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@ -51,111 +51,98 @@ 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_SUCCESS = 0; // 同步成功状态码
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public static final int STATE_NETWORK_ERROR = 1; // 网络错误状态码
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public static final int STATE_INTERNAL_ERROR = 2; // 内部错误状态码
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public static final int STATE_SYNC_IN_PROGRESS = 3; // 同步进行中状态码
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public static final int STATE_SYNC_CANCELLED = 4; // 同步已取消状态码
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public static final int STATE_NETWORK_ERROR = 1;
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private static GTaskManager mInstance = null; // 单例实例
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public static final int STATE_INTERNAL_ERROR = 2;
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private Activity mActivity; // 活动的Activity实例
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private Context mContext; // 上下文
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private ContentResolver mContentResolver; // ContentResolver实例
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public static final int STATE_SYNC_IN_PROGRESS = 3;
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private boolean mSyncing; // 是否正在同步
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private boolean mCancelled; // 是否已取消同步
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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 HashMap<String, TaskList> mGTaskListHashMap; // 任务列表哈希表
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private HashMap<String, Node> mGTaskHashMap; // 任务哈希表
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private HashMap<String, MetaData> mMetaHashMap; // 元数据哈希表
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private TaskList mMetaList; // 元数据列表
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private HashSet<Long> mLocalDeleteIdMap; // 本地删除ID哈希表
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private HashMap<String, Long> mGidToNid; // GID到NID的映射哈希表
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private HashMap<Long, String> mNidToGid; // NID到GID的映射哈希表
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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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mSyncing = false; // 初始化时不在同步状态
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mCancelled = false; // 初始化时未取消同步
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mGTaskListHashMap = new HashMap<String, TaskList>(); // 初始化任务列表哈希表
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mGTaskHashMap = new HashMap<String, Node>(); // 初始化任务哈希表
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mMetaHashMap = new HashMap<String, MetaData>(); // 初始化元数据哈希表
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mMetaList = null; // 初始化元数据列表为空
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mLocalDeleteIdMap = new HashSet<Long>(); // 初始化本地删除ID哈希表为空
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mGidToNid = new HashMap<String, Long>(); // 初始化GID到NID的映射哈希表为空
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mNidToGid = new HashMap<Long, String>(); // 初始化NID到GID的映射哈希表为空
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}
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public static synchronized GTaskManager getInstance() {
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public static synchronized GTaskManager getInstance() { // 获取单例实例
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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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public synchronized void setActivityContext(Activity activity) { // 设置活动的Activity实例
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// 用于获取认证令牌
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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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if (mSyncing) { // 如果正在同步中,返回同步进行中状态码
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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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mContext = context; // 设置上下文
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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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mSyncing = true; // 设置正在同步
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mCancelled = false; // 设置未取消同步
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mGTaskListHashMap.clear(); // 清除任务列表哈希表
