Signed-off-by: KasumizawaMiyu <trigger114514xx@gmail.com>
GAOYUAN_BRANCH^2
KasumizawaMiyu 2 years ago
parent 02b9efb79c
commit 311f663325

@ -25,6 +25,7 @@ import android.util.Log;
import java.util.HashMap; import java.util.HashMap;
<<<<<<< HEAD
<<<<<<< HEAD:app/src/main/java/net/micode/notes/data/Contact.java <<<<<<< HEAD:app/src/main/java/net/micode/notes/data/Contact.java
public class Contact { public class Contact {
private static HashMap<String, String> sContactCache;//建立哈希表 private static HashMap<String, String> sContactCache;//建立哈希表
@ -34,46 +35,51 @@ public class Contact {//连接类
private static HashMap<String, String> sContactCache;//建立哈希表 private static HashMap<String, String> sContactCache;//建立哈希表
private static final String TAG = "Contact";//设置TAG的值为'连接' private static final String TAG = "Contact";//设置TAG的值为'连接'
>>>>>>> 0444a65d4e44c509f57ad301a5a2b59200d62177:src/data/Contact.java >>>>>>> 0444a65d4e44c509f57ad301a5a2b59200d62177:src/data/Contact.java
=======
public class Contact { //连接类
private static HashMap<String, String> sContactCache; //定义连接哈希表
private static final String TAG = "Contact"; //设置TAG的值为'连接'
>>>>>>> b12b9a8449498593360310c554053628b31cc8c9
private static final String CALLER_ID_SELECTION = "PHONE_NUMBERS_EQUAL(" + Phone.NUMBER private static final String CALLER_ID_SELECTION = "PHONE_NUMBERS_EQUAL(" + Phone.NUMBER
+ ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'" + ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'"
+ " AND " + Data.RAW_CONTACT_ID + " IN " + " AND " + Data.RAW_CONTACT_ID + " IN "
+ "(SELECT raw_contact_id " + "(SELECT raw_contact_id "
+ " FROM phone_lookup" + " FROM phone_lookup"
+ " WHERE min_match = '+')"; + " WHERE min_match = '+')"; //SQL语句
public static String getContact(Context context, String phoneNumber) { public static String getContact(Context context, String phoneNumber) { //获取连接
if(sContactCache == null) { if(sContactCache == null) {
sContactCache = new HashMap<String, String>(); sContactCache = new HashMap<String, String>(); //连接哈希表为空时创建连接哈希表
} }
if(sContactCache.containsKey(phoneNumber)) { if(sContactCache.containsKey(phoneNumber)) {
return sContactCache.get(phoneNumber); return sContactCache.get(phoneNumber); //连接哈希表存在电话号码时获取值
} }
String selection = CALLER_ID_SELECTION.replace("+", String selection = CALLER_ID_SELECTION.replace("+",
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber)); PhoneNumberUtils.toCallerIDMinMatch(phoneNumber)); //将电话号码进行函数处理并代替'+'符号
Cursor cursor = context.getContentResolver().query( Cursor cursor = context.getContentResolver().query( //用于查询的结果集
Data.CONTENT_URI, Data.CONTENT_URI, //通话记录uri
new String [] { Phone.DISPLAY_NAME }, new String [] { Phone.DISPLAY_NAME },
selection, selection,
new String[] { phoneNumber }, new String[] { phoneNumber },
null); null); //查询指定号码相关联系人名字
if (cursor != null && cursor.moveToFirst()) { if (cursor != null && cursor.moveToFirst()) {
try { try { //有结果时
String name = cursor.getString(0); String name = cursor.getString(0); //获取联系人名字
sContactCache.put(phoneNumber, name); sContactCache.put(phoneNumber, name); //缓存电话号码与联系人名字
return name; return name;
} catch (IndexOutOfBoundsException e) { } catch (IndexOutOfBoundsException e) {
Log.e(TAG, " Cursor get string error " + e.toString()); Log.e(TAG, " Cursor get string error " + e.toString()); //日志记录信息
return null; return null;
} finally { } finally {
cursor.close(); cursor.close(); //关闭结果集
} }
} else { } else {
Log.d(TAG, "No contact matched with number:" + phoneNumber); Log.d(TAG, "No contact matched with number:" + phoneNumber); //日志记录信息
return null; return null; //没找到返回NULL
} }
} }
} }

@ -26,23 +26,23 @@ import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants; import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns; import net.micode.notes.data.Notes.NoteColumns;
//引入Notes中接口
public class NotesDatabaseHelper extends SQLiteOpenHelper { //该类为便签SQL表的定义以及操作便于进行文件夹与便签的各种操作例如添加或删除的行为
private static final String DB_NAME = "note.db"; //数据库名称
public class NotesDatabaseHelper extends SQLiteOpenHelper { private static final int DB_VERSION = 4; //数据库版本
private static final String DB_NAME = "note.db";
private static final int DB_VERSION = 4; public interface TABLE { //定义一个数据库表接口
public static final String NOTE = "note"; //便签名
public interface TABLE { public static final String DATA = "data"; //便签数据
public static final String NOTE = "note";
public static final String DATA = "data";
} }
private static final String TAG = "NotesDatabaseHelper"; private static final String TAG = "NotesDatabaseHelper"; //日志类型
private static NotesDatabaseHelper mInstance; private static NotesDatabaseHelper mInstance; //创建NotesDatabaseHelper类对象
private static final String CREATE_NOTE_TABLE_SQL = private static final String CREATE_NOTE_TABLE_SQL = //SQL语句创建便签表包含ID、最后修改日期、背景颜色、便签数等在Notes类中的内容
"CREATE TABLE " + TABLE.NOTE + "(" + "CREATE TABLE " + TABLE.NOTE + "(" +
NoteColumns.ID + " INTEGER PRIMARY KEY," + NoteColumns.ID + " INTEGER PRIMARY KEY," +
NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," + NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
@ -63,7 +63,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" + NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" +
")"; ")";
private static final String CREATE_DATA_TABLE_SQL = private static final String CREATE_DATA_TABLE_SQL = //创建数据表的SQL语句
"CREATE TABLE " + TABLE.DATA + "(" + "CREATE TABLE " + TABLE.DATA + "(" +
DataColumns.ID + " INTEGER PRIMARY KEY," + DataColumns.ID + " INTEGER PRIMARY KEY," +
DataColumns.MIME_TYPE + " TEXT NOT NULL," + DataColumns.MIME_TYPE + " TEXT NOT NULL," +
@ -80,7 +80,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
private static final String CREATE_DATA_NOTE_ID_INDEX_SQL = private static final String CREATE_DATA_NOTE_ID_INDEX_SQL =
"CREATE INDEX IF NOT EXISTS note_id_index ON " + "CREATE INDEX IF NOT EXISTS note_id_index ON " +
TABLE.DATA + "(" + DataColumns.NOTE_ID + ");"; TABLE.DATA + "(" + DataColumns.NOTE_ID + ");"; //创建查询操作表索引,用于查找
/** /**
* Increase folder's note count when move note to the folder * Increase folder's note count when move note to the folder
@ -92,7 +92,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" UPDATE " + TABLE.NOTE + " UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" + " WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END"; " END"; //创建触发器,方便进行操作,当移动便签时统计新的父文件夹内便签数量
/** /**
* Decrease folder's note count when move note from folder * Decrease folder's note count when move note from folder
@ -105,7 +105,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID + " WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0" + ";" + " AND " + NoteColumns.NOTES_COUNT + ">0" + ";" +
" END"; " END"; //与上一个方法作用相反,统计旧的父文件夹便签数量
/** /**
* Increase folder's note count when insert new note to the folder * Increase folder's note count when insert new note to the folder
@ -117,7 +117,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" UPDATE " + TABLE.NOTE + " UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" + " WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END"; " END"; //创建便签时增加统计数量
/** /**
* Decrease folder's note count when delete note from the folder * Decrease folder's note count when delete note from the folder
@ -130,7 +130,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" + " SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID + " WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0;" + " AND " + NoteColumns.NOTES_COUNT + ">0;" +
" END"; " END"; //删除时减少数量
/** /**
* Update note's content when insert data with type {@link DataConstants#NOTE} * Update note's content when insert data with type {@link DataConstants#NOTE}
@ -143,7 +143,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" UPDATE " + TABLE.NOTE + " UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT + " SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" + " WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END"; " END"; //更新便签数据时更改table表内容
/** /**
* Update note's content when data with {@link DataConstants#NOTE} type has changed * Update note's content when data with {@link DataConstants#NOTE} type has changed
@ -156,7 +156,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" UPDATE " + TABLE.NOTE + " UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT + " SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" + " WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END"; " END"; //改变便签数据时更改table表内容
/** /**
* Update note's content when data with {@link DataConstants#NOTE} type has deleted * Update note's content when data with {@link DataConstants#NOTE} type has deleted
@ -169,7 +169,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" UPDATE " + TABLE.NOTE + " UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=''" + " SET " + NoteColumns.SNIPPET + "=''" +
" WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" + " WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" +
" END"; " END"; //删除便签数据时改变table表内容
/** /**
* Delete datas belong to note which has been deleted * Delete datas belong to note which has been deleted
@ -180,7 +180,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" BEGIN" + " BEGIN" +
" DELETE FROM " + TABLE.DATA + " DELETE FROM " + TABLE.DATA +
" WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" + " WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" +
" END"; " END"; //删除便签时删除便签内容
/** /**
* Delete notes belong to folder which has been deleted * Delete notes belong to folder which has been deleted
@ -191,7 +191,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" BEGIN" + " BEGIN" +
" DELETE FROM " + TABLE.NOTE + " DELETE FROM " + TABLE.NOTE +
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" + " WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END"; " END"; //删除文件夹时删除内部的便签
/** /**
* Move notes belong to folder which has been moved to trash folder * Move notes belong to folder which has been moved to trash folder
