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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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private GTaskManager() {
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mSyncing = false;
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mCancelled = false;
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mGTaskListHashMap = new HashMap<String, TaskList>();
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mGTaskHashMap = new HashMap<String, Node>();
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mMetaHashMap = new HashMap<String, MetaData>();
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mMetaList = null;
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mLocalDeleteIdMap = new HashSet<Long>();
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mGidToNid = new HashMap<String, Long>();
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mNidToGid = new HashMap<Long, String>();
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}
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public static synchronized GTaskManager getInstance() {
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if (mInstance == null) {
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mInstance = new GTaskManager();
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}
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return mInstance;
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}
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public synchronized void setActivityContext(Activity activity) {
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// used for getting authtoken
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mActivity = activity;
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}
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public int sync(Context context, GTaskASyncTask asyncTask) {
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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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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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GTaskClient client = GTaskClient.getInstance();
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client.resetUpdateArray();
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// login google task
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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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// get the task list from google
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asyncTask.publishProgess(mContext.getString(R.string.sync_progress_init_list));
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initGTaskList();
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// do content sync work
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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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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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return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS;
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}
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// 定义一个私有方法initGTaskList,用于初始化任务列表,该方法可能会抛出NetworkFailureException异常
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private void initGTaskList() throws NetworkFailureException {
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// 如果操作被取消,则直接返回
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if (mCancelled)
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return;
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// 获取GTaskClient的实例,用于与Google Tasks API进行交互
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GTaskClient client = GTaskClient.getInstance();
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try {
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// 从客户端获取任务列表的JSON数组
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JSONArray jsTaskLists = client.getTaskLists();
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// 首先初始化元数据列表
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mMetaList = null;
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// 遍历任务列表的JSON数组
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for (int i = 0; i < jsTaskLists.length(); i++) {
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JSONObject object = jsTaskLists.getJSONObject(i);
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// 获取任务列表的ID
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String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
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// 获取任务列表的名称
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String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME);
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// 如果任务列表的名称以特定的前缀开始,并且等于元数据文件夹的名称