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mGTaskHashMap.clear(); // 清除任务哈希表
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mMetaHashMap.clear(); // 清除元数据哈希表
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mLocalDeleteIdMap.clear(); // 清除本地删除ID哈希表
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mGidToNid.clear(); // 清除GID到NID的映射哈希表
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mNidToGid.clear(); // 清除NID到GID的映射哈希表
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try {
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GTaskClient client = GTaskClient.getInstance();
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client.resetUpdateArray();
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GTaskClient client = GTaskClient.getInstance(); // 获取GTaskClient实例
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client.resetUpdateArray(); // 重置更新数组
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// login google task
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// 登录Google任务
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if (!mCancelled) {
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if (!client.login(mActivity)) {
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if (!client.login(mActivity)) { // 如果登录失败,抛出NetworkFailureException
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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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// 从Google获取任务列表
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asyncTask.publishProgess(mContext.getString(R.string.sync_progress_init_list)); // 发布进度消息
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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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// 进行内容同步
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asyncTask.publishProgess(mContext.getString(R.string.sync_progress_syncing)); // 发布进度消息
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syncContent();
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} catch (NetworkFailureException e) {
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} catch (NetworkFailureException e) { // 如果发生网络错误,返回网络错误状态码
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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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} catch (ActionFailureException e) { // 如果发生操作失败,返回内部错误状态码
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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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} catch (Exception e) { // 如果发生其他异常,返回内部错误状态码
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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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} finally { // 在finally中清除哈希表并设置同步完成
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mGTaskListHashMap.clear();
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mGTaskHashMap.clear();
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mMetaHashMap.clear();
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@ -165,29 +152,38 @@ public class GTaskManager {
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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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return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS; // 如果已取消同步,返回取消同步状态码,否则返回成功状态码
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}
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/**
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* 初始化 GTaskList,如果网络连接失败则抛出 NetworkFailureException 异常。
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*/
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private void initGTaskList() throws NetworkFailureException {
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// 如果已经取消则直接返回
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if (mCancelled)
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return;
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// 获取 GTaskClient 的实例
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GTaskClient client = GTaskClient.getInstance();
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try {
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// 获取任务列表
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JSONArray jsTaskLists = client.getTaskLists();
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// init meta list first
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// 首先初始化 Meta list
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mMetaList = null;
