夹的列名和内容类型的常量接口。
- */
-public interface NoteColumns {
-    /**
-     * 创建日期
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String CREATED_DATE = "created_date";
-
-    /**
-     * 最后修改日期
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String MODIFIED_DATE = "modified_date";
-
-    /**
-     * 提醒日期
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String ALERTED_DATE = "alert_date";
-
-    /**
-     * 文件夹名称或笔记的文本内容
-     * <P> 类型: TEXT </P>
-     */
-    public static final String SNIPPET = "snippet";
-
-    /**
-     * 笔记的小部件ID
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String WIDGET_ID = "widget_id";
-
-    /**
-     * 笔记的小部件类型
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String WIDGET_TYPE = "widget_type";
-
-    /**
-     * 笔记的背景颜色ID
-     * <P> 类型: INTEGER (long) </P>
-     */
-    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
-     * <P> 类型: INTEGER </P>
-     */
-    public static final String HAS_ATTACHMENT = "has_attachment";
-
-    /**
-     * 文件夹中的笔记数量
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String NOTES_COUNT = "notes_count";
-
-    /**
-     * 文件类型：文件夹或笔记
-     * <P> 类型: INTEGER </P>
-     */
-    public static final String TYPE = "type";
-
-    /**
-     * 最后同步ID
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String SYNC_ID = "sync_id";
-
-    /**
-     * 标记是否本地已修改
-     * <P> 类型: INTEGER </P>
-     */
-    public static final String LOCAL_MODIFIED = "local_modified";
-
-    /**
-     * 移动到临时文件夹前的原始父ID
-     * <P> 类型: INTEGER </P>
-     */
-    public static final String ORIGIN_PARENT_ID = "origin_parent_id";
-
-    /**
-     * gtask ID
-     * <P> 类型: TEXT </P>
-     */
-    public static final String GTASK_ID = "gtask_id";
-
-    /**
-     * 版本号
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String VERSION = "version";
-}
-
-/**
- * 笔记和文件夹的数据列常量接口。
- */
-public interface DataColumns {
-    /**
-     * 行的唯一ID
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String ID = "_id";
-
-    /**
-     * 此行表示的项目的MIME类型。
-     * <P> 类型: TEXT </P>
-     */
-    public static final String MIME_TYPE = "mime_type";
-
-    /**
-     * 此数据所属笔记的引用ID
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String NOTE_ID = "note_id";
-
-    /**
-     * 笔记或文件夹的创建日期
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String CREATED_DATE = "created_date";
-
-    /**
-     * 最后修改日期
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String MODIFIED_DATE = "modified_date";
-
-    /**
-     * 数据的内容
-     * <P> 类型: TEXT </P>
-     */
-    public static final String CONTENT = "content";
-
-    /**
-     * 泛型数据列，具体含义特定，用于整数数据类型
-     * <P> 类型: INTEGER </P>
-     */
-    public static final String DATA1 = "data1";
-
-    /**
-     * 泛型数据列，具体含义特定，用于整数数据类型
-     * <P> 类型: INTEGER </P>
-     */
-    public static final String DATA2 = "data2";
-
-    /**
-     * 泛型数据列，具体含义特定，用于TEXT数据类型
-     * <P> 类型: TEXT </P>
-     */
-    public static final String DATA3 = "data3";
-
-    /**
-     * 泛型数据列，具体含义特定，用于TEXT数据类型
-     * <P> 类型: TEXT </P>
-     */
-    public static final String DATA4 = "data4";
-
-    /**
-     * 泛型数据列，具体含义特定，用于TEXT数据类型
-     * <P> 类型: TEXT </P>
-     */
-    public static final String DATA5 = "data5";
-}
-
-/**
- * 文本笔记特定列的常量类。
- */
-public static final class TextNote implements DataColumns {
-    /**
-     * 模式，表示文本是否在检查列表模式下
-     * <P> 类型: Integer 1:检查列表模式 0:普通模式 </P>
-     */
-    public static final String MODE = DATA1;
-
-    public static final int MODE_CHECK_LIST = 1;
-
-    public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";
-
-    public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
-
-    public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");
-}
-
-/**
- * 通话笔记特定列的常量类。
- */
-public static final class CallNote implements DataColumns {
-    /**
-     * 通话记录的通话日期
-     * <P> 类型: INTEGER (long) </P>
-     */
-    public static final String CALL_DATE = DATA1;
-
-    /**
-     * 通话记录的电话号码
-     * <P> 类型: TEXT </P>
-     */
-    public static final String PHONE_NUMBER = DATA3;
-
-    public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note";
-
-    public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
-
-    public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");
-}
-```

NotesDatabaseHelper.java

@@ -1,273 +0,0 @@
-
-// 创建笔记表的SQL语句
-private static final String CREATE_NOTE_TABLE_SQL = "CREATE TABLE " + TABLE.NOTE + " ("
-        + NoteColumns.ID + " TEXT PRIMARY KEY, "
-        + NoteColumns.TITLE + " TEXT NOT NULL, "
-        + NoteColumns.CONTENT + " TEXT NOT NULL, "
-        + NoteColumns.CREATED_DATE + " INTEGER NOT NULL, "
-        + NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL, "
-        + NoteColumns.TYPE + " INTEGER NOT NULL, "
-        + NoteColumns.PARENT_ID + " TEXT NOT NULL, "
-        + NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT '', "
-        + NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0"
-        + ");";
-
-// 创建与笔记表相关的触发器的SQL语句
-private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER = "CREATE TRIGGER increase_folder_count_on_update AFTER UPDATE ON " + TABLE.NOTE
-        + " BEGIN"
-        + " UPDATE " + TABLE.NOTE + " SET " + NoteColumns.COUNT + " = " + NoteColumns.COUNT + " + 1"
-        + " WHERE " + NoteColumns.ID + " = new." + NoteColumns.PARENT_ID + ";"
-        + " END;";
-// 类似的触发器SQL语句省略...