@ -204,20 +204,20 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" UPDATE " + TABLE.NOTE + " UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER + " SET " + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER +
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" + " WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END"; " END"; //移动便签的父文件夹时便签也一起更改
public NotesDatabaseHelper(Context context) { public NotesDatabaseHelper(Context context) {
super(context, DB_NAME, null, DB_VERSION); super(context, DB_NAME, null, DB_VERSION);
} } //创建一个数据库
public void createNoteTable(SQLiteDatabase db) { public void createNoteTable(SQLiteDatabase db) {
db.execSQL(CREATE_NOTE_TABLE_SQL); db.execSQL(CREATE_NOTE_TABLE_SQL);
reCreateNoteTableTriggers(db); reCreateNoteTableTriggers(db); //重新创建触发器
createSystemFolder(db); createSystemFolder(db); //创建系统文件夹
Log.d(TAG, "note table has been created"); Log.d(TAG, "note table has been created"); //创建一个新的便签表,返回日志
} }
private void reCreateNoteTableTriggers(SQLiteDatabase db) { private void reCreateNoteTableTriggers(SQLiteDatabase db) { //数据库对象DB
db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update"); db.execSQL("DROP TRIGGER IF EXISTS increase_folder_count_on_update");
db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_update"); db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_update");
db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_delete"); db.execSQL("DROP TRIGGER IF EXISTS decrease_folder_count_on_delete");
@ -233,17 +233,17 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER); db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER);
db.execSQL(FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER); db.execSQL(FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER);
db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER); db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER);
} } //用于执行SQL语句运行重新创建便签表触发器函数
private void createSystemFolder(SQLiteDatabase db) { private void createSystemFolder(SQLiteDatabase db) { //创建系统级文件夹
ContentValues values = new ContentValues(); ContentValues values = new ContentValues(); //为字典类创建对象
/** /**
* call record foler for call notes * call record foler for call notes
*/ */
values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER); values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values); db.insert(TABLE.NOTE, null, values); //为通讯便签创建记录文件夹,并添加键值对
/** /**
* root folder which is default folder * root folder which is default folder
@ -251,7 +251,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
values.clear(); values.clear();
values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER); values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values); db.insert(TABLE.NOTE, null, values); //创建根文件夹,是默认的、最终的父文件夹
/** /**
* temporary folder which is used for moving note * temporary folder which is used for moving note
@ -259,7 +259,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
values.clear(); values.clear();
values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER); values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values); db.insert(TABLE.NOTE, null, values); //为移动中的便签创建的临时文件夹
/** /**
* create trash folder * create trash folder
@ -267,24 +267,24 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
values.clear(); values.clear();
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER); values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values); db.insert(TABLE.NOTE, null, values); //创建垃圾桶
} }
public void createDataTable(SQLiteDatabase db) { public void createDataTable(SQLiteDatabase db) { //创建数据表
db.execSQL(CREATE_DATA_TABLE_SQL); db.execSQL(CREATE_DATA_TABLE_SQL); //SQL输入保存的语句
reCreateDataTableTriggers(db); reCreateDataTableTriggers(db);
db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL); db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL);
Log.d(TAG, "data table has been created"); Log.d(TAG, "data table has been created"); //日志记录
} }
private void reCreateDataTableTriggers(SQLiteDatabase db) { private void reCreateDataTableTriggers(SQLiteDatabase db) { //为数据表重新创建触发器
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert"); db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_insert");
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_update"); db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_update");
db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_delete"); db.execSQL("DROP TRIGGER IF EXISTS update_note_content_on_delete"); //删除触发器
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER); db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER);
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER); db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER);
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER); db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER); //重新创建被删除的触发器
} }
static synchronized NotesDatabaseHelper getInstance(Context context) { static synchronized NotesDatabaseHelper getInstance(Context context) {
@ -292,16 +292,16 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
mInstance = new NotesDatabaseHelper(context); mInstance = new NotesDatabaseHelper(context);
} }
return mInstance; return mInstance;
} } //静态同步方法用于返回NotesDatabaseHelper的对象实例mInstance
@Override @Override
public void onCreate(SQLiteDatabase db) { public void onCreate(SQLiteDatabase db) {
createNoteTable(db); createNoteTable(db); //创建便签表
createDataTable(db); createDataTable(db); //创建数据表
} } //用于初始化表
@Override @Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { //用于检查并升级数据库版本
boolean reCreateTriggers = false; boolean reCreateTriggers = false;
boolean skipV2 = false; boolean skipV2 = false;
@ -309,31 +309,31 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
upgradeToV2(db); upgradeToV2(db);
skipV2 = true; // this upgrade including the upgrade from v2 to v3 skipV2 = true; // this upgrade including the upgrade from v2 to v3
oldVersion++; oldVersion++;
} } //检测到版本为1升级版本
if (oldVersion == 2 && !skipV2) { if (oldVersion == 2 && !skipV2) {
upgradeToV3(db); upgradeToV3(db);
reCreateTriggers = true; reCreateTriggers = true; //重建触发器标志
oldVersion++; oldVersion++; //检测到版本为2升级版本
} }
if (oldVersion == 3) { if (oldVersion == 3) {
upgradeToV4(db); upgradeToV4(db);
oldVersion++; oldVersion++;
} } //检测到版本为3升级版本
if (reCreateTriggers) { if (reCreateTriggers) {
reCreateNoteTableTriggers(db); reCreateNoteTableTriggers(db);
reCreateDataTableTriggers(db); reCreateDataTableTriggers(db);
} } //进行触发器的重建
if (oldVersion != newVersion) { if (oldVersion != newVersion) {
throw new IllegalStateException("Upgrade notes database to version " + newVersion throw new IllegalStateException("Upgrade notes database to version " + newVersion
+ "fails"); + "fails"); //版本不匹配则抛出异常
} }
} }
private void upgradeToV2(SQLiteDatabase db) { private void upgradeToV2(SQLiteDatabase db) { //升级版本并重建表
db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE); db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE);
db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA); db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA);
createNoteTable(db); createNoteTable(db);
@ -353,10 +353,10 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER); values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values); db.insert(TABLE.NOTE, null, values);
} } //删除不用的触发器,并添加不为空的新列,添加键值对
private void upgradeToV4(SQLiteDatabase db) { private void upgradeToV4(SQLiteDatabase db) {
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION
+ " INTEGER NOT NULL DEFAULT 0"); + " INTEGER NOT NULL DEFAULT 0");
} } //添加新的不为空的列
} }

@ -36,22 +36,22 @@ import net.micode.notes.data.NotesDatabaseHelper.TABLE;
public class NotesProvider extends ContentProvider { public class NotesProvider extends ContentProvider {
private static final UriMatcher mMatcher; private static final UriMatcher mMatcher; //UriMatcher类用于分辨数据表
private NotesDatabaseHelper mHelper; private NotesDatabaseHelper mHelper; //建立NotesDatabaseHelper类对象
private static final String TAG = "NotesProvider"; private static final String TAG = "NotesProvider"; //设置类名值
private static final int URI_NOTE = 1; private static final int URI_NOTE = 1; //设置便签uri
private static final int URI_NOTE_ITEM = 2; private static final int URI_NOTE_ITEM = 2;
private static final int URI_DATA = 3; private static final int URI_DATA = 3; //设置数据uri
private static final int URI_DATA_ITEM = 4; private static final int URI_DATA_ITEM = 4;
private static final int URI_SEARCH = 5; private static final int URI_SEARCH = 5; //设置搜索uri
private static final int URI_SEARCH_SUGGEST = 6; private static final int URI_SEARCH_SUGGEST = 6;
static { static {
mMatcher = new UriMatcher(UriMatcher.NO_MATCH); mMatcher = new UriMatcher(UriMatcher.NO_MATCH); //进行初始化
mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE); mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE);
mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM); mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM);
mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA); mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA);
@ -59,48 +59,48 @@ public class NotesProvider extends ContentProvider {
mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH); mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH);
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST); mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST);
mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST); mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST);
} } //将不同的uri与数值相匹配
/** /**
* x'0A' represents the '\n' character in sqlite. For title and content in the search result, * x'0A' represents the '\n' character in sqlite. For title and content in the search result,
* we will trim '\n' and white space in order to show more information. * we will trim '\n' and white space in order to show more information.