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for (int i = 0; i < jsTaskLists.length(); i++) {
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// 获取任务列表中的元素
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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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if (name
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.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) {
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// 如果名称为 GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META,则初始化 Meta list
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if (name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) {
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mMetaList = new TaskList();
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mMetaList.setContentByRemoteJSON(object);
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// load meta data
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// 加载 Meta 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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@ -203,29 +199,28 @@ public class GTaskManager {
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}
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}
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// create meta list if not existed
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// 如果 Meta list 不存在,则创建一个新的 Meta list
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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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mMetaList.setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META);
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GTaskClient.getInstance().createTaskList(mMetaList);
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}
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// init task list
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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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// 获取任务列表中的元素
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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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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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// 如果名称以 GTaskStringUtils.MIUI_FOLDER_PREFFIX 开头且不是 Meta list,则初始化任务列表
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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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tasklist.setContentByRemoteJSON(object);
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mGTaskListHashMap.put(gid, tasklist);
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mGTaskHashMap.put(gid, tasklist);
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// load tasks
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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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@ -241,25 +236,27 @@ public class GTaskManager {
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}
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}
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} catch (JSONException e) {
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// 如果处理 JSONObject 失败,则抛出 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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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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int syncType; // 同步类型
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Cursor c = null; // 游标
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String gid; // GTasks ID
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Node node; // 节点
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mLocalDeleteIdMap.clear();
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mLocalDeleteIdMap.clear(); // 清空本地删除ID映射表
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if (mCancelled) {
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if (mCancelled) { // 如果已经取消了同步,直接返回
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return;
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}
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// for local deleted note
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// 处理本地已删除的笔记
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try {
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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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@ -271,13 +268,13 @@ public class GTaskManager {
