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@ -0,0 +1,929 @@
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/*
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* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.micode.notes.gtask.remote;
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import android.app.Activity;
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import android.content.ContentResolver;
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import android.content.ContentUris;
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import android.content.ContentValues;
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import android.content.Context;
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import android.database.Cursor;
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import android.util.Log;
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import net.micode.notes.R;
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import net.micode.notes.data.Notes;
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import net.micode.notes.data.Notes.DataColumns;
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import net.micode.notes.data.Notes.NoteColumns;
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import net.micode.notes.gtask.data.MetaData;
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import net.micode.notes.gtask.data.Node;
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import net.micode.notes.gtask.data.SqlNote;
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import net.micode.notes.gtask.data.Task;
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import net.micode.notes.gtask.data.TaskList;
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import net.micode.notes.gtask.exception.ActionFailureException;
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import net.micode.notes.gtask.exception.NetworkFailureException;
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import net.micode.notes.tool.DataUtils;
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import net.micode.notes.tool.GTaskStringUtils;
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import org.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Map;
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public class GTaskManager {
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private static final String TAG = GTaskManager.class.getSimpleName();
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public static final int STATE_SUCCESS = 0;
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public static final int STATE_NETWORK_ERROR = 1;
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public static final int STATE_INTERNAL_ERROR = 2;
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public static final int STATE_SYNC_IN_PROGRESS = 3;
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public static final int STATE_SYNC_CANCELLED = 4;
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private static GTaskManager mInstance = null;
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private Activity mActivity;
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private Context mContext;
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private ContentResolver mContentResolver;
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private boolean mSyncing;
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private boolean mCancelled;
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private HashMap<String, TaskList> mGTaskListHashMap;
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private HashMap<String, Node> mGTaskHashMap;
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private HashMap<String, MetaData> mMetaHashMap;
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private TaskList mMetaList;
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private HashSet<Long> mLocalDeleteIdMap;
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private HashMap<String, Long> mGidToNid;
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private HashMap<Long, String> mNidToGid;
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// 定义了一个名为 GTaskManager 的私有类
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private GTaskManager() {
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// 初始化一些变量
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mSyncing = false; // 当前不在同步状态
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mCancelled = false; // 当前没有取消
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mGTaskListHashMap = new HashMap<String, TaskList>(); // 存储多个任务列表的 HashMap
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mGTaskHashMap = new HashMap<String, Node>(); // 存储任务的 HashMap
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mMetaHashMap = new HashMap<String, MetaData>(); // 存储元数据的 HashMap
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mMetaList = null; // 初始化元数据列表为空
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mLocalDeleteIdMap = new HashSet<Long>(); // 存储本地删除的任务的 ID 集合
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mGidToNid = new HashMap<String, Long>(); // 存储 GTask ID 到 Node ID 的映射
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mNidToGid = new HashMap<Long, String>(); // 存储 Node ID 到 GTask ID 的映射