*/ */ //用0A代表\n为搜索结果换行
private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + "," private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + ","
+ NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + "," + NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + ","
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + "," + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + ","
+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + "," + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + ","
+ R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + "," + R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + ","
+ "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + "," + "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + ","
+ "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA; + "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA; //...
private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION
+ " FROM " + TABLE.NOTE + " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?" + " WHERE " + NoteColumns.SNIPPET + " LIKE ?"
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER
+ " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE; + " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE; //检索便签的sql语句在列表中搜寻。使用Notes类中的接口与变量
@Override @Override
public boolean onCreate() { public boolean onCreate() {
mHelper = NotesDatabaseHelper.getInstance(getContext()); mHelper = NotesDatabaseHelper.getInstance(getContext());
return true; return true; //创建NotesDatabaseHelper类并返回成果标识
} }
@Override @Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
String sortOrder) { String sortOrder) { //负责查询数据接受uri、返回烈、选择、排列方式
Cursor c = null; Cursor c = null; //创建空游标,表示数据库操作结果集合
SQLiteDatabase db = mHelper.getReadableDatabase(); SQLiteDatabase db = mHelper.getReadableDatabase(); //获取数据库对象
String id = null; String id = null;
switch (mMatcher.match(uri)) { switch (mMatcher.match(uri)) { //确定uri类型
case URI_NOTE: case URI_NOTE:
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null, c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
sortOrder); sortOrder); //传参,进行标准查询
break; break;
case URI_NOTE_ITEM: case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1); id = uri.getPathSegments().get(1);
c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder); + parseSelection(selection), selectionArgs, null, null, sortOrder);
break; break; //传参对id进行查询
case URI_DATA: case URI_DATA:
c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null, c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null,
sortOrder); sortOrder);
@ -112,13 +112,13 @@ public class NotesProvider extends ContentProvider {
break; break;
case URI_SEARCH: case URI_SEARCH:
case URI_SEARCH_SUGGEST: case URI_SEARCH_SUGGEST:
if (sortOrder != null || projection != null) { if (sortOrder != null || projection != null) { //检查是否指定排序方式
throw new IllegalArgumentException( throw new IllegalArgumentException(
"do not specify sortOrder, selection, selectionArgs, or projection" + "with this query"); "do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
} }
String searchString = null; String searchString = null;
if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) { if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) { //提取uri中搜索模式
if (uri.getPathSegments().size() > 1) { if (uri.getPathSegments().size() > 1) {
searchString = uri.getPathSegments().get(1); searchString = uri.getPathSegments().get(1);
} }
@ -133,43 +133,43 @@ public class NotesProvider extends ContentProvider {
try { try {
searchString = String.format("%%%s%%", searchString); searchString = String.format("%%%s%%", searchString);
c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY, c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY,
new String[] { searchString }); new String[] { searchString }); //在Notes表进行搜索
} catch (IllegalStateException ex) { } catch (IllegalStateException ex) {
Log.e(TAG, "got exception: " + ex.toString()); Log.e(TAG, "got exception: " + ex.toString()); //日志
} }
break; break;
default: default:
throw new IllegalArgumentException("Unknown URI " + uri); throw new IllegalArgumentException("Unknown URI " + uri); //抛出异常
} }
if (c != null) { if (c != null) {
c.setNotificationUri(getContext().getContentResolver(), uri); c.setNotificationUri(getContext().getContentResolver(), uri); //在游标查询的数据变化时进行通知
} } //通知uri是标识查询结果的urisetNotificationUri方法可注册通知uri与对象c相关联
return c; return c;
} }
@Override @Override
public Uri insert(Uri uri, ContentValues values) { public Uri insert(Uri uri, ContentValues values) { //uri表示要插入的urivalues表示要插入的数据
SQLiteDatabase db = mHelper.getWritableDatabase(); SQLiteDatabase db = mHelper.getWritableDatabase(); //打开或创建一个数据库
long dataId = 0, noteId = 0, insertedId = 0; long dataId = 0, noteId = 0, insertedId = 0;
switch (mMatcher.match(uri)) { switch (mMatcher.match(uri)) { //匹配uri
case URI_NOTE: case URI_NOTE:
insertedId = noteId = db.insert(TABLE.NOTE, null, values); insertedId = noteId = db.insert(TABLE.NOTE, null, values); //将数据插入到Notes表中
break; break;
case URI_DATA: case URI_DATA:
if (values.containsKey(DataColumns.NOTE_ID)) { if (values.containsKey(DataColumns.NOTE_ID)) { //检查values是否含有NOTE_ID内容返回bool值
noteId = values.getAsLong(DataColumns.NOTE_ID); noteId = values.getAsLong(DataColumns.NOTE_ID); //关联noteId
} else { } else {
Log.d(TAG, "Wrong data format without note id:" + values.toString()); Log.d(TAG, "Wrong data format without note id:" + values.toString()); //日志记录
} }
insertedId = dataId = db.insert(TABLE.DATA, null, values); insertedId = dataId = db.insert(TABLE.DATA, null, values); //数据库插入新行的id返回到两个变量中
break; break;
default: default:
throw new IllegalArgumentException("Unknown URI " + uri); throw new IllegalArgumentException("Unknown URI " + uri);
} }
// Notify the note uri // Notify the note uri
if (noteId > 0) { if (noteId > 0) { //不为零表示插入成功,
getContext().getContentResolver().notifyChange( getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null); ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null); //通知uri发生变化
} }
// Notify the data uri // Notify the data uri
@ -178,22 +178,22 @@ public class NotesProvider extends ContentProvider {
ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null); ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);
} }
return ContentUris.withAppendedId(uri, insertedId); return ContentUris.withAppendedId(uri, insertedId); //返回新的uri表示插入位置
} }
@Override @Override
public int delete(Uri uri, String selection, String[] selectionArgs) { public int delete(Uri uri, String selection, String[] selectionArgs) { //表示要删除的uri、SQL中的WHERE与参数
int count = 0; int count = 0; //表示删除记录数
String id = null; String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase(); SQLiteDatabase db = mHelper.getWritableDatabase(); //打开数据库
boolean deleteData = false; boolean deleteData = false;
switch (mMatcher.match(uri)) { switch (mMatcher.match(uri)) { //uri匹配
case URI_NOTE: case URI_NOTE:
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 "; selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 "; //设置WHERE
count = db.delete(TABLE.NOTE, selection, selectionArgs); count = db.delete(TABLE.NOTE, selection, selectionArgs); //删除,并计数
break; break;
case URI_NOTE_ITEM: case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1); id = uri.getPathSegments().get(1); //获取id
/** /**
* ID that smaller than 0 is system folder which is not allowed to * ID that smaller than 0 is system folder which is not allowed to
* trash * trash
@ -204,45 +204,45 @@ public class NotesProvider extends ContentProvider {
} }
count = db.delete(TABLE.NOTE, count = db.delete(TABLE.NOTE,
NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs); NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
break; break; //删除指定id并计数
case URI_DATA: case URI_DATA:
count = db.delete(TABLE.DATA, selection, selectionArgs); count = db.delete(TABLE.DATA, selection, selectionArgs); //删除,并计数
deleteData = true; deleteData = true;
break; break;
case URI_DATA_ITEM: case URI_DATA_ITEM:
id = uri.getPathSegments().get(1); id = uri.getPathSegments().get(1); //获取id
count = db.delete(TABLE.DATA, count = db.delete(TABLE.DATA,
DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs); DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
deleteData = true; deleteData = true; //删除指定id并计数
break; break;
default: default:
throw new IllegalArgumentException("Unknown URI " + uri); throw new IllegalArgumentException("Unknown URI " + uri); //报错
} }
if (count > 0) { if (count > 0) { //表示有删除操作通知uri发生变化
if (deleteData) { if (deleteData) {
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null); getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
} }
getContext().getContentResolver().notifyChange(uri, null); getContext().getContentResolver().notifyChange(uri, null);
} }
return count; return count; //返回删除的记录数
} }
@Override @Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { //表示更新的uri、values为新的列值、where以及参数
int count = 0; int count = 0; //更新条数
String id = null; String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase(); SQLiteDatabase db = mHelper.getWritableDatabase(); //打开数据库
boolean updateData = false; boolean updateData = false; //设置数据表更新表示
switch (mMatcher.match(uri)) { switch (mMatcher.match(uri)) { //匹配uri
case URI_NOTE: case URI_NOTE:
increaseNoteVersion(-1, selection, selectionArgs); increaseNoteVersion(-1, selection, selectionArgs); //跟新便签
count = db.update(TABLE.NOTE, values, selection, selectionArgs); count = db.update(TABLE.NOTE, values, selection, selectionArgs); //更新指定表的行,并计数
break; break;
case URI_NOTE_ITEM: case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1); id = uri.getPathSegments().get(1); //提取id
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs); increaseNoteVersion(Long.valueOf(id), selection, selectionArgs);
count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs); + parseSelection(selection), selectionArgs); //增加指定的id条件
break; break;
case URI_DATA: case URI_DATA:
count = db.update(TABLE.DATA, values, selection, selectionArgs); count = db.update(TABLE.DATA, values, selection, selectionArgs);
@ -255,51 +255,50 @@ public class NotesProvider extends ContentProvider {
updateData = true; updateData = true;
break; break;
default: default:
throw new IllegalArgumentException("Unknown URI " + uri); throw new IllegalArgumentException("Unknown URI " + uri); //抛出异常
} }
if (count > 0) { if (count > 0) {
if (updateData) { if (updateData) {
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null); getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);//通知指定uri数据更改
} }
getContext().getContentResolver().notifyChange(uri, null); getContext().getContentResolver().notifyChange(uri, null); //通知uri数据更改
} }
return count; return count;
} }
private String parseSelection(String selection) { private String parseSelection(String selection) { //检查selection是否为空
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""); return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""); //为空则返回“”
} }
private void increaseNoteVersion(long id, String selection, String[] selectionArgs) { private void increaseNoteVersion(long id, String selection, String[] selectionArgs) { //使用数据库更新便签版本
StringBuilder sql = new StringBuilder(120); StringBuilder sql = new StringBuilder(120);
sql.append("UPDATE "); sql.append("UPDATE ");
sql.append(TABLE.NOTE); sql.append(TABLE.NOTE);
sql.append(" SET "); sql.append(" SET ");
sql.append(NoteColumns.VERSION); sql.append(NoteColumns.VERSION);
sql.append("=" + NoteColumns.VERSION + "+1 "); sql.append("=" + NoteColumns.VERSION + "+1 "); //升级便签版本号
if (id > 0 || !TextUtils.isEmpty(selection)) { if (id > 0 || !TextUtils.isEmpty(selection)) { //selection不为空或存在id则增加where条件
sql.append(" WHERE "); sql.append(" WHERE ");
} }
if (id > 0) { if (id > 0) {
sql.append(NoteColumns.ID + "=" + String.valueOf(id)); sql.append(NoteColumns.ID + "=" + String.valueOf(id));
} }
if (!TextUtils.isEmpty(selection)) { if (!TextUtils.isEmpty(selection)) {
String selectString = id > 0 ? parseSelection(selection) : selection; String selectString = id > 0 ? parseSelection(selection) : selection; //parseSelection将传入的参数中的占位符替换为实际的值
for (String args : selectionArgs) { for (String args : selectionArgs) { //
selectString = selectString.replaceFirst("\\?", args); selectString = selectString.replaceFirst("\\?", args); //replaceFirst选择参数数组中的值替换语句中的占位符
} }
sql.append(selectString); sql.append(selectString);
} }
mHelper.getWritableDatabase().execSQL(sql.toString()); mHelper.getWritableDatabase().execSQL(sql.toString()); //执行SQL语句
} }
@Override @Override
public String getType(Uri uri) { public String getType(Uri uri) { //获取指定uri的MIME类型
// TODO Auto-generated method stub // TODO Auto-generated method stub //表示该方法没有实现
return null; return null;
} }
} }

@ -24,31 +24,33 @@ import net.micode.notes.tool.GTaskStringUtils;
import org.json.JSONException; import org.json.JSONException;
import org.json.JSONObject; import org.json.JSONObject;
public class MetaData extends Task { public class MetaData extends Task {
private final static String TAG = MetaData.class.getSimpleName();
// 通过getSimpleName()获得类的gid并存入字符串中
private final static String TAG = MetaData.class.getSimpleName();
private String mRelatedGid = null; private String mRelatedGid = null;
// 设置元数据,生成元数据库
public void setMeta(String gid, JSONObject metaInfo) { public void setMeta(String gid, JSONObject metaInfo) {
try { try {
// 注释方法块
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid); metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
} catch (JSONException e) { } catch (JSONException e) {
// 生成无法创建关联gid的日志
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);
} }
// 获取关联的gid
public String getRelatedGid() { public String getRelatedGid() {
return mRelatedGid; return mRelatedGid;
} }
// 判断数据是否为空是否值得保存
@Override @Override
public boolean isWorthSaving() { public boolean isWorthSaving() {
return getNotes() != null; return getNotes() != null;
} }
// 使用远程json设置元数据内容
@Override @Override
public void setContentByRemoteJSON(JSONObject js) { public void setContentByRemoteJSON(JSONObject js) {
super.setContentByRemoteJSON(js); super.setContentByRemoteJSON(js);
@ -62,18 +64,18 @@ public class MetaData extends Task {
} }
} }
} }
// 使用本地json对象设置数据内容该方法不应该被调用若调用则抛出异常
@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");
} }
// 从元数据中获取本地json对象该方法不应该被调用若调用则抛出异常
@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");
} }
// 获取同步动作状态,该方法不应该被调用,若调用则抛出异常
@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");

@ -19,32 +19,33 @@ package net.micode.notes.gtask.data;
import android.database.Cursor; import android.database.Cursor;
import org.json.JSONObject; import org.json.JSONObject;
// 对同步操作的基本节点进行一个定义
public abstract class Node { public abstract class Node {
// 本地和云端内容一致
public static final int SYNC_ACTION_NONE = 0; public static final int SYNC_ACTION_NONE = 0;
// 需要在远程云端增加内容
public static final int SYNC_ACTION_ADD_REMOTE = 1; public static final int SYNC_ACTION_ADD_REMOTE = 1;
// 需要在本地增加内容
public static final int SYNC_ACTION_ADD_LOCAL = 2; public static final int SYNC_ACTION_ADD_LOCAL = 2;
// 需要在远程云端和删除内容
public static final int SYNC_ACTION_DEL_REMOTE = 3; public static final int SYNC_ACTION_DEL_REMOTE = 3;
// 需要在本地删除内容
public static final int SYNC_ACTION_DEL_LOCAL = 4; public static final int SYNC_ACTION_DEL_LOCAL = 4;
// 需要将本地内容更新至云端
public static final int SYNC_ACTION_UPDATE_REMOTE = 5; public static final int SYNC_ACTION_UPDATE_REMOTE = 5;
// 需要将云端内容更新至本地
public static final int SYNC_ACTION_UPDATE_LOCAL = 6; public static final int SYNC_ACTION_UPDATE_LOCAL = 6;
// 同步冲突
public static final int SYNC_ACTION_UPDATE_CONFLICT = 7; public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;
// 同步错误
public static final int SYNC_ACTION_ERROR = 8; public static final int SYNC_ACTION_ERROR = 8;
private String mGid; private String mGid;
private String mName; private String mName;
// 记录最后一次修改的时间
private long mLastModified; private long mLastModified;
// 表征是否被删除
private boolean mDeleted; private boolean mDeleted;
public Node() { public Node() {

@ -13,7 +13,8 @@
* See the License for the specific language governing permissions and * See the License for the specific language governing permissions and
* limitations under the License. * limitations under the License.
