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v2.1

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pvbpcj2ow 2 months ago
parent 524ad9794b
commit b655454e17
1 changed files with 82 additions and 68 deletions
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148
java/net/micode/notes/gtask/remote/GTaskManager.java
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@ -16,6 +16,7 @@
package net.micode.notes.gtask.remote;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.ContentResolver;
import android.content.ContentUris;
@ -47,46 +48,45 @@ import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;
/**
* GTaskManager 类负责管理 Google 任务的同步逻辑，采用单例模式确保全局只有一个实例。
* 该类处理了与 Google 任务的登录、任务列表初始化、内容同步等操作。
*/
public class GTaskManager {
private static final String TAG = GTaskManager.class.getSimpleName();
// 定义同步状态常量
public static final int STATE_SUCCESS = 0;
public static final int STATE_NETWORK_ERROR = 1;
public static final int STATE_INTERNAL_ERROR = 2;
public static final int STATE_SYNC_IN_PROGRESS = 3;
public static final int STATE_SYNC_CANCELLED = 4;
// 单例模式实例
@SuppressLint("StaticFieldLeak")
private static GTaskManager mInstance = null;
// 相关上下文和解析器
private Activity mActivity;
private Context mContext;
private ContentResolver mContentResolver;
// 同步状态和取消标志
private boolean mSyncing;
private boolean mCancelled;
private HashMap<String, TaskList> mGTaskListHashMap;
private HashMap<String, Node> mGTaskHashMap;
private HashMap<String, MetaData> mMetaHashMap;
// 存储任务列表、任务、元数据等信息的映射
private final HashMap<String, TaskList> mGTaskListHashMap;
private final HashMap<String, Node> mGTaskHashMap;
private final HashMap<String, MetaData> mMetaHashMap;
private TaskList mMetaList;
private final HashSet<Long> mLocalDeleteIdMap;
private final HashMap<String, Long> mGidToNid;
private final HashMap<Long, String> mNidToGid;
private HashSet<Long> mLocalDeleteIdMap;
private HashMap<String, Long> mGidToNid;
private HashMap<Long, String> mNidToGid;
// 私有构造函数，确保单例模式
private GTaskManager() {
mSyncing = false;
mCancelled = false;
@ -98,7 +98,7 @@ public class GTaskManager {
mGidToNid = new HashMap<String, Long>();
mNidToGid = new HashMap<Long, String>();
}
// 获取单例实例
public static synchronized GTaskManager getInstance() {
if (mInstance == null) {
mInstance = new GTaskManager();
@ -106,11 +106,14 @@ public class GTaskManager {
return mInstance;
}
// 设置活动上下文，用于获取认证令牌
public synchronized void setActivityContext(Activity activity) {
// used for getting authtoken
mActivity = activity;
}
// 执行同步操作
public int sync(Context context, GTaskASyncTask asyncTask) {
if (mSyncing) {
Log.d(TAG, "Sync is in progress");
@ -120,6 +123,7 @@ public class GTaskManager {
mContentResolver = mContext.getContentResolver();
mSyncing = true;
mCancelled = false;
// 清空所有映射
mGTaskListHashMap.clear();
mGTaskHashMap.clear();
mMetaHashMap.clear();
@ -131,18 +135,18 @@ public class GTaskManager {
GTaskClient client = GTaskClient.getInstance();
client.resetUpdateArray();
// login google task
// 登录Google任务
if (!mCancelled) {
if (!client.login(mActivity)) {
throw new NetworkFailureException("login google task failed");
}
}
// get the task list from google
// 获取 Google 任务列表
asyncTask.publishProgess(mContext.getString(R.string.sync_progress_init_list));
initGTaskList();
// do content sync work
// 执行内容同步
asyncTask.publishProgess(mContext.getString(R.string.sync_progress_syncing));
syncContent();
} catch (NetworkFailureException e) {
@ -156,6 +160,7 @@ public class GTaskManager {
e.printStackTrace();
return STATE_INTERNAL_ERROR;
} finally {
// 清空所有映射
mGTaskListHashMap.clear();
mGTaskHashMap.clear();
mMetaHashMap.clear();
@ -168,6 +173,8 @@ public class GTaskManager {
return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS;
}
// 初始化 Google 任务列表
private void initGTaskList() throws NetworkFailureException {
if (mCancelled)
return;
@ -175,7 +182,7 @@ public class GTaskManager {
try {
JSONArray jsTaskLists = client.getTaskLists();
// init meta list first
// 初始化元数据列表
mMetaList = null;
for (int i = 0; i < jsTaskLists.length(); i++) {