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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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doContentSync(Node.SYNC_ACTION_DEL_REMOTE, node, c); // 执行删除远程同步操作
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}
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mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN));
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|
|
mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN)); // 添加到本地删除ID映射表
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
Log.w(TAG, "failed to query trash folder");
|
|
|
|
|
Log.w(TAG, "failed to query trash folder"); // 查询回收站失败
|
|
|
|
|
}
|
|
|
|
|
} finally {
|
|
|
|
|
if (c != null) {
|
|
|
|
@ -286,10 +283,10 @@ public class GTaskManager {
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// sync folder first
|
|
|
|
|
// 同步文件夹
|
|
|
|
|
syncFolder();
|
|
|
|
|
|
|
|
|
|
// for note existing in database
|
|
|
|
|
// 处理数据库中已存在的笔记
|
|
|
|
|
try {
|
|
|
|
|
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
|
|
|
|
|
"(type=? AND parent_id<>?)", new String[] {
|
|
|
|
@ -303,20 +300,20 @@ public class GTaskManager {
|
|
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
|
|
mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN));
|
|
|
|
|
mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid);
|
|
|
|
|
syncType = node.getSyncAction(c);
|
|
|
|
|
syncType = node.getSyncAction(c); // 获取同步类型
|
|
|
|
|
} else {
|
|
|
|
|
if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
|
|
|
|
|
// local add
|
|
|
|
|
// 本地新增
|
|
|
|
|
syncType = Node.SYNC_ACTION_ADD_REMOTE;
|
|
|
|
|
} else {
|
|
|
|
|
// remote delete
|
|
|
|
|
// 远程删除
|
|
|
|
|
syncType = Node.SYNC_ACTION_DEL_LOCAL;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
doContentSync(syncType, node, c);
|
|
|
|
|
doContentSync(syncType, node, c); // 执行同步操作
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
Log.w(TAG, "failed to query existing note in database");
|
|
|
|
|
Log.w(TAG, "failed to query existing note in database"); // 查询已存在的笔记失败
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
} finally {
|
|
|
|
@ -326,42 +323,43 @@ public class GTaskManager {
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// go through remaining items
|
|
|
|
|
// 处理剩余的节点
|
|
|
|
|
Iterator<Map.Entry<String, Node>> iter = mGTaskHashMap.entrySet().iterator();
|
|
|
|
|
while (iter.hasNext()) {
|
|
|
|
|
Map.Entry<String, Node> entry = iter.next();
|
|
|
|
|
node = entry.getValue();
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null);
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null); // 执行本地新增同步操作
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// mCancelled can be set by another thread, so we neet to check one by
|
|
|
|
|
// one
|
|
|
|
|
// clear local delete table
|
|
|
|
|
// 清空本地删除表
|
|
|
|
|
if (!mCancelled) {
|
|
|
|
|
if (!DataUtils.batchDeleteNotes(mContentResolver, mLocalDeleteIdMap)) {
|
|
|
|
|
if (!DataUtils.batchDeleteNotes(mContentResolver, mLocalDeleteIdMap)) { // 批量删除本地已删除笔记
|
|
|
|
|
throw new ActionFailureException("failed to batch-delete local deleted notes");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// refresh local sync id
|
|
|
|
|
// 刷新本地同步ID
|
|
|
|
|
if (!mCancelled) {
|
|
|
|
|
GTaskClient.getInstance().commitUpdate();
|
|
|
|
|
refreshLocalSyncId();
|
|
|
|
|
GTaskClient.getInstance().commitUpdate(); // 提交更新
|
|
|
|
|
refreshLocalSyncId(); // 刷新本地同步ID
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 同步文件夹信息
|
|
|
|
|
* @throws NetworkFailureException 如果网络连接失败,则抛出此异常
|
|
|
|
|
*/
|
|
|
|
|
private void syncFolder() throws NetworkFailureException {
|
|
|
|
|
Cursor c = null;
|
|
|
|
|
String gid;
|
|
|
|
|
Node node;
|
|
|
|
|
int syncType;
|
|
|
|
|
Cursor c = null; // 游标对象,用于查询数据库
|
|
|
|
|
String gid; // Google Tasks ID
|
|
|
|
|
Node node; // Google Tasks 中的节点
|
|
|
|
|
int syncType; // 同步类型
|
|
|
|
|
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
if (mCancelled) { // 如果已取消同步,则直接返回
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// for root folder
|
|
|
|
|
// 同步根文件夹
|
|
|
|
|
try {
|
|
|
|
|
c = mContentResolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
|
|
|
|
|
Notes.ID_ROOT_FOLDER), SqlNote.PROJECTION_NOTE, null, null, null);
|
|
|
|
@ -369,15 +367,15 @@ public class GTaskManager {
|
|
|
|
|
c.moveToNext();
|
|
|
|
|
gid = c.getString(SqlNote.GTASK_ID_COLUMN);
|
|
|
|
|
node = mGTaskHashMap.get(gid);
|
|
|
|
|
if (node != null) {
|
|
|
|
|
if (node != null) { // Google Tasks 中存在该节点
|
|
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
|
|
mGidToNid.put(gid, (long) Notes.ID_ROOT_FOLDER);
|
|
|
|
|
mNidToGid.put((long) Notes.ID_ROOT_FOLDER, gid);
|
|
|
|
|