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if (name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) {
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// 初始化元数据列表
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mMetaList = new TaskList();
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// 根据JSON对象设置元数据列表的内容
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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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// 遍历元数据数组
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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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// 创建一个新的元数据对象
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MetaData metaData = new MetaData();
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// 根据JSON对象设置元数据的内容
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metaData.setContentByRemoteJSON(object);
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// 如果该元数据值得保存
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if (metaData.isWorthSaving()) {
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// 将元数据添加到元数据列表中
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mMetaList.addChildTask(metaData);
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// 如果元数据有相关的GID,则将其添加到哈希映射中
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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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// 如果元数据列表不存在,则创建一个新的
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if (mMetaList == null) {
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mMetaList = new TaskList();
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// 设置元数据列表的名称为特定的前缀加上"meta"
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mMetaList.setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META);
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// 通过客户端创建元数据列表
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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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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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// 如果任务列表的名称以特定的前缀开始,并且不等于元数据文件夹的名称
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if (name.startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX) && !name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) {
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TaskList tasklist = new TaskList();
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// 根据JSON对象设置任务列表的内容
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tasklist.setContentByRemoteJSON(object);
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// 将任务列表添加到哈希映射中,以GID为键
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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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// 遍历任务数组
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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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// 根据JSON对象设置任务的内容
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task.setContentByRemoteJSON(object);
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// 如果该任务值得保存
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if (task.isWorthSaving()) {
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// 设置任务的元数据
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task.setMetaInfo(mMetaHashMap.get(gid));
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// 将任务添加到任务列表中
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tasklist.addChildTask(task);
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// 将任务添加到哈希映射中,以GID为键
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mGTaskHashMap.put(gid, task);
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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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// 如果处理JSON对象时发生异常,则记录错误并抛出ActionFailureException异常
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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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// 定义一个同步内容的方法,可能会抛出网络失败异常
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private void syncContent() throws NetworkFailureException {
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int syncType; // 同步类型
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Cursor c = null; // 用于查询结果的游标
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String gid; // Google Tasks 的全局唯一标识符
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Node node; // 表示一个笔记或文件夹的节点
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// 清空本地删除ID映射表
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mLocalDeleteIdMap.clear();
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// 如果同步被取消,则直接返回
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if (mCancelled) {