*/ */
// Description用于支持小米便签最底层的数据库相关操作和sqlnote的关系上是子集关系即data是note的子集节点
// SqlData其实就是也就是所谓数据中的数据
package net.micode.notes.gtask.data; package net.micode.notes.gtask.data;
import android.content.ContentResolver; import android.content.ContentResolver;
@ -34,17 +35,17 @@ import net.micode.notes.gtask.exception.ActionFailureException;
import org.json.JSONException; import org.json.JSONException;
import org.json.JSONObject; import org.json.JSONObject;
public class SqlData { public class SqlData {
// 将得到的内容写入字符串tag中
private static final String TAG = SqlData.class.getSimpleName(); private static final String TAG = SqlData.class.getSimpleName();
// 设置无效id为-99999
private static final int INVALID_ID = -99999; private static final int INVALID_ID = -99999;
// 集合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
}; };
// 为sql表编号
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 +57,7 @@ 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;
// 判断是否用content生成真为true假为false
private boolean mIsCreate; private boolean mIsCreate;
private long mDataId; private long mDataId;
@ -70,7 +71,7 @@ public class SqlData {
private String mDataContentData3; private String mDataContentData3;
private ContentValues mDiffDataValues; private ContentValues mDiffDataValues;
// 初始化数据库的构造函数
public SqlData(Context context) { public SqlData(Context context) {
mContentResolver = context.getContentResolver(); mContentResolver = context.getContentResolver();
mIsCreate = true; mIsCreate = true;
@ -81,14 +82,14 @@ public class SqlData {
mDataContentData3 = ""; mDataContentData3 = "";
mDiffDataValues = new ContentValues(); mDiffDataValues = new ContentValues();
} }
// 初始化数据库的构造函数
public SqlData(Context context, Cursor c) { public SqlData(Context context, Cursor c) {
mContentResolver = context.getContentResolver(); mContentResolver = context.getContentResolver();
mIsCreate = false; mIsCreate = false;
loadFromCursor(c); loadFromCursor(c);
mDiffDataValues = new ContentValues(); mDiffDataValues = new ContentValues();
} }
// 从游标处加载数据
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);
@ -96,7 +97,7 @@ public class SqlData {
mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN); mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_COLUMN);
mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN); mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN);
} }
// 设置用于共享的数据
public void setContent(JSONObject js) throws JSONException { public void setContent(JSONObject js) throws JSONException {
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) {
@ -129,7 +130,7 @@ public class SqlData {
} }
mDataContentData3 = dataContentData3; mDataContentData3 = dataContentData3;
} }
// 获取共享数据的内容
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");
@ -143,7 +144,7 @@ public class SqlData {
js.put(DataColumns.DATA3, mDataContentData3); js.put(DataColumns.DATA3, mDataContentData3);
return js; return js;
} }
// 提交更改至数据库
public void commit(long noteId, boolean validateVersion, long version) { public void commit(long noteId, boolean validateVersion, long version) {
if (mIsCreate) { if (mIsCreate) {
@ -182,7 +183,7 @@ public class SqlData {
mDiffDataValues.clear(); mDiffDataValues.clear();
mIsCreate = false; mIsCreate = false;
} }
// 获取当前id
public long getId() { public long getId() {
return mDataId; return mDataId;
} }

@ -37,12 +37,15 @@ import org.json.JSONObject;
import java.util.ArrayList; import java.util.ArrayList;
// 用于支持小米便签最底层的数据库相关操作和sqldata的关系上是父集关系即note是data的子父集
// 和SqlData相比SqlNote算是真正意义上的数据
public class SqlNote { public class SqlNote {
// 得到的类名写入tag中
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
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,
@ -121,7 +124,7 @@ public class SqlNote {
private ContentValues mDiffNoteValues; private ContentValues mDiffNoteValues;
private ArrayList<SqlData> mDataList; private ArrayList<SqlData> mDataList;
// 构造函数初始化context参数
public SqlNote(Context context) { public SqlNote(Context context) {
mContext = context; mContext = context;
mContentResolver = context.getContentResolver(); mContentResolver = context.getContentResolver();
@ -142,7 +145,7 @@ public class SqlNote {
mDiffNoteValues = new ContentValues(); mDiffNoteValues = new ContentValues();
mDataList = new ArrayList<SqlData>(); mDataList = new ArrayList<SqlData>();
} }
// 通过游标初始化context
public SqlNote(Context context, Cursor c) { public SqlNote(Context context, Cursor c) {
mContext = context; mContext = context;
mContentResolver = context.getContentResolver(); mContentResolver = context.getContentResolver();
@ -165,7 +168,7 @@ public class SqlNote {
mDiffNoteValues = new ContentValues(); mDiffNoteValues = new ContentValues();
} }
// 从游标加载数据
private void loadFromCursor(long id) { private void loadFromCursor(long id) {
Cursor c = null; Cursor c = null;
try { try {
@ -184,7 +187,7 @@ public class SqlNote {
c.close(); c.close();
} }
} }
// 从游标加载数据
private void loadFromCursor(Cursor c) { private void loadFromCursor(Cursor c) {
mId = c.getLong(ID_COLUMN); mId = c.getLong(ID_COLUMN);
mAlertDate = c.getLong(ALERTED_DATE_COLUMN); mAlertDate = c.getLong(ALERTED_DATE_COLUMN);
@ -199,7 +202,7 @@ public class SqlNote {
mWidgetType = c.getInt(WIDGET_TYPE_COLUMN); mWidgetType = c.getInt(WIDGET_TYPE_COLUMN);
mVersion = c.getLong(VERSION_COLUMN); mVersion = c.getLong(VERSION_COLUMN);
} }
// 获取共享数据并加载到数据库当前游标处
private void loadDataContent() { private void loadDataContent() {
Cursor c = null; Cursor c = null;
mDataList.clear(); mDataList.clear();
@ -225,7 +228,7 @@ public class SqlNote {
c.close(); c.close();
} }
} }
// 设置通过content机制用于共享的数据信息
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);
@ -358,7 +361,7 @@ public class SqlNote {
} }
return true; return true;
} }
// 获取content机制提供的数据并加载到note中
public JSONObject getContent() { public JSONObject getContent() {
try { try {
JSONObject js = new JSONObject(); JSONObject js = new JSONObject();
@ -406,40 +409,40 @@ public class SqlNote {
} }
return null; return null;
} }
//给当前id设置父id
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);
} }
// 给当前id设置Gtaskid
public void setGtaskId(String gid) { public void setGtaskId(String gid) {
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid); mDiffNoteValues.put(NoteColumns.GTASK_ID, gid);
} }
// 给当前id设置同步id
public void setSyncId(long syncId) { public void setSyncId(long syncId) {
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId); mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId);
} }
// 初始化本地修改,即撤销
public void resetLocalModified() { public void resetLocalModified() {
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0); mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0);
} }
// 获得当前id
public long getId() { public long getId() {
return mId; return mId;
} }
// 获得id的父id
public long getParentId() { public long getParentId() {