// for system folder, only update remote name if necessary
|
|
|
|
|
// 如果节点名称不是默认名称,则更新远程名称
|
|
|
|
|
if (!node.getName().equals(
|
|
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT))
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c);
|
|
|
|
|
} else {
|
|
|
|
|
} else { // Google Tasks 中不存在该节点
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c);
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
@ -390,27 +388,26 @@ public class GTaskManager {
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// for call-note folder
|
|
|
|
|
// 同步通话记录文件夹
|
|
|
|
|
try {
|
|
|
|
|
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, "(_id=?)",
|
|
|
|
|
new String[] {
|
|
|
|
|
String.valueOf(Notes.ID_CALL_RECORD_FOLDER)
|
|
|
|
|
String.valueOf(Notes.ID_CALL_RECORD_FOLDER)
|
|
|
|
|
}, null);
|
|
|
|
|
if (c != null) {
|
|
|
|
|
if (c.moveToNext()) {
|
|
|
|
|
gid = c.getString(SqlNote.GTASK_ID_COLUMN);
|
|
|
|
|
node = mGTaskHashMap.get(gid);
|
|
|
|
|
if (node != null) {
|
|
|
|
|
if (node != null) { // Google Tasks 中存在该节点
|
|
|
|
|
mGTaskHashMap.remove(gid);
|
|
|
|
|
mGidToNid.put(gid, (long) Notes.ID_CALL_RECORD_FOLDER);
|
|
|
|
|
mNidToGid.put((long) Notes.ID_CALL_RECORD_FOLDER, gid);
|
|
|
|
|
// for system folder, only update remote name if
|
|
|
|
|
// necessary
|
|
|
|
|
// 如果节点名称不是默认名称,则更新远程名称
|
|
|
|
|
if (!node.getName().equals(
|
|
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX
|
|
|
|
|
+ GTaskStringUtils.FOLDER_CALL_NOTE))
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_UPDATE_REMOTE, node, c);
|
|
|
|
|
} else {
|
|
|
|
|
} else { // Google Tasks 中不存在该节点
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_REMOTE, node, c);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
@ -424,7 +421,7 @@ public class GTaskManager {
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// for local existing folders
|
|
|
|
|
// 同步本地已存在文件夹
|
|
|
|
|
try {
|
|
|
|
|
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
|
|
|
|
|
"(type=? AND parent_id<>?)", new String[] {
|
|
|
|
@ -434,17 +431,17 @@ public class GTaskManager {
|
|
|
|
|
while (c.moveToNext()) {
|
|
|
|
|
gid = c.getString(SqlNote.GTASK_ID_COLUMN);
|
|
|
|
|
node = mGTaskHashMap.get(gid);
|
|
|
|
|
if (node != null) {
|
|
|
|
|
if (node != null) { // Google Tasks 中存在该节点
|
|
|
|
|
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) {
|
|
|
|
|
// local add
|
|
|
|
|
// 本地新增
|
|
|
|
|
syncType = Node.SYNC_ACTION_ADD_REMOTE;
|
|
|
|
|
} else {
|
|
|
|
|
// remote delete
|
|
|
|
|
// 远程删除
|
|
|
|
|
syncType = Node.SYNC_ACTION_DEL_LOCAL;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
@ -460,22 +457,30 @@ public class GTaskManager {
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// for remote add folders
|
|
|
|
|
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);
|
|
|
|
|
// 为远程添加文件夹
|
|
|
|
|
Iterator<Map.Entry<String, TaskList>> iter = mGTaskListHashMap.entrySet().iterator(); // 迭代 mGTaskListHashMap 中的每一个元素
|
|
|
|
|
while (iter.hasNext()) { // 如果还有下一个元素
|
|
|
|
|
Map.Entry<String, TaskList> entry = iter.next(); // 获取下一个元素
|
|
|
|
|
gid = entry.getKey(); // 获取元素的键
|
|
|
|
|
node = entry.getValue(); // 获取元素的值
|
|
|
|
|
if (mGTaskHashMap.containsKey(gid)) { // 如果 mGTaskHashMap 中包含该键
|
|
|
|
|
mGTaskHashMap.remove(gid); // 从 mGTaskHashMap 中删除该键值对
|
|
|
|
|
doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null); // 执行 doContentSync 方法,并传入 SYNC_ACTION_ADD_LOCAL、node 和 null 三个参数
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!mCancelled)
|
|
|
|
|
GTaskClient.getInstance().commitUpdate();
|
|
|
|
|
if (!mCancelled) // 如果 mCancelled 为假
|
|
|
|
|
GTaskClient.getInstance().commitUpdate(); // 执行 GTaskClient.getInstance().commitUpdate() 方法
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 执行内容同步
|
|
|
|
|
*
|
|
|
|
|
* @param syncType 同步类型
|
|
|
|
|
* @param node 节点
|
|
|
|
|
* @param c 光标
|
|
|
|
|
* @throws NetworkFailureException 网络失败异常
|
|
|
|
|
*/
|
|
|
|
|
private void doContentSync(int syncType, Node node, Cursor c) throws NetworkFailureException {
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return;
|
|
|
|
@ -484,12 +489,15 @@ public class GTaskManager {
|
|
|
|
|
MetaData meta;
|
|
|
|
|
switch (syncType) {
|
|
|
|
|
case Node.SYNC_ACTION_ADD_LOCAL:
|
|
|
|
|
// 添加本地节点
|
|
|
|
|
addLocalNode(node);
|
|
|
|
|
break;
|
|
|
|
|
case Node.SYNC_ACTION_ADD_REMOTE:
|
|
|
|
|
// 添加远程节点
|
|
|
|
|
addRemoteNode(node, c);
|
|
|
|
|
break;
|
|
|
|
|
case Node.SYNC_ACTION_DEL_LOCAL:
|
|
|
|
|
// 删除本地节点
|
|
|
|
|
meta = mMetaHashMap.get(c.getString(SqlNote.GTASK_ID_COLUMN));
|
|
|
|
|
if (meta != null) {
|
|
|
|
|
GTaskClient.getInstance().deleteNode(meta);
|
|
|
|