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}
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// 定义了一个名为 getInstance 的静态方法,返回一个 GTaskManager 对象
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public static synchronized GTaskManager getInstance() {
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// 如果当前 GTaskManager 对象为空,就创建一个新的 GTaskManager 对象
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if (mInstance == null) {
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mInstance = new GTaskManager();
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}
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// 返回 GTaskManager 对象
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return mInstance;
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}
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// 定义了一个名为 setActivityContext 的方法,用于设置 Activity 的上下文
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public synchronized void setActivityContext(Activity activity) {
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// 用于获取授权令牌(authtoken)的 Activity 上下文
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mActivity = activity;
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}
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// 定义了一个名为 sync 的方法,用于同步 Google 任务列表
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public int sync(Context context, GTaskASyncTask asyncTask) {
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// 如果正在同步,则返回“同步进行中”状态
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if (mSyncing) {
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Log.d(TAG, "Sync is in progress");
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return STATE_SYNC_IN_PROGRESS;
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}
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// 重置相关变量
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mContext = context;
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mContentResolver = mContext.getContentResolver();
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mSyncing = true;
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mCancelled = false;
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mGTaskListHashMap.clear();
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mGTaskHashMap.clear();
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mMetaHashMap.clear();
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mLocalDeleteIdMap.clear();
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mGidToNid.clear();
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mNidToGid.clear();
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try {
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// 获取 GTaskClient 的单例对象
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GTaskClient client = GTaskClient.getInstance();
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// 重置更新数组
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client.resetUpdateArray();
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// 登录 Google 任务列表
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if (!mCancelled) {
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if (!client.login(mActivity)) {
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throw new NetworkFailureException("login google task failed");
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}
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}
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// 从 Google 获取任务列表
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asyncTask.publishProgess(mContext.getString(R.string.sync_progress_init_list));
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initGTaskList();
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// 进行内容同步工作
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asyncTask.publishProgess(mContext.getString(R.string.sync_progress_syncing));
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syncContent();
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} catch (NetworkFailureException e) {
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Log.e(TAG, e.toString());
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return STATE_NETWORK_ERROR;
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} catch (ActionFailureException e) {
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Log.e(TAG, e.toString());
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return STATE_INTERNAL_ERROR;
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} catch (Exception e) {
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Log.e(TAG, e.toString());
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e.printStackTrace();
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return STATE_INTERNAL_ERROR;
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} finally {
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// 清空相关变量
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mGTaskListHashMap.clear();
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mGTaskHashMap.clear();
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mMetaHashMap.clear();
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mLocalDeleteIdMap.clear();