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return;
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}
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// 处理本地删除的笔记
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try {
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// 查询垃圾文件夹中不是系统类型且父ID为垃圾文件夹ID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); // 获取笔记的gid
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node = mGTaskHashMap.get(gid); // 从哈希映射中获取节点
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if (node != null) {
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mGTaskHashMap.remove(gid); // 从哈希映射中移除节点
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doContentSync(Node.SYNC_ACTION_DEL_REMOTE, node, c); // 执行远程删除同步
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}
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mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN)); // 将本地删除笔记的ID添加到映射表中
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}
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} else {
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Log.w(TAG, "failed to query trash folder"); // 查询失败时记录警告日志
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}
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} finally {
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if (c != null) {
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c.close(); // 关闭游标
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c = null;
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}
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}
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// 首先同步文件夹
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syncFolder();
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// 处理数据库中存在的笔记
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try {
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// 查询不是垃圾文件夹且类型为笔记的笔记
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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_NOTE), String.valueOf(Notes.ID_TRASH_FOLER)
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}, NoteColumns.TYPE + " DESC");
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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); // 获取笔记的gid
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node = mGTaskHashMap.get(gid); // 从哈希映射中获取节点
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if (node != null) {
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mGTaskHashMap.remove(gid); // 从哈希映射中移除节点
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mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN)); // 将gid映射到本地ID
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mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid); // 将本地ID映射到gid
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syncType = node.getSyncAction(c); // 获取同步类型
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} else {
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if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
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// 本地新增
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syncType = Node.SYNC_ACTION_ADD_REMOTE;
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} else {
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// 远程删除
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syncType = Node.SYNC_ACTION_DEL_LOCAL;
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}
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}
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doContentSync(syncType, node, c); // 执行同步
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}
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} else {
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Log.w(TAG, "failed to query existing note in database"); // 查询失败时记录警告日志
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}
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} finally {
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if (c != null) {
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c.close(); // 关闭游标
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c = null;
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}
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}
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// 处理剩余的项目(即哈希映射中剩余的节点)
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Iterator<Map.Entry<String, Node>> iter = mGTaskHashMap.entrySet().iterator();
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while (iter.hasNext()) {
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Map.Entry<String, Node> entry = iter.next();
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node = entry.getValue();
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doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null); // 执行本地新增同步