-
-// 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 AUTOINCREMENT, "
-        + DataColumns.Note_ID + " TEXT NOT NULL, "
-        + DataColumns.TYPE + " INTEGER NOT NULL, "
-        + DataColumns.CONTENT + " TEXT NOT NULL, "
-        + DataColumns.CREATED_DATE + " INTEGER NOT NULL"
-        + ");";
-
-// 创建与数据表相关的触发器的SQL语句
-private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER = "CREATE TRIGGER update_note_content_on_insert AFTER INSERT ON " + TABLE.DATA
-        + " BEGIN"
-        + " UPDATE " + TABLE.NOTE + " SET " + NoteColumns.CONTENT + " = new." + DataColumns.CONTENT
-        + " WHERE " + NoteColumns.ID + " = new." + DataColumns.Note_ID + ";"
-        + " END;";
-// 类似的触发器SQL语句省略...
-
-// 在数据表上创建索引的SQL语句
-private static final String CREATE_DATA_NOTE_ID_INDEX_SQL = "CREATE INDEX " + TABLE.DATA + "_note_id_index ON "
-        + TABLE.DATA + " (" + DataColumns.Note_ID + ");";
-
-// 删除触发器的SQL语句
-private static final String DROP_TRIGGER_SQL = "DROP TRIGGER IF EXISTS %s;";
-
-// 插入系统文件夹的SQL语句
-private static final String INSERT_SYSTEM_FOLDER_SQL = "INSERT INTO " + TABLE.NOTE + " ("
-        + NoteColumns.ID + ", "
-        + NoteColumns.TYPE + ", "
-        + NoteColumns.TITLE + ", "
-        + NoteColumns.CONTENT + ", "
-        + NoteColumns.CREATED_DATE + ", "
-        + NoteColumns.MODIFIED_DATE + ", "
-        + NoteColumns.PARENT_ID + ")"
-        + " VALUES (?, ?, ?, ?, ?, ?, ?);";
-
-// 更新笔记表的SQL语句
-private static final String UPDATE_NOTE_TABLE_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.TITLE + " = ?, "
-        + NoteColumns.CONTENT + " = ?, "
-        + NoteColumns.MODIFIED_DATE + " = ?, "
-        + NoteColumns.PARENT_ID + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 删除笔记的SQL语句
-private static final String DELETE_NOTE_SQL = "DELETE FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 查询笔记的SQL语句
-private static final String QUERY_NOTES_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.PARENT_ID + " = ?"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 按ID查询笔记的SQL语句
-private static final String QUERY_NOTE_BY_ID_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 查询笔记的最大版本的SQL语句
-private static final String QUERY_MAX_VERSION_SQL = "SELECT MAX(" + NoteColumns.VERSION + ") FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 更新笔记版本的SQL语句
-private static final String UPDATE_NOTE_VERSION_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.VERSION + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 删除旧笔记的SQL语句
-private static final String DELETE_OLD_NOTES_SQL = "DELETE FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.VERSION + " < ?;";
-
-// 创建新版本笔记的SQL语句
-private static final String CREATE_NEW_VERSION_SQL = "INSERT INTO " + TABLE.NOTE + " ("
-        + NoteColumns.ID + ", "
-        + NoteColumns.TITLE + ", "
-        + NoteColumns.CONTENT + ", "
-        + NoteColumns.CREATED_DATE + ", "
-        + NoteColumns.MODIFIED_DATE + ", "
-        + NoteColumns.TYPE + ", "
-        + NoteColumns.PARENT_ID + ", "
-        + NoteColumns.GTASK_ID + ", "
-        + NoteColumns.VERSION + ")"
-        + " VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?);";
-
-// 按类型查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_TYPE_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.TYPE + " = ?"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 按标题查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_TITLE_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.TITLE + " LIKE ?"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 按内容查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_CONTENT_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.CONTENT + " LIKE ?"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 按日期范围查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_DATE_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.CREATED_DATE + " BETWEEN ? AND ?"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 按GTASK ID查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_GTASK_ID_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.GTASK_ID + " = ?;";
-
-// 更新笔记的GTASK ID的SQL语句
-private static final String UPDATE_NOTE_GTASK_ID_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.GTASK_ID + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 查询回收站中的笔记的SQL语句
-private static final String QUERY_TRASH_NOTES_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.PARENT_ID + " = " + Notes.ID_TRASH_FOLER
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 从回收站恢复笔记的SQL语句
-private static final String RESTORE_NOTE_FROM_TRASH_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.PARENT_ID + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 永久删除笔记的SQL语句
-private static final String PERMANENTLY_DELETE_NOTE_SQL = "DELETE FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 查询文件夹中笔记数量的SQL语句
-private static final String QUERY_FOLDER_COUNT_SQL = "SELECT COUNT(*) FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.PARENT_ID + " = ?;";
-
-// 更新文件夹中笔记数量的SQL语句
-private static final String UPDATE_FOLDER_COUNT_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.COUNT + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 查询笔记表中的最大ID的SQL语句
-private static final String QUERY_MAX_ID_SQL = "SELECT MAX(" + NoteColumns.ID + ") FROM " + TABLE.NOTE;
-
-// 插入新笔记的SQL语句
-private static final String INSERT_NOTE_SQL = "INSERT INTO " + TABLE.NOTE + " ("
-        + NoteColumns.ID + ", "
-        + NoteColumns.TITLE + ", "
-        + NoteColumns.CONTENT + ", "
-        + NoteColumns.CREATED_DATE + ", "
-        + NoteColumns.MODIFIED_DATE + ", "
-        + NoteColumns.TYPE + ", "
-        + NoteColumns.PARENT_ID + ")"
-        + " VALUES (?, ?, ?, ?, ?, ?, ?);";
-
-// 更新笔记标题的SQL语句
-private static final String UPDATE_NOTE_TITLE_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.TITLE + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 更新笔记内容的SQL语句
-private static final String UPDATE_NOTE_CONTENT_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.CONTENT + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 更新笔记修改日期的SQL语句
-private static final String UPDATE_NOTE_MODIFIED_DATE_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.MODIFIED_DATE + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 更新笔记父ID的SQL语句
-private static final String UPDATE_NOTE_PARENT_ID_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.PARENT_ID + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 删除文件夹中的笔记的SQL语句
-private static final String DELETE_NOTES_IN_FOLDER_SQL = "DELETE FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.PARENT_ID + " = ?;";
-
