pull/13/head
莫奇 2 years ago
parent 8d1105c868
commit 31c9f3d33d

@ -26,29 +26,55 @@ import org.json.JSONObject;
public class MetaData extends Task { public class MetaData extends Task {
/*
* TAG
* getSimpleName ()
*/
private final static String TAG = MetaData.class.getSimpleName(); private final static String TAG = MetaData.class.getSimpleName();
private String mRelatedGid = null; private String mRelatedGid = null;
/*
public void setMeta(String gid, JSONObject metaInfo) { *
* JSONObjectput ()TasksetNotes ()setName ()
*
*/
public void setMeta(String gid, JSONObject metaInfo)
{
//对函数块进行注释
try { try {
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid); metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
/*
* metaInfojsonobject
*/
} catch (JSONException e) { } catch (JSONException e) {
Log.e(TAG, "failed to put related gid"); Log.e(TAG, "failed to put related gid");
/*
*
*/
} }
setNotes(metaInfo.toString()); setNotes(metaInfo.toString());
setName(GTaskStringUtils.META_NOTE_NAME); setName(GTaskStringUtils.META_NOTE_NAME);
} }
/*
* Gid
*/
public String getRelatedGid() { public String getRelatedGid() {
return mRelatedGid; return mRelatedGid;
} }
/*
*
* Made By CuiCan
*/
@Override @Override
public boolean isWorthSaving() { public boolean isWorthSaving() {
return getNotes() != null; return getNotes() != null;
} }
/*
* 使json
* TasksetContentByRemoteJSON ()
*
*/
@Override @Override
public void setContentByRemoteJSON(JSONObject js) { public void setContentByRemoteJSON(JSONObject js) {
super.setContentByRemoteJSON(js); super.setContentByRemoteJSON(js);
@ -62,18 +88,27 @@ public class MetaData extends Task {
} }
} }
} }
/*
* 使json
* Made By CuiCan
*/
@Override @Override
public void setContentByLocalJSON(JSONObject js) { public void setContentByLocalJSON(JSONObject js) {
// this function should not be called // this function should not be called
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called"); throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
} }
/*
* json
* Made By CuiCan
*/
@Override @Override
public JSONObject getLocalJSONFromContent() { public JSONObject getLocalJSONFromContent() {
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called"); throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
} }
/*
*
* Made By CuiCan
*/
@Override @Override
public int getSyncAction(Cursor c) { public int getSyncAction(Cursor c) {
throw new IllegalAccessError("MetaData:getSyncAction should not be called"); throw new IllegalAccessError("MetaData:getSyncAction should not be called");

@ -20,32 +20,37 @@ import android.database.Cursor;
import org.json.JSONObject; import org.json.JSONObject;
/**
*
* abstract
*/
public abstract class Node { public abstract class Node {
public static final int SYNC_ACTION_NONE = 0; //定义了各种用于表征同步状态的常量
public static final int SYNC_ACTION_NONE = 0;// 本地和云端都无可更新内容(即本地和云端内容一致)
public static final int SYNC_ACTION_ADD_REMOTE = 1; public static final int SYNC_ACTION_ADD_REMOTE = 1;// 需要在远程云端增加内容
public static final int SYNC_ACTION_ADD_LOCAL = 2; public static final int SYNC_ACTION_ADD_LOCAL = 2;// 需要在本地增加内容
public static final int SYNC_ACTION_DEL_REMOTE = 3; public static final int SYNC_ACTION_DEL_REMOTE = 3;// 需要在远程云端删除内容
public static final int SYNC_ACTION_DEL_LOCAL = 4; public static final int SYNC_ACTION_DEL_LOCAL = 4;// 需要在本地删除内容
public static final int SYNC_ACTION_UPDATE_REMOTE = 5; public static final int SYNC_ACTION_UPDATE_REMOTE = 5;// 需要将本地内容更新到远程云端
public static final int SYNC_ACTION_UPDATE_LOCAL = 6; public static final int SYNC_ACTION_UPDATE_LOCAL = 6;// 需要将远程云端内容更新到本地
public static final int SYNC_ACTION_UPDATE_CONFLICT = 7; public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;// 同步出现冲突
public static final int SYNC_ACTION_ERROR = 8; public static final int SYNC_ACTION_ERROR = 8;// 同步出现错误
private String mGid; private String mGid;
private String mName; private String mName;
private long mLastModified; private long mLastModified;//记录最后一次修改时间
private boolean mDeleted; private boolean mDeleted;//表征是否被删除
public Node() { public Node() {
mGid = null; mGid = null;

@ -35,16 +35,42 @@ import org.json.JSONException;
import org.json.JSONObject; import org.json.JSONObject;
/*
* Description便sqlnotedatanote
* SqlData
*/
/*
*
*
*
* Made By CuiCan
*/
public class SqlData { public class SqlData {
/*
* TAG
* getSimpleName ()
* Made By CuiCan
*/
private static final String TAG = SqlData.class.getSimpleName(); private static final String TAG = SqlData.class.getSimpleName();
private static final int INVALID_ID = -99999; private static final int INVALID_ID = -99999;//为mDataId置初始值-99999
/**
* NotesDataColumn
*/
// 集合了interface DataColumns中所有SF常量
public static final String[] PROJECTION_DATA = new String[] { public static final String[] PROJECTION_DATA = new String[] {
DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1, DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
DataColumns.DATA3 DataColumns.DATA3
}; };
/**
* sql5
*/
public static final int DATA_ID_COLUMN = 0; public static final int DATA_ID_COLUMN = 0;
public static final int DATA_MIME_TYPE_COLUMN = 1; public static final int DATA_MIME_TYPE_COLUMN = 1;
@ -56,7 +82,7 @@ public class SqlData {
public static final int DATA_CONTENT_DATA_3_COLUMN = 4; public static final int DATA_CONTENT_DATA_3_COLUMN = 4;
private ContentResolver mContentResolver; private ContentResolver mContentResolver;
//判断是否直接用Content生成是为true否则为false
private boolean mIsCreate; private boolean mIsCreate;
private long mDataId; private long mDataId;
@ -71,10 +97,17 @@ public class SqlData {
private ContentValues mDiffDataValues; private ContentValues mDiffDataValues;
/*
*
* mContentResolverContentProvider
* mIsCreate
*
* Made By CuiCan
*/
public SqlData(Context context) { public SqlData(Context context) {
mContentResolver = context.getContentResolver(); mContentResolver = context.getContentResolver();
mIsCreate = true; mIsCreate = true;
mDataId = INVALID_ID; mDataId = INVALID_ID;//mDataId置初始值-99999
mDataMimeType = DataConstants.NOTE; mDataMimeType = DataConstants.NOTE;
mDataContent = ""; mDataContent = "";
mDataContentData1 = 0; mDataContentData1 = 0;
@ -82,6 +115,14 @@ public class SqlData {
mDiffDataValues = new ContentValues(); mDiffDataValues = new ContentValues();
} }
/*
*
* mContentResolverContentProvider
* mIsCreate
*
* Made By CuiCan
*/
public SqlData(Context context, Cursor c) { public SqlData(Context context, Cursor c) {
mContentResolver = context.getContentResolver(); mContentResolver = context.getContentResolver();
mIsCreate = false; mIsCreate = false;
@ -89,6 +130,11 @@ public class SqlData {
mDiffDataValues = new ContentValues(); mDiffDataValues = new ContentValues();
} }
/*
*
*
* Made By CuiCan
*/
private void loadFromCursor(Cursor c) { private void loadFromCursor(Cursor c) {
mDataId = c.getLong(DATA_ID_COLUMN); mDataId = c.getLong(DATA_ID_COLUMN);
mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN); mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN);
@ -97,7 +143,14 @@ public class SqlData {
mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN); mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN);
} }
/*
*
*
* Made By CuiCan
*/
public void setContent(JSONObject js) throws JSONException { public void setContent(JSONObject js) throws JSONException {
//如果传入的JSONObject对象中有DataColumns.ID这一项则设置否则设为INVALID_ID
long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID; long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID;
if (mIsCreate || mDataId != dataId) { if (mIsCreate || mDataId != dataId) {
mDiffDataValues.put(DataColumns.ID, dataId); mDiffDataValues.put(DataColumns.ID, dataId);
@ -130,11 +183,18 @@ public class SqlData {
mDataContentData3 = dataContentData3; mDataContentData3 = dataContentData3;
} }
/*
*
*
* Made By CuiCan
*/
public JSONObject getContent() throws JSONException { public JSONObject getContent() throws JSONException {
if (mIsCreate) { if (mIsCreate) {
Log.e(TAG, "it seems that we haven't created this in database yet"); Log.e(TAG, "it seems that we haven't created this in database yet");
return null; return null;
} }
//创建JSONObject对象。并将相关数据放入其中并返回。
JSONObject js = new JSONObject(); JSONObject js = new JSONObject();
js.put(DataColumns.ID, mDataId); js.put(DataColumns.ID, mDataId);
js.put(DataColumns.MIME_TYPE, mDataMimeType); js.put(DataColumns.MIME_TYPE, mDataMimeType);
@ -144,6 +204,11 @@ public class SqlData {
return js; return js;
} }
/*
* commit
*
* Made By CuiCan
*/
public void commit(long noteId, boolean validateVersion, long version) { public void commit(long noteId, boolean validateVersion, long version) {
if (mIsCreate) { if (mIsCreate) {
@ -183,6 +248,12 @@ public class SqlData {
mIsCreate = false; mIsCreate = false;
} }
/*
* id
*
*
* Made By CuiCan
*/
public long getId() { public long getId() {
return mDataId; return mDataId;
} }

@ -38,11 +38,29 @@ import org.json.JSONObject;
import java.util.ArrayList; import java.util.ArrayList;
/*
* Description便sqldatanotedata
* SqlDataSqlNote
*/
/*
*
*
*
* Made By CuiCan
*/
public class SqlNote { public class SqlNote {
/*
* TAG
* getSimpleName ()
* Made By CuiCan
*/
private static final String TAG = SqlNote.class.getSimpleName(); private static final String TAG = SqlNote.class.getSimpleName();