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}
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// 检查同步是否被取消,并清除本地删除表
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if (!mCancelled) {
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if (!DataUtils.batchDeleteNotes(mContentResolver, mLocalDeleteIdMap)) {
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throw new ActionFailureException("failed to batch-delete local deleted notes"); // 如果删除失败,则抛出异常
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}
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}
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// 刷新本地同步ID(如果同步未被取消)
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if (!mCancelled) {
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GTaskClient.getInstance().commitUpdate(); // 提交更新
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refreshLocalSyncId(); // 刷新本地同步ID
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}
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}
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/**
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* 同步文件夹信息
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*
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* @throws NetworkFailureException 网络异常时抛出
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*/
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private void syncFolder() throws NetworkFailureException {
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Cursor c = null; // 用于查询数据库结果集的游标
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String gid; // Google Task的ID
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Node node; // 文件夹节点对象
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int syncType; // 同步类型
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|
|
// 如果同步操作被取消,则直接返回
|
|
|
if (mCancelled) {
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
// 同步根文件夹
|
|
|
try {
|
|
|
// 查询根文件夹的信息
|
|
|
c = mContentResolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
|
|
|
Notes.ID_ROOT_FOLDER), SqlNote.PROJECTION_NOTE, null, null, null);
|
|
|
if (c != null && c.moveToNext()) {
|
|
|
gid = c.getString(SqlNote.GTASK_ID_COLUMN); // 获取Google Task ID
|
|
|
node = mGTaskHashMap.get(gid); // 从本地缓存中获取对应的文件夹节点
|
|
|
if (node != null) {
|
|
|
// 如果节点存在,更新本地缓存和映射关系,并根据需要同步更新远程信息
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
mGidToNid.put(gid, (long) Notes.ID_ROOT_FOLDER);
|
|
|
mNidToGid.put((long) Notes.ID_ROOT_FOLDER, gid);
|
|
|
if (!node.getName().equals(
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT)) {
|
|
|
doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c);
|
|
|
}
|
|
|
} else {
|
|
|
// 如果节点不存在,则添加远程文件夹
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c);
|
|
|
}
|
|
|
} else {
|
|
|
Log.w(TAG, "failed to query root folder");
|
|
|
}
|
|
|
} finally {
|
|
|
if (c != null) {
|
|
|
c.close(); // 关闭游标
|
|
|
c = null;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// 同步通话记录文件夹
|
|
|
try {
|
|
|
// 查询通话记录文件夹的信息
|
|
|
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, "(_id=?)",
|
|
|
new String[]{String.valueOf(Notes.ID_CALL_RECORD_FOLDER)}, null);
|
|
|
if (c != null && c.moveToNext()) {
|
|
|
gid = c.getString(SqlNote.GTASK_ID_COLUMN);
|
|
|
node = mGTaskHashMap.get(gid);
|
|
|
if (node != null) {
|
|
|
// 如果节点存在,更新本地缓存和映射关系,并根据需要同步更新远程信息
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
mGidToNid.put(gid, (long) Notes.ID_CALL_RECORD_FOLDER);
|
|
|
mNidToGid.put((long) Notes.ID_CALL_RECORD_FOLDER, gid);
|
|
|
if (!node.getName().equals(
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_CALL_NOTE)) {
|
|
|
doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c);
|
|
|
}
|
|
|
} else {
|
|
|
// 如果节点不存在,则添加远程文件夹
|
|
|
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;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// 同步本地已存在的文件夹
|
|
|
try {
|
|
|
// 查询所有非垃圾文件夹的文件夹信息
|
|
|
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) {
|
|
|
// 如果节点存在,更新本地缓存和映射关系,并确定同步类型
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN));
|
|
|
mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid);
|
|
|
syncType = node.getSyncAction(c);
|
|
|
} else {
|
|
|
// 如果节点不存在,根据Google Task ID是否为空决定是本地添加还是远程删除
|
|
|
if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
|
|
|
syncType = Node.SYNC_ACTION_ADD_REMOTE;
|
|
|
} else {
|
|
|
syncType = Node.SYNC_ACTION_DEL_LOCAL;
|
|
|
}
|
|
|
}
|
|
|
doContentSync(syncType, node, c); // 根据同步类型执行同步操作
|
|
|
}
|
|
|
} else {
|
|
|
Log.w(TAG, "failed to query existing folder");
|
|
|
}
|
|
|
} finally {
|
|
|
if (c != null) {
|
|
|
c.close();
|
|
|
c = null;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// 同步远程添加的文件夹
|
|
|
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)) {
|
|
|
// 如果本地缓存中存在该节点,则更新本地缓存并添加本地文件夹
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// 如果同步操作未被取消,则提交更新
|
|
|
if (!mCancelled)
|
|
|