-// 按父ID查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_PARENT_ID_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.PARENT_ID + " = ?;";
-
-// 更新笔记类型的SQL语句
-private static final String UPDATE_NOTE_TYPE_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.TYPE + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 按类型和父ID查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_TYPE_AND_PARENT_ID_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.TYPE + " = ? AND "
-        + NoteColumns.PARENT_ID + " = ?;"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-/**
- * 构造函数，初始化数据库帮助器。
- *
- * @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 数据库对象
- */
-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 数据库对象
- */
-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 数据库对象
- */
-private void createSystemFolder(SQLiteDatabase db) {
-    ContentValues values = new ContentValues();
-
-    /**
-     * 通话记录文件夹，用于存储通话笔记
-     */
-    values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);
-    values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
-    db.insert(TABLE.NOTE, null, values);
-
-    /**
-     * 根文件夹，作为默认文件夹
-     */
-    values.clear();
-    values.put(NoteColumns.ID, Notes.ID

NotesProvider.java

@@ -1,273 +0,0 @@
-
-// 创建笔记表的SQL语句
-private static final String CREATE_NOTE_TABLE_SQL = "CREATE TABLE " + TABLE.NOTE + " ("
-        + NoteColumns.ID + " TEXT PRIMARY KEY, "
-        + NoteColumns.TITLE + " TEXT NOT NULL, "
-        + NoteColumns.CONTENT + " TEXT NOT NULL, "
-        + NoteColumns.CREATED_DATE + " INTEGER NOT NULL, "
-        + NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL, "
-        + NoteColumns.TYPE + " INTEGER NOT NULL, "
-        + NoteColumns.PARENT_ID + " TEXT NOT NULL, "
-        + NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT '', "
-        + NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0"
-        + ");";
-
-// 创建与笔记表相关的触发器的SQL语句
-private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER = "CREATE TRIGGER increase_folder_count_on_update AFTER UPDATE ON " + TABLE.NOTE
-        + " BEGIN"
-        + " UPDATE " + TABLE.NOTE + " SET " + NoteColumns.COUNT + " = " + NoteColumns.COUNT + " + 1"
-        + " WHERE " + NoteColumns.ID + " = new." + NoteColumns.PARENT_ID + ";"
-        + " END;";
-// 类似的触发器SQL语句省略...
-
-// 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 AUTOINCREMENT, "
-        + DataColumns.Note_ID + " TEXT NOT NULL, "
-        + DataColumns.TYPE + " INTEGER NOT NULL, "
-        + DataColumns.CONTENT + " TEXT NOT NULL, "
-        + DataColumns.CREATED_DATE + " INTEGER NOT NULL"
-        + ");";
-
-// 创建与数据表相关的触发器的SQL语句
-private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER = "CREATE TRIGGER update_note_content_on_insert AFTER INSERT ON " + TABLE.DATA
-        + " BEGIN"
-        + " UPDATE " + TABLE.NOTE + " SET " + NoteColumns.CONTENT + " = new." + DataColumns.CONTENT
-        + " WHERE " + NoteColumns.ID + " = new." + DataColumns.Note_ID + ";"
-        + " END;";
-// 类似的触发器SQL语句省略...
-
-// 在数据表上创建索引的SQL语句
-private static final String CREATE_DATA_NOTE_ID_INDEX_SQL = "CREATE INDEX " + TABLE.DATA + "_note_id_index ON "
-        + TABLE.DATA + " (" + DataColumns.Note_ID + ");";
-
-// 删除触发器的SQL语句
-private static final String DROP_TRIGGER_SQL = "DROP TRIGGER IF EXISTS %s;";
-
-// 插入系统文件夹的SQL语句
-private static final String INSERT_SYSTEM_FOLDER_SQL = "INSERT INTO " + TABLE.NOTE + " ("
-        + NoteColumns.ID + ", "
-        + NoteColumns.TYPE + ", "
-        + NoteColumns.TITLE + ", "
-        + NoteColumns.CONTENT + ", "
-        + NoteColumns.CREATED_DATE + ", "
-        + NoteColumns.MODIFIED_DATE + ", "
-        + NoteColumns.PARENT_ID + ")"
-        + " VALUES (?, ?, ?, ?, ?, ?, ?);";
-
-// 更新笔记表的SQL语句
-private static final String UPDATE_NOTE_TABLE_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.TITLE + " = ?, "
-        + NoteColumns.CONTENT + " = ?, "
-        + NoteColumns.MODIFIED_DATE + " = ?, "
-        + NoteColumns.PARENT_ID + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 删除笔记的SQL语句
-private static final String DELETE_NOTE_SQL = "DELETE FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 查询笔记的SQL语句
-private static final String QUERY_NOTES_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.PARENT_ID + " = ?"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 按ID查询笔记的SQL语句
-private static final String QUERY_NOTE_BY_ID_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 查询笔记的最大版本的SQL语句
-private static final String QUERY_MAX_VERSION_SQL = "SELECT MAX(" + NoteColumns.VERSION + ") FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 更新笔记版本的SQL语句
-private static final String UPDATE_NOTE_VERSION_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.VERSION + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 删除旧笔记的SQL语句
-private static final String DELETE_OLD_NOTES_SQL = "DELETE FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.VERSION + " < ?;";
-
-// 创建新版本笔记的SQL语句
-private static final String CREATE_NEW_VERSION_SQL = "INSERT INTO " + TABLE.NOTE + " ("
-        + NoteColumns.ID + ", "
-        + NoteColumns.TITLE + ", "
-        + NoteColumns.CONTENT + ", "
-        + NoteColumns.CREATED_DATE + ", "
-        + NoteColumns.MODIFIED_DATE + ", "
-        + NoteColumns.TYPE + ", "
-        + NoteColumns.PARENT_ID + ", "
-        + NoteColumns.GTASK_ID + ", "
-        + NoteColumns.VERSION + ")"
-        + " VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?);";
-
-// 按类型查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_TYPE_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.TYPE + " = ?"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 按标题查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_TITLE_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.TITLE + " LIKE ?"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 按内容查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_CONTENT_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.CONTENT + " LIKE ?"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 按日期范围查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_DATE_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.CREATED_DATE + " BETWEEN ? AND ?"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 按GTASK ID查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_GTASK_ID_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.GTASK_ID + " = ?;";
-
-// 更新笔记的GTASK ID的SQL语句
-private static final String UPDATE_NOTE_GTASK_ID_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.GTASK_ID + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 查询回收站中的笔记的SQL语句