return mParentId; return mParentId;
} }
// 获取小部分内容以显示部分便签内容
public String getSnippet() { public String getSnippet() {
return mSnippet; return mSnippet;
} }
// 判断是否为便签类型
public boolean isNoteType() { public boolean isNoteType() {
return mType == Notes.TYPE_NOTE; return mType == Notes.TYPE_NOTE;
} }
// 提交更改到数据库
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)) {

@ -34,17 +34,17 @@ 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();
// 完成判断
private boolean mCompleted; private boolean mCompleted;
private String mNotes; private String mNotes;
// 实例化存储的数据类型
private JSONObject mMetaInfo; private JSONObject mMetaInfo;
// 兄弟任务的指针
private Task mPriorSibling; private Task mPriorSibling;
// 父类指针
private TaskList mParent; private TaskList mParent;
// 初始化构造方法
public Task() { public Task() {
super(); super();
mCompleted = false; mCompleted = false;
@ -53,7 +53,7 @@ public class Task extends Node {
mParent = null; mParent = null;
mMetaInfo = null; mMetaInfo = null;
} }
// 用于创建jsonobject对象获取创建新行为的操作
public JSONObject getCreateAction(int actionId) { public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject(); JSONObject js = new JSONObject();
@ -102,7 +102,7 @@ public class Task extends Node {
return js; return js;
} }
// 用于创建jsonobject对象实现创建更新行为的操作
public JSONObject getUpdateAction(int actionId) { public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject(); JSONObject js = new JSONObject();
@ -134,7 +134,7 @@ public class Task extends Node {
return js; return js;
} }
// 用于从远端目录创建
public void setContentByRemoteJSON(JSONObject js) { public void setContentByRemoteJSON(JSONObject js) {
if (js != null) { if (js != null) {
try { try {
@ -174,7 +174,7 @@ public class Task extends Node {
} }
} }
} }
// 本地创建
public void setContentByLocalJSON(JSONObject js) { public void setContentByLocalJSON(JSONObject js) {
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)) {
@ -203,7 +203,7 @@ public class Task extends Node {
e.printStackTrace(); e.printStackTrace();
} }
} }
// 从目录获取本地json
public JSONObject getLocalJSONFromContent() { public JSONObject getLocalJSONFromContent() {
String name = getName(); String name = getName();
try { try {
@ -246,7 +246,7 @@ public class Task extends Node {
return null; return null;
} }
} }
// 设置meta信息
public void setMetaInfo(MetaData metaData) { public void setMetaInfo(MetaData metaData) {
if (metaData != null && metaData.getNotes() != null) { if (metaData != null && metaData.getNotes() != null) {
try { try {
@ -257,7 +257,7 @@ public class Task extends Node {
} }
} }
} }
// 获取同步行为
public int getSyncAction(Cursor c) { public int getSyncAction(Cursor c) {
try { try {
JSONObject noteInfo = null; JSONObject noteInfo = null;

@ -32,9 +32,9 @@ 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();
// 当前TaskList的指针
private int mIndex; private int mIndex;
// 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
private ArrayList<Task> mChildren; private ArrayList<Task> mChildren;
public TaskList() { public TaskList() {
@ -42,7 +42,7 @@ public class TaskList extends Node {
mChildren = new ArrayList<Task>(); mChildren = new ArrayList<Task>();
mIndex = 1; mIndex = 1;
} }
// 生成并返回一个包含了一定数据的JSONObject实体
public JSONObject getCreateAction(int actionId) { public JSONObject getCreateAction(int actionId) {
JSONObject js = new JSONObject(); JSONObject js = new JSONObject();
@ -73,7 +73,7 @@ public class TaskList extends Node {
return js; return js;
} }
// 更新一个包含了一定数据的JSONObject实体
public JSONObject getUpdateAction(int actionId) { public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject(); JSONObject js = new JSONObject();
@ -215,11 +215,11 @@ public class TaskList extends Node {
return SYNC_ACTION_ERROR; return SYNC_ACTION_ERROR;
} }
// 获得TaskList的大小
public int getChildTaskCount() { public int getChildTaskCount() {
return mChildren.size(); return mChildren.size();
} }
// 在当前任务表末尾添加新的任务
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)) {
@ -233,7 +233,7 @@ public class TaskList extends Node {
} }
return ret; return ret;
} }
// 在当前任务表的指定位置添加新的任务
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");
@ -259,7 +259,7 @@ public class TaskList extends Node {
return true; return true;
} }
// 删除TaskList中的一个Task
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);
@ -280,7 +280,7 @@ public class TaskList extends Node {
} }
return ret; return ret;
} }
// 移动TaskList中的一个Task
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()) {
@ -298,7 +298,7 @@ public class TaskList extends Node {
return true; return true;
return (removeChildTask(task) && addChildTask(task, index)); return (removeChildTask(task) && addChildTask(task, index));
} }
// 按gid寻找Task
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);
@ -308,11 +308,11 @@ public class TaskList extends Node {
} }
return null; return null;
} }
// 返回指定Task的index
public int getChildTaskIndex(Task task) { public int getChildTaskIndex(Task task) {
return mChildren.indexOf(task); return mChildren.indexOf(task);
} }
// 返回指定index的Task
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");
@ -320,7 +320,7 @@ public class TaskList extends Node {
} }
return mChildren.get(index); return mChildren.get(index);
} }
// 返回指定gid的task
public Task getChilTaskByGid(String gid) { public Task getChilTaskByGid(String gid) {
for (Task task : mChildren) { for (Task task : mChildren) {
if (task.getGid().equals(gid)) if (task.getGid().equals(gid))

@ -14,15 +14,17 @@
* limitations under the License. * limitations under the License.
*/ */
// 小米便签运行过程中的运行异常处理
package net.micode.notes.gtask.exception; package net.micode.notes.gtask.exception;
public class ActionFailureException extends RuntimeException { public class ActionFailureException extends RuntimeException {
// 版本控制用,反序列化版本升级时仍保持对象唯一性
private static final long serialVersionUID = 4425249765923293627L; private static final long serialVersionUID = 4425249765923293627L;
// 通过super()来引用父类成分
public ActionFailureException() { public ActionFailureException() {
super(); super();
} }
public ActionFailureException(String paramString) { public ActionFailureException(String paramString) {
super(paramString); super(paramString);
} }

@ -14,11 +14,14 @@
* limitations under the License. * limitations under the License.
*/ */
// 运行过程中的网络异常处理
package net.micode.notes.gtask.exception; package net.micode.notes.gtask.exception;
public class NetworkFailureException extends Exception { public class NetworkFailureException extends Exception {
// 版本控制用,反序列化版本升级时仍保持对象唯一性
private static final long serialVersionUID = 2107610287180234136L; private static final long serialVersionUID = 2107610287180234136L;
// 通过super()来引用父类成分
public NetworkFailureException() { public NetworkFailureException() {
super(); super();
} }

@ -15,6 +15,14 @@
* limitations under the License. * limitations under the License.