private static final int INVALID_ID = -99999; private static final int INVALID_ID = -99999;
// 集合了interface NoteColumns中所有SF常量17个
public static final String[] PROJECTION_NOTE = new String[] { public static final String[] PROJECTION_NOTE = new String[] {
NoteColumns.ID, NoteColumns.ALERTED_DATE, NoteColumns.BG_COLOR_ID, NoteColumns.ID, NoteColumns.ALERTED_DATE, NoteColumns.BG_COLOR_ID,
NoteColumns.CREATED_DATE, NoteColumns.HAS_ATTACHMENT, NoteColumns.MODIFIED_DATE, NoteColumns.CREATED_DATE, NoteColumns.HAS_ATTACHMENT, NoteColumns.MODIFIED_DATE,
@ -52,6 +70,7 @@ public class SqlNote {
NoteColumns.VERSION NoteColumns.VERSION
}; };
//以下设置17个列的编号
public static final int ID_COLUMN = 0; public static final int ID_COLUMN = 0;
public static final int ALERTED_DATE_COLUMN = 1; public static final int ALERTED_DATE_COLUMN = 1;
@ -86,6 +105,7 @@ public class SqlNote {
public static final int VERSION_COLUMN = 16; public static final int VERSION_COLUMN = 16;
//一下定义了17个内部的变量其中12个可以由content中获得5个需要初始化为0或者new
private Context mContext; private Context mContext;
private ContentResolver mContentResolver; private ContentResolver mContentResolver;
@ -122,6 +142,13 @@ public class SqlNote {
private ArrayList<SqlData> mDataList; private ArrayList<SqlData> mDataList;
/*
*
* mIsCreate
*
* Made By CuiCan
*/
//构造函数只有context对所有的变量进行初始化
public SqlNote(Context context) { public SqlNote(Context context) {
mContext = context; mContext = context;
mContentResolver = context.getContentResolver(); mContentResolver = context.getContentResolver();
@ -129,9 +156,9 @@ public class SqlNote {
mId = INVALID_ID; mId = INVALID_ID;
mAlertDate = 0; mAlertDate = 0;
mBgColorId = ResourceParser.getDefaultBgId(context); mBgColorId = ResourceParser.getDefaultBgId(context);
mCreatedDate = System.currentTimeMillis(); mCreatedDate = System.currentTimeMillis();//调用系统函数获得创建时间
mHasAttachment = 0; mHasAttachment = 0;
mModifiedDate = System.currentTimeMillis(); mModifiedDate = System.currentTimeMillis();//最后一次修改时间初始化为创建时间
mParentId = 0; mParentId = 0;
mSnippet = ""; mSnippet = "";
mType = Notes.TYPE_NOTE; mType = Notes.TYPE_NOTE;
@ -143,17 +170,33 @@ public class SqlNote {
mDataList = new ArrayList<SqlData>(); mDataList = new ArrayList<SqlData>();
} }
/*
*
* mIsCreate
*
* Made By CuiCan
*/
//构造函数有context和一个数据库的cursor多数变量通过cursor指向的一条记录直接进行初始化
public SqlNote(Context context, Cursor c) { public SqlNote(Context context, Cursor c) {
mContext = context; mContext = context;
mContentResolver = context.getContentResolver(); mContentResolver = context.getContentResolver();
mIsCreate = false; mIsCreate = false;
loadFromCursor(c); loadFromCursor(c);
mDataList = new ArrayList<SqlData>(); mDataList = new ArrayList<SqlData>();
//
if (mType == Notes.TYPE_NOTE) if (mType == Notes.TYPE_NOTE)
loadDataContent(); loadDataContent();
mDiffNoteValues = new ContentValues(); mDiffNoteValues = new ContentValues();
} }
/*
*
* mIsCreate
*
* Made By CuiCan
*/
public SqlNote(Context context, long id) { public SqlNote(Context context, long id) {
mContext = context; mContext = context;
mContentResolver = context.getContentResolver(); mContentResolver = context.getContentResolver();
@ -166,16 +209,21 @@ public class SqlNote {
} }
/*
* id
* Made By CuiCan
*/
private void loadFromCursor(long id) { private void loadFromCursor(long id) {
Cursor c = null; Cursor c = null;
try { try {
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)", c = mContentResolver.query(Notes.CONTENT_NOTE_URI, PROJECTION_NOTE, "(_id=?)",
new String[] { new String[] {
String.valueOf(id) String.valueOf(id)
}, null); }, null);//通过id获得对应的ContentResolver中的cursor
if (c != null) { if (c != null) {
c.moveToNext(); c.moveToNext();
loadFromCursor(c); loadFromCursor(c);//然后加载数据进行初始化,这样函数
//SqlNote(Context context, long id)与SqlNote(Context context, long id)的实现方式基本相同
} else { } else {
Log.w(TAG, "loadFromCursor: cursor = null"); Log.w(TAG, "loadFromCursor: cursor = null");
} }
@ -185,7 +233,12 @@ public class SqlNote {
} }
} }
/*
*
* Made By CuiCan
*/
private void loadFromCursor(Cursor c) { private void loadFromCursor(Cursor c) {
//直接从一条记录中的获得以下变量的初始值
mId = c.getLong(ID_COLUMN); mId = c.getLong(ID_COLUMN);
mAlertDate = c.getLong(ALERTED_DATE_COLUMN); mAlertDate = c.getLong(ALERTED_DATE_COLUMN);
mBgColorId = c.getInt(BG_COLOR_ID_COLUMN); mBgColorId = c.getInt(BG_COLOR_ID_COLUMN);
@ -200,6 +253,11 @@ public class SqlNote {
mVersion = c.getLong(VERSION_COLUMN); mVersion = c.getLong(VERSION_COLUMN);
} }
/*
* content
*
* Made By CuiCan
*/
private void loadDataContent() { private void loadDataContent() {
Cursor c = null; Cursor c = null;
mDataList.clear(); mDataList.clear();
@ -226,6 +284,11 @@ public class SqlNote {
} }
} }
/*
* content
*
* Made By CuiCan
*/
public boolean setContent(JSONObject js) { public boolean setContent(JSONObject js) {
try { try {
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
@ -267,7 +330,6 @@ public class SqlNote {
mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId); mDiffNoteValues.put(NoteColumns.BG_COLOR_ID, bgColorId);
} }
mBgColorId = bgColorId; mBgColorId = bgColorId;
long createDate = note.has(NoteColumns.CREATED_DATE) ? note long createDate = note.has(NoteColumns.CREATED_DATE) ? note
.getLong(NoteColumns.CREATED_DATE) : System.currentTimeMillis(); .getLong(NoteColumns.CREATED_DATE) : System.currentTimeMillis();
if (mIsCreate || mCreatedDate != createDate) { if (mIsCreate || mCreatedDate != createDate) {
@ -359,6 +421,11 @@ public class SqlNote {
return true; return true;
} }
/*
* contentnote
*
* Made By CuiCan
*/
public JSONObject getContent() { public JSONObject getContent() {
try { try {
JSONObject js = new JSONObject(); JSONObject js = new JSONObject();
@ -369,7 +436,7 @@ public class SqlNote {
} }
JSONObject note = new JSONObject(); JSONObject note = new JSONObject();
if (mType == Notes.TYPE_NOTE) { if (mType == Notes.TYPE_NOTE) {//类型为note时
note.put(NoteColumns.ID, mId); note.put(NoteColumns.ID, mId);
note.put(NoteColumns.ALERTED_DATE, mAlertDate); note.put(NoteColumns.ALERTED_DATE, mAlertDate);
note.put(NoteColumns.BG_COLOR_ID, mBgColorId); note.put(NoteColumns.BG_COLOR_ID, mBgColorId);
@ -392,7 +459,7 @@ public class SqlNote {
} }
} }
js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); js.put(GTaskStringUtils.META_HEAD_DATA, dataArray);
} else if (mType == Notes.TYPE_FOLDER || mType == Notes.TYPE_SYSTEM) { } else if (mType == Notes.TYPE_FOLDER || mType == Notes.TYPE_SYSTEM) {//类型为文件夹或者
note.put(NoteColumns.ID, mId); note.put(NoteColumns.ID, mId);
note.put(NoteColumns.TYPE, mType); note.put(NoteColumns.TYPE, mType);
note.put(NoteColumns.SNIPPET, mSnippet); note.put(NoteColumns.SNIPPET, mSnippet);
@ -407,39 +474,84 @@ public class SqlNote {
return null; return null;
} }
/*
* idid
*
* Made By CuiCan
*/
public void setParentId(long id) { public void setParentId(long id) {
mParentId = id; mParentId = id;
mDiffNoteValues.put(NoteColumns.PARENT_ID, id); mDiffNoteValues.put(NoteColumns.PARENT_ID, id);
} }
/*
* idGtaskid
*
* Made By CuiCan
*/
public void setGtaskId(String gid) { public void setGtaskId(String gid) {
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid); mDiffNoteValues.put(NoteColumns.GTASK_ID, gid);
} }
/*
* idid
*
* Made By CuiCan
*/
public void setSyncId(long syncId) { public void setSyncId(long syncId) {
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId); mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId);
} }
/*
*
*
* Made By CuiCan
*/
public void resetLocalModified() { public void resetLocalModified() {
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0); mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0);
} }
/*
* id
*
* Made By CuiCan
*/
public long getId() { public long getId() {
return mId; return mId;
} }
/*
* idid
*
* Made By CuiCan
*/
public long getParentId() { public long getParentId() {
return mParentId; return mParentId;
} }
/*
* 便
*
* Made By CuiCan
*/
public String getSnippet() { public String getSnippet() {
return mSnippet; return mSnippet;
} }
/*
* 便
*
* Made By CuiCan
*/
public boolean isNoteType() { public boolean isNoteType() {
return mType == Notes.TYPE_NOTE; return mType == Notes.TYPE_NOTE;
} }
/*
* commit
*
* Made By CuiCan
*/
public void commit(boolean validateVersion) { public void commit(boolean validateVersion) {
if (mIsCreate) { if (mIsCreate) {
if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) { if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) {
@ -458,7 +570,7 @@ public class SqlNote {
} }
if (mType == Notes.TYPE_NOTE) { if (mType == Notes.TYPE_NOTE) {
for (SqlData sqlData : mDataList) { for (SqlData sqlData : mDataList) {//直接使用sqldata中的实现
sqlData.commit(mId, false, -1); sqlData.commit(mId, false, -1);
} }
} }
@ -470,7 +582,7 @@ public class SqlNote {
if (mDiffNoteValues.size() > 0) { if (mDiffNoteValues.size() > 0) {
mVersion ++; mVersion ++;
int result = 0; int result = 0;
if (!validateVersion) { if (!validateVersion) {//构造字符串
result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "(" result = mContentResolver.update(Notes.CONTENT_NOTE_URI, mDiffNoteValues, "("
+ NoteColumns.ID + "=?)", new String[] { + NoteColumns.ID + "=?)", new String[] {
String.valueOf(mId) String.valueOf(mId)

@ -32,25 +32,26 @@ import org.json.JSONException;
import org.json.JSONObject; import org.json.JSONObject;
public class Task extends Node { public class Task extends Node {
private static final String TAG = Task.class.getSimpleName(); private static final String TAG = Task.class.getSimpleName();
private boolean mCompleted; private boolean mCompleted;//是否完成
private String mNotes; private String mNotes;
private JSONObject mMetaInfo; private JSONObject mMetaInfo;//将在实例中存储数据的类型
private Task mPriorSibling; private Task mPriorSibling;//对应的优先兄弟Task的指针待完善
private TaskList mParent; private TaskList mParent;//所在的任务列表的指针
public Task() { public Task() {
super(); super();
mCompleted = false; mCompleted = false;
mNotes = null; mNotes = null;
mPriorSibling = null; mPriorSibling = null;//TaskList中当前Task前面的Task的指针
mParent = null; mParent = null;//当前Task所在的TaskList
mMetaInfo = null; mMetaInfo = null;
} }
@ -80,14 +81,18 @@ public class Task extends Node {
js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity);
// parent_id // parent_id
if (mParent!= null) {
js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid()); js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid());
}
// dest_parent_type // dest_parent_type
js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE, js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE,
GTaskStringUtils.GTASK_JSON_TYPE_GROUP); GTaskStringUtils.GTASK_JSON_TYPE_GROUP);
// list_id // list_id
if (mParent!= null) {
js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid()); js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid());
}
// prior_sibling_id // prior_sibling_id
if (mPriorSibling != null) { if (mPriorSibling != null) {
@ -175,7 +180,7 @@ public class Task extends Node {
} }
} }
public void setContentByLocalJSON(JSONObject js) { public void setContentByLocalJSON(JSONObject js) { //<2F><>metadata<74><61><EFBFBD><EFBFBD>ʵʩ
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE) if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)
|| !js.has(GTaskStringUtils.META_HEAD_DATA)) { || !js.has(GTaskStringUtils.META_HEAD_DATA)) {
Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); Log.w(TAG, "setContentByLocalJSON: nothing is avaiable");

@ -30,12 +30,13 @@ import org.json.JSONObject;
import java.util.ArrayList; import java.util.ArrayList;
public class TaskList extends Node { public class TaskList extends Node {
private static final String TAG = TaskList.class.getSimpleName(); private static final String TAG = TaskList.class.getSimpleName();//tag标记
private int mIndex; private int mIndex;//当前TaskList的指针
private ArrayList<Task> mChildren; private ArrayList<Task> mChildren;//类中主要的保存数据的单元用来实现一个以Task为元素的ArrayList
public TaskList() { public TaskList() {
super(); super();
@ -43,6 +44,10 @@ public class TaskList extends Node {
mIndex = 1; mIndex = 1;
} }
/* (non-Javadoc)
* @see net.micode.notes.gtask.data.Node#getCreateAction(int)
* JSONObject
*/
public JSONObject getCreateAction(int actionId) { public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject(); JSONObject js = new JSONObject();
@ -58,7 +63,7 @@ public class TaskList extends Node {
js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex); js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex);
// entity_delta // entity_delta
JSONObject entity = new JSONObject(); JSONObject entity = new JSONObject();//entity实体
entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName());
entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null");
entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE, entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE,
@ -74,6 +79,10 @@ public class TaskList extends Node {
return js; return js;
} }
/* (non-Javadoc)
* @see net.micode.notes.gtask.data.Node#getUpdateAction(int)
* JSONObject
*/
public JSONObject getUpdateAction(int actionId) { public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject(); JSONObject js = new JSONObject();
@ -216,10 +225,19 @@ public class TaskList extends Node {
return SYNC_ACTION_ERROR; return SYNC_ACTION_ERROR;
} }
/**
* @return
* TaskListmChildren
*/
public int getChildTaskCount() { public int getChildTaskCount() {
return mChildren.size(); return mChildren.size();
} }
/**
* @param task
* @return
*
*/
public boolean addChildTask(Task task) { public boolean addChildTask(Task task) {
boolean ret = false; boolean ret = false;
if (task != null && !mChildren.contains(task)) { if (task != null && !mChildren.contains(task)) {
@ -229,11 +247,19 @@ public class TaskList extends Node {
task.setPriorSibling(mChildren.isEmpty() ? null : mChildren task.setPriorSibling(mChildren.isEmpty() ? null : mChildren
.get(mChildren.size() - 1)); .get(mChildren.size() - 1));
task.setParent(this); task.setParent(this);
//注意每一次ArrayList的变化都要紧跟相关Task中PriorSibling的更改
//,接下来几个函数都有相关操作
} }
} }
return ret; return ret;
} }
/**
* @param task
* @param index
* @return
*
*/
public boolean addChildTask(Task task, int index) { public boolean addChildTask(Task task, int index) {
if (index < 0 || index > mChildren.size()) { if (index < 0 || index > mChildren.size()) {
Log.e(TAG, "add child task: invalid index"); Log.e(TAG, "add child task: invalid index");
@ -260,6 +286,11 @@ public class TaskList extends Node {
return true; return true;
} }
/**
* @param task
* @return
* TaskListTask
*/
public boolean removeChildTask(Task task) { public boolean removeChildTask(Task task) {
boolean ret = false; boolean ret = false;
int index = mChildren.indexOf(task); int index = mChildren.indexOf(task);
@ -281,6 +312,12 @@ public class TaskList extends Node {
return ret; return ret;
} }
/**
* @param task
* @param index
* @return
* TaskListTaskindex
*/
public boolean moveChildTask(Task task, int index) { public boolean moveChildTask(Task task, int index) {
if (index < 0 || index >= mChildren.size()) { if (index < 0 || index >= mChildren.size()) {
@ -297,8 +334,14 @@ public class TaskList extends Node {
if (pos == index) if (pos == index)
return true; return true;
return (removeChildTask(task) && addChildTask(task, index)); return (removeChildTask(task) && addChildTask(task, index));
//利用已实现好的功能完成当下功能;
} }
/**
* @param gid
* @return
* gidTask
*/
public Task findChildTaskByGid(String gid) { public Task findChildTaskByGid(String gid) {
for (int i = 0; i < mChildren.size(); i++) { for (int i = 0; i < mChildren.size(); i++) {
Task t = mChildren.get(i); Task t = mChildren.get(i);
@ -309,10 +352,20 @@ public class TaskList extends Node {
return null; return null;
} }
/**
* @param task
* @return
* Taskindex
*/
public int getChildTaskIndex(Task task) { public int getChildTaskIndex(Task task) {
return mChildren.indexOf(task); return mChildren.indexOf(task);
} }
/**
* @param index
* @return
* indexTask
*/
public Task getChildTaskByIndex(int index) { public Task getChildTaskByIndex(int index) {
if (index < 0 || index >= mChildren.size()) { if (index < 0 || index >= mChildren.size()) {
Log.e(TAG, "getTaskByIndex: invalid index"); Log.e(TAG, "getTaskByIndex: invalid index");
@ -321,8 +374,13 @@ public class TaskList extends Node {
return mChildren.get(index); return mChildren.get(index);
} }
/**
* @param gid
* @return
* gidTask
*/
public Task getChilTaskByGid(String gid) { public Task getChilTaskByGid(String gid) {
for (Task task : mChildren) { for (Task task : mChildren) {//一种常见的ArrayList的遍历方法四种见精读笔记
if (task.getGid().equals(gid)) if (task.getGid().equals(gid))
return task; return task;
} }

@ -14,15 +14,30 @@
* limitations under the License. * limitations under the License.
*/ */
/*
* Description便
*/
package net.micode.notes.gtask.exception; package net.micode.notes.gtask.exception;
public class ActionFailureException extends RuntimeException { public class ActionFailureException extends RuntimeException {
private static final long serialVersionUID = 4425249765923293627L; private static final long serialVersionUID = 4425249765923293627L;
/*
* serialVersionUIDjava
* serialVersionUID
* Made By Cuican
*/
public ActionFailureException() { public ActionFailureException() {
super(); super();
} }
/*
* JAVA使superthis.
* new
* 使super
* super()super (paramString)Exception ()Exception (paramString)
* Made By Cuican
*/
public ActionFailureException(String paramString) { public ActionFailureException(String paramString) {
super(paramString); super(paramString);
} }

@ -14,15 +14,31 @@
* limitations under the License. * limitations under the License.
*/ */
/*
* Description便
*/
package net.micode.notes.gtask.exception; package net.micode.notes.gtask.exception;
public class NetworkFailureException extends Exception { public class NetworkFailureException extends Exception {
private static final long serialVersionUID = 2107610287180234136L; private static final long serialVersionUID = 2107610287180234136L;
/*
* serialVersionUIDjava
* serialVersionUID
* Made By Cuican
*/
public NetworkFailureException() { public NetworkFailureException() {
super(); super();
} }
/*
* JAVA使superthis.
* new
* 使super
* super()super (paramString)Exception ()Exception (paramString)
* Made By Cuican
*/
public NetworkFailureException(String paramString) { public NetworkFailureException(String paramString) {
super(paramString); super(paramString);
} }

@ -15,7 +15,7 @@
* limitations under the License. * limitations under the License.
*/ */
package net.micode.notes.gtask.remote;
import android.app.Notification; import android.app.Notification;
import android.app.NotificationManager; import android.app.NotificationManager;
@ -29,8 +29,18 @@ import net.micode.notes.ui.NotesListActivity;
import net.micode.notes.ui.NotesPreferenceActivity; import net.micode.notes.ui.NotesPreferenceActivity;
package net.micode.notes.gtask.remote;
/*GTask
*
* private void showNotification(int tickerId, String content)
* protected Integer doInBackground(Void... unused) 线
* protected void onProgressUpdate(String... progress) 使 线
* protected void onPostExecute(Integer result) Handler UI使doInBackground UI
*/
public class GTaskASyncTask extends AsyncTask<Void, String, Integer> { public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
private static int GTASK_SYNC_NOTIFICATION_ID = 5234235; private static int GTASK_SYNC_NOTIFICATION_ID = 5234235;
public interface OnCompleteListener { public interface OnCompleteListener {
@ -57,7 +67,7 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
mTaskManager.cancelSync(); mTaskManager.cancelSync();
} }
public void publishProgess(String message) { public void publishProgess(String message) { // 发布进度单位系统将会调用onProgressUpdate()方法更新这些值
publishProgress(new String[] { publishProgress(new String[] {
message message
}); });
@ -66,43 +76,43 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
private void showNotification(int tickerId, String content) { private void showNotification(int tickerId, String content) {
Notification notification = new Notification(R.drawable.notification, mContext Notification notification = new Notification(R.drawable.notification, mContext
.getString(tickerId), System.currentTimeMillis()); .getString(tickerId), System.currentTimeMillis());
notification.defaults = Notification.DEFAULT_LIGHTS; notification.defaults = Notification.DEFAULT_LIGHTS; // 调用系统自带灯光
notification.flags = Notification.FLAG_AUTO_CANCEL; notification.flags = Notification.FLAG_AUTO_CANCEL; // 点击清除按钮或点击通知后会自动消失
PendingIntent pendingIntent; PendingIntent pendingIntent; //一个描述了想要启动一个Activity、Broadcast或是Service的意图
if (tickerId != R.string.ticker_success) { if (tickerId != R.string.ticker_success) {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesPreferenceActivity.class), 0); NotesPreferenceActivity.class), 0); //如果同步不成功那么从系统取得一个用于启动一个NotesPreferenceActivity的PendingIntent对象
} else { } else {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesListActivity.class), 0); NotesListActivity.class), 0); //如果同步成功那么从系统取得一个用于启动一个NotesListActivity的PendingIntent对象
} }
notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content, notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
pendingIntent); pendingIntent);
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification); mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);//通过NotificationManager对象的notify方法来执行一个notification的消息
} }
@Override @Override
protected Integer doInBackground(Void... unused) { protected Integer doInBackground(Void... unused) {
publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity
.getSyncAccountName(mContext))); .getSyncAccountName(mContext))); //利用getString,将把 NotesPreferenceActivity.getSyncAccountName(mContext))的字符串内容传进sync_progress_login中
return mTaskManager.sync(mContext, this); return mTaskManager.sync(mContext, this); //进行后台同步具体操作
} }
@Override @Override
protected void onProgressUpdate(String... progress) { protected void onProgressUpdate(String... progress) {
showNotification(R.string.ticker_syncing, progress[0]); showNotification(R.string.ticker_syncing, progress[0]);
if (mContext instanceof GTaskSyncService) { if (mContext instanceof GTaskSyncService) { //instanceof 判断mContext是否是GTaskSyncService的实例
((GTaskSyncService) mContext).sendBroadcast(progress[0]); ((GTaskSyncService) mContext).sendBroadcast(progress[0]);
} }
} }
@Override @Override
protected void onPostExecute(Integer result) { protected void onPostExecute(Integer result) { //用于在执行完后台任务后更新UI,显示结果
if (result == GTaskManager.STATE_SUCCESS) { if (result == GTaskManager.STATE_SUCCESS) {
showNotification(R.string.ticker_success, mContext.getString( showNotification(R.string.ticker_success, mContext.getString(
R.string.success_sync_account, mTaskManager.getSyncAccount())); R.string.success_sync_account, mTaskManager.getSyncAccount()));
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis()); NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis()); //设置最新同步的时间
} else if (result == GTaskManager.STATE_NETWORK_ERROR) { } else if (result == GTaskManager.STATE_NETWORK_ERROR) {
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network)); showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network));
} else if (result == GTaskManager.STATE_INTERNAL_ERROR) { } else if (result == GTaskManager.STATE_INTERNAL_ERROR) {
@ -110,11 +120,11 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
} else if (result == GTaskManager.STATE_SYNC_CANCELLED) { } else if (result == GTaskManager.STATE_SYNC_CANCELLED) {
showNotification(R.string.ticker_cancel, mContext showNotification(R.string.ticker_cancel, mContext
.getString(R.string.error_sync_cancelled)); .getString(R.string.error_sync_cancelled));
} } //几种不同情况下的结果显示
if (mOnCompleteListener != null) { if (mOnCompleteListener != null) {
new Thread(new Runnable() { new Thread(new Runnable() { //这里好像是方法内的一个线程,但是并不太懂什么意思
public void run() { public void run() { //完成后的操作使用onComplete()将所有值都重新初始化,相当于完成一次操作
mOnCompleteListener.onComplete(); mOnCompleteListener.onComplete();
} }
}).start(); }).start();

@ -14,7 +14,6 @@
* limitations under the License. * limitations under the License.
*/ */
package net.micode.notes.gtask.remote;
import android.accounts.Account; import android.accounts.Account;
import android.accounts.AccountManager; import android.accounts.AccountManager;
@ -61,10 +60,16 @@ import java.util.zip.Inflater;
import java.util.zip.InflaterInputStream; import java.util.zip.InflaterInputStream;
package net.micode.notes.gtask.remote;
/*
* GTASKGTASK
* 使accountManager JSONObject HttpParams authToken Gid
*/
public class GTaskClient { public class GTaskClient {
private static final String TAG = GTaskClient.class.getSimpleName(); private static final String TAG = GTaskClient.class.getSimpleName();
private static final String GTASK_URL = "https://mail.google.com/tasks/"; private static final String GTASK_URL = "https://mail.google.com/tasks/"; //这个是指定的URL
private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig"; private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";
@ -102,6 +107,10 @@ public class GTaskClient {
mUpdateArray = null; mUpdateArray = null;
} }
/*
* 使 getInstance()
* mInstance
*/
public static synchronized GTaskClient getInstance() { public static synchronized GTaskClient getInstance() {
if (mInstance == null) { if (mInstance == null) {
mInstance = new GTaskClient(); mInstance = new GTaskClient();
@ -109,42 +118,50 @@ public class GTaskClient {
return mInstance; return mInstance;
} }
/*Activity
*
* 使URL使URL
* truefalse
*/
public boolean login(Activity activity) { public boolean login(Activity activity) {
// we suppose that the cookie would expire after 5 minutes // we suppose that the cookie would expire after 5 minutes
// then we need to re-login // then we need to re-login
//判断距离最后一次登录操作是否超过5分钟
final long interval = 1000 * 60 * 5; final long interval = 1000 * 60 * 5;
if (mLastLoginTime + interval < System.currentTimeMillis()) { if (mLastLoginTime + interval < System.currentTimeMillis()) {
mLoggedin = false; mLoggedin = false;
} }
// need to re-login after account switch // need to re-login after account switch 重新登录操作
if (mLoggedin if (mLoggedin
&& !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity && !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
.getSyncAccountName(activity))) { .getSyncAccountName(activity))) {
mLoggedin = false; mLoggedin = false;
} }
//如果没超过时间,则不需要重新登录
if (mLoggedin) { if (mLoggedin) {
Log.d(TAG, "already logged in"); Log.d(TAG, "already logged in");
return true; return true;
} }
mLastLoginTime = System.currentTimeMillis(); mLastLoginTime = System.currentTimeMillis();//更新最后登录时间,改为系统当前的时间
String authToken = loginGoogleAccount(activity, false); String authToken = loginGoogleAccount(activity, false);//判断是否登录到谷歌账户
if (authToken == null) { if (authToken == null) {
Log.e(TAG, "login google account failed"); Log.e(TAG, "login google account failed");
return false; return false;
} }
// login with custom domain if necessary // login with custom domain if necessary
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase() //尝试使用用户自己的域名登录
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase() //将用户账号名改为统一格式(小写)后判断是否为一个谷歌账号地址
.endsWith("googlemail.com"))) { .endsWith("googlemail.com"))) {
StringBuilder url = new StringBuilder(GTASK_URL).append("a/"); StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
int index = mAccount.name.indexOf('@') + 1; int index = mAccount.name.indexOf('@') + 1;
String suffix = mAccount.name.substring(index); String suffix = mAccount.name.substring(index);
url.append(suffix + "/"); url.append(suffix + "/");
mGetUrl = url.toString() + "ig"; mGetUrl = url.toString() + "ig"; //设置用户对应的getUrl
mPostUrl = url.toString() + "r/ig"; mPostUrl = url.toString() + "r/ig"; //设置用户对应的postUrl
if (tryToLoginGtask(activity, authToken)) { if (tryToLoginGtask(activity, authToken)) {
mLoggedin = true; mLoggedin = true;
@ -152,6 +169,7 @@ public class GTaskClient {
} }
// try to login with google official url // try to login with google official url
//如果用户账户无法登录则使用谷歌官方的URI进行登录
if (!mLoggedin) { if (!mLoggedin) {
mGetUrl = GTASK_GET_URL; mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL; mPostUrl = GTASK_POST_URL;
@ -164,10 +182,15 @@ public class GTaskClient {
return true; return true;
} }
/*
* 使
* 使AccountManager
*
*/
private String loginGoogleAccount(Activity activity, boolean invalidateToken) { private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
String authToken; String authToken; //令牌,是登录操作保证安全性的一个方法
AccountManager accountManager = AccountManager.get(activity); AccountManager accountManager = AccountManager.get(activity);//AccountManager这个类给用户提供了集中注册账号的接口
Account[] accounts = accountManager.getAccountsByType("com.google"); Account[] accounts = accountManager.getAccountsByType("com.google");//获取全部以com.google结尾的account
if (accounts.length == 0) { if (accounts.length == 0) {
Log.e(TAG, "there is no available google account"); Log.e(TAG, "there is no available google account");
@ -176,6 +199,7 @@ public class GTaskClient {
String accountName = NotesPreferenceActivity.getSyncAccountName(activity); String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
Account account = null; Account account = null;
//遍历获得的accounts信息寻找已经记录过的账户信息
for (Account a : accounts) { for (Account a : accounts) {
if (a.name.equals(accountName)) { if (a.name.equals(accountName)) {
account = a; account = a;
@ -190,11 +214,13 @@ public class GTaskClient {
} }
// get the token now // get the token now
//获取选中账号的令牌
AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account, AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
"goanna_mobile", null, activity, null, null); "goanna_mobile", null, activity, null, null);
try { try {
Bundle authTokenBundle = accountManagerFuture.getResult(); Bundle authTokenBundle = accountManagerFuture.getResult();
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN); authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
//如果是invalidateToken那么需要调用invalidateAuthToken(String, String)方法废除这个无效token
if (invalidateToken) { if (invalidateToken) {
accountManager.invalidateAuthToken("com.google", authToken); accountManager.invalidateAuthToken("com.google", authToken);
loginGoogleAccount(activity, false); loginGoogleAccount(activity, false);
@ -207,10 +233,12 @@ public class GTaskClient {
return authToken; return authToken;
} }
//尝试登陆Gtask这只是一个预先判断令牌是否是有效以及是否能登上GTask的方法,而不是具体实现登陆的方法
private boolean tryToLoginGtask(Activity activity, String authToken) { private boolean tryToLoginGtask(Activity activity, String authToken) {
if (!loginGtask(authToken)) { if (!loginGtask(authToken)) {
// maybe the auth token is out of date, now let's invalidate the // maybe the auth token is out of authTokedate, now let's invalidate the
// token and try again // token and try again
//删除过一个无效的authToken申请一个新的后再次尝试登陆
authToken = loginGoogleAccount(activity, true); authToken = loginGoogleAccount(activity, true);
if (authToken == null) { if (authToken == null) {
Log.e(TAG, "login google account failed"); Log.e(TAG, "login google account failed");
@ -225,25 +253,27 @@ public class GTaskClient {
return true; return true;
} }
//实现登录GTask的具体操作
private boolean loginGtask(String authToken) { private boolean loginGtask(String authToken) {
int timeoutConnection = 10000; int timeoutConnection = 10000;
int timeoutSocket = 15000; int timeoutSocket = 15000; //socket是一种通信连接实现数据的交换的端口
HttpParams httpParameters = new BasicHttpParams(); HttpParams httpParameters = new BasicHttpParams(); //实例化一个新的HTTP参数类
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection); HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);//设置连接超时时间
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket); HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);//设置设置端口超时时间
mHttpClient = new DefaultHttpClient(httpParameters); mHttpClient = new DefaultHttpClient(httpParameters);
BasicCookieStore localBasicCookieStore = new BasicCookieStore(); BasicCookieStore localBasicCookieStore = new BasicCookieStore(); //设置本地cookie
mHttpClient.setCookieStore(localBasicCookieStore); mHttpClient.setCookieStore(localBasicCookieStore);
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false); HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
// login gtask // login gtask
try { try {
String loginUrl = mGetUrl + "?auth=" + authToken; String loginUrl = mGetUrl + "?auth=" + authToken; //设置登录的url
HttpGet httpGet = new HttpGet(loginUrl); HttpGet httpGet = new HttpGet(loginUrl); //通过登录的uri实例化网页上资源的查找
HttpResponse response = null; HttpResponse response = null;
response = mHttpClient.execute(httpGet); response = mHttpClient.execute(httpGet);
// get the cookie now // get the cookie now
//获取CookieStore里存放的cookie,看如果存有“GTL(不知道什么意思)”则说明有验证成功的有效的cookie
List<Cookie> cookies = mHttpClient.getCookieStore().getCookies(); List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
boolean hasAuthCookie = false; boolean hasAuthCookie = false;
for (Cookie cookie : cookies) { for (Cookie cookie : cookies) {
@ -256,6 +286,7 @@ public class GTaskClient {
} }
// get the client version // get the client version
//获取client的内容具体操作是在返回的Content中截取从_setup(开始到)}</script>中间的字符串内容也就是gtask_url的内容
String resString = getResponseContent(response.getEntity()); String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup("; String jsBegin = "_setup(";
String jsEnd = ")}</script>"; String jsEnd = ")}</script>";
@ -284,6 +315,10 @@ public class GTaskClient {
return mActionId++; return mActionId++;
} }
/*
* 使HttpPost
* httpPost
*/
private HttpPost createHttpPost() { private HttpPost createHttpPost() {
HttpPost httpPost = new HttpPost(mPostUrl); HttpPost httpPost = new HttpPost(mPostUrl);
httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8"); httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
@ -291,24 +326,28 @@ public class GTaskClient {
return httpPost; return httpPost;
} }
/*URL
* 使getContentEncoding()
*
*/
private String getResponseContent(HttpEntity entity) throws IOException { private String getResponseContent(HttpEntity entity) throws IOException {
String contentEncoding = null; String contentEncoding = null;
if (entity.getContentEncoding() != null) { if (entity.getContentEncoding() != null) {//通过URL得到HttpEntity对象如果不为空则使用getContent方法创建一个流将数据从网络都过来
contentEncoding = entity.getContentEncoding().getValue(); contentEncoding = entity.getContentEncoding().getValue();
Log.d(TAG, "encoding: " + contentEncoding); Log.d(TAG, "encoding: " + contentEncoding);
} }
InputStream input = entity.getContent(); InputStream input = entity.getContent();
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) { if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {//GZIP是使用DEFLATE进行压缩数据的另一个压缩库
input = new GZIPInputStream(entity.getContent()); input = new GZIPInputStream(entity.getContent());
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) { } else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {//DEFLATE是一个无专利的压缩算法它可以实现无损数据压缩
Inflater inflater = new Inflater(true); Inflater inflater = new Inflater(true);
input = new InflaterInputStream(entity.getContent(), inflater); input = new InflaterInputStream(entity.getContent(), inflater);
} }
try { try {
InputStreamReader isr = new InputStreamReader(input); InputStreamReader isr = new InputStreamReader(input);
BufferedReader br = new BufferedReader(isr); BufferedReader br = new BufferedReader(isr);//是一个包装类,它可以包装字符流,将字符流放入缓存里,先把字符读到缓存里,到缓存满了时候,再读入内存,是为了提供读的效率而设计的
StringBuilder sb = new StringBuilder(); StringBuilder sb = new StringBuilder();
while (true) { while (true) {
@ -323,20 +362,28 @@ public class GTaskClient {
} }
} }
/*JSON
* jsonjs
* UrlEncodedFormEntity entityhttpPost.setEntity(entity)jshttpPost
* 使getResponseContent
* json
*/
private JSONObject postRequest(JSONObject js) throws NetworkFailureException { private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
if (!mLoggedin) { if (!mLoggedin) {//未登录
Log.e(TAG, "please login first"); Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in"); throw new ActionFailureException("not logged in");
} }
//实例化一个httpPost的对象用来向服务器传输数据在这里就是发送请求而请求的内容在js里
HttpPost httpPost = createHttpPost(); HttpPost httpPost = createHttpPost();
try { try {
LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>(); LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>();
list.add(new BasicNameValuePair("r", js.toString())); list.add(new BasicNameValuePair("r", js.toString()));
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8"); UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8"); //UrlEncodedFormEntity()的形式比较单一,是普通的键值对
httpPost.setEntity(entity); httpPost.setEntity(entity);
// execute the post // execute the post
//执行这个请求
HttpResponse response = mHttpClient.execute(httpPost); HttpResponse response = mHttpClient.execute(httpPost);
String jsString = getResponseContent(response.getEntity()); String jsString = getResponseContent(response.getEntity());
return new JSONObject(jsString); return new JSONObject(jsString);
@ -360,6 +407,12 @@ public class GTaskClient {
} }
} }
/*
* .gtask.data.TaskTask
* jsonTask,jsPost
* postRequest
* 使task.setGidtasknew_ID
*/
public void createTask(Task task) throws NetworkFailureException { public void createTask(Task task) throws NetworkFailureException {
commitUpdate(); commitUpdate();
try { try {
@ -386,6 +439,9 @@ public class GTaskClient {
} }
} }
/*
* createTasktasklistgid
*/
public void createTaskList(TaskList tasklist) throws NetworkFailureException { public void createTaskList(TaskList tasklist) throws NetworkFailureException {
commitUpdate(); commitUpdate();
try { try {
@ -412,6 +468,11 @@ public class GTaskClient {
} }
} }
/*
*
* 使JSONObject使jsPost.putPutUpdateArrayClientVersion
* 使postRequestjspost,
*/
public void commitUpdate() throws NetworkFailureException { public void commitUpdate() throws NetworkFailureException {
if (mUpdateArray != null) { if (mUpdateArray != null) {
try { try {
@ -433,6 +494,10 @@ public class GTaskClient {
} }
} }
/*
*
* commitUpdate()
*/
public void addUpdateNode(Node node) throws NetworkFailureException { public void addUpdateNode(Node node) throws NetworkFailureException {
if (node != null) { if (node != null) {
// too many update items may result in an error // too many update items may result in an error
@ -447,6 +512,12 @@ public class GTaskClient {
} }
} }
/*
* task,tasktask
* getGidtaskgid
* JSONObject.put(String name, Object value)task
* postRequest
*/
public void moveTask(Task task, TaskList preParent, TaskList curParent) public void moveTask(Task task, TaskList preParent, TaskList curParent)
throws NetworkFailureException { throws NetworkFailureException {
commitUpdate(); commitUpdate();
@ -463,15 +534,17 @@ public class GTaskClient {
if (preParent == curParent && task.getPriorSibling() != null) { if (preParent == curParent && task.getPriorSibling() != null) {
// put prioring_sibing_id only if moving within the tasklist and // put prioring_sibing_id only if moving within the tasklist and
// it is not the first one // it is not the first one
//设置优先级ID只有当移动是发生在文件中
action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling()); action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
} }
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid()); action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid()); //设置移动前所属列表
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid()); action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid()); //设置当前所属列表
if (preParent != curParent) { if (preParent != curParent) {
// put the dest_list only if moving between tasklists // put the dest_list only if moving between tasklists
action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid()); action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
} }
actionList.put(action); actionList.put(action);
//最后将ACTION_LIST加入到jsPost中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version // client_version
@ -486,6 +559,11 @@ public class GTaskClient {
} }
} }
/*
*
* JSON
* 使postRequest
*/
public void deleteNode(Node node) throws NetworkFailureException { public void deleteNode(Node node) throws NetworkFailureException {
commitUpdate(); commitUpdate();
try { try {
@ -494,7 +572,7 @@ public class GTaskClient {
// action_list // action_list
node.setDeleted(true); node.setDeleted(true);
actionList.put(node.getUpdateAction(getActionId())); actionList.put(node.getUpdateAction(getActionId())); //这里会获取到删除操作的ID加入到actionLiast中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version // client_version
@ -509,6 +587,11 @@ public class GTaskClient {
} }
} }
/*
*
* GetURI使getResponseContent
* "_setup(")}</script>GTASK_JSON_LISTS
*/
public JSONArray getTaskLists() throws NetworkFailureException { public JSONArray getTaskLists() throws NetworkFailureException {
if (!mLoggedin) { if (!mLoggedin) {
Log.e(TAG, "please login first"); Log.e(TAG, "please login first");
@ -521,6 +604,7 @@ public class GTaskClient {
response = mHttpClient.execute(httpGet); response = mHttpClient.execute(httpGet);
// get the task list // get the task list
//筛选工作把筛选出的字符串放入jsString
String resString = getResponseContent(response.getEntity()); String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup("; String jsBegin = "_setup(";
String jsEnd = ")}</script>"; String jsEnd = ")}</script>";
@ -531,6 +615,7 @@ public class GTaskClient {
jsString = resString.substring(begin + jsBegin.length(), end); jsString = resString.substring(begin + jsBegin.length(), end);
} }
JSONObject js = new JSONObject(jsString); JSONObject js = new JSONObject(jsString);
//获取GTASK_JSON_LISTS
return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS); return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS);
} catch (ClientProtocolException e) { } catch (ClientProtocolException e) {
Log.e(TAG, e.toString()); Log.e(TAG, e.toString());
@ -547,6 +632,9 @@ public class GTaskClient {
} }
} }
/*
* TASKListgid,
*/
public JSONArray getTaskList(String listGid) throws NetworkFailureException { public JSONArray getTaskList(String listGid) throws NetworkFailureException {
commitUpdate(); commitUpdate();
try { try {
@ -558,7 +646,7 @@ public class GTaskClient {
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL); GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL);
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid); action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid); //这里设置为传入的listGid
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false); action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false);
actionList.put(action); actionList.put(action);
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
@ -579,6 +667,7 @@ public class GTaskClient {
return mAccount; return mAccount;
} }
//重置更新的内容
public void resetUpdateArray() { public void resetUpdateArray() {
mUpdateArray = null; mUpdateArray = null;
} }

@ -14,7 +14,6 @@
* limitations under the License. * limitations under the License.
*/ */
package net.micode.notes.gtask.remote;
import android.app.Activity; import android.app.Activity;
import android.content.ContentResolver; import android.content.ContentResolver;
@ -48,72 +47,76 @@ import java.util.Iterator;
import java.util.Map; import java.util.Map;
package net.micode.notes.gtask.remote;
public class GTaskManager { public class GTaskManager {
private static final String TAG = GTaskManager.class.getSimpleName(); private static final String TAG = GTaskManager.class.getSimpleName();
public static final int STATE_SUCCESS = 0; public static final int STATE_SUCCESS = 0;
public static final int STATE_NETWORK_ERROR = 1; public static final int STATE_NETWORK_ERROR = 1;
public static final int STATE_INTERNAL_ERROR = 2; public static final int STATE_INTERNAL_ERROR = 2;
public static final int STATE_SYNC_IN_PROGRESS = 3; public static final int STATE_SYNC_IN_PROGRESS = 3;
public static final int STATE_SYNC_CANCELLED = 4; public static final int STATE_SYNC_CANCELLED = 4;
private static GTaskManager mInstance = null; private static GTaskManager mInstance = null;
private Activity mActivity; private Activity mActivity;
private Context mContext; private Context mContext;
private ContentResolver mContentResolver; private ContentResolver mContentResolver;
private boolean mSyncing; private boolean mSyncing;
private boolean mCancelled; private boolean mCancelled;
private HashMap<String, TaskList> mGTaskListHashMap; private HashMap<String, TaskList> mGTaskListHashMap;
private HashMap<String, Node> mGTaskHashMap; private HashMap<String, Node> mGTaskHashMap;
private HashMap<String, MetaData> mMetaHashMap; private HashMap<String, MetaData> mMetaHashMap;
private TaskList mMetaList; private TaskList mMetaList;
private HashSet<Long> mLocalDeleteIdMap; private HashSet<Long> mLocalDeleteIdMap;
private HashMap<String, Long> mGidToNid; private HashMap<String, Long> mGidToNid;
private HashMap<Long, String> mNidToGid; private HashMap<Long, String> mNidToGid;
private GTaskManager() { private GTaskManager() { //对象初始化函数
mSyncing = false; mSyncing = false; //正在同步,flase代表未执行
mCancelled = false; mCancelled = false; //全局标识flase代表可以执行
mGTaskListHashMap = new HashMap<String, TaskList>(); mGTaskListHashMap = new HashMap<String, TaskList>(); //<>代表Java的泛型,就是创建一个用类型作为参数的类。
mGTaskHashMap = new HashMap<String, Node>(); mGTaskHashMap = new HashMap<String, Node>();
mMetaHashMap = new HashMap<String, MetaData>(); mMetaHashMap = new HashMap<String, MetaData>();
mMetaList = null; mMetaList = null;
mLocalDeleteIdMap = new HashSet<Long>(); mLocalDeleteIdMap = new HashSet<Long>();
mGidToNid = new HashMap<String, Long>(); mGidToNid = new HashMap<String, Long>(); //GoogleID to NodeID??
mNidToGid = new HashMap<Long, String>(); mNidToGid = new HashMap<Long, String>(); //NodeID to GoogleID???通过hashmap散列表建立映射
} }
public static synchronized GTaskManager getInstance() { /**
* synchronized线
*
* @author TTS
* @return GtaskManger
*/
public static synchronized GTaskManager getInstance() { //可能运行在多线程环境下,使用语言级同步--synchronized
if (mInstance == null) { if (mInstance == null) {
mInstance = new GTaskManager(); mInstance = new GTaskManager();
} }
return mInstance; return mInstance;
} }
/**
* synchronized线
* @author TTS
* @param activity
*/
public synchronized void setActivityContext(Activity activity) { public synchronized void setActivityContext(Activity activity) {
// used for getting auth token // used for getting auth token
mActivity = activity; mActivity = activity;
} }
public int sync(Context context, GTaskASyncTask asyncTask) { /**
*
*
* @author TTS
* @param context-----
* @param asyncTask-------
* @return int
*/
public int sync(Context context, GTaskASyncTask asyncTask) { //核心函数
if (mSyncing) { if (mSyncing) {
Log.d(TAG, "Sync is in progress"); Log.d(TAG, "Sync is in progress"); //创建日志文件调试信息debug
return STATE_SYNC_IN_PROGRESS; return STATE_SYNC_IN_PROGRESS;
} }
mContext = context; mContext = context;
@ -128,8 +131,8 @@ public class GTaskManager {
mNidToGid.clear(); mNidToGid.clear();
try { try {
GTaskClient client = GTaskClient.getInstance(); GTaskClient client = GTaskClient.getInstance(); //getInstance即为创建一个实例,client--客户机
client.resetUpdateArray(); client.resetUpdateArray(); //JSONArray类型reset即置为NULL
// login google task // login google task
if (!mCancelled) { if (!mCancelled) {
@ -140,15 +143,15 @@ public class GTaskManager {
// get the task list from google // get the task list from google
asyncTask.publishProgess(mContext.getString(R.string.sync_progress_init_list)); asyncTask.publishProgess(mContext.getString(R.string.sync_progress_init_list));
initGTaskList(); initGTaskList(); //获取Google上的JSONtasklist转为本地TaskList
// do content sync work // do content sync work
asyncTask.publishProgess(mContext.getString(R.string.sync_progress_syncing)); asyncTask.publishProgess(mContext.getString(R.string.sync_progress_syncing));
syncContent(); syncContent();
} catch (NetworkFailureException e) { } catch (NetworkFailureException e) { //分为两种异常,此类异常为网络异常
Log.e(TAG, e.toString()); Log.e(TAG, e.toString()); //创建日志文件调试信息error
return STATE_NETWORK_ERROR; return STATE_NETWORK_ERROR;
} catch (ActionFailureException e) { } catch (ActionFailureException e) { //此类异常为操作异常
Log.e(TAG, e.toString()); Log.e(TAG, e.toString());
return STATE_INTERNAL_ERROR; return STATE_INTERNAL_ERROR;
} catch (Exception e) { } catch (Exception e) {
@ -168,32 +171,41 @@ public class GTaskManager {
return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS; return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS;
} }
/**
*GtaskListGoogleJSONtasklistTaskList
*mMetaListmGTaskListHashMapmGTaskHashMap
*@author TTS
*@exception NetworkFailureException
*@return void
*/
private void initGTaskList() throws NetworkFailureException { private void initGTaskList() throws NetworkFailureException {
if (mCancelled) if (mCancelled)
return; return;
GTaskClient client = GTaskClient.getInstance(); GTaskClient client = GTaskClient.getInstance(); //getInstance即为创建一个实例client应指远端客户机
try { try {
JSONArray jsTaskLists = client.getTaskLists(); //Json对象是Name Value对(即子元素)的无序集合相当于一个Map对象。JsonObject类是bantouyan-json库对Json对象的抽象提供操纵Json对象的各种方法。
//其格式为{"key1":value1,"key2",value2....};key 必须是字符串。
//因为ajax请求不刷新页面但配合js可以实现局部刷新因此json常常被用来作为异步请求的返回对象使用。
JSONArray jsTaskLists = client.getTaskLists(); //原注释为get task list------lists
// init meta list first // init meta list first
mMetaList = null; mMetaList = null; //TaskList类型
for (int i = 0; i < jsTaskLists.length(); i++) { for (int i = 0; i < jsTaskLists.length(); i++) {
JSONObject object = jsTaskLists.getJSONObject(i); JSONObject object = jsTaskLists.getJSONObject(i); //JSONObject与JSONArray一个为对象一个为数组。此处取出单个JASONObject
String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID); String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME); String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME);
if (name if (name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) {
.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) { mMetaList = new TaskList(); //MetaList意为元表,Tasklist类型此处为初始化
mMetaList = new TaskList(); mMetaList.setContentByRemoteJSON(object); //将JSON中部分数据复制到自己定义的对象中相对应的数据name->mname...
mMetaList.setContentByRemoteJSON(object);
// load meta data // load meta data
JSONArray jsMetas = client.getTaskList(gid); JSONArray jsMetas = client.getTaskList(gid); //原注释为get action_list------list
for (int j = 0; j < jsMetas.length(); j++) { for (int j = 0; j < jsMetas.length(); j++) {
object = (JSONObject) jsMetas.getJSONObject(j); object = (JSONObject) jsMetas.getJSONObject(j);
MetaData metaData = new MetaData(); MetaData metaData = new MetaData(); //继承自Node
metaData.setContentByRemoteJSON(object); metaData.setContentByRemoteJSON(object);
if (metaData.isWorthSaving()) { if (metaData.isWorthSaving()) { //if not worth to savemetadata将不加入mMetaList
mMetaList.addChildTask(metaData); mMetaList.addChildTask(metaData);
if (metaData.getGid() != null) { if (metaData.getGid() != null) {
mMetaHashMap.put(metaData.getRelatedGid(), metaData); mMetaHashMap.put(metaData.getRelatedGid(), metaData);
@ -214,16 +226,16 @@ public class GTaskManager {
// init task list // init task list
for (int i = 0; i < jsTaskLists.length(); i++) { for (int i = 0; i < jsTaskLists.length(); i++) {
JSONObject object = jsTaskLists.getJSONObject(i); JSONObject object = jsTaskLists.getJSONObject(i);
String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID); String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID); //通过getString函数传入本地某个标志数据的名称获取其在远端的名称。
String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME); String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME);
if (name.startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX) if (name.startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX)
&& !name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX && !name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX
+ GTaskStringUtils.FOLDER_META)) { + GTaskStringUtils.FOLDER_META)) {
TaskList tasklist = new TaskList(); TaskList tasklist = new TaskList(); //继承自Node
tasklist.setContentByRemoteJSON(object); tasklist.setContentByRemoteJSON(object);
mGTaskListHashMap.put(gid, tasklist); mGTaskListHashMap.put(gid, tasklist);
mGTaskHashMap.put(gid, tasklist); mGTaskHashMap.put(gid, tasklist); //为什么加两遍???
// load tasks // load tasks
JSONArray jsTasks = client.getTaskList(gid); JSONArray jsTasks = client.getTaskList(gid);
@ -247,13 +259,18 @@ public class GTaskManager {
} }
} }
private void syncContent() throws NetworkFailureException { /**
*
* @throws NetworkFailureException
* @return
*/
private void syncContent() throws NetworkFailureException { //本地内容同步操作
int syncType; int syncType;
Cursor c = null; Cursor c = null; //数据库指针
String gid; String gid; //GoogleID??
Node node; Node node; //Node包含Sync_Action的不同类型
mLocalDeleteIdMap.clear(); mLocalDeleteIdMap.clear(); //HashSet<Long>类型
if (mCancelled) { if (mCancelled) {
return; return;
@ -301,8 +318,8 @@ public class GTaskManager {
node = mGTaskHashMap.get(gid); node = mGTaskHashMap.get(gid);
if (node != null) { if (node != null) {
mGTaskHashMap.remove(gid); mGTaskHashMap.remove(gid);
mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN)); mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN)); //通过hashmap建立联系
mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid); mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid); //通过hashmap建立联系
syncType = node.getSyncAction(c); syncType = node.getSyncAction(c);
} else { } else {
if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) { if (c.getString(SqlNote.GTASK_ID_COLUMN).trim().length() == 0) {
@ -327,14 +344,14 @@ public class GTaskManager {
} }
// go through remaining items // go through remaining items
Iterator<Map.Entry<String, Node>> iter = mGTaskHashMap.entrySet().iterator(); Iterator<Map.Entry<String, Node>> iter = mGTaskHashMap.entrySet().iterator(); //Iterator迭代器
while (iter.hasNext()) { while (iter.hasNext()) {
Map.Entry<String, Node> entry = iter.next(); Map.Entry<String, Node> entry = iter.next();
node = entry.getValue(); node = entry.getValue();
doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null); doContentSync(Node.SYNC_ACTION_ADD_LOCAL, node, null);
} }
// mCancelled can be set by another thread, so we neet to check one by // mCancelled can be set by another thread, so we neet to check one by //thread----线程
// one // one
// clear local delete table // clear local delete table
if (!mCancelled) { if (!mCancelled) {
@ -351,6 +368,11 @@ public class GTaskManager {
} }
/**
*
* @author TTS
* @throws NetworkFailureException
*/
private void syncFolder() throws NetworkFailureException { private void syncFolder() throws NetworkFailureException {
Cursor c = null; Cursor c = null;
String gid; String gid;
@ -476,6 +498,14 @@ public class GTaskManager {
GTaskClient.getInstance().commitUpdate(); GTaskClient.getInstance().commitUpdate();
} }
/**
* syncTypeaddLocalNodeaddRemoteNodedeleteNodeupdateLocalNodeupdateRemoteNode
* @author TTS
* @param syncType
* @param node
* @param c
* @throws NetworkFailureException
*/
private void doContentSync(int syncType, Node node, Cursor c) throws NetworkFailureException { private void doContentSync(int syncType, Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
@ -522,6 +552,12 @@ public class GTaskManager {
} }
} }
/**
* Node
* @author TTS
* @param node
* @throws NetworkFailureException
*/
private void addLocalNode(Node node) throws NetworkFailureException { private void addLocalNode(Node node) throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
@ -596,6 +632,15 @@ public class GTaskManager {
updateRemoteMeta(node.getGid(), sqlNote); updateRemoteMeta(node.getGid(), sqlNote);
} }
/**
* updatenode
* @author TTS
* @param node
* ----
* @param c
* ----Cursor
* @throws NetworkFailureException
*/
private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException { private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
@ -619,12 +664,22 @@ public class GTaskManager {
updateRemoteMeta(node.getGid(), sqlNote); updateRemoteMeta(node.getGid(), sqlNote);
} }
/**
* Node
* updateRemoteMeta
* @author TTS
* @param node
* ----
* @param c
* --Cursor
* @throws NetworkFailureException
*/
private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException { private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
} }
SqlNote sqlNote = new SqlNote(mContext, c); SqlNote sqlNote = new SqlNote(mContext, c); //从本地mContext中获取内容
Node n; Node n;
// update remotely // update remotely
@ -634,11 +689,12 @@ public class GTaskManager {
String parentGid = mNidToGid.get(sqlNote.getParentId()); String parentGid = mNidToGid.get(sqlNote.getParentId());
if (parentGid == null) { if (parentGid == null) {
Log.e(TAG, "cannot find task's parent tasklist"); Log.e(TAG, "cannot find task's parent tasklist"); //调试信息
throw new ActionFailureException("cannot add remote task"); throw new ActionFailureException("cannot add remote task");
} }
mGTaskListHashMap.get(parentGid).addChildTask(task); mGTaskListHashMap.get(parentGid).addChildTask(task); //在本地生成的GTaskList中增加子结点
//登录远程服务器创建Task
GTaskClient.getInstance().createTask(task); GTaskClient.getInstance().createTask(task);
n = (Node) task; n = (Node) task;
@ -656,6 +712,7 @@ public class GTaskManager {
else else
folderName += sqlNote.getSnippet(); folderName += sqlNote.getSnippet();
//iterator迭代器通过统一的接口迭代所有的map元素
Iterator<Map.Entry<String, TaskList>> iter = mGTaskListHashMap.entrySet().iterator(); Iterator<Map.Entry<String, TaskList>> iter = mGTaskListHashMap.entrySet().iterator();
while (iter.hasNext()) { while (iter.hasNext()) {
Map.Entry<String, TaskList> entry = iter.next(); Map.Entry<String, TaskList> entry = iter.next();
@ -687,11 +744,20 @@ public class GTaskManager {
sqlNote.resetLocalModified(); sqlNote.resetLocalModified();
sqlNote.commit(true); sqlNote.commit(true);
// gid-id mapping // gid-id mapping //创建id间的映射
mGidToNid.put(n.getGid(), sqlNote.getId()); mGidToNid.put(n.getGid(), sqlNote.getId());
mNidToGid.put(sqlNote.getId(), n.getGid()); mNidToGid.put(sqlNote.getId(), n.getGid());
} }
/**
* Nodemeta(updateRemoteMeta)
* @author TTS
* @param node
* ----
* @param c
* --Cursor
* @throws NetworkFailureException
*/
private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException { private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
@ -701,7 +767,7 @@ public class GTaskManager {
// update remotely // update remotely
node.setContentByLocalJSON(sqlNote.getContent()); node.setContentByLocalJSON(sqlNote.getContent());
GTaskClient.getInstance().addUpdateNode(node); GTaskClient.getInstance().addUpdateNode(node); //GTaskClient用途为从本地登陆远端服务器
// update meta // update meta
updateRemoteMeta(node.getGid(), sqlNote); updateRemoteMeta(node.getGid(), sqlNote);
@ -710,15 +776,19 @@ public class GTaskManager {
if (sqlNote.isNoteType()) { if (sqlNote.isNoteType()) {
Task task = (Task) node; Task task = (Task) node;
TaskList preParentList = task.getParent(); TaskList preParentList = task.getParent();
//preParentList为通过node获取的父节点列表
String curParentGid = mNidToGid.get(sqlNote.getParentId()); String curParentGid = mNidToGid.get(sqlNote.getParentId());
//curParentGid为通过光标在数据库中找到sqlNote的mParentId再通过mNidToGid由long类型转为String类型的Gid
if (curParentGid == null) { if (curParentGid == null) {
Log.e(TAG, "cannot find task's parent tasklist"); Log.e(TAG, "cannot find task's parent tasklist");
throw new ActionFailureException("cannot update remote task"); throw new ActionFailureException("cannot update remote task");
} }
TaskList curParentList = mGTaskListHashMap.get(curParentGid); TaskList curParentList = mGTaskListHashMap.get(curParentGid);
//通过HashMap找到对应Gid的TaskList
if (preParentList != curParentList) { if (preParentList != curParentList) { //?????????????
preParentList.removeChildTask(task); preParentList.removeChildTask(task);
curParentList.addChildTask(task); curParentList.addChildTask(task);
GTaskClient.getInstance().moveTask(task, preParentList, curParentList); GTaskClient.getInstance().moveTask(task, preParentList, curParentList);
@ -727,9 +797,19 @@ public class GTaskManager {
// clear local modified flag // clear local modified flag
sqlNote.resetLocalModified(); sqlNote.resetLocalModified();
//commit到本地数据库
sqlNote.commit(true); sqlNote.commit(true);
} }
/**
* meta meta----------
* @author TTS
* @param gid
* ---GoogleIDString
* @param sqlNote
* ---使SqlNote
* @throws NetworkFailureException
*/
private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException { private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException {
if (sqlNote != null && sqlNote.isNoteType()) { if (sqlNote != null && sqlNote.isNoteType()) {
MetaData metaData = mMetaHashMap.get(gid); MetaData metaData = mMetaHashMap.get(gid);
@ -746,12 +826,18 @@ public class GTaskManager {
} }
} }
/**
* syncID
* @author TTS
* @return void
* @throws NetworkFailureException
*/
private void refreshLocalSyncId() throws NetworkFailureException { private void refreshLocalSyncId() throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
} }
// get the latest gtask list // get the latest gtask list //获取最近的最晚的gtask list
mGTaskHashMap.clear(); mGTaskHashMap.clear();
mGTaskListHashMap.clear(); mGTaskListHashMap.clear();
mMetaHashMap.clear(); mMetaHashMap.clear();
@ -762,16 +848,16 @@ public class GTaskManager {
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE,
"(type<>? AND parent_id<>?)", new String[] { "(type<>? AND parent_id<>?)", new String[] {
String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER) String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER)
}, NoteColumns.TYPE + " DESC"); }, NoteColumns.TYPE + " DESC"); //query语句五个参数NoteColumns.TYPE + " DESC"-----为按类型递减顺序返回查询结果。new String[] {String.valueOf(Notes.TYPE_SYSTEM), String.valueOf(Notes.ID_TRASH_FOLER)}------为选择参数。"(type<>? AND parent_id<>?)"-------指明返回行过滤器。SqlNote.PROJECTION_NOTE--------应返回的数据列的名字。Notes.CONTENT_NOTE_URI--------contentProvider包含所有数据集所对应的uri
if (c != null) { if (c != null) {
while (c.moveToNext()) { while (c.moveToNext()) {
String gid = c.getString(SqlNote.GTASK_ID_COLUMN); String gid = c.getString(SqlNote.GTASK_ID_COLUMN);
Node node = mGTaskHashMap.get(gid); Node node = mGTaskHashMap.get(gid);
if (node != null) { if (node != null) {
mGTaskHashMap.remove(gid); mGTaskHashMap.remove(gid);
ContentValues values = new ContentValues(); ContentValues values = new ContentValues(); //在ContentValues中创建键值对。准备通过contentResolver写入数据
values.put(NoteColumns.SYNC_ID, node.getLastModified()); values.put(NoteColumns.SYNC_ID, node.getLastModified());
mContentResolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mContentResolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, //进行批量更改选择参数为NULL应该可以用insert替换参数分别为表名和需要更新的value对象。
c.getLong(SqlNote.ID_COLUMN)), values, null, null); c.getLong(SqlNote.ID_COLUMN)), values, null, null);
} else { } else {
Log.e(TAG, "something is missed"); Log.e(TAG, "something is missed");
@ -790,10 +876,19 @@ public class GTaskManager {
} }
} }
/**
* ,mAccount.name
* @author TTS
* @return String
*/
public String getSyncAccount() { public String getSyncAccount() {
return GTaskClient.getInstance().getSyncAccount().name; return GTaskClient.getInstance().getSyncAccount().name;
} }
/**
* mCancelledtrue
* @author TTS
*/
public void cancelSync() { public void cancelSync() {
mCancelled = true; mCancelled = true;
} }

@ -14,7 +14,6 @@
* limitations under the License. * limitations under the License.
*/ */
package net.micode.notes.gtask.remote;
import android.app.Activity; import android.app.Activity;
import android.app.Service; import android.app.Service;
@ -23,6 +22,24 @@ import android.content.Intent;
import android.os.Bundle; import android.os.Bundle;
import android.os.IBinder; import android.os.IBinder;
package net.micode.notes.gtask.remote;
/*
* Service
*
* private void startSync()
* private void cancelSync()
* public void onCreate()
* public int onStartCommand(Intent intent, int flags, int startId) serviceserviceservice
* public void onLowMemory() serviceservice
* public IBinder onBind()
* public void sendBroadcast(String msg)
* public static void startSync(Activity activity)
* public static void cancelSync(Context context)
* public static boolean isSyncing()
* public static String getProgressString()
*/
public class GTaskSyncService extends Service { public class GTaskSyncService extends Service {
public final static String ACTION_STRING_NAME = "sync_action_type"; public final static String ACTION_STRING_NAME = "sync_action_type";
@ -42,6 +59,7 @@ public class GTaskSyncService extends Service {
private static String mSyncProgress = ""; private static String mSyncProgress = "";
//开始一个同步的工作
private void startSync() { private void startSync() {
if (mSyncTask == null) { if (mSyncTask == null) {
mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() { mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() {
@ -52,10 +70,11 @@ public class GTaskSyncService extends Service {
} }
}); });
sendBroadcast(""); sendBroadcast("");
mSyncTask.execute(); mSyncTask.execute(); //这个函数让任务是以单线程队列方式或线程池队列方式运行
} }
} }
private void cancelSync() { private void cancelSync() {
if (mSyncTask != null) { if (mSyncTask != null) {
mSyncTask.cancelSync(); mSyncTask.cancelSync();
@ -63,7 +82,7 @@ public class GTaskSyncService extends Service {
} }
@Override @Override
public void onCreate() { public void onCreate() { //初始化一个service
mSyncTask = null; mSyncTask = null;
} }
@ -72,6 +91,7 @@ public class GTaskSyncService extends Service {
Bundle bundle = intent.getExtras(); Bundle bundle = intent.getExtras();
if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) { if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) {
switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) { switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) {
//两种情况,开始同步或者取消同步
case ACTION_START_SYNC: case ACTION_START_SYNC:
startSync(); startSync();
break; break;
@ -81,7 +101,7 @@ public class GTaskSyncService extends Service {
default: default:
break; break;
} }
return START_STICKY; return START_STICKY; //等待新的intent来是这个service继续运行
} }
return super.onStartCommand(intent, flags, startId); return super.onStartCommand(intent, flags, startId);
} }
@ -93,26 +113,26 @@ public class GTaskSyncService extends Service {
} }
} }
public IBinder onBind(Intent intent) { public IBinder onBind(Intent intent) { //不知道干吗用的
return null; return null;
} }
public void sendBroadcast(String msg) { public void sendBroadcast(String msg) {
mSyncProgress = msg; mSyncProgress = msg;
Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME); Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME); //创建一个新的Intent
intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null); intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null); //附加INTENT中的相应参数的值
intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg); intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg);
sendBroadcast(intent); sendBroadcast(intent); //发送这个通知
} }
public static void startSync(Activity activity) { public static void startSync(Activity activity) {//执行一个serviceservice的内容里的同步动作就是开始同步
GTaskManager.getInstance().setActivityContext(activity); GTaskManager.getInstance().setActivityContext(activity);
Intent intent = new Intent(activity, GTaskSyncService.class); Intent intent = new Intent(activity, GTaskSyncService.class);
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC); intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC);
activity.startService(intent); activity.startService(intent);
} }
public static void cancelSync(Context context) { public static void cancelSync(Context context) {//执行一个serviceservice的内容里的同步动作就是取消同步
Intent intent = new Intent(context, GTaskSyncService.class); Intent intent = new Intent(context, GTaskSyncService.class);
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC); intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC);
context.startService(intent); context.startService(intent);

@ -1,132 +0,0 @@
/*
* (c) 2010-2011MiCodewww.micode.net
*
* Apache2.0;
* 使
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* "原样"
* .
*
*/
package net.micode.notes.widget;
import android.app.PendingIntent;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.util.Log;
import android.widget.RemoteViews;
import net.micode.notes.R;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.tool.ResourceParser;
import net.micode.notes.ui.NoteEditActivity;
import net.micode.notes.ui.NotesListActivity;
public abstract class NoteWidgetProvider extends AppWidgetProvider {
public static final String [] PROJECTION = new String [] {
NoteColumns.ID,
NoteColumns.BG_COLOR_ID,
NoteColumns.SNIPPET
};
public static final int COLUMN_ID = 0;
public static final int COLUMN_BG_COLOR_ID = 1;
public static final int COLUMN_SNIPPET = 2;
private static final String TAG = "NoteWidgetProvider";
@Override
public void onDeleted(Context context, int[] appWidgetIds) {
// 当小部件被删除时将相关的便笺的widget id设置为无效
ContentValues values = new ContentValues();
values.put(NoteColumns.WIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);
for (int i = 0; i < appWidgetIds.length; i++) {
context.getContentResolver().update(Notes.CONTENT_NOTE_URI,
values,
NoteColumns.WIDGET_ID + "=?",
new String[] { String.valueOf(appWidgetIds[i])});
}
}
private Cursor getNoteWidgetInfo(Context context, int widgetId) {
// 查询与指定widget id相关的便笺信息
return context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
PROJECTION,
NoteColumns.WIDGET_ID + "=? AND " + NoteColumns.PARENT_ID + "<>?",
new String[] { String.valueOf(widgetId), String.valueOf(Notes.ID_TRASH_FOLER) },
null);
}
protected void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
update(context, appWidgetManager, appWidgetIds, false);
}
private void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds,
boolean privacyMode) {
for (int i = 0; i < appWidgetIds.length; i++) {
if (appWidgetIds[i] != AppWidgetManager.INVALID_APPWIDGET_ID) {
int bgId = ResourceParser.getDefaultBgId(context);
String snippet = "";
Intent intent = new Intent(context, NoteEditActivity.class);
intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
intent.putExtra(Notes.INTENT_EXTRA_WIDGET_ID, appWidgetIds[i]);
intent.putExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, getWidgetType());
Cursor c = getNoteWidgetInfo(context, appWidgetIds[i]);
if (c != null && c.moveToFirst()) {
if (c.getCount() > 1) {
Log.e(TAG, "Same widget id has multiple notes:" + appWidgetIds[i]);
c.close();
return;
}
snippet = c.getString(COLUMN_SNIPPET);
bgId = c.getInt(COLUMN_BG_COLOR_ID);
intent.putExtra(Intent.EXTRA_UID, c.getLong(COLUMN_ID));
intent.setAction(Intent.ACTION_VIEW);
} else {
snippet = context.getResources().getString(R.string.widget_havenot_content);
intent.setAction(Intent.ACTION_INSERT_OR_EDIT);
}
if (c != null) {
c.close();
}
RemoteViews rv = new RemoteViews(context.getPackageName(), getLayoutId());
rv.setImageViewResource(R.id.widget_bg_image, getBgResourceId(bgId));
intent.putExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, bgId);
/**
* PendingIntent
*/
PendingIntent pendingIntent = null;
if (privacyMode) {
rv.setTextViewText(R.id.widget_text,
context.getString(R.string.widget_under_visit_mode));
pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], new Intent(
context, NotesListActivity.class), PendingIntent.FLAG_UPDATE_CURRENT);
} else {
rv.setTextViewText(R.id.widget_text, snippet);
pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], intent,
PendingIntent.FLAG_UPDATE_CURRENT);
}
rv.setOnClickPendingIntent(R.id.widget_text, pendingIntent);
appWidgetManager.updateAppWidget(appWidgetIds[i], rv);
}
}
}
protected abstract int getBgResourceId(int bgId);
protected abstract int getLayoutId();
protected abstract int getWidgetType();
}
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