-private static final String QUERY_TRASH_NOTES_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.PARENT_ID + " = " + Notes.ID_TRASH_FOLER
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-// 从回收站恢复笔记的SQL语句
-private static final String RESTORE_NOTE_FROM_TRASH_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.PARENT_ID + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 永久删除笔记的SQL语句
-private static final String PERMANENTLY_DELETE_NOTE_SQL = "DELETE FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 查询文件夹中笔记数量的SQL语句
-private static final String QUERY_FOLDER_COUNT_SQL = "SELECT COUNT(*) FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.PARENT_ID + " = ?;";
-
-// 更新文件夹中笔记数量的SQL语句
-private static final String UPDATE_FOLDER_COUNT_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.COUNT + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 查询笔记表中的最大ID的SQL语句
-private static final String QUERY_MAX_ID_SQL = "SELECT MAX(" + NoteColumns.ID + ") FROM " + TABLE.NOTE;
-
-// 插入新笔记的SQL语句
-private static final String INSERT_NOTE_SQL = "INSERT INTO " + TABLE.NOTE + " ("
-        + NoteColumns.ID + ", "
-        + NoteColumns.TITLE + ", "
-        + NoteColumns.CONTENT + ", "
-        + NoteColumns.CREATED_DATE + ", "
-        + NoteColumns.MODIFIED_DATE + ", "
-        + NoteColumns.TYPE + ", "
-        + NoteColumns.PARENT_ID + ")"
-        + " VALUES (?, ?, ?, ?, ?, ?, ?);";
-
-// 更新笔记标题的SQL语句
-private static final String UPDATE_NOTE_TITLE_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.TITLE + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 更新笔记内容的SQL语句
-private static final String UPDATE_NOTE_CONTENT_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.CONTENT + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 更新笔记修改日期的SQL语句
-private static final String UPDATE_NOTE_MODIFIED_DATE_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.MODIFIED_DATE + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 更新笔记父ID的SQL语句
-private static final String UPDATE_NOTE_PARENT_ID_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.PARENT_ID + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 删除文件夹中的笔记的SQL语句
-private static final String DELETE_NOTES_IN_FOLDER_SQL = "DELETE FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.PARENT_ID + " = ?;";
-
-// 按父ID查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_PARENT_ID_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.PARENT_ID + " = ?;";
-
-// 更新笔记类型的SQL语句
-private static final String UPDATE_NOTE_TYPE_SQL = "UPDATE " + TABLE.NOTE + " SET "
-        + NoteColumns.TYPE + " = ?"
-        + " WHERE " + NoteColumns.ID + " = ?;";
-
-// 按类型和父ID查询笔记的SQL语句
-private static final String QUERY_NOTES_BY_TYPE_AND_PARENT_ID_SQL = "SELECT * FROM " + TABLE.NOTE
-        + " WHERE " + NoteColumns.TYPE + " = ? AND "
-        + NoteColumns.PARENT_ID + " = ?;"
-        + " ORDER BY " + NoteColumns.MODIFIED_DATE + " DESC;";
-
-/**
- * 构造函数，初始化数据库帮助器。
- *
- * @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 数据库对象
- */
-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 数据库对象
- */
-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 数据库对象
- */
-private void createSystemFolder(SQLiteDatabase db) {
-    ContentValues values = new ContentValues();
-
-    /**
-     * 通话记录文件夹，用于存储通话笔记
-     */
-    values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);
-    values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
-    db.insert(TABLE.NOTE, null, values);
-
-    /**
-     * 根文件夹，作为默认文件夹
-     */
-    values.clear();
-    values.put(NoteColumns.ID, Notes.ID

SqlData.java

@@ -1,192 +0,0 @@
-import net.micode.notes.gtask.exception.ActionFailureException;
-
-import org.json.JSONException;
-import org.json.JSONObject;
-
-/**
- * SqlData类用于处理与数据库相关的操作，主要负责将JSON数据与数据库记录进行相互转换和更新
- */
-public class SqlData {
-    // 日志标签，用于标识日志来源
-    private static final String TAG = SqlData.class.getSimpleName();
-    
-    // 无效的ID标识，用于表示未初始化或无效的数据库ID
-    private static final int INVALID_ID = -99999;
-    
-    // 数据库查询投影，定义了需要查询的列
-    public static final String[] PROJECTION_DATA = new String[] {
-            DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
-            DataColumns.DATA3
-    };
-    
-    // 下面是数据库查询结果中各列的索引位置
-    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;
-    
-    // ContentResolver用于访问内容提供者
-    private ContentResolver mContentResolver;
-    
-    // 标识当前对象是否是新创建的
-    private boolean mIsCreate;
-    
-    // 下面是数据库记录的各项字段
-    private long mDataId;
-    private String mDataMimeType;
-    private String mDataContent;
-    private long mDataContentData1;
-    private String mDataContentData3;
-    
-    // 用于存储待更新的数据库记录值
-    private ContentValues mDiffDataValues;
-    
-    /**
-     * 构造函数，用于创建新的SqlData对象
-     * @param context 上下文环境，用于获取ContentResolver
-     */
-    public SqlData(Context context) {
-        mContentResolver = context.getContentResolver();
-        mIsCreate = true;
-        mDataId = INVALID_ID;
-        mDataMimeType = DataConstants.NOTE;
-        mDataContent = "";
-        mDataContentData1 = 0;
-        mDataContentData3 = "";
-        mDiffDataValues = new ContentValues();
-    }
-    
-    /**
-     * 构造函数，用于从现有的数据库记录创建SqlData对象
-     * @param context 上下文环境，用于获取ContentResolver
-     * @param c 游标对象，指向数据库记录
-     */
-    public SqlData(Context context, Cursor c) {
-        mContentResolver = context.getContentResolver();
-        mIsCreate = false;
-        loadFromCursor(c);
-        mDiffDataValues = new ContentValues();
-    }
-    
-    /**
-     * 从游标中加载数据库记录
-     * @param c 游标对象，指向数据库记录
-     */
-    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);
-    }
-    
-    /**
-     * 设置内容，从JSONObject中提取数据并更新到SqlData对象
-     * @param js 包含数据的JSONObject对象
-     * @throws JSONException 当JSON操作失败时抛出
-     */
-    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;
-    }
-    
-    /**
-     * 获取内容，将SqlData对象的数据封装到JSONObject中
-     * @return 包含数据的JSONObject对象
-     * @throws JSONException 当JSON操作失败时抛出
-     */
-    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;
-    }
-    
-    /**
-     * 提交更改，将SqlData对象的数据更新到数据库中
-     * @param noteId 笔记的ID
-     * @param validateVersion 是否需要验证版本号
-     * @param version 版本号
-     */
-    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;
-    }
-    
-    /**
-     * 获取数据库记录的ID
-     * @return 数据库记录的ID
-     */
-    public long getId() {
-        return mDataId;
-    }
-}

SqlNote.java

@@ -1,94 +0,0 @@
-// The class Note is used to handle note-related data and operations, including the creation, updating, and querying of notes.