*/ */
/*
*Gtask
*
*private void showNotification(int tickerId, String content)
*protected Integer doInBackground(Void... unused) 线
*protected void onProgressUpdate(String... progress) 线
*protected void onPostExecute(Integer result) UI
*/
package net.micode.notes.gtask.remote; package net.micode.notes.gtask.remote;
import android.app.Notification; import android.app.Notification;
@ -44,7 +52,7 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
private GTaskManager mTaskManager; private GTaskManager mTaskManager;
private OnCompleteListener mOnCompleteListener; private OnCompleteListener mOnCompleteListener;
// GTask的一个同步进程类包含上下文信息事件完成进度监听方法通知管理方法和进程管理方法
public GTaskASyncTask(Context context, OnCompleteListener listener) { public GTaskASyncTask(Context context, OnCompleteListener listener) {
mContext = context; mContext = context;
mOnCompleteListener = listener; mOnCompleteListener = listener;
@ -52,56 +60,70 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
.getSystemService(Context.NOTIFICATION_SERVICE); .getSystemService(Context.NOTIFICATION_SERVICE);
mTaskManager = GTaskManager.getInstance(); mTaskManager = GTaskManager.getInstance();
} }
//取消同步
public void cancelSync() { public void cancelSync() {
mTaskManager.cancelSync(); mTaskManager.cancelSync();
} }
// 发布并更新事件处理进程
public void publishProgess(String message) { public void publishProgess(String message) {
publishProgress(new String[] { publishProgress(new String[] {
message message
}); });
} }
// 该方法用于为用户同步当前事件状态
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());
// 调用系统灯光
notification.defaults = Notification.DEFAULT_LIGHTS; notification.defaults = Notification.DEFAULT_LIGHTS;
// 操作后清除通知栏信息
notification.flags = Notification.FLAG_AUTO_CANCEL; notification.flags = Notification.FLAG_AUTO_CANCEL;
// 事件挂起意向
PendingIntent pendingIntent; PendingIntent pendingIntent;
// 同步失败挂起活动信息
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);
// 同步成功显示活动信息列表
} else { } else {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext, pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesListActivity.class), 0); NotesListActivity.class), 0);
} }
notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content, // 该方法疑似为设置显示最新事件信息,但运行时编译器报错,暂时注释以规避报错选项
pendingIntent); /*notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
pendingIntent);*/
//
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification); mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
} }
@Override @Override
protected Integer doInBackground(Void... unused) { protected Integer doInBackground(Void... unused) {
//利用getString将NotesPreferenceActivity.getSyncAccountName(mContext)的字符串内容
//传进sync_progress_login中
publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity
.getSyncAccountName(mContext))); .getSyncAccountName(mContext)));
//返回后台同步的具体操作
return mTaskManager.sync(mContext, this); return mTaskManager.sync(mContext, this);
} }
@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]);
//判断mContext是否为GTaskSyncService的实例
if (mContext instanceof GTaskSyncService) { if (mContext instanceof GTaskSyncService) {
((GTaskSyncService) mContext).sendBroadcast(progress[0]); ((GTaskSyncService) mContext).sendBroadcast(progress[0]);
} }
} }
@Override @Override
//后台运行完后更新ui显示更新后结果
protected void onPostExecute(Integer result) { protected void onPostExecute(Integer result) {
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()));
//更新修改时间
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis()); NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis());
} 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));
@ -111,9 +133,11 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
showNotification(R.string.ticker_cancel, mContext showNotification(R.string.ticker_cancel, mContext
.getString(R.string.error_sync_cancelled)); .getString(R.string.error_sync_cancelled));
} }
//不同状态下的结果显示
if (mOnCompleteListener != null) { if (mOnCompleteListener != null) {
//新增可运行线程
new Thread(new Runnable() { new Thread(new Runnable() {
//线程运行,初始化操作
public void run() { public void run() {
mOnCompleteListener.onComplete(); mOnCompleteListener.onComplete();
} }

@ -60,10 +60,13 @@ import java.util.zip.GZIPInputStream;
import java.util.zip.Inflater; import java.util.zip.Inflater;
import java.util.zip.InflaterInputStream; import java.util.zip.InflaterInputStream;
/*
*GTaskGTask
*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();
//指定登录URL地址
private static final String GTASK_URL = "https://mail.google.com/tasks/"; private static final String GTASK_URL = "https://mail.google.com/tasks/";
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";
@ -89,7 +92,7 @@ public class GTaskClient {
private Account mAccount; private Account mAccount;
private JSONArray mUpdateArray; private JSONArray mUpdateArray;
// 创建GTask构造方法
private GTaskClient() { private GTaskClient() {
mHttpClient = null; mHttpClient = null;
mGetUrl = GTASK_GET_URL; mGetUrl = GTASK_GET_URL;
@ -101,35 +104,38 @@ public class GTaskClient {
mAccount = null; mAccount = null;
mUpdateArray = null; mUpdateArray = null;
} }
// 实例化并锁定GTaskClient使用getInstance()返回mInstance
public static synchronized GTaskClient getInstance() { public static synchronized GTaskClient getInstance() {
if (mInstance == null) { if (mInstance == null) {
mInstance = new GTaskClient(); mInstance = new GTaskClient();
} }
return mInstance; return mInstance;
} }
// 用于实现登录操作的布尔方法,提供了账号URL密码登录和谷歌官方邮箱URL登录两种登陆方法
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
// 五分钟后需要重新登录
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
// 切换账号后需要重新登录
if (mLoggedin if (mLoggedin
&& !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity && !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
.getSyncAccountName(activity))) { .getSyncAccountName(activity))) {
mLoggedin = false; mLoggedin = false;
} }
// 检测登录状态
if (mLoggedin) { if (mLoggedin) {
Log.d(TAG, "already logged in"); Log.d(TAG, "already logged in");
return true; return true;
} }
// 获取上一次登陆时间
mLastLoginTime = System.currentTimeMillis(); mLastLoginTime = System.currentTimeMillis();
// 返回的Token为空则登陆失败
String authToken = loginGoogleAccount(activity, false); String authToken = loginGoogleAccount(activity, false);
if (authToken == null) { if (authToken == null) {
Log.e(TAG, "login google account failed"); Log.e(TAG, "login google account failed");
@ -137,6 +143,7 @@ public class GTaskClient {
} }
// login with custom domain if necessary // login with custom domain if necessary
// 必要时使用本地输入谷歌邮箱登录
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase() if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
.endsWith("googlemail.com"))) { .endsWith("googlemail.com"))) {
StringBuilder url = new StringBuilder(GTASK_URL).append("a/"); StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
@ -152,6 +159,7 @@ public class GTaskClient {
} }
// try to login with google official url // try to login with google official url
// 调取谷歌邮箱官方URL登录
if (!mLoggedin) { if (!mLoggedin) {
mGetUrl = GTASK_GET_URL; mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL; mPostUrl = GTASK_POST_URL;
@ -163,25 +171,30 @@ public class GTaskClient {
mLoggedin = true; mLoggedin = true;
return true; return true;
} }
// 实现谷歌登录的方法以AccountManager管理账号Token登录
private String loginGoogleAccount(Activity activity, boolean invalidateToken) { private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
// 登录Token
String authToken; String authToken;
// 账号管理,提供账号注册接口
AccountManager accountManager = AccountManager.get(activity); AccountManager accountManager = AccountManager.get(activity);
// 获取以com.google结尾的账号列表
Account[] accounts = accountManager.getAccountsByType("com.google"); Account[] accounts = accountManager.getAccountsByType("com.google");
// 如果账号长度为空则返回无可用账号
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");
return null; return null;
} }
// 获取账户名称
String accountName = NotesPreferenceActivity.getSyncAccountName(activity); String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
Account account = null; Account account = null;
// 遍历返回的账户信息,寻找记录的账户信息
for (Account a : accounts) { for (Account a : accounts) {
if (a.name.equals(accountName)) { if (a.name.equals(accountName)) {
account = a; account = a;
break; break;
} }
} }
if (account != null) { if (account != null) {
mAccount = account; mAccount = account;
} else { } else {
@ -190,11 +203,13 @@ public class GTaskClient {
} }
// get the token now // get the token now
// 取得登录Token
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);
// 若Token无效则通过invalidateAuthToken方法废除该Token
if (invalidateToken) { if (invalidateToken) {
accountManager.invalidateAuthToken("com.google", authToken); accountManager.invalidateAuthToken("com.google", authToken);
loginGoogleAccount(activity, false); loginGoogleAccount(activity, false);
@ -206,11 +221,12 @@ public class GTaskClient {