JSONObject object = jsTaskLists.getJSONObject(i);
@ -187,7 +194,7 @@ public class GTaskManager {
mMetaList = new TaskList();
mMetaList.setContentByRemoteJSON(object);
// load meta data
// 加载元数据
JSONArray jsMetas = client.getTaskList(gid);
for (int j = 0; j < jsMetas.length(); j++) {
object = (JSONObject) jsMetas.getJSONObject(j);
@ -203,7 +210,7 @@ public class GTaskManager {
}
}
// create meta list if not existed
// 如果元数据列表不存在，则创建
if (mMetaList == null) {
mMetaList = new TaskList();
mMetaList.setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX
@ -211,7 +218,7 @@ public class GTaskManager {
GTaskClient.getInstance().createTaskList(mMetaList);
}
// init task list
// 初始化任务列表
for (int i = 0; i < jsTaskLists.length(); i++) {
JSONObject object = jsTaskLists.getJSONObject(i);
String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
@ -225,7 +232,7 @@ public class GTaskManager {
mGTaskListHashMap.put(gid, tasklist);
mGTaskHashMap.put(gid, tasklist);
// load tasks
// 加载任务
JSONArray jsTasks = client.getTaskList(gid);
for (int j = 0; j < jsTasks.length(); j++) {
object = (JSONObject) jsTasks.getJSONObject(j);
@ -247,6 +254,7 @@ public class GTaskManager {
}
}
// 同步内容
private void syncContent() throws NetworkFailureException {
int syncType;
Cursor c = null;
@ -259,7 +267,7 @@ public class GTaskManager {
return;
}
// for local deleted note
// 处理本地已删除的笔记
try {
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
"(type<>? AND parent_id=?)", new String[] {
@ -286,10 +294,10 @@ public class GTaskManager {
}
}
// sync folder first
// 先同步文件夹
syncFolder();
// for note existing in database
//处理数据库中存在的笔记
try {
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
"(type=? AND parent_id<>?)", new String[] {
@ -305,11 +313,11 @@ public class GTaskManager {
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
if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().isEmpty()) {
//本地添加
syncType = Node.SYNC_ACTION_ADD_REMOTE;
} else {
// remote delete
// 远程删除
syncType = Node.SYNC_ACTION_DEL_LOCAL;
}
}
@ -326,7 +334,7 @@ public class GTaskManager {
}
}
// go through remaining items
// 处理剩余的项目
Iterator<Map.Entry<String, Node>> iter = mGTaskHashMap.entrySet().iterator();
while (iter.hasNext()) {
Map.Entry<String, Node> entry = iter.next();
@ -334,16 +342,14 @@ public class GTaskManager {
doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null);
}
// 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)) {
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();
@ -351,6 +357,7 @@ public class GTaskManager {
}
// 同步文件夹
private void syncFolder() throws NetworkFailureException {
Cursor c = null;
String gid;
@ -361,7 +368,7 @@ public class GTaskManager {
return;
}
// for root folder
// 处理根文件夹
try {
c = mContentResolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
Notes.ID_ROOT_FOLDER), SqlNote.PROJECTION_NOTE, null, null, null);
@ -390,7 +397,7 @@ public class GTaskManager {
}
}
// for call-note folder
// 处理通话记录文件夹
try {
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, "(_id=?)",
new String[] {
@ -424,7 +431,7 @@ public class GTaskManager {
}
}
// for local existing folders
// 处理本地已存在的文件夹
try {
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
"(type=? AND parent_id<>?)", new String[] {
@ -441,10 +448,10 @@ public class GTaskManager {
syncType = node.getSyncAction(c);
} else {
if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
// local add
// 本地添加
syncType = Node.SYNC_ACTION_ADD_REMOTE;
} else {
// remote delete
// 远程删除
syncType = Node.SYNC_ACTION_DEL_LOCAL;
}
}
@ -460,7 +467,7 @@ public class GTaskManager {
}
}
// for remote add folders
// 处理远程添加的文件夹
Iterator<Map.Entry<String, TaskList>> iter = mGTaskListHashMap.entrySet().iterator();
while (iter.hasNext()) {
Map.Entry<String, TaskList> entry = iter.next();
@ -476,6 +483,7 @@ public class GTaskManager {
GTaskClient.getInstance().commitUpdate();
}
// 执行内容同步操作
private void doContentSync(int syncType, Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) {
return;
@ -510,8 +518,7 @@ public class GTaskManager {
updateRemoteNode(node, c);
break;