-public class Note {
-    // Other member variables and constructors are omitted here.
-
-    /**
-     * Update the content of the note.
-     * @param data The new content of the note.
-     * @return Returns true if the update is successful, otherwise returns false.
-     */
-    public boolean setContent(String data) {
-        // Existing code is omitted here.
-    }
-
-    /**
-     * Get the content of the note in the form of a JSONObject.
-     * @return Returns the JSONObject containing the note content, or null if the operation fails.
-     */
-    public JSONObject getContent() {
-        // Existing code is omitted here.
-    }
-
-    /**
-     * Set the parent ID of the note.
-     * @param id The new parent ID of the note.
-     */
-    public void setParentId(long id) {
-        // Existing code is omitted here.
-    }
-
-    /**
-     * Set the GTASK ID of the note.
-     * @param gid The new GTASK ID of the note.
-     */
-    public void setGtaskId(String gid) {
-        // Existing code is omitted here.
-    }
-
-    /**
-     * Set the sync ID of the note.
-     * @param syncId The new sync ID of the note.
-     */
-    public void setSyncId(long syncId) {
-        // Existing code is omitted here.
-    }
-
-    /**
-     * Reset the local modification flag of the note.
-     */
-    public void resetLocalModified() {
-        // Existing code is omitted here.
-    }
-
-    /**
-     * Get the ID of the note.
-     * @return Returns the ID of the note.
-     */
-    public long getId() {
-        // Existing code is omitted here.
-    }
-
-    /**
-     * Get the parent ID of the note.
-     * @return Returns the parent ID of the note.
-     */
-    public long getParentId() {
-        // Existing code is omitted here.
-    }
-
-    /**
-     * Get the snippet of the note.
-     * @return Returns the snippet of the note.
-     */
-    public String getSnippet() {
-        // Existing code is omitted here.
-    }
-
-    /**
-     * Check if the note type is a regular note.
-     * @return Returns true if the note type is a regular note, otherwise returns false.
-     */
-    public boolean isNoteType() {
-        // Existing code is omitted here.
-    }
-
-    /**
-     * Commit the changes of the note.
-     * @param validateVersion Whether to validate the version before updating.
-     * @throws ActionFailureException If the note creation fails.
-     * @throws IllegalStateException If the note ID is invalid or the update fails.
-     */
-    public void commit(boolean validateVersion) {
-        // Existing code is omitted here.
-    }
-}

Task.java

@@ -1,392 +0,0 @@
-```java
-// Task类继承自Node类，用于表示一个任务对象
-public class Task extends Node {
-    // 日志标签，用于标识日志信息来源
-    private static final String TAG = Task.class.getSimpleName();
-
-    // 表示任务是否已完成
-    private boolean mCompleted;
-
-    // 任务的备注信息
-    private String mNotes;
-
-    // 任务的元信息，使用JSONObject存储
-    private JSONObject mMetaInfo;
-
-    // 任务的前一个兄弟任务，用于任务排序
-    private Task mPriorSibling;
-
-    // 任务所属的任务列表
-    private TaskList mParent;
-
-    // Task类的构造方法，初始化任务的默认状态
-    public Task() {
-        super();
-        mCompleted = false;
-        mNotes = null;
-        mPriorSibling = null;
-        mParent = null;
-        mMetaInfo = null;
-    }
-
-    /**
-     * 生成任务创建操作的JSON对象
-     * @param actionId 操作ID
-     * @return 返回表示创建操作的JSONObject
-     * @throws ActionFailureException 如果JSON对象生成失败，则抛出此异常
-     */
-    public JSONObject getCreateAction(int actionId) {
-        JSONObject js = new JSONObject();
-
-        try {
-            // action_type
-            js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
-                    GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
-
-            // action_id
-            js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
-
-            // index
-            js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this));
-
-            // entity_delta
-            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);
-
-            // parent_id
-            js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid());
-
-            // dest_parent_type
-            js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE,
-                    GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
-
-            // list_id
-            js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid());
-
-            // prior_sibling_id
-            if (mPriorSibling != null) {
-                js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid());
-            }
-
-        } catch (JSONException e) {
-            Log.e(TAG, e.toString());
-            e.printStackTrace();
-            throw new ActionFailureException("fail to generate task-create jsonobject");
-        }
-
-        return js;
-    }
-
-    /**
-     * 生成任务更新操作的JSON对象
-     * @param actionId 操作ID
-     * @return 返回表示更新操作的JSONObject
-     * @throws ActionFailureException 如果JSON对象生成失败，则抛出此异常
-     */
-    public JSONObject getUpdateAction(int actionId) {
-        JSONObject js = new JSONObject();
-
-        try {
-            // action_type
-            js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
-                    GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
-
-            // action_id
-            js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
-
-            // id
-            js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
-
-            // entity_delta
-            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("fail to generate task-update jsonobject");
-        }
-
-        return js;
-    }
-
-    /**
-     * 通过远程JSON对象设置任务内容
-     * @param js 远程JSON对象，包含任务的相关信息
-     * @throws ActionFailureException 如果设置内容失败，则抛出此异常
-     */
-    public void setContentByRemoteJSON(JSONObject js) {
-        if (js != null) {
-            try {
-                // id
-                if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
-                    setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
-                }