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mGidToNid.clear();
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mNidToGid.clear();
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mSyncing = false;
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}
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// 如果已取消,则返回“同步已取消”状态;否则返回“成功”状态
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return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS;
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}
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// 初始化 GTask 列表
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private void initGTaskList() throws NetworkFailureException {
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// 检查是否已取消
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if (mCancelled)
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return;
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// 获取 GTask 客户端
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GTaskClient client = GTaskClient.getInstance();
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try {
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// 获取任务列表的 JSON 数据
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JSONArray jsTaskLists = client.getTaskLists();
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// 先初始化元列表
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mMetaList = null;
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for (int i = 0; i < jsTaskLists.length(); i++) {
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// 获取 JSON 数据中的任务列表对象
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JSONObject object = jsTaskLists.getJSONObject(i);
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String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
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String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME);
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// 如果任务列表名称为“MIUI_FOLDER_PREFFIX + FOLDER_META”,则表示为元列表
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if (name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) {
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// 初始化元列表
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mMetaList = new TaskList();
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mMetaList.setContentByRemoteJSON(object);
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// 加载元数据
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JSONArray jsMetas = client.getTaskList(gid);
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for (int j = 0; j < jsMetas.length(); j++) {
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object = (JSONObject) jsMetas.getJSONObject(j);
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MetaData metaData = new MetaData();
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metaData.setContentByRemoteJSON(object);
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// 如果元数据值得保存,将其添加到元列表中
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if (metaData.isWorthSaving()) {
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mMetaList.addChildTask(metaData);
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// 将元数据关联的 GID 和元数据存储在哈希映射表中
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if (metaData.getGid() != null) {
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mMetaHashMap.put(metaData.getRelatedGid(), metaData);
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}
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}
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}
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}
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}
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// 如果元列表不存在,则创建元列表
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if (mMetaList == null) {
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mMetaList = new TaskList();
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mMetaList.setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX
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+ GTaskStringUtils.FOLDER_META);
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GTaskClient.getInstance().createTaskList(mMetaList);
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}
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// 初始化任务列表
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for (int i = 0; i < jsTaskLists.length(); i++) {
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// 获取 JSON 数据中的任务列表对象
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JSONObject object = jsTaskLists.getJSONObject(i);
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String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
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String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME);
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// 如果任务列表名称以“MIUI_FOLDER_PREFFIX”开头且不是元列表,则为任务列表
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if (name.startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX)
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&& !name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX
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+ GTaskStringUtils.FOLDER_META)) {
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// 初始化任务列表
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TaskList tasklist = new TaskList();
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tasklist.setContentByRemoteJSON(object);
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mGTaskListHashMap.put(gid, tasklist);
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mGTaskHashMap.put(gid, tasklist);
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// 加载任务
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JSONArray jsTasks = client.getTaskList(gid);
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for (int j = 0; j < jsTasks.length(); j++) {
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object = (JSONObject) jsTasks.getJSONObject(j);
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gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
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Task task = new Task();
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task.setContentByRemoteJSON(object);
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// 如果任务值得保存,将其添加
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if (task.isWorthSaving()) {
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task.setMetaInfo(mMetaHashMap.get(gid));// 设置任务元信息
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tasklist.addChildTask(task);// 将任务添加到任务列表的子任务中
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mGTaskHashMap.put(gid, task); // 在哈希表中添加任务的ID和任务对象
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}
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}
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}
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}
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} catch (JSONException e) {
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Log.e(TAG, e.toString());
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e.printStackTrace();
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throw new ActionFailureException("initGTaskList: handing JSONObject failed");
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}
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}
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// 同步笔记内容
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private void syncContent() throws NetworkFailureException {
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int syncType;
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Cursor c = null;
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String gid;
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Node node;
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mLocalDeleteIdMap.clear();
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if (mCancelled) {// 如果已取消,直接返回
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return;
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}
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// 处理本地已删除笔记
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try {
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// 查询非系统类型且父级 ID 不是回收站的笔记
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c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
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"(type<>? AND parent_id=?)", new String[] {
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String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER)
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}, null);
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if (c != null) {
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while (c.moveToNext()) {
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gid = c.getString(SqlNote.GTASK_ID_COLUMN);
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node = mGTaskHashMap.get(gid);
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if (node != null) {
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mGTaskHashMap.remove(gid);
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doContentSync(Node.SYNC_ACTION_DEL_REMOTE, node, c);
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}
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mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN));
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}
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} else {
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Log.w(TAG, "failed to query trash folder");
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}
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|
} finally {
|
|
|
|
|
if (c != null) {
|
|
|
|
|
c.close();
|
|
|
|
|
c = null;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 先同步文件夹
|
|
|
|
|
syncFolder();
|
|
|
|
|
|
|
|
|
|
// 处理已存在于数据库中的笔记
|
|
|
|
|
try {
|
|
|
|
|
// 查询类型为笔记且父级 ID 不是回收站的笔记,按类型倒序排序
|
|
|
|
|
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
|
|
|
|
|
"(type=? AND parent_id<>?)", new String[] {
|
|
|
|
|
String.valueOf(Notes.TYPE_NOTE), String.valueOf(Notes.ID_TRASH_FOLER)
|
|
|
|
|
}, NoteColumns.TYPE + " DESC");
|
|
|
|
|
if (c != null) {
|
|
|
|
|
while (c.moveToNext()) {
|
|
|
|
|
gid = c.getString(SqlNote.GTASK_ID_COLUMN);