return authToken; return authToken;
} }
// 尝试登录的布尔方法需要预先判断Token是否有效
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 date, now let's invalidate the
// token and try again // token and try again
// 若Token则废弃Token且重试
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");
@ -224,26 +240,35 @@ public class GTaskClient {
} }
return true; return true;
} }
// 登录GTask具体操作
private boolean loginGtask(String authToken) { private boolean loginGtask(String authToken) {
int timeoutConnection = 10000; int timeoutConnection = 10000;
// socket为一种通信数据交换的端口
int timeoutSocket = 15000; int timeoutSocket = 15000;
// 实现一个新的HTTP参数类
HttpParams httpParameters = new BasicHttpParams(); HttpParams httpParameters = new BasicHttpParams();
// 设置链接超时时间
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection); HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);
// 设置设置端口超时时间
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket); HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);
mHttpClient = new DefaultHttpClient(httpParameters); mHttpClient = new DefaultHttpClient(httpParameters);
// 存储新的本地cookie
BasicCookieStore localBasicCookieStore = new BasicCookieStore(); BasicCookieStore localBasicCookieStore = new BasicCookieStore();
mHttpClient.setCookieStore(localBasicCookieStore); mHttpClient.setCookieStore(localBasicCookieStore);
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false); HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
// login gtask // login gtask
// 登录GTask具体操作
try { try {
// 设置登录URL
String loginUrl = mGetUrl + "?auth=" + authToken; String loginUrl = mGetUrl + "?auth=" + authToken;
// 通过已实例化URL网页中的资源查找
HttpGet httpGet = new HttpGet(loginUrl); HttpGet httpGet = new HttpGet(loginUrl);
HttpResponse response = null; HttpResponse response = null;
response = mHttpClient.execute(httpGet); response = mHttpClient.execute(httpGet);
// get the cookie now // get the cookie now
// 遍历已存储的cookie以验证是否与登录cookie相符若相符则匹配
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 +281,7 @@ public class GTaskClient {
} }
// get the client version // get the client version
// 以脚本获取返回的Content中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>";
@ -273,40 +299,47 @@ public class GTaskClient {
return false; return false;
} catch (Exception e) { } catch (Exception e) {
// simply catch all exceptions // simply catch all exceptions
// 仅捕获到异常则返回捕获失败
Log.e(TAG, "httpget gtask_url failed"); Log.e(TAG, "httpget gtask_url failed");
return false; return false;
} }
return true; return true;
} }
// 获取行为ID
private int getActionId() { private int getActionId() {
return mActionId++; return mActionId++;
} }
// 实例化创建用于网络传输的对向使用HTTPpost类来创建并返回一个空的的对向
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");
httpPost.setHeader("AT", "1"); httpPost.setHeader("AT", "1");
return httpPost; return httpPost;
} }
// 获取响应的资源目录
private String getResponseContent(HttpEntity entity) throws IOException { private String getResponseContent(HttpEntity entity) throws IOException {
String contentEncoding = null; String contentEncoding = null;
// 荣国URL获得HttpEntity对象若返回值不为空则创建数据流获取返回对象
if (entity.getContentEncoding() != null) { if (entity.getContentEncoding() != null) {
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();
// Gzip为使用DEFLATE压缩数据的另一个压缩库
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) { if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
input = new GZIPInputStream(entity.getContent()); input = new GZIPInputStream(entity.getContent());
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) { }
// Deflate为一个无专利的无损数据压缩算法
else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
Inflater inflater = new Inflater(true); Inflater inflater = new Inflater(true);
input = new InflaterInputStream(entity.getContent(), inflater); input = new InflaterInputStream(entity.getContent(), inflater);
} }
try { try {
// 包装类,用于提高读取的运行效率
InputStreamReader isr = new InputStreamReader(input); InputStreamReader isr = new InputStreamReader(input);
BufferedReader br = new BufferedReader(isr); BufferedReader br = new BufferedReader(isr);
StringBuilder sb = new StringBuilder(); StringBuilder sb = new StringBuilder();
@ -322,7 +355,10 @@ public class GTaskClient {
input.close(); input.close();
} }
} }
/*
* jsonjsonjsontask
* jspostpostrequesttask_setGidtaskid
*/
private JSONObject postRequest(JSONObject js) throws NetworkFailureException { private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
if (!mLoggedin) { if (!mLoggedin) {
Log.e(TAG, "please login first"); Log.e(TAG, "please login first");
@ -360,6 +396,8 @@ public class GTaskClient {
} }
} }
// 创建单个任务传入task类的对象、使用json获取task中的内容并创建相应的jspost利用postRequest获得任务返回信
// 息并且使用task.setGid设置task的new_id
public void createTask(Task task) throws NetworkFailureException { public void createTask(Task task) throws NetworkFailureException {
commitUpdate(); commitUpdate();
try { try {
@ -385,7 +423,7 @@ public class GTaskClient {
throw new ActionFailureException("create task: handing jsonobject failed"); throw new ActionFailureException("create task: handing jsonobject failed");
} }
} }
// 创建任务列表设置tasklist_Gid
public void createTaskList(TaskList tasklist) throws NetworkFailureException { public void createTaskList(TaskList tasklist) throws NetworkFailureException {
commitUpdate(); commitUpdate();
try { try {
@ -411,7 +449,8 @@ public class GTaskClient {
throw new ActionFailureException("create tasklist: handing jsonobject failed"); throw new ActionFailureException("create tasklist: handing jsonobject failed");
} }
} }
// 提交更新使用JSONobject进行存储使用jsPost.putPut的信息包括UpdateArray和ClientVersion使用
// postRequest发送这个jspost,进行处理
public void commitUpdate() throws NetworkFailureException { public void commitUpdate() throws NetworkFailureException {
if (mUpdateArray != null) { if (mUpdateArray != null) {
try { try {
@ -432,7 +471,7 @@ public class GTaskClient {
} }
} }
} }
// 添加更新事项,通过调用 commitUpdate()实现
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
@ -446,7 +485,9 @@ public class GTaskClient {
mUpdateArray.put(node.getUpdateAction(getActionId())); mUpdateArray.put(node.getUpdateAction(getActionId()));
} }
} }
// 移动task至不同的任务列表中去通过getgid获取所属不同任务列表的gid通过
// JSONObject.put(String name, Object value)函数设置移动后的task的相关属性值从而达到移动的目的
// 最后通过postRequest进行更新后的任务列表的发送
public void moveTask(Task task, TaskList preParent, TaskList curParent) public void moveTask(Task task, TaskList preParent, TaskList curParent)
throws NetworkFailureException { throws NetworkFailureException {
commitUpdate(); commitUpdate();
@ -463,6 +504,7 @@ 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());
@ -472,6 +514,7 @@ public class GTaskClient {
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 +529,7 @@ public class GTaskClient {
} }
} }
//删除操作节点利用JSON删除后使用postRequest发送删除后的结果
public void deleteNode(Node node) throws NetworkFailureException { public void deleteNode(Node node) throws NetworkFailureException {
commitUpdate(); commitUpdate();
try { try {
@ -494,6 +538,7 @@ public class GTaskClient {
// action_list // action_list
node.setDeleted(true); node.setDeleted(true);
// 这里会获取到删除操作的ID加入到actionLiast中
actionList.put(node.getUpdateAction(getActionId())); actionList.put(node.getUpdateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
@ -508,7 +553,8 @@ public class GTaskClient {
throw new ActionFailureException("delete node: handing jsonobject failed"); throw new ActionFailureException("delete node: handing jsonobject failed");
} }
} }
//获取任务列表首先通过GetURL使用getResponseContent联网获取数据然后筛选出"_setup("到)}</script>的部分,
// 并且从中获取GTASK_JSON_LISTS的内容返回
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 +567,7 @@ public class GTaskClient {
response = mHttpClient.execute(httpGet); response = mHttpClient.execute(httpGet);
// get the task list // get the task list
// 获取任务列表并存储进jsString中
String resString = getResponseContent(response.getEntity()); String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup("; String jsBegin = "_setup(";
String jsEnd = ")}</script>"; String jsEnd = ")}</script>";
@ -547,6 +594,7 @@ public class GTaskClient {
} }
} }
// 通过传入的TASKList的gid,从网络上获取相应属于这个任务列表的任务
public JSONArray getTaskList(String listGid) throws NetworkFailureException { public JSONArray getTaskList(String listGid) throws NetworkFailureException {
commitUpdate(); commitUpdate();
try { try {
@ -558,6 +606,7 @@ 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());
// 设置为传入的listGid
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid); action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid);
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false); action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false);
actionList.put(action); actionList.put(action);
@ -578,7 +627,7 @@ public class GTaskClient {
public Account getSyncAccount() { public Account getSyncAccount() {