-
-                // last_modified
-                if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
-                    setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
-                }
-
-                // name
-                if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
-                    setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
-                }
-
-                // notes
-                if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) {
-                    setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES));
-                }
-
-                // deleted
-                if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) {
-                    setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED));
-                }
-
-                // completed
-                if (js.has(GTaskStringUtils.GTASK_JSON_COMPLETED)) {
-                    setCompleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_COMPLETED));
-                }
-            } catch (JSONException e) {
-                Log.e(TAG, e.toString());
-                e.printStackTrace();
-                throw new ActionFailureException("fail to get task content from jsonobject");
-            }
-        }
-    }
-
-    /**
-     * 通过本地JSON对象设置任务内容
-     * @param js 本地JSON对象，包含任务的相关信息
-     * @throws ActionFailureException 如果设置内容失败，则抛出此异常
-     */
-    public void setContentByLocalJSON(JSONObject js) {
-        if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)
-                || !js.has(GTaskStringUtils.META_HEAD_DATA)) {
-```
-
-// 当没有可用内容时记录警告信息
-Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");
-}
-
-try {
-    // 从JSON对象中获取笔记和数据数组
-    JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
-    JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
-
-    // 检查笔记类型是否无效
-    if (note.getInt(NoteColumns.TYPE) != Notes.TYPE_NOTE) {
-        Log.e(TAG, "invalid type");
-        return;
-    }
-
-    // 遍历数据数组以查找并设置笔记内容
-    for (int i = 0; i < dataArray.length(); i++) {
-        JSONObject data = dataArray.getJSONObject(i);
-        if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) {
-            setName(data.getString(DataColumns.CONTENT));
-            break;
-        }
-    }
-
-} catch (JSONException e) {
-    // 记录并打印JSONException的堆栈跟踪
-    Log.e(TAG, e.toString());
-    e.printStackTrace();
-}
-```
-```java
-/**
- * 从内容生成本地使用的JSON对象
- * 
- * @return 表示笔记内容的JSONObject，如果内容为空则返回null
- */
-public JSONObject getLocalJSONFromContent() {
-    String name = getName();
-    try {
-        // 处理从网页创建的新任务
-        if (mMetaInfo == null) {
-            if (name == null) {
-                Log.w(TAG, "the note seems to be an empty one");
-                return null;
-            }
-
-            // 构建新的笔记JSON对象
-            JSONObject js = new JSONObject();
-            JSONObject note = new JSONObject();
-            JSONArray dataArray = new JSONArray();
-            JSONObject data = new JSONObject();
-            data.put(DataColumns.CONTENT, name);
-            dataArray.put(data);
-            js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
-            note.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
-            js.put(GTaskStringUtils.META_HEAD_NOTE, note);
-            return js;
-        } else {
-            // 处理已同步的任务
-            JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
-            JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
-
-            // 更新数据数组中的笔记内容
-            for (int i = 0; i < dataArray.length(); i++) {
-                JSONObject data = dataArray.getJSONObject(i);
-                if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) {
-                    data.put(DataColumns.CONTENT, getName());
-                    break;
-                }
-            }
-
-            note.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
-            return mMetaInfo;
-        }
-    } catch (JSONException e) {
-        // 记录并打印JSONException的堆栈跟踪
-        Log.e(TAG, e.toString());
-        e.printStackTrace();
-        return null;
-    }
-}
-```
-```java
-/**
- * 设置任务的元信息
- * 
- * @param metaData 包含笔记信息的MetaData对象
- */
-public void setMetaInfo(MetaData metaData) {
-    if (metaData != null && metaData.getNotes() != null) {
-        try {
-            // 将笔记信息转换为JSON对象
-            mMetaInfo = new JSONObject(metaData.getNotes());
-        } catch (JSONException e) {
-            // 转换失败时记录错误并将mMetaInfo设置为null
-            Log.w(TAG, e.toString());
-            mMetaInfo = null;
-        }
-    }
-}
-```
-```java
-/**
- * 根据当前状态和数据库游标确定同步操作
- * 
- * @param c 指向数据库中笔记数据的游标
- * @return 表示要执行的同步操作的整数
- */
-public int getSyncAction(Cursor c) {
-    try {
-        // 从mMetaInfo中获取笔记信息
-        JSONObject noteInfo = null;
-        if (mMetaInfo != null && mMetaInfo.has(GTaskStringUtils.META_HEAD_NOTE)) {
-            noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
-        }
-
-        // 根据笔记信息确定同步操作
-        if (noteInfo == null) {
-            Log.w(TAG, "it seems that note meta has been deleted");
-            return SYNC_ACTION_UPDATE_REMOTE;
-        }
-
-        if (!noteInfo.has(NoteColumns.ID)) {
-            Log.w(TAG, "remote note id seems to be deleted");
-            return SYNC_ACTION_UPDATE_LOCAL;
-        }
-
-        // 验证笔记ID
-        if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) {
-            Log.w(TAG, "note id doesn't match");
-            return SYNC_ACTION_UPDATE_LOCAL;
-        }
-
-        // 根据本地修改状态确定同步操作
-        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 {
-            // 验证GTasks ID
-            if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
-                Log.e(TAG, "gtask id doesn't match");
-                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) {
-        // 记录并打印异常的堆栈跟踪
-        Log.e(TAG, e.toString());
-        e.printStackTrace();
-    }
-
-    return SYNC_ACTION_ERROR;
-}
-```
-```java
-/**
- * 检查任务是否有值得保存的内容
- * 
- * @return 布尔值，表示任务是否有值得保存的内容
- */