@ -497,6 +505,7 @@ public class GTaskManager {
|
|
|
|
|
mLocalDeleteIdMap.add(c.getLong(SqlNote.ID_COLUMN));
|
|
|
|
|
break;
|
|
|
|
|
case Node.SYNC_ACTION_DEL_REMOTE:
|
|
|
|
|
// 删除远程节点
|
|
|
|
|
meta = mMetaHashMap.get(node.getGid());
|
|
|
|
|
if (meta != null) {
|
|
|
|
|
GTaskClient.getInstance().deleteNode(meta);
|
|
|
|
@ -504,52 +513,69 @@ public class GTaskManager {
|
|
|
|
|
GTaskClient.getInstance().deleteNode(node);
|
|
|
|
|
break;
|
|
|
|
|
case Node.SYNC_ACTION_UPDATE_LOCAL:
|
|
|
|
|
// 更新本地节点
|
|
|
|
|
updateLocalNode(node, c);
|
|
|
|
|
break;
|
|
|
|
|
case Node.SYNC_ACTION_UPDATE_REMOTE:
|
|
|
|
|
// 更新远程节点
|
|
|
|
|
updateRemoteNode(node, c);
|
|
|
|
|
break;
|
|
|
|
|
case Node.SYNC_ACTION_UPDATE_CONFLICT:
|
|
|
|
|
// merging both modifications maybe a good idea
|
|
|
|
|
// right now just use local update simply
|
|
|
|
|
// 合并两个修改可能是个好主意
|
|
|
|
|
// 目前只使用本地更新
|
|
|
|
|
updateRemoteNode(node, c);
|
|
|
|
|
break;
|
|
|
|
|
case Node.SYNC_ACTION_NONE:
|
|
|
|
|
// 无同步操作
|
|
|
|
|
break;
|
|
|
|
|
case Node.SYNC_ACTION_ERROR:
|
|
|
|
|
default:
|
|
|
|
|
throw new ActionFailureException("unkown sync action type");
|
|
|
|
|
// 未知同步操作类型异常
|
|
|
|
|
throw new ActionFailureException("未知的同步操作类型");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 添加本地节点,将传入的节点信息添加到本地数据库中
|
|
|
|
|
*
|
|
|
|
|
* @param node 要添加的节点对象
|
|
|
|
|
* @throws NetworkFailureException 如果添加过程中发生网络错误,抛出此异常
|
|
|
|
|
*/
|
|
|
|
|
private void addLocalNode(Node node) throws NetworkFailureException {
|
|
|
|
|
// 如果已经取消了添加操作,则直接返回
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SqlNote sqlNote;
|
|
|
|
|
// 根据节点类型创建要添加的节点对象
|
|
|
|
|
if (node instanceof TaskList) {
|
|
|
|
|
if (node.getName().equals(
|
|
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT)) {
|
|
|
|
|
// 如果是默认文件夹,则将其作为根节点添加
|
|
|
|
|
sqlNote = new SqlNote(mContext, Notes.ID_ROOT_FOLDER);
|
|
|
|
|
} else if (node.getName().equals(
|
|
|
|
|
GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_CALL_NOTE)) {
|
|
|
|
|
// 如果是通话记录文件夹,则将其作为通话记录文件夹添加
|
|
|
|
|
sqlNote = new SqlNote(mContext, Notes.ID_CALL_RECORD_FOLDER);
|
|
|
|
|
} else {
|
|
|
|
|
// 否则创建一个普通的节点对象,将传入的节点信息添加到其中
|
|
|
|
|
sqlNote = new SqlNote(mContext);
|
|
|
|
|
sqlNote.setContent(node.getLocalJSONFromContent());
|
|
|
|
|
sqlNote.setParentId(Notes.ID_ROOT_FOLDER);
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
// 创建一个普通的节点对象,将传入的节点信息添加到其中
|
|
|
|
|
sqlNote = new SqlNote(mContext);
|
|
|
|
|
JSONObject js = node.getLocalJSONFromContent();
|
|
|
|
|
try {
|
|
|
|
|
// 更新节点信息中的元数据信息
|
|
|
|
|
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)) {
|
|
|
|
|
// the id is not available, have to create a new one
|
|
|
|
|
// 如果该id已存在于本地数据库中,则需要创建一个新的id
|
|
|
|
|
note.remove(NoteColumns.ID);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
@ -562,91 +588,110 @@ public class GTaskManager {
|
|
|
|
|
if (data.has(DataColumns.ID)) {
|
|
|
|
|
long dataId = data.getLong(DataColumns.ID);
|
|
|
|
|
if (DataUtils.existInDataDatabase(mContentResolver, dataId)) {
|
|
|
|
|
// the data id is not available, have to create
|
|
|
|
|
// a new one
|
|
|
|
|
// 如果该id已存在于本地数据库中,则需要创建一个新的id
|
|
|
|
|
data.remove(DataColumns.ID);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
} catch (JSONException e) {
|
|
|
|
|
Log.w(TAG, e.toString());
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
}
|
|
|
|
|
// 将更新后的节点信息添加到要创建的节点对象中
|
|
|
|
|
sqlNote.setContent(js);
|
|
|
|
|
|
|
|
|
|
// 获取要添加的节点的父节点在本地数据库中的id
|
|
|
|
|
Long parentId = mGidToNid.get(((Task) node).getParent().getGid());
|
|
|
|
|
if (parentId == null) {
|
|
|
|
|
// 如果没有找到父节点的id,则抛出异常
|
|
|
|
|
Log.e(TAG, "cannot find task's parent id locally");
|
|
|
|
|
throw new ActionFailureException("cannot add local node");
|
|
|
|
|
}
|
|
|
|
|
// 将父节点的id添加到要创建的节点对象中
|
|
|
|
|
sqlNote.setParentId(parentId.longValue());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// create the local node
|
|
|
|
|
// 设置要创建的节点对象的gid
|
|
|
|
|
sqlNote.setGtaskId(node.getGid());
|
|
|
|
|
// 将要创建的节点对象添加到本地数据库中
|
|
|
|
|
sqlNote.commit(false);
|
|
|
|
|
|
|
|
|
|
// update gid-nid mapping
|
|
|
|
|
// 更新gid-nid映射表
|
|
|
|
|
mGidToNid.put(node.getGid(), sqlNote.getId());
|
|
|
|
|
mNidToGid.put(sqlNote.getId(), node.getGid());
|
|
|
|
|
|
|
|
|
|
// update meta
|
|
|
|
|
// 更新元数据信息
|
|
|
|
|
updateRemoteMeta(node.getGid(), sqlNote);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 更新本地节点,将传入的节点信息更新到本地数据库中
|
|
|
|
|
*
|
|
|
|
|
* @param node 要更新的节点对象
|
|
|
|
|
* @param c 数据库游标对象,用于获取要更新的节点的信息
|
|
|
|
|
* @throws NetworkFailureException 如果更新过程中发生网络错误,抛出此异常
|
|
|
|
|
*/
|
|
|
|
|
private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException {
|
|
|
|
|
// 如果已经取消了更新操作,则直接返回
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SqlNote sqlNote;
|
|
|
|
|
// update the note locally
|
|
|
|
|
// 根据游标对象获取要更新的节点的信息
|
|
|
|
|
sqlNote = new SqlNote(mContext, c);
|
|
|
|
|
// 将传入的节点信息更新到要更新的节点中
|
|
|
|
|
sqlNote.setContent(node.getLocalJSONFromContent());
|
|
|
|
|
|
|
|
|
|
// 根据节点类型获取要更新节点的父节点的ID
|
|
|
|
|
Long parentId = (node instanceof Task) ? mGidToNid.get(((Task) node).getParent().getGid())
|
|
|
|
|
: new Long(Notes.ID_ROOT_FOLDER);
|
|
|
|
|
// 如果父节点ID为空,则抛出异常
|
|
|
|
|
if (parentId == null) {
|
|
|
|
|
Log.e(TAG, "cannot find task's parent id locally");
|
|
|
|
|
throw new ActionFailureException("cannot update local node");
|
|
|
|
|
}
|
|
|
|
|
// 设置要更新节点的父节点ID
|
|
|
|
|
sqlNote.setParentId(parentId.longValue());
|
|
|
|
|
// 提交更新操作
|
|
|
|
|
sqlNote.commit(true);
|
|
|
|
|
|
|
|
|
|
// update meta info
|
|
|
|
|
// 更新远程节点的元数据信息
|
|
|
|
|
updateRemoteMeta(node.getGid(), sqlNote);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
//这段Java代码实现了一个添加远程节点的方法,下面我们逐行进行详细的注释说明:
|
|
|
|
|
private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException {
|
|
|
|
|
//这是一个私有方法,用于添加远程节点。它需要传入一个节点对象和一个光标对象。如果添加过程中出现网络失败,将会抛出
|
|
|
|
|
// NetworkFailureException 异常。
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
//如果任务已被取消,直接返回。
|
|
|
|
|
SqlNote sqlNote = new SqlNote(mContext, c);
|
|
|
|
|
Node n;
|
|
|
|
|
|
|
|
|
|
// update remotely
|
|
|
|
|
//创建一个 SqlNote 对象和一个 Node 对象。
|
|
|
|
|
if (sqlNote.isNoteType()) {
|
|
|
|
|
Task task = new Task();
|
|
|
|
|
task.setContentByLocalJSON(sqlNote.getContent());
|
|
|
|
|
|
|
|
|
|
//如果 SqlNote 对象表示的是笔记类型,则创建一个 Task 对象,并使用 SqlNote 对象的 getContent() 方法获取本地 JSON 内容,
|
|
|
|
|
// 将其设置为 Task 对象的内容。
|
|
|
|
|
String parentGid = mNidToGid.get(sqlNote.getParentId());
|
|
|
|
|
if (parentGid == null) {
|
|
|
|
|
Log.e(TAG, "cannot find task's parent tasklist");
|
|
|
|
|
throw new ActionFailureException("cannot add remote task");
|
|
|
|
|
}
|
|
|
|
|
mGTaskListHashMap.get(parentGid).addChildTask(task);
|
|
|
|
|
|
|
|
|
|
//获取该笔记的父级任务列表的 GID,如果不存在则抛出异常。然后将该任务添加到父级任务列表中。
|
|
|
|
|
GTaskClient.getInstance().createTask(task);
|
|
|
|
|
n = (Node) task;
|
|
|
|
|
|
|
|
|
|
// add meta
|
|
|
|
|
//使用 GTaskClient 创建该任务,并将其转换为 Node 对象。
|
|
|
|
|
updateRemoteMeta(task.getGid(), sqlNote);
|
|
|
|
|
//更新远程元数据。
|
|
|
|
|
} else {
|
|
|
|
|
TaskList tasklist = null;
|
|
|
|
|
|
|
|
|
|
//如果 SqlNote 对象表示的是文件夹类型,则创建一个 TaskList 对象。
|
|
|
|
|
// we need to skip folder if it has already existed
|
|
|
|
|
String folderName = GTaskStringUtils.MIUI_FOLDER_PREFFIX;
|
|
|
|
|
if (sqlNote.getId() == Notes.ID_ROOT_FOLDER)
|
|
|
|
@ -655,7 +700,7 @@ public class GTaskManager {
|
|
|
|
|
folderName += GTaskStringUtils.FOLDER_CALL_NOTE;
|
|
|
|
|
else
|
|
|
|
|
folderName += sqlNote.getSnippet();
|
|
|
|
|
|
|
|
|
|
//获取文件夹的名称。如果是根文件夹,则使用默认名称;如果是通话记录文件夹,则使用特定的名称;否则使用 SqlNote 对象的摘录作为名称。
|
|
|
|
|
Iterator<Map.Entry<String, TaskList>> iter = mGTaskListHashMap.entrySet().iterator();
|
|
|
|
|
while (iter.hasNext()) {
|
|
|
|
|
Map.Entry<String, TaskList> entry = iter.next();
|
|
|
|
@ -670,7 +715,7 @@ public class GTaskManager {
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
//遍历任务列表哈希表,查找是否存在同名任务列表。如果存在,则将其作为 tasklist 对象;否则 tasklist 对象为空。
|
|
|
|
|
// no match we can add now
|
|
|
|
|
if (tasklist == null) {
|
|
|
|
|
tasklist = new TaskList();
|
|
|
|
@ -679,38 +724,60 @@ public class GTaskManager {
|
|
|
|
|
mGTaskListHashMap.put(tasklist.getGid(), tasklist);
|
|
|
|
|
}
|
|
|
|
|
n = (Node) tasklist;
|
|
|
|
|
//如果 tasklist 对象为空,则创建新的任务列表,并使用本地 JSON 内容初始化其内容。
|
|
|
|
|
// 然后使用 GTaskClient 创建该任务列表,并将其添加到任务列表哈希表中。然后将 tasklist 转换为 Node 对象。
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// update local note
|
|
|
|
|
sqlNote.setGtaskId(n.getGid());
|
|
|
|
|
sqlNote.commit(false);
|
|
|
|
|
sqlNote.resetLocalModified();
|
|
|
|
|
sqlNote.commit(true);
|
|
|
|
|
|
|
|
|
|
// gid-id mapping
|
|
|
|
|
//更新本地笔记的 GID,并将其标记为已提交。
|
|
|
|
|
mGidToNid.put(n.getGid(), sqlNote.getId());
|
|
|
|
|
mNidToGid.put(sqlNote.getId(), n.getGid());
|
|
|
|
|
//更新 GID 和 ID 之间的映射。
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
//这段Java代码的主要作用是更新远程云端的节点和元数据。
|
|
|
|
|
/** 具体而言,代码的执行流程如下:
|
|
|
|
|
|
|
|
|
|
1. 方法`updateRemoteNode()`的参数`node`表示需要更新的节点对象,参数`c`表示查询结果的`Cursor`对象。
|
|
|
|
|
2. 首先判断`mCancelled`是否为`true`,如果是则直接返回。
|
|
|
|
|
3. 根据`Cursor`对象创建`SqlNote`对象。
|
|
|
|
|
4. 调用`node`的`setContentByLocalJSON()`方法更新节点的内容。
|
|
|
|
|
5. 将更新后的节点添加到`GTaskClient`任务列表中。
|
|
|
|
|
6. 调用`updateRemoteMeta()`方法更新元数据。
|
|
|
|
|
7. 如果需要移动任务,则更新任务的父任务列表。
|
|
|
|
|
8. 清除本地修改标志。
|
|
|
|
|
9. 方法`updateRemoteMeta()`的参数`gid`表示元数据的唯一标识符,参数`sqlNote`表示需要更新的`SqlNote`对象。