GTaskClient.getInstance().commitUpdate();
|
|
|
}
|
|
|
// 定义一个私有方法,用于添加本地节点
|
|
|
private void addLocalNode(Node node) throws NetworkFailureException {
|
|
|
// 如果同步操作被取消,则直接返回
|
|
|
if (mCancelled) {
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
SqlNote sqlNote;
|
|
|
// 判断节点类型,如果是任务列表,则根据名称创建或获取对应的SqlNote对象
|
|
|
if (node instanceof TaskList) {
|
|
|
if (node.getName().equals(
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT)) {
|
|
|
sqlNote = new SqlNote(mContext, Notes.ID_ROOT_FOLDER);
|
|
|
} else if (node.getName().equals(
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_CALL_NOTE)) {
|
|
|
sqlNote = new SqlNote(mContext, Notes.ID_CALL_RECORD_FOLDER);
|
|
|
} else {
|
|
|
sqlNote = new SqlNote(mContext);
|
|
|
sqlNote.setContent(node.getLocalJSONFromContent());
|
|
|
sqlNote.setParentId(Notes.ID_ROOT_FOLDER);
|
|
|
}
|
|
|
} else {
|
|
|
// 对于任务节点,创建SqlNote对象,并处理JSON内容
|
|
|
sqlNote = new SqlNote(mContext);
|
|
|
JSONObject js = node.getLocalJSONFromContent();
|
|
|
try {
|
|
|
// 检查并处理JSON中的note和data部分,确保ID的唯一性
|
|
|
if (js.has(GTaskStringUtils.META_HEAD_NOTE)) {
|
|
|
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
|
|
|
if (note.has(NoteColumns.ID)) {
|
|
|
long id = note.getLong(NoteColumns.ID);
|
|
|
if (DataUtils.existInNoteDatabase(mContentResolver, id)) {
|
|
|
note.remove(NoteColumns.ID);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
if (js.has(GTaskStringUtils.META_HEAD_DATA)) {
|
|
|
JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA);
|
|
|
for (int i = 0; i < dataArray.length(); i++) {
|
|
|
JSONObject data = dataArray.getJSONObject(i);
|
|
|
if (data.has(DataColumns.ID)) {
|
|
|
long dataId = data.getLong(DataColumns.ID);
|
|
|
if (DataUtils.existInDataDatabase(mContentResolver, dataId)) {
|
|
|
data.remove(DataColumns.ID);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
} catch (JSONException e) {
|
|
|
Log.w(TAG, e.toString());
|
|
|
e.printStackTrace();
|
|
|
}
|
|
|
sqlNote.setContent(js);
|
|
|
|
|
|
// 获取父节点的ID,如果找不到则抛出异常
|
|
|
Long parentId = mGidToNid.get(((Task) node).getParent().getGid());
|
|
|
if (parentId == null) {
|
|
|
Log.e(TAG, "cannot find task's parent id locally");
|
|
|
throw new ActionFailureException("cannot add local node");
|
|
|
}
|
|
|
sqlNote.setParentId(parentId.longValue());
|
|
|
}
|
|
|
|
|
|
// 创建本地节点,并更新gid-nid映射和meta信息
|
|
|
sqlNote.setGtaskId(node.getGid());
|
|
|
sqlNote.commit(false);
|
|
|
|
|
|
mGidToNid.put(node.getGid(), sqlNote.getId());
|
|
|
mNidToGid.put(sqlNote.getId(), node.getGid());
|
|
|
|
|
|
updateRemoteMeta(node.getGid(), sqlNote);
|
|
|
}
|
|
|
|
|
|
// 更新本地节点的方法
|
|
|
private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException {
|
|
|
// 如果操作被取消,则直接返回
|
|
|
if (mCancelled) {
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
SqlNote sqlNote;
|
|
|
// 使用Cursor初始化SqlNote对象,用于更新本地笔记
|
|
|
sqlNote = new SqlNote(mContext, c);
|
|
|
// 从节点内容中获取本地JSON字符串,并设置给SqlNote
|
|
|
sqlNote.setContent(node.getLocalJSONFromContent());
|
|
|
|
|
|
// 根据节点类型获取父节点ID,如果是Task则通过GID映射获取,否则默认为根文件夹ID
|
|
|
Long parentId = (node instanceof Task) ? mGidToNid.get(((Task) node).getParent().getGid())
|
|
|
: new Long(Notes.ID_ROOT_FOLDER);
|
|
|
// 如果无法找到父节点ID,则记录错误并抛出异常
|
|
|
if (parentId == null) {
|
|
|
Log.e(TAG, "cannot find task's parent id locally");
|
|
|
throw new ActionFailureException("cannot update local node");
|
|
|
}
|
|
|
// 设置SqlNote的父节点ID
|
|
|
sqlNote.setParentId(parentId.longValue());
|
|
|
// 提交更改到数据库,true表示立即提交
|
|
|
sqlNote.commit(true);
|
|
|
|
|
|
// 更新远程元数据
|
|
|
updateRemoteMeta(node.getGid(), sqlNote);
|
|
|
}
|
|
|
|
|
|
// 添加远程节点的方法
|
|
|
private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException {
|
|
|
// 如果操作被取消,则直接返回
|
|
|
if (mCancelled) {
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
SqlNote sqlNote = new SqlNote(mContext, c);
|
|
|
Node n;
|
|
|
|
|
|
// 如果是笔记类型,则进行以下处理
|
|
|
if (sqlNote.isNoteType()) {
|
|
|
Task task = new Task();
|
|
|
// 从SqlNote的内容中解析出任务内容
|
|
|
task.setContentByLocalJSON(sqlNote.getContent());
|
|
|
|
|
|
// 获取父任务列表的GID
|
|
|
String parentGid = mNidToGid.get(sqlNote.getParentId());
|
|
|
// 如果无法找到父任务列表的GID,则记录错误并抛出异常
|
|
|
if (parentGid == null) {
|
|
|
Log.e(TAG, "cannot find task's parent tasklist");
|
|
|
throw new ActionFailureException("cannot add remote task");
|
|
|
}
|
|
|
// 将任务添加到对应的任务列表中
|
|
|
mGTaskListHashMap.get(parentGid).addChildTask(task);
|
|
|
// 通过GTaskClient创建远程任务
|
|
|
GTaskClient.getInstance().createTask(task);
|
|
|
// 将任务对象赋值给n
|
|
|
n = (Node) task;
|
|
|
|
|
|
// 更新远程元数据
|
|
|
updateRemoteMeta(task.getGid(), sqlNote);
|
|
|
} else {
|
|
|
TaskList tasklist = null;
|
|
|
|
|
|
// 根据SqlNote的ID确定文件夹名称
|
|
|
String folderName = GTaskStringUtils.MIUI_FOLDER_PREFFIX;
|
|
|
if (sqlNote.getId() == Notes.ID_ROOT_FOLDER)
|
|
|
folderName += GTaskStringUtils.FOLDER_DEFAULT;
|
|
|
else if (sqlNote.getId() == Notes.ID_CALL_RECORD_FOLDER)
|
|
|
folderName += GTaskStringUtils.FOLDER_CALL_NOTE;