-public boolean isWorthSaving() {
-    return mMetaInfo != null || (getName() != null && getName().trim().length() > 0)
-            || (getNotes() != null && getNotes().trim().length() > 0);
-}
-```
-```java
-// 设置任务的完成状态
-public void setCompleted(boolean completed) {
-    this.mCompleted = completed;
-}
-
-// 设置任务的笔记内容
-public void setNotes(String notes) {
-    this.mNotes = notes;
-}
-
-// 设置任务的前一个兄弟任务
-public void setPriorSibling(Task priorSibling) {
-    this.mPriorSibling = priorSibling;
-}
-
-// 设置任务的父任务列表
-public void setParent(TaskList parent) {
-    this.mParent = parent;
-}
-
-// 获取任务的完成状态
-public boolean getCompleted() {
-    return this.mCompleted;
-}
-
-// 获取任务的笔记内容
-public String getNotes() {
-    return this.mNotes;
-}
-
-// 获取任务的前一个兄弟任务
-public Task getPriorSibling() {
-    return this.mPriorSibling;
-}
-
-// 获取任务的父任务列表
-public TaskList getParent() {
-    return this.mParent;
-}
-```

TaskList.java

@@ -1,449 +0,0 @@
-```java
-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;
-
-/**
- * TaskList 类代表一个任务列表，继承自 Node 类
- * 它包含一个任务列表和相关的操作，如创建和更新任务列表的 JSON 对象
- */
-public class TaskList extends Node {
-    private static final String TAG = TaskList.class.getSimpleName();
-
-    // 任务列表的索引
-    private int mIndex;
-
-    // 任务列表
-    private ArrayList<Task> mChildren;
-
-    /**
-     * TaskList 构造函数初始化任务列表和索引
-     */
-    public TaskList() {
-        super();
-        mChildren = new ArrayList<Task>();
-        mIndex = 1;
-    }
-
-    /**
-     * 生成创建任务列表的 JSON 对象
-     * 
-     * @param actionId 操作的 ID
-     * @return 创建操作的 JSON 对象
-     * @throws ActionFailureException 如果生成 JSON 对象失败
-     */
-    public JSONObject getCreateAction(int actionId) {
-        JSONObject js = new JSONObject();
-
-        try {
-            // action_type
-            js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
-                    GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE);
-
-            // action_id
-            js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
-
-            // index
-            js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex);
-
-            // entity_delta
-            JSONObject entity = new JSONObject();
-            entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
-            entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
-            entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
-                    GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
-            js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
-
-        } catch (JSONException e) {
-            Log.e(TAG, e.toString());
-            e.printStackTrace();
-            throw new ActionFailureException("fail to generate tasklist-create jsonobject");
-        }
-
-        return js;
-    }
-
-    /**
-     * 生成更新任务列表的 JSON 对象
-     * 
-     * @param actionId 操作的 ID
-     * @return 更新操作的 JSON 对象
-     * @throws ActionFailureException 如果生成 JSON 对象失败
-     */
-    public JSONObject getUpdateAction(int actionId) {
-        JSONObject js = new JSONObject();
-
-        try {
-            // action_type
-            js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
-                    GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE);
-
-            // action_id
-            js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId);
-
-            // id
-            js.put(GTaskStringUtils.GTASK_JSON_ID, getGid());
-
-            // entity_delta
-            JSONObject entity = new JSONObject();
-            entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
-            entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted());
-            js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
-
-        } catch (JSONException e) {
-            Log.e(TAG, e.toString());
-            e.printStackTrace();
-            throw new ActionFailureException("fail to generate tasklist-update jsonobject");
-        }
-
-        return js;
-    }
-
-    /**
-     * 通过远程 JSON 对象设置任务列表的内容
-     * 
-     * @param js 远程 JSON 对象
-     * @throws ActionFailureException 如果设置内容失败
-     */
-    public void setContentByRemoteJSON(JSONObject js) {
-        if (js != null) {
-            try {
-                // id
-                if (js.has(GTaskStringUtils.GTASK_JSON_ID)) {
-                    setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID));
-                }
-
-                // last_modified
-                if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) {
-                    setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED));
-                }
-
-                // name
-                if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) {
-                    setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME));
-                }
-
-            } catch (JSONException e) {
-                Log.e(TAG, e.toString());
-                e.printStackTrace();
-                throw new ActionFailureException("fail to get tasklist content from jsonobject");
-            }
-        }
-    }
-
-    /**
-     * 通过本地 JSON 对象设置任务列表的内容
-     * 
-     * @param js 本地 JSON 对象
-     * @throws ActionFailureException 如果设置内容失败
-     */
-    public void setContentByLocalJSON(JSONObject js) {
-        if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) {
-            Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");
-        }
-
-        try {
-            JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
-
-            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, "invalid system folder");
-            } else {
-                Log.e(TAG, "error type");
-            }
-        } catch (JSONException e) {
-            Log.e(TAG, e.toString());
-	e.printStackTrace();
-}
-}
-
-/**
- * 获取本地 JSON 内容
- * 
- * 该方法构建一个表示本地笔记信息的 JSONObject，包括文件夹名称和类型
- * @return 包含本地笔记信息的 JSONObject，如果发生异常则返回 null
- */
-public JSONObject getLocalJSONFromContent() {
-    try {
-        JSONObject js = new JSONObject();
-        JSONObject folder = new JSONObject();
-