case Node.SYNC_ACTION_UPDATE_CONFLICT:
// merging both modifications maybe a good idea
// right now just use local update simply
// 目前简单使用本地更新
updateRemoteNode(node, c);
break;
case Node.SYNC_ACTION_NONE:
@ -522,6 +529,7 @@ public class GTaskManager {
}
}
// 添加本地节点
private void addLocalNode(Node node) throws NetworkFailureException {
if (mCancelled) {
return;
@ -549,7 +557,7 @@ public class GTaskManager {
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
// 该 ID 不可用，需要创建新的 ID
note.remove(NoteColumns.ID);
}
}
@ -562,8 +570,7 @@ 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
// 该数据 ID 不可用，需要创建新的 ID
data.remove(DataColumns.ID);
}
}
@ -584,25 +591,26 @@ public class GTaskManager {
sqlNote.setParentId(parentId.longValue());
}
// create the local node
// 创建本地节点
sqlNote.setGtaskId(node.getGid());
sqlNote.commit(false);
// update gid-nid mapping
// 更新 gid-nid 映射
mGidToNid.put(node.getGid(), sqlNote.getId());
mNidToGid.put(sqlNote.getId(), node.getGid());
// update meta
//更新元数据
updateRemoteMeta(node.getGid(), sqlNote);
}
// 更新本地节点
private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) {
return;
}
SqlNote sqlNote;
// update the note locally
// 本地更新笔记
sqlNote = new SqlNote(mContext, c);
sqlNote.setContent(node.getLocalJSONFromContent());
@ -615,10 +623,11 @@ public class GTaskManager {
sqlNote.setParentId(parentId.longValue());
sqlNote.commit(true);
// update meta info
//更新元数据信息
updateRemoteMeta(node.getGid(), sqlNote);
}
// 添加远程节点
private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) {
return;
@ -627,7 +636,7 @@ public class GTaskManager {
SqlNote sqlNote = new SqlNote(mContext, c);
Node n;
// update remotely
//远程更新
if (sqlNote.isNoteType()) {
Task task = new Task();
task.setContentByLocalJSON(sqlNote.getContent());
@ -642,12 +651,12 @@ public class GTaskManager {
GTaskClient.getInstance().createTask(task);
n = (Node) task;
// add meta
//添加元数据
updateRemoteMeta(task.getGid(), sqlNote);
} else {
TaskList tasklist = null;
// we need to skip folder if it has already existed
//跳过已存在的文件夹
String folderName = GTaskStringUtils.MIUI_FOLDER_PREFFIX;
if (sqlNote.getId() == Notes.ID_ROOT_FOLDER)
folderName += GTaskStringUtils.FOLDER_DEFAULT;
@ -671,7 +680,7 @@ public class GTaskManager {
}
}
// no match we can add now
// 没有匹配项则添加
if (tasklist == null) {
tasklist = new TaskList();
tasklist.setContentByLocalJSON(sqlNote.getContent());
@ -681,17 +690,18 @@ public class GTaskManager {
n = (Node) tasklist;
}
// update local note
// 更新本地笔记
sqlNote.setGtaskId(n.getGid());
sqlNote.commit(false);
sqlNote.resetLocalModified();
sqlNote.commit(true);
// gid-id mapping
// gid-id 映射
mGidToNid.put(n.getGid(), sqlNote.getId());
mNidToGid.put(sqlNote.getId(), n.getGid());
}
// 更新远程节点
private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) {
return;
@ -699,14 +709,14 @@ public class GTaskManager {
SqlNote sqlNote = new SqlNote(mContext, c);
// update remotely
// 远程更新
node.setContentByLocalJSON(sqlNote.getContent());
GTaskClient.getInstance().addUpdateNode(node);
// update meta
// 更新元数据
updateRemoteMeta(node.getGid(), sqlNote);
// move task if necessary
// 必要时移动任务
if (sqlNote.isNoteType()) {
Task task = (Task) node;
TaskList preParentList = task.getParent();
@ -725,11 +735,12 @@ public class GTaskManager {
}
}
// clear local modified flag
// 清除本地修改标志
sqlNote.resetLocalModified();
sqlNote.commit(true);
}
// 更新远程元数据
private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException {
if (sqlNote != null && sqlNote.isNoteType()) {
MetaData metaData = mMetaHashMap.get(gid);
@ -746,12 +757,13 @@ public class GTaskManager {
}
}
// 刷新本地同步 ID
private void refreshLocalSyncId() throws NetworkFailureException {
if (mCancelled) {
return;
}
// get the latest gtask list
// 获取最新的任务列表
mGTaskHashMap.clear();
mGTaskListHashMap.clear();
mMetaHashMap.clear();
@ -790,10 +802,12 @@ public class GTaskManager {
}
}
// 获取同步账户
public String getSyncAccount() {
return GTaskClient.getInstance().getSyncAccount().name;
}
// 取消同步
public void cancelSync() {
mCancelled = true;
}

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