|
|
|
|
|
10. 首先判断`sqlNote`是否为`null`且是否是笔记类型,如果不是则直接返回。
|
|
|
|
|
11. 获取元数据对象。
|
|
|
|
|
12. 如果元数据对象已存在,则更新元数据并将其添加到`GTaskClient`任务列表中。
|
|
|
|
|
13. 如果元数据对象不存在,则创建新的元数据对象并添加到任务列表中。
|
|
|
|
|
*/
|
|
|
|
|
private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException {
|
|
|
|
|
if (mCancelled) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// 根据Cursor对象创建SqlNote对象
|
|
|
|
|
SqlNote sqlNote = new SqlNote(mContext, c);
|
|
|
|
|
|
|
|
|
|
// update remotely
|
|
|
|
|
// 更新节点的内容
|
|
|
|
|
node.setContentByLocalJSON(sqlNote.getContent());
|
|
|
|
|
|
|
|
|
|
// 将更新后的节点添加到GTaskClient任务列表中
|
|
|
|
|
GTaskClient.getInstance().addUpdateNode(node);
|
|
|
|
|
|
|
|
|
|
// update meta
|
|
|
|
|
// 更新元数据
|
|
|
|
|
updateRemoteMeta(node.getGid(), sqlNote);
|
|
|
|
|
|
|
|
|
|
// move task if necessary
|
|
|
|
|
// 如果需要移动任务,则更新任务的父任务列表
|
|
|
|
|
if (sqlNote.isNoteType()) {
|
|
|
|
|
Task task = (Task) node;
|
|
|
|
|
TaskList preParentList = task.getParent();
|
|
|
|
|
|
|
|
|
|
// 获取当前任务的父任务列表
|
|
|
|
|
String curParentGid = mNidToGid.get(sqlNote.getParentId());
|
|
|
|
|
if (curParentGid == null) {
|
|
|
|
|
Log.e(TAG, "cannot find task's parent tasklist");
|
|
|
|
@ -718,6 +785,7 @@ public class GTaskManager {
|
|
|
|
|
}
|
|
|
|
|
TaskList curParentList = mGTaskListHashMap.get(curParentGid);
|
|
|
|
|
|
|
|
|
|
// 如果当前任务的父任务列表和之前的不同,则移动任务到新的父任务列表中
|
|
|
|
|
if (preParentList != curParentList) {
|
|
|
|
|
preParentList.removeChildTask(task);
|
|
|
|
|
curParentList.addChildTask(task);
|
|
|
|
@ -725,18 +793,22 @@ public class GTaskManager {
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// clear local modified flag
|
|
|
|
|
// 清除本地修改标志
|
|
|
|
|
sqlNote.resetLocalModified();
|
|
|
|
|
sqlNote.commit(true);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException {
|
|
|
|
|
if (sqlNote != null && sqlNote.isNoteType()) {
|
|
|
|
|
// 获取元数据对象
|
|
|
|
|
MetaData metaData = mMetaHashMap.get(gid);
|
|
|
|
|
if (metaData != null) {
|
|
|
|
|
// 更新元数据
|
|
|
|
|
metaData.setMeta(gid, sqlNote.getContent());
|
|
|
|
|
// 将更新后的元数据添加到GTaskClient任务列表中
|
|
|
|
|
GTaskClient.getInstance().addUpdateNode(metaData);
|
|
|
|
|
} else {
|
|
|
|
|
// 创建新的元数据对象并添加到任务列表中
|
|
|
|
|
metaData = new MetaData();
|
|
|
|
|
metaData.setMeta(gid, sqlNote.getContent());
|
|
|
|
|
mMetaList.addChildTask(metaData);
|
|
|
|
@ -746,12 +818,17 @@ public class GTaskManager {
|
|
|
|
|
}
|
|
|
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}
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/**
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* 刷新本地同步ID
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* @throws NetworkFailureException 网络异常
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*/
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private void refreshLocalSyncId() throws NetworkFailureException {
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if (mCancelled) {
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return;
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}
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// get the latest gtask list
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// 获取最新的gtask列表
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|
mGTaskHashMap.clear();
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|
mGTaskListHashMap.clear();
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mMetaHashMap.clear();
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|
@ -759,6 +836,7 @@ public class GTaskManager {
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Cursor c = null;
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try {
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// 查询本地笔记,排除系统笔记和回收站笔记
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|
|
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
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|
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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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|
|
@ -790,10 +868,17 @@ public class GTaskManager {
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|
|
|
}
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|
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|
|
}
|
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|
/**
|
|
|
|
|
* 获取同步账户
|
|
|
|
|
* @return 同步账户的名称
|
|
|
|
|
*/
|
|
|
|
|
public String getSyncAccount() {
|
|
|
|
|
return GTaskClient.getInstance().getSyncAccount().name;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 取消同步
|
|
|
|
|
*/
|
|
|
|
|
public void cancelSync() {
|
|
|
|
|
mCancelled = true;
|
|
|
|
|
}
|
|
|
|
|