|
|
|
|
|
node = mGTaskHashMap.get(gid);
|
|
|
|
|
if (node != null) {
|
|
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
|
|
mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN));
|
|
|
|
|
mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid);
|
|
|
|
|
syncType = node.getSyncAction(c);// 获取同步类型
|
|
|
|
|
} else {
|
|
|
|
|
if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
|
|
|
|
|
// 本地新增
|
|
|
|
|
syncType = Node.SYNC_ACTION_ADD_REMOTE;
|
|
|
|
|
} else {
|
|
|
|
|
// 远程删除
|
|
|
|
|
syncType = Node.SYNC_ACTION_DEL_LOCAL;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
doContentSync(syncType, node, c);
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
Log.w(TAG, "failed to query existing note in database");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
} finally {
|
|
|
|
|
if (c != null) {
|
|
|
|
|
c.close();
|
|
|
|
|
c = null;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 处理剩余项
|
|
|
|
|
Iterator<Map.Entry<String, Node>> iter = mGTaskHashMap.entrySet().iterator();
|
|
|
|
|
while (iter.hasNext()) {// 如果还有下一个键值对
|
|
|
|
|
Map.Entry<String, Node> entry = iter.next();// 获取下一个键值对
|
|
|
|
|
node = entry.getValue();// 获取键值对中的value并将其赋值给node
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null);// 将node添加到本地同步
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// mCancelled 可能会被另一个线程设置,因此我们需要逐个检查
|
|
|
|
|
// 清除本地删除表
|
|
|
|
|
if (!mCancelled) {// 如果未被取消
|
|
|
|
|
if (!DataUtils.batchDeleteNotes(mContentResolver, mLocalDeleteIdMap)) {// 批量删除本地删除表中的笔记
|
|
|
|
|
throw new ActionFailureException("failed to batch-delete local deleted notes");
|
|
|
|
|
}// 如果删除失败则抛出异常
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 刷新本地同步id
|
|
|
|
|
if (!mCancelled) {
|
|
|
|
|
GTaskClient.getInstance().commitUpdate();
|
|
|
|
|
refreshLocalSyncId();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void syncFolder() throws NetworkFailureException {
|
|
|
|
|
Cursor c = null;// 游标对象,用于访问数据
|
|
|
|
|
String gid;// GTask任务列表的ID
|
|
|
|
|
Node node;// GTask任务列表对应的本地节点
|
|
|
|
|
int syncType;// 本地与远程数据同步的类型
|
|
|
|
|
|
|
|
|
|
if (mCancelled) {// 如果同步已被取消,则直接返回
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// for root folder
|
|
|
|
|
try {
|
|
|
|
|
// 查询根目录的数据
|
|
|
|
|
c = mContentResolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
|
|
|
|
|
Notes.ID_ROOT_FOLDER), SqlNote.PROJECTION_NOTE, null, null, null);
|
|
|
|
|
if (c != null) {
|
|
|
|
|
c.moveToNext();// 将游标移动到下一个记录
|
|
|
|
|
gid = c.getString(SqlNote.GTASK_ID_COLUMN);// 获取GTask任务列表ID
|
|
|
|
|
node = mGTaskHashMap.get(gid);// 从GTask任务列表映射中获取对应本地节点
|
|
|
|
|
if (node != null) {
|
|
|
|
|
mGTaskHashMap.remove(gid);// 从映射中移除该节点
|
|
|
|
|
mGidToNid.put(gid, (long) Notes.ID_ROOT_FOLDER);// 将GTask ID映射到本地ID
|
|
|
|
|
mNidToGid.put((long) Notes.ID_ROOT_FOLDER, gid);// 将本地ID映射到GTask ID
|
|
|
|
|
// 仅当名称不是默认值时,才更新远程名称
|
|
|
|
|
if (!node.getName().equals(
|
|
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT))
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c);// 同步本地和远程数据
|
|
|
|
|
} else {
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c);// 将本地数据同步到远程
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
Log.w(TAG, "failed to query root folder");// 记录警告信息
|
|
|
|
|
}
|
|
|
|
|
} finally {
|
|
|
|
|
if (c != null) {
|
|
|
|
|
c.close();// 关闭游标
|
|
|
|
|
c = null;// 将游标对象设置为null
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// for call-note folder
|
|
|
|
|
try {
|
|
|
|
|
// 查询通话记录文件夹的数据
|
|
|
|
|
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, "(_id=?)",
|
|
|
|
|
new String[] {
|
|
|
|
|
String.valueOf(Notes.ID_CALL_RECORD_FOLDER)
|
|
|
|
|
}, null);
|
|
|
|
|
if (c != null) {
|
|
|
|
|
if (c.moveToNext()) {
|
|
|
|
|
gid = c.getString(SqlNote.GTASK_ID_COLUMN);// 获取GTask任务列表ID
|
|
|
|
|
node = mGTaskHashMap.get(gid);// 从GTask任务列表映射中获取对应本地节点
|
|
|
|
|
if (node != null) {
|
|
|
|
|
mGTaskHashMap.remove(gid);// 从映射中移除该节点
|
|
|
|
|
mGidToNid.put(gid, (long) Notes.ID_CALL_RECORD_FOLDER);// 将GTask ID映射到本地ID
|
|
|
|
|
mNidToGid.put((long) Notes.ID_CALL_RECORD_FOLDER, gid);// 将本地ID映射到GTask ID
|
|
|
|
|
// 仅当名称不是默认值时,才更新远端
|
|
|
|
|
if (!node.getName().equals(
|
|
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX
|
|
|
|
|
+ GTaskStringUtils.FOLDER_CALL_NOTE))
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c);
|
|
|
|
|
} else {
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
Log.w(TAG, "failed to query call note folder");
|
|
|
|
|
}
|
|
|
|
|
} finally {
|
|
|
|
|
if (c != null) {
|
|
|
|
|
c.close();
|
|
|
|
|
c = null;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 处理本地现有文件夹
|
|
|
|
|
try {
|
|
|
|
|
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
|
|
|
|
|
"(type=? AND parent_id<>?)", new String[] {
|
|
|
|
|
String.valueOf(Notes.TYPE_FOLDER), String.valueOf(Notes.ID_TRASH_FOLER)
|
|
|
|
|
}, NoteColumns.TYPE + " DESC");
|
|
|
|
|
if (c != null) {
|
|
|
|
|
while (c.moveToNext()) {
|
|
|
|
|
gid = c.getString(SqlNote.GTASK_ID_COLUMN);
|
|
|
|
|
node = mGTaskHashMap.get(gid);
|
|
|
|
|
if (node != null) {
|
|
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
|
|
mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN));
|
|
|
|
|
mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid);
|
|
|
|
|
syncType = node.getSyncAction(c);
|
|
|
|
|
} else {
|
|
|
|
|
if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
|
|
|
|
|
// 本地新增
|
|
|
|
|
syncType = Node.SYNC_ACTION_ADD_REMOTE;
|
|
|
|
|
} else {
|
|
|
|
|
// 远端删除
|
|
|
|
|
syncType = Node.SYNC_ACTION_DEL_LOCAL;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
doContentSync(syncType, node, c);
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
Log.w(TAG, "failed to query existing folder");
|
|
|
|
|
}
|
|
|
|
|
} finally {
|
|
|
|
|
if (c != null) {
|
|
|
|
|
c.close();
|
|
|
|
|
c = null;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 处理远端新增文件夹
|
|
|
|
|
Iterator<Map.Entry<String, TaskList>> iter = mGTaskListHashMap.entrySet().iterator();
|
|
|
|
|
while (iter.hasNext()) {
|
|
|
|
|
Map.Entry<String, TaskList> entry = iter.next();
|
|
|
|
|
gid = entry.getKey();
|
|
|
|
|
node = entry.getValue();
|
|
|
|
|
if (mGTaskHashMap.containsKey(gid)) {
|
|
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!mCancelled)
|
|
|
|
|
GTaskClient.getInstance().commitUpdate();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void doContentSync(int syncType, Node node, Cursor c) throws NetworkFailureException {
|
|
|
|
|
// 如果取消了同步,则直接返回
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
// 元数据对象
|
|
|
|
|
MetaData meta;
|
|
|
|
|
// 根据同步类型执行相应的操作
|
|
|
|
|
switch (syncType) {
|
|
|
|
|
// 本地添加节点
|
|
|
|
|
case Node.SYNC_ACTION_ADD_LOCAL:
|
|
|
|
|
addLocalNode(node);
|
|
|
|
|
break;
|
|
|
|
|
// 远程添加节点
|
|
|
|
|
case Node.SYNC_ACTION_ADD_REMOTE:
|
|
|
|
|
addRemoteNode(node, c);
|
|
|
|
|
break;
|
|
|
|
|
// 本地删除节点
|
|
|
|
|
case Node.SYNC_ACTION_DEL_LOCAL:
|
|
|
|
|
// 获取需要删除的节点的元数据
|
|
|
|
|
meta = mMetaHashMap.get(c.getString(SqlNote.GTASK_ID_COLUMN));
|
|
|
|
|
if (meta != null) {
|
|
|
|
|
// 使用 GTaskClient 删除节点
|
|
|
|
|
GTaskClient.getInstance().deleteNode(meta);
|
|
|
|
|
}
|
|
|
|
|
// 将节点 ID 添加到本地删除 ID 映射表中
|
|
|
|
|
mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN));
|
|
|
|
|
break;
|
|
|
|
|
// 远程删除节点
|
|
|
|
|
case Node.SYNC_ACTION_DEL_REMOTE:
|
|
|
|
|
// 获取需要删除的节点的元数据
|
|
|
|
|
meta = mMetaHashMap.get(node.getGid());
|
|
|
|
|
if (meta != null) {
|
|
|
|
|
// 使用 GTaskClient 删除节点
|
|
|
|
|
GTaskClient.getInstance().deleteNode(meta);
|
|
|
|
|
}
|
|
|
|
|
// 使用 GTaskClient 删除节点
|
|
|
|
|
GTaskClient.getInstance().deleteNode(node);
|
|
|
|
|
break;
|
|
|
|
|
// 本地更新节点
|
|
|
|
|
case Node.SYNC_ACTION_UPDATE_LOCAL:
|
|
|
|
|
updateLocalNode(node, c);
|
|
|
|
|
break;
|
|
|
|
|
// 远程更新节点
|
|
|
|
|
case Node.SYNC_ACTION_UPDATE_REMOTE:
|
|
|
|
|
updateRemoteNode(node, c);
|
|
|
|
|
break;
|
|
|
|
|
// 更新冲突
|
|
|
|
|
case Node.SYNC_ACTION_UPDATE_CONFLICT:
|
|
|
|
|
// 可以考虑合并两个修改
|
|
|
|
|
// 现在先简单地使用本地更新
|
|
|
|
|
updateRemoteNode(node, c);
|
|
|
|
|
break;
|
|
|
|
|
// 不执行任何操作
|
|
|
|
|
case Node.SYNC_ACTION_NONE:
|
|
|
|
|
break;
|
|
|
|
|
// 同步操作失败
|
|
|
|
|
case Node.SYNC_ACTION_ERROR:
|
|
|
|
|
default:
|
|
|
|
|
// 抛出异常
|
|
|
|
|
throw new ActionFailureException("unkown sync action type");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void addLocalNode(Node node) throws NetworkFailureException {
|
|
|
|
|
// 如果取消了操作,直接返回
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
// 声明一个 SqlNote 对象
|
|
|
|
|
SqlNote sqlNote;
|
|
|
|
|
// 如果是 TaskList,判断是哪种文件夹
|
|
|
|
|
if (node instanceof TaskList) {
|
|
|
|
|
// 如果是默认文件夹
|
|
|
|
|
if (node.getName().equals(
|
|
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT)) {
|
|
|
|
|
// 新建一个根文件夹的 SqlNote 对象
|
|
|
|
|
sqlNote = new SqlNote(mContext, Notes.ID_ROOT_FOLDER);
|
|
|
|
|
}
|
|
|
|
|
// 如果是通话记录文件夹
|
|
|
|
|
else if (node.getName().equals(
|
|
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_CALL_NOTE)) {
|
|
|
|
|
// 新建一个通话记录文件夹的 SqlNote 对象
|
|
|
|
|
sqlNote = new SqlNote(mContext, Notes.ID_CALL_RECORD_FOLDER);
|
|
|
|
|
}
|
|
|
|
|
// 如果是其他类型的文件夹
|
|
|
|
|
else {
|
|
|
|
|
// 新建一个普通的 SqlNote 对象,并设置其内容和父文件夹 ID
|
|
|
|
|
sqlNote = new SqlNote(mContext);
|
|
|
|
|
sqlNote.setContent(node.getLocalJSONFromContent());
|
|
|
|
|
sqlNote.setParentId(Notes.ID_ROOT_FOLDER);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
// 如果是 Task
|
|
|
|
|
else {
|
|
|
|
|
// 新建一个普通的 SqlNote 对象
|
|
|
|
|
sqlNote = new SqlNote(mContext);
|
|
|
|
|
// 从 Task 中获取其内容的 JSON 对象
|
|
|
|
|
JSONObject js = node.getLocalJSONFromContent();
|
|
|
|
|
try {
|
|
|
|
|
// 如果 JSON 对象中包含元数据头部信息
|
|
|
|
|
if (js.has(GTaskStringUtils.META_HEAD_NOTE)) {
|
|
|
|
|
// 获取元数据头部信息中的 Note 对象
|
|
|
|
|
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
|
|
|
|
|
// 如果 Note 对象中包含 ID
|
|
|
|
|
if (note.has(NoteColumns.ID)) {
|
|
|
|
|
// 获取 Note 的 ID
|
|
|
|
|
long id = note.getLong(NoteColumns.ID);
|
|
|
|
|
// 如果该 ID 在 Note 数据库中已经存在
|
|
|
|
|
if (DataUtils.existInNoteDatabase(mContentResolver, id)) {
|
|
|
|
|
// 该 ID 已经被占用,需要新建一个 ID
|
|
|
|
|
note.remove(NoteColumns.ID);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
// 如果 JSON 对象中包含元数据数据部分
|
|
|
|
|
if (js.has(GTaskStringUtils.META_HEAD_DATA)) {
|
|
|
|
|
// 获取元数据数据部分的 JSON 数组
|
|
|
|
|
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
|
|
|
|
|
// 遍历该 JSON 数组
|
|
|
|
|
for (int i = 0; i < dataArray.length(); i++) {
|
|
|
|
|
// 获取数组中的 JSON 对象
|
|
|
|
|
JSONObject data = dataArray.getJSONObject(i);
|
|
|
|
|
// 如果该 JSON 对象中包含 ID
|
|
|
|
|
if (data.has(DataColumns.ID)) {
|