-        String folderName = getName();
-        if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX))
-            folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length(),
-                    folderName.length());
-        folder.put(NoteColumns.SNIPPET, folderName);
-        if (folderName.equals(GTaskStringUtils.FOLDER_DEFAULT)
-                || folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE))
-            folder.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
-        else
-            folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER);
-
-        js.put(GTaskStringUtils.META_HEAD_NOTE, folder);
-
-        return js;
-    } catch (JSONException e) {
-        Log.e(TAG, e.toString());
-        e.printStackTrace();
-        return null;
-    }
-}
-
-/**
- * 根据游标获取同步操作
- * 
- * 根据游标信息确定本地和远程笔记之间的同步操作
- * @param c 指向数据库记录的游标
- * @return 同步操作常量之一
- */
-public int getSyncAction(Cursor c) {
-    try {
-        if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) {
-            // 本地没有更新
-            if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
-                // 双方都没有更新
-                return SYNC_ACTION_NONE;
-            } else {
-                // 将远程应用到本地
-                return SYNC_ACTION_UPDATE_LOCAL;
-            }
-        } else {
-            // 验证 gtask id
-            if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) {
-                Log.e(TAG, "gtask id 不匹配");
-                return SYNC_ACTION_ERROR;
-            }
-            if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) {
-                // 仅本地有修改
-                return SYNC_ACTION_UPDATE_REMOTE;
-            } else {
-                // 对于文件夹冲突，仅应用本地修改
-                return SYNC_ACTION_UPDATE_REMOTE;
-            }
-        }
-    } catch (Exception e) {
-        Log.e(TAG, e.toString());
-        e.printStackTrace();
-    }
-
-    return SYNC_ACTION_ERROR;
-}
-
-/**
- * 获取子任务的数量
- * 
- * @return 子任务的数量
- */
-public int getChildTaskCount() {
-    return mChildren.size();
-}
-
-/**
- * 添加子任务
- * 
- * 如果子任务列表中不存在该任务，则将其添加到子任务列表中
- * @param task 要添加的任务
- * @return 如果任务成功添加则返回 true，否则返回 false
- */
-public boolean addChildTask(Task task) {
-    boolean ret = false;
-    if (task != null && !mChildren.contains(task)) {
-        ret = mChildren.add(task);
-        if (ret) {
-            // 需要设置前一个兄弟任务和父任务
-            task.setPriorSibling(mChildren.isEmpty() ? null : mChildren
-                    .get(mChildren.size() - 1));
-            task.setParent(this);
-        }
-    }
-    return ret;
-}
-
-/**
- * 在指定索引位置添加子任务
- * 
- * 将任务添加到子任务列表的指定索引位置，并更新任务列表
- * @param task 要添加的任务
- * @param index 要添加任务的索引位置
- * @return 如果任务成功添加则返回 true，否则返回 false
- */
-public boolean addChildTask(Task task, int index) {
-    if (index < 0 || index > mChildren.size()) {
-        Log.e(TAG, "添加子任务: 无效的索引");
-        return false;
-    }
-
-    int pos = mChildren.indexOf(task);
-    if (task != null && pos == -1) {
-        mChildren.add(index, task);
-
-        // 更新任务列表
-        Task preTask = null;
-        Task afterTask = null;
-        if (index != 0)
-            preTask = mChildren.get(index - 1);
-        if (index != mChildren.size() - 1)
-            afterTask = mChildren.get(index + 1);
-
-        task.setPriorSibling(preTask);
-        if (afterTask != null)
-            afterTask.setPriorSibling(task);
-    }
-
-    return true;
-}
-
-/**
- * 移除子任务
- * 
- * 从子任务列表中移除任务，并更新任务列表
- * @param task 要移除的任务
- * @return 如果任务成功移除则返回 true，否则返回 false
- */
-public boolean removeChildTask(Task task) {
-    boolean ret = false;
-    int index = mChildren.indexOf(task);
-    if (index != -1) {
-        ret = mChildren.remove(task);
-
-        if (ret) {
-            // 重置前一个兄弟任务和父任务
-            task.setPriorSibling(null);
-            task.setParent(null);
-
-            // 更新任务列表
-            if (index != mChildren.size()) {
-                mChildren.get(index).setPriorSibling(
-                        index == 0 ? null : mChildren.get(index - 1));
-            }
-        }
-    }
-    return ret;
-}
-
-/**
- * 移动子任务到新的索引位置
- * 
- * 将任务在子任务列表中移动到新的索引位置
- * @param task 要移动的任务
- * @param index 新的索引位置
- * @return 如果任务成功移动则返回 true，否则返回 false
- */
-public boolean moveChildTask(Task task, int index) {
-    if (index < 0 || index >= mChildren.size()) {
-        Log.e(TAG, "移动子任务: 无效的索引");
-        return false;
-    }
-
-    int pos = mChildren.indexOf(task);
-    if (pos == -1) {
-        Log.e(TAG, "移动子任务: 任务不在列表中");
-        return false;
-    }
-
-    if (pos == index)
-        return true;
-    return (removeChildTask(task) && addChildTask(task, index));
-}
-
-/**
- * 通过 GID 查找子任务
- * 
- * @param gid 要查找的任务的 GID
- * @return 找到的任务，如果没有找到则返回 null
- */
-public Task findChildTaskByGid(String gid) {
-    for (int i = 0; i < mChildren.size(); i++) {
-        Task t = mChildren.get(i);
-        if (t.getGid().equals(gid)) {
-            return t;
-        }
-    }
-    return null;
-}
-
-/**
- * 获取子任务的索引
- * 
- * @param task 子任务
- * @return 子任务的索引，如果没有找到则返回 -1
- */
-public int getChildTaskIndex(Task task) {
-    return mChildren.indexOf(task);
-}
-
-/**
- * 通过索引获取子任务
- * 
- * @param index 子任务的索引
- * @return 指定索引位置的子任务，如果索引无效则返回 null
- */
-public Task getChildTaskByIndex(int index) {
-    if (index < 0 || index >= mChildren.size()) {
-        Log.e(TAG, "通过索引获取任务: 无效的索引");
-        return null;
-    }
-    return mChildren.get(index);
-}
-
-/**
- * 通过 GID 查找子任务（替代方法）
- * 
- * @param gid 要查找的任务的 GID
- * @return 找到的任务，如果没有找到则返回 null
- */
-public Task getChilTaskByGid(String gid) {
-    for (Task task : mChildren) {
-        if (task.getGid().equals(gid))
-            return task;
-    }
-    return null;
-}
-
-/**
- * 获取子任务列表
- * 
- * @return 子任务列表
- */
-public ArrayList<Task> getChildTaskList() {
-    return this.mChildren;
-}
-
-/**
- * 设置任务的索引
- * 
- * @param index 任务的新索引
- */
-public void setIndex(int index) {
-    this.mIndex = index;
-}
-
-/**
- * 获取任务的索引
- * 
- * @return 任务的索引
- */
-public int getIndex() {
-    return this.mIndex;
-}
-}
-```

test.txt

@@ -1 +0,0 @@
-v法国电视