|
|
|
else
|
|
|
folderName += sqlNote.getSnippet();
|
|
|
|
|
|
// 遍历所有任务列表,查找是否存在同名文件夹
|
|
|
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();
|
|
|
|
|
|
if (list.getName().equals(folderName)) {
|
|
|
tasklist = list;
|
|
|
// 如果已存在同名任务列表,则从另一个映射中移除(可能是为了同步状态)
|
|
|
if (mGTaskHashMap.containsKey(gid)) {
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
}
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// 如果不存在同名文件夹,则创建新文件夹
|
|
|
if (tasklist == null) {
|
|
|
tasklist = new TaskList();
|
|
|
tasklist.setContentByLocalJSON(sqlNote.getContent());
|
|
|
GTaskClient.getInstance().createTaskList(tasklist);
|
|
|
mGTaskListHashMap.put(tasklist.getGid(), tasklist);
|
|
|
}
|
|
|
// 将任务列表对象赋值给n
|
|
|
n = (Node) tasklist;
|
|
|
}
|
|
|
// update local note
|
|
|
sqlNote.setGtaskId(n.getGid());
|
|
|
sqlNote.commit(false);
|
|
|
sqlNote.resetLocalModified();
|
|
|
sqlNote.commit(true);
|
|
|
|
|
|
// gid-id mapping
|
|
|
mGidToNid.put(n.getGid(), sqlNote.getId());
|
|
|
mNidToGid.put(sqlNote.getId(), n.getGid());
|
|
|
}
|
|
|
|
|
|
// 更新远程节点的方法,接收一个节点和一个Cursor对象作为参数
|
|
|
private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException {
|
|
|
// 如果同步操作被取消,则直接返回
|
|
|
if (mCancelled) {
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
// 根据Cursor创建一个SqlNote对象,用于操作数据库中的笔记数据
|
|
|
SqlNote sqlNote = new SqlNote(mContext, c);
|
|
|
|
|
|
// 更新节点的内容到远程服务器
|
|
|
node.setContentByLocalJSON(sqlNote.getContent());
|
|
|
GTaskClient.getInstance().addUpdateNode(node);
|
|
|
|
|
|
// 更新节点的元数据到远程服务器
|
|
|
updateRemoteMeta(node.getGid(), sqlNote);
|
|
|
|
|
|
// 如果当前节点是一个任务(笔记类型为任务),则检查并移动它到正确的父任务列表
|
|
|
if (sqlNote.isNoteType()) {
|
|
|
Task task = (Task) node;
|
|
|
TaskList preParentList = task.getParent(); // 获取任务当前所在的父任务列表
|
|
|
|
|
|
// 根据数据库中的父ID查找对应的GID
|
|
|
String curParentGid = mNidToGid.get(sqlNote.getParentId());
|
|
|
if (curParentGid == null) {
|
|
|
Log.e(TAG, "cannot find task's parent tasklist"); // 如果找不到,记录错误日志
|
|
|
throw new ActionFailureException("cannot update remote task"); // 抛出异常
|
|
|
}
|
|
|
TaskList curParentList = mGTaskListHashMap.get(curParentGid); // 获取新的父任务列表
|
|
|
|
|
|
// 如果任务需要移动到新的父任务列表
|
|
|
if (preParentList != curParentList) {
|
|
|
preParentList.removeChildTask(task); // 从当前父任务列表中移除任务
|
|
|
curParentList.addChildTask(task); // 将任务添加到新的父任务列表
|
|
|
GTaskClient.getInstance().moveTask(task, preParentList, curParentList); // 更新远程服务器上的任务位置
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// 清除本地修改标志,并提交更改到数据库
|
|
|
sqlNote.resetLocalModified();
|
|
|
sqlNote.commit(true);
|
|
|
}
|
|
|
|
|
|
// 更新远程元数据的方法,接收一个GID和一个SqlNote对象作为参数
|
|
|
private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException {
|
|
|
if (sqlNote != null && sqlNote.isNoteType()) { // 如果SqlNote对象不为空且是任务类型
|
|
|
MetaData metaData = mMetaHashMap.get(gid); // 从哈希表中获取元数据对象
|
|
|
if (metaData != null) {
|
|
|
// 如果元数据对象已存在,更新其内容
|
|
|
metaData.setMeta(gid, sqlNote.getContent());
|
|
|
GTaskClient.getInstance().addUpdateNode(metaData);
|
|
|
} else {
|
|
|
// 如果元数据对象不存在,创建一个新的并添加到列表和哈希表中,然后创建远程任务
|
|
|
metaData = new MetaData();
|
|
|
metaData.setMeta(gid, sqlNote.getContent());
|
|
|
mMetaList.addChildTask(metaData);
|
|
|
mMetaHashMap.put(gid, metaData);
|
|
|
GTaskClient.getInstance().createTask(metaData);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// 刷新本地同步ID的方法
|
|
|
private void refreshLocalSyncId() throws NetworkFailureException {
|
|
|
if (mCancelled) {
|
|
|
return; // 如果同步操作被取消,则直接返回
|
|
|
}
|
|
|
|
|
|
// 清空哈希表和列表,准备重新初始化任务列表
|
|
|
mGTaskHashMap.clear();
|
|
|
mGTaskListHashMap.clear();
|
|
|
mMetaHashMap.clear();
|
|
|
initGTaskList(); // 初始化任务列表
|
|
|
|
|
|
Cursor c = null;
|
|
|
try {
|
|
|
// 查询本地数据库中的笔记,排除系统类型和垃圾文件夹中的笔记
|
|
|
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");
|
|
|
if (c != null) {
|
|
|
while (c.moveToNext()) {
|
|
|
String gid = c.getString(SqlNote.GTASK_ID_COLUMN); // 获取GID
|
|
|
Node node = mGTaskHashMap.get(gid); // 从哈希表中获取节点
|
|
|
if (node != null) {
|
|
|
mGTaskHashMap.remove(gid); // 从哈希表中移除节点
|
|
|
ContentValues values = new ContentValues();
|
|
|
values.put(NoteColumns.SYNC_ID, node.getLastModified()); // 更新同步ID为节点的最后修改时间
|
|
|
mContentResolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
|
|
|
c.getLong(SqlNote.ID_COLUMN)), values, null, null); // 更新数据库中的记录
|
|
|
} else {
|
|
|
Log.e(TAG, "something is missed"); // 如果找不到对应的节点,记录错误日志
|
|
|
throw new ActionFailureException(
|
|
|
"some local items don't have gid after sync"); // 抛出异常
|
|
|
}
|
|
|
}
|
|
|
} else {
|
|
|
Log.w(TAG, "failed to query local note to refresh sync id"); // 如果查询失败,记录警告日志
|
|
|
}
|
|
|
} finally {
|
|
|
if (c != null) {
|
|
|
c.close(); // 关闭Cursor
|
|
|
c = null;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
public String getSyncAccount() {
|
|
|
return GTaskClient.getInstance().getSyncAccount().name;
|
|
|
}
|
|
|
|
|
|
public void cancelSync() {
|
|
|
mCancelled = true;
|
|
|
}
|
|
|
}
|