|
|
|
|
// 获取该数据的 ID
|
|
|
|
|
long dataId = data.getLong(DataColumns.ID);
|
|
|
|
|
// 如果该 ID 在数据数据库中已经存在
|
|
|
|
|
if (DataUtils.existInDataDatabase(mContentResolver, dataId)) {
|
|
|
|
|
// 该 ID 已经被占用,需要新建一个 ID
|
|
|
|
|
data.remove(DataColumns.ID);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
} catch (JSONException e) {// 捕获 JSON 解析异常
|
|
|
|
|
Log.w(TAG, e.toString());// 记录警告日志
|
|
|
|
|
e.printStackTrace();// 打印异常堆栈信息
|
|
|
|
|
}
|
|
|
|
|
sqlNote.setContent(js);// 设置 SQLNote 的内容为解析出的 js
|
|
|
|
|
|
|
|
|
|
Long parentId = mGidToNid.get(((Task) node).getParent().getGid());// 获取 Task 节点的父节点的 GID 对应的 NID
|
|
|
|
|
// 如果获取到的 NID 为空
|
|
|
|
|
if (parentId == null) {
|
|
|
|
|
Log.e(TAG, "cannot find task's parent id locally");// 记录错误日志
|
|
|
|
|
throw new ActionFailureException("cannot add local node");// 抛出 ActionFailureException 异常
|
|
|
|
|
}
|
|
|
|
|
sqlNote.setParentId(parentId.longValue());// 将 SQLNote 的父节点 ID 设置为获取到的 NID
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 创建本地节点
|
|
|
|
|
sqlNote.setGtaskId(node.getGid());// 设置 SQLNote 的 GTask ID 为节点的 GID
|
|
|
|
|
sqlNote.commit(false);// 将 SQLNote 提交到本地数据库,不需要立即同步到远程服务器
|
|
|
|
|
|
|
|
|
|
// 更新 GID-NID 映射
|
|
|
|
|
mGidToNid.put(node.getGid(), sqlNote.getId());// 将节点的 GID 映射为 SQLNote 的 ID
|
|
|
|
|
mNidToGid.put(sqlNote.getId(), node.getGid());// 将 SQLNote 的 ID 映射为节点的 GID
|
|
|
|
|
|
|
|
|
|
// 更新元数据
|
|
|
|
|
updateRemoteMeta(node.getGid(), sqlNote);// 同步 SQLNote 的元数据到远程服务器
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException {
|
|
|
|
|
// 如果操作已经被取消,则不进行任何操作
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SqlNote sqlNote;
|
|
|
|
|
// 将数据库查询结果保存到 SqlNote 对象中
|
|
|
|
|
sqlNote = new SqlNote(mContext, c);
|
|
|
|
|
// 将节点内容转换为 JSON 格式并保存到 SqlNote 对象中
|
|
|
|
|
sqlNote.setContent(node.getLocalJSONFromContent());
|
|
|
|
|
|
|
|
|
|
// 如果节点是任务类型,则将其父节点的 ID 设置为对应的本地 ID,
|
|
|
|
|
// 否则将其父节点的 ID 设置为根文件夹的 ID
|
|
|
|
|
Long parentId = (node instanceof Task) ? mGidToNid.get(((Task) node).getParent().getGid())
|
|
|
|
|
: new Long(Notes.ID_ROOT_FOLDER);
|
|
|
|
|
// 如果 parentId 为 null,则说明无法在本地找到该任务的父节点 ID,
|
|
|
|
|
// 此时抛出一个异常
|
|
|
|
|
if (parentId == null) {
|
|
|
|
|
Log.e(TAG, "cannot find task's parent id locally");
|
|
|
|
|
throw new ActionFailureException("cannot update local node");
|
|
|
|
|
}
|
|
|
|
|
// 将父节点 ID 设置为 sqlNote 对象的 parentId 属性
|
|
|
|
|
sqlNote.setParentId(parentId.longValue());
|
|
|
|
|
// 将 sqlNote 对象的属性保存到数据库中
|
|
|
|
|
sqlNote.commit(true);
|
|
|
|
|
|
|
|
|
|
// 更新远程节点的元信息
|
|
|
|
|
updateRemoteMeta(node.getGid(), sqlNote);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException {
|
|
|
|
|
// 如果任务已经被取消,直接返回
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
// 通过Cursor获取SqlNote对象
|
|
|
|
|
SqlNote sqlNote = new SqlNote(mContext, c);
|
|
|
|
|
Node n;
|
|
|
|
|
|
|
|
|
|
// 如果SqlNote是任务类型,进行以下操作
|
|
|
|
|
if (sqlNote.isNoteType()) {
|
|
|
|
|
// 创建一个Task对象并用SqlNote的内容更新它
|
|
|
|
|
Task task = new Task();
|
|
|
|
|
task.setContentByLocalJSON(sqlNote.getContent());
|
|
|
|
|
|
|
|
|
|
// 获取Task对象的父任务列表的gid
|
|
|
|
|
String parentGid = mNidToGid.get(sqlNote.getParentId());
|
|
|
|
|
// 如果无法找到父任务列表的gid,抛出ActionFailureException异常
|
|
|
|
|
if (parentGid == null) {
|
|
|
|
|
Log.e(TAG, "cannot find task's parent tasklist");
|
|
|
|
|
throw new ActionFailureException("cannot add remote task");
|
|
|
|
|
}
|
|
|
|
|
// 在父任务列表中添加子任务
|
|
|
|
|
mGTaskListHashMap.get(parentGid).addChildTask(task);
|
|
|
|
|
// 通过GTaskClient实例创建Task任务
|
|
|
|
|
GTaskClient.getInstance().createTask(task);
|
|
|
|
|
n = (Node) task;
|
|
|
|
|
|
|
|
|
|
// 添加元数据
|
|
|
|
|
updateRemoteMeta(task.getGid(), sqlNote);
|
|
|
|
|
} else {
|
|
|
|
|
TaskList tasklist = null;
|
|
|
|
|
// 如果SqlNote是文件夹类型,进行以下操作
|
|
|
|
|
// 如果是根文件夹,设置文件夹名为默认文件夹
|
|
|
|
|
String folderName = GTaskStringUtils.MIUI_FOLDER_PREFFIX;
|
|
|
|
|
if (sqlNote.getId() == Notes.ID_ROOT_FOLDER)
|
|
|
|
|
folderName += GTaskStringUtils.FOLDER_DEFAULT;
|
|
|
|
|
// 如果是通话记录文件夹,设置文件夹名为通话记录文件夹
|
|
|
|
|
else if (sqlNote.getId() == Notes.ID_CALL_RECORD_FOLDER)
|
|
|
|
|
folderName += GTaskStringUtils.FOLDER_CALL_NOTE;
|
|
|
|
|
// 否则,将文件夹名设置为SqlNote对象的片段内容
|
|
|
|
|
else
|
|
|
|
|
folderName += sqlNote.getSnippet();
|
|
|
|
|
// 遍历mGTaskListHashMap查找是否存在与SqlNote对象匹配的TaskList对象
|
|
|
|
|
Iterator<Map.Entry<String, TaskList>> iter = mGTaskListHashMap.entrySet().iterator();
|
|
|
|
|
while (iter.hasNext()) {
|
|
|
|
|
Map.Entry<String, TaskList> entry = iter.next();
|
|
|
|
|
String gid = entry.getKey();
|
|
|
|
|
TaskList list = entry.getValue();
|
|
|
|
|
// 如果存在匹配的TaskList对象,则将tasklist设置为该对象
|
|
|
|
|
if (list.getName().equals(folderName)) {
|
|
|
|
|
tasklist = list;
|
|
|
|
|
// 如果mGTaskHashMap包含gid,将其从中移除
|
|
|
|
|
if (mGTaskHashMap.containsKey(gid)) {
|
|
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 如果未找到匹配的TaskList对象,新建一个TaskList对象
|
|
|
|
|
if (tasklist == null) {
|
|
|
|
|
tasklist = new TaskList();
|
|
|
|
|
tasklist.setContentByLocalJSON(sqlNote.getContent());
|
|
|
|
|
GTaskClient.getInstance().createTaskList(tasklist);
|
|
|
|
|
mGTaskListHashMap.put(tasklist.getGid(), tasklist);
|
|
|
|
|
}
|
|
|
|
|
n = (Node) tasklist;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 更新SqlNote对象的GTaskId,并将其提交到本地数据库
|
|
|
|
|
sqlNote.setGtaskId(n.getGid());
|
|
|
|
|
sqlNote.commit(false);
|
|
|
|
|
sqlNote.resetLocalModified();
|
|
|
|
|
sqlNote.commit(true);
|
|
|
|
|
|
|
|
|
|
// gid-id 映射表
|
|
|
|
|
mGidToNid.put(n.getGid(), sqlNote.getId());
|
|
|
|
|
mNidToGid.put(sqlNote.getId(), n.getGid());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException {
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return; // 如果任务已取消,则退出此方法
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SqlNote sqlNote = new SqlNote(mContext, c); // 创建 SqlNote 实例
|
|
|
|
|
|
|
|
|
|
// 更新远程服务器的节点内容
|
|
|
|
|
node.setContentByLocalJSON(sqlNote.getContent());
|
|
|
|
|
GTaskClient.getInstance().addUpdateNode(node);
|
|
|
|
|
|
|
|
|
|
// 更新节点的元数据
|
|
|
|
|
updateRemoteMeta(node.getGid(), sqlNote);
|
|
|
|
|
|
|
|
|
|
// 如果是笔记类型,则移动任务(子任务)到另一个任务列表中
|
|
|
|
|
if (sqlNote.isNoteType()) {
|
|
|
|
|
Task task = (Task) node;
|
|
|
|
|
TaskList preParentList = task.getParent(); // 获取任务当前的父任务列表
|
|
|
|
|
|
|
|
|
|
// 查找新的父任务列表的 GID
|
|
|
|
|
String curParentGid = mNidToGid.get(sqlNote.getParentId());
|
|
|
|
|
if (curParentGid == null) {
|
|
|
|
|
Log.e(TAG, "cannot find task's parent tasklist"); // 找不到新父任务列表,记录错误并抛出异常
|
|
|
|
|
throw new ActionFailureException("cannot update remote task");
|
|
|
|
|
}
|
|
|
|
|
TaskList curParentList = mGTaskListHashMap.get(curParentGid); // 获取新父任务列表的 TaskList 实例
|
|
|
|
|
|
|
|
|
|
// 如果新旧父任务列表不同,则移动任务到新的父任务列表
|
|
|
|
|
if (preParentList != curParentList) {
|
|
|
|
|
preParentList.removeChildTask(task); // 从旧父任务列表中移除该任务
|
|
|
|
|
curParentList.addChildTask(task); // 添加该任务到新的父任务列表中
|
|
|
|
|
GTaskClient.getInstance().moveTask(task, preParentList, curParentList); // 移动任务到新父任务列表
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
sqlNote.resetLocalModified(); // 重置本地修改标记
|
|
|
|
|
sqlNote.commit(true); // 将 SqlNote 中的修改提交到本地 SQLite 数据库中
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException {
|
|
|
|
|
// 如果 sqlNote 不为空且为笔记类型,则执行以下代码
|
|
|
|
|
if (sqlNote != null && sqlNote.isNoteType()) {
|
|
|
|
|
// 获取 gid 对应的 metaData
|
|
|
|
|
MetaData metaData = mMetaHashMap.get(gid);
|
|
|
|
|
if (metaData != null) {
|
|
|
|
|
// 设置 gid 对应的 metaData 的内容为 sqlNote 的内容
|
|
|
|
|
metaData.setMeta(gid, sqlNote.getContent());
|
|
|
|
|
// 将 metaData 添加到更新队列中
|
|
|
|
|
GTaskClient.getInstance().addUpdateNode(metaData);
|
|
|
|
|
} else {
|
|
|
|
|
// 如果 metaData 为空,则创建新的 metaData,并设置其内容为 sqlNote 的内容
|
|
|
|
|
metaData = new MetaData();
|
|
|
|
|
metaData.setMeta(gid, sqlNote.getContent());
|
|
|
|
|
// 将 metaData 添加到 mMetaList 的子任务列表中
|
|
|
|
|
mMetaList.addChildTask(metaData);
|
|
|
|
|
// 将 metaData 添加到 mMetaHashMap 中
|
|
|
|
|
mMetaHashMap.put(gid, metaData);
|
|
|
|
|
// 创建任务并将其添加到 GTaskClient 的任务列表中
|
|
|
|
|
GTaskClient.getInstance().createTask(metaData);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 声明一个方法,用于更新本地同步 ID,如果网络故障则抛出 NetworkFailureException 异常
|
|
|
|
|
private void refreshLocalSyncId() throws NetworkFailureException {
|
|
|
|
|
// 如果已取消,则直接返回
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 清空哈希表
|
|
|
|
|
mGTaskHashMap.clear();
|
|
|
|
|
mGTaskListHashMap.clear();
|
|
|
|
|
mMetaHashMap.clear();
|
|
|
|
|
// 初始化 GTask 列表
|
|
|
|
|
initGTaskList();
|
|
|
|
|
|
|
|
|
|
// 声明一个游标,用于查询本地便签
|
|
|
|
|
Cursor c = null;
|
|
|
|
|
try {
|
|
|
|
|
// 查询不属于系统类型和垃圾桶类型的所有便签
|
|
|
|
|
c = mContentResolver.query(
|
|
|
|
|
Notes.CONTENT_NOTE_URI,
|
|
|
|
|
SqlNote.PROJECTION_NOTE,
|
|
|
|
|
"(type<>? AND parent_id<>?)",
|
|
|
|
|
new String[] {
|
|
|
|
|
String.valueOf(Notes.TYPE_SYSTEM),
|
|
|
|
|
String.valueOf(Notes.ID_TRASH_FOLER)
|
|
|
|
|
},
|
|
|
|
|
NoteColumns.TYPE + " DESC"
|
|
|
|
|
);
|
|
|
|
|
|
|
|
|
|
// 如果查询结果不为空
|
|
|
|
|
if (c != null) {
|
|
|
|
|
// 遍历查询结果
|
|
|
|
|
while (c.moveToNext()) {
|
|
|
|
|
// 获取当前便签的 GTask ID
|
|
|
|
|
String gid = c.getString(SqlNote.GTASK_ID_COLUMN);
|
|
|
|
|
// 根据 GTask ID 从 GTask 哈希表中获取节点信息
|
|
|
|
|
Node node = mGTaskHashMap.get(gid);
|
|
|
|
|
// 如果节点信息不为空
|
|
|
|
|
if (node != null) {
|
|
|
|
|
// 从 GTask 哈希表中移除当前 GTask ID 对应的节点
|
|
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
|
|
// 创建一个 ContentValues 对象,用于更新本地便签的同步 ID
|
|
|
|
|
ContentValues values = new ContentValues();
|
|
|
|
|
values.put(NoteColumns.SYNC_ID, node.getLastModified());
|
|
|
|
|
// 更新本地便签的同步 ID
|
|
|
|
|
mContentResolver.update(
|
|
|
|
|
ContentUris.withAppendedId(
|
|
|
|
|
Notes.CONTENT_NOTE_URI,
|
|
|
|
|
c.getLong(SqlNote.ID_COLUMN)
|
|
|
|
|
),
|
|
|
|
|
values,
|
|
|
|
|
null,
|
|
|
|
|
null
|
|
|
|
|
);
|
|
|
|
|
} else {
|
|
|
|
|
// 如果节点信息为空,打印日志并抛出 ActionFailureException 异常
|
|
|
|
|
Log.e(TAG, "something is missed");
|
|
|
|
|
throw new ActionFailureException(
|
|
|
|
|
"some local items don't have gid after sync"
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
// 如果查询结果为空,打印警告日志
|
|
|
|
|
Log.w(TAG, "failed to query local note to refresh sync id");
|
|
|
|
|
}
|
|
|
|
|
} finally {
|
|
|
|
|
// 关闭游标
|
|
|
|
|
if (c != null) {
|
|
|
|
|
c.close();
|
|
|
|
|
c = null;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
public String getSyncAccount() {
|
|
|
|
|
return GTaskClient.getInstance().getSyncAccount().name;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public void cancelSync() {
|
|
|
|
|
mCancelled = true;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|