Merge branch 'lizecheng_branch'

# Conflicts:
#	README.md
zhangziyangbrach
李泽承 2 years ago
commit f505aa982e

3
.idea/.gitignore vendored

@ -0,0 +1,3 @@
# Default ignored files
/shelf/
/workspace.xml

@ -0,0 +1,8 @@
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectModuleManager">
<modules>
<module fileurl="file://$PROJECT_DIR$/.idea/xiaomibianqian.iml" filepath="$PROJECT_DIR$/.idea/xiaomibianqian.iml" />
</modules>
</component>
</project>

@ -0,0 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="" vcs="Git" />
</component>
</project>

@ -0,0 +1,9 @@
<?xml version="1.0" encoding="UTF-8"?>
<module type="JAVA_MODULE" version="4">
<component name="NewModuleRootManager" inherit-compiler-output="true">
<exclude-output />
<content url="file://$MODULE_DIR$" />
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>

@ -0,0 +1,9 @@
#小米便签
#源码分析gtask/exception/ActionFailureException.java
#源码分析gtask/exception/NetworkFailureException.java
#源码分析gtask/remote/GTaskASyncTask.java
#源码分析gtask/remote/GTaskClient.java
#源码分析gtask/remote/GTaskManager.java
#源码分析gtask/remote/GTaskSyncService.java

@ -9,7 +9,7 @@
3. 功能建议和综合讨论请访问MiCode, 3. 功能建议和综合讨论请访问MiCode,
http://micode.net/forum.php?mod=forumdisplay&fid=38 http://micode.net/forum.php?mod=forumdisplay&fid=38
[]()
[English] [English]

@ -18,11 +18,22 @@ 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);
} }
@ -31,3 +42,4 @@ public class ActionFailureException extends RuntimeException {
super(paramString, paramThrowable); super(paramString, paramThrowable);
} }
} }

@ -18,11 +18,23 @@ 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);
} }

@ -17,20 +17,16 @@
package net.micode.notes.gtask.remote; package net.micode.notes.gtask.remote;
import android.app.Notification; /*GTask
import android.app.NotificationManager; *
import android.app.PendingIntent; * private void showNotification(int tickerId, String content)
import android.content.Context; * protected Integer doInBackground(Void... unused) 线
import android.content.Intent; * protected void onProgressUpdate(String... progress) 使 线
import android.os.AsyncTask; * protected void onPostExecute(Integer result) Handler UI使doInBackground UI
*/
import net.micode.notes.R;
import net.micode.notes.ui.NotesListActivity;
import net.micode.notes.ui.NotesPreferenceActivity;
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 {
@ -57,53 +53,52 @@ 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
}); });
} }
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);
notification.contentIntent = pendingIntent; 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
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
} }
@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) {
@ -111,14 +106,14 @@ 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();
} }
} }
} }

@ -16,55 +16,14 @@
package net.micode.notes.gtask.remote; package net.micode.notes.gtask.remote;
import android.accounts.Account; /*
import android.accounts.AccountManager; * GTASKGTASK
import android.accounts.AccountManagerFuture; * 使accountManager JSONObject HttpParams authToken Gid
import android.app.Activity; */
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import net.micode.notes.gtask.data.Node;
import net.micode.notes.gtask.data.Task;
import net.micode.notes.gtask.data.TaskList;
import net.micode.notes.gtask.exception.ActionFailureException;
import net.micode.notes.gtask.exception.NetworkFailureException;
import net.micode.notes.tool.GTaskStringUtils;
import net.micode.notes.ui.NotesPreferenceActivity;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.cookie.Cookie;
import org.apache.http.impl.client.BasicCookieStore;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.LinkedList;
import java.util.List;
import java.util.zip.GZIPInputStream;
import java.util.zip.Inflater;
import java.util.zip.InflaterInputStream;
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 +61,10 @@ 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 +72,50 @@ 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 +123,7 @@ 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 +136,15 @@ 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 +153,7 @@ 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 +168,13 @@ 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 +187,12 @@ 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 +207,27 @@ 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 +240,7 @@ 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 +269,10 @@ 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 +280,28 @@ 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 +316,28 @@ 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 +361,12 @@ 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 +393,9 @@ public class GTaskClient {
} }
} }
/*
* createTasktasklistgid
*/
public void createTaskList(TaskList tasklist) throws NetworkFailureException { public void createTaskList(TaskList tasklist) throws NetworkFailureException {
commitUpdate(); commitUpdate();
try { try {
@ -412,6 +422,11 @@ 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 +448,10 @@ 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 +466,12 @@ 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 +488,17 @@ 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 +513,11 @@ 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 +526,7 @@ 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 +541,11 @@ 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 +558,7 @@ 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 +569,7 @@ 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 +586,9 @@ public class GTaskClient {
} }
} }
/*
* TASKListgid,
*/
public JSONArray getTaskList(String listGid) throws NetworkFailureException { public JSONArray getTaskList(String listGid) throws NetworkFailureException {
commitUpdate(); commitUpdate();
try { try {
@ -558,7 +600,7 @@ 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 +621,7 @@ public class GTaskClient {
return mAccount; return mAccount;
} }
//重置更新的内容
public void resetUpdateArray() { public void resetUpdateArray() {
mUpdateArray = null; mUpdateArray = null;
} }

@ -16,104 +16,74 @@
package net.micode.notes.gtask.remote; package net.micode.notes.gtask.remote;
import android.app.Activity;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.util.Log;
import net.micode.notes.R;
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.gtask.data.MetaData;
import net.micode.notes.gtask.data.Node;
import net.micode.notes.gtask.data.SqlNote;
import net.micode.notes.gtask.data.Task;
import net.micode.notes.gtask.data.TaskList;
import net.micode.notes.gtask.exception.ActionFailureException;
import net.micode.notes.gtask.exception.NetworkFailureException;
import net.micode.notes.tool.DataUtils;
import net.micode.notes.tool.GTaskStringUtils;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;
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 authtoken // 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 +98,8 @@ 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 +110,15 @@ 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 +138,41 @@ 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 +193,16 @@ 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 +226,18 @@ 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 +285,8 @@ 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 +311,14 @@ 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 +335,11 @@ 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;
@ -394,7 +383,7 @@ public class GTaskManager {
try { try {
c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, "(_id=?)", c = mContentResolver.query(Notes.CONTENT_NOTE_URI, SqlNote.PROJECTION_NOTE, "(_id=?)",
new String[] { new String[] {
String.valueOf(Notes.ID_CALL_RECORD_FOLDER) String.valueOf(Notes.ID_CALL_RECORD_FOLDER)
}, null); }, null);
if (c != null) { if (c != null) {
if (c.moveToNext()) { if (c.moveToNext()) {
@ -476,6 +465,14 @@ 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 +519,12 @@ 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 +599,15 @@ 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 +631,22 @@ 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 +656,12 @@ 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 +679,7 @@ 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 +711,20 @@ 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 +734,7 @@ 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 +743,19 @@ 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 +764,19 @@ 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 +793,18 @@ 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 +815,16 @@ 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");
@ -790,11 +843,20 @@ 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;
} }
} }

@ -16,12 +16,21 @@
package net.micode.notes.gtask.remote; package net.micode.notes.gtask.remote;
import android.app.Activity; /*
import android.app.Service; * Service
import android.content.Context; *
import android.content.Intent; * private void startSync()
import android.os.Bundle; * private void cancelSync()
import android.os.IBinder; * 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 +51,7 @@ 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 +62,11 @@ 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 +74,7 @@ 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 +83,7 @@ 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 +93,7 @@ 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 +105,26 @@ 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);
@ -125,4 +137,4 @@ public class GTaskSyncService extends Service {
public static String getProgressString() { public static String getProgressString() {
return mSyncProgress; return mSyncProgress;
} }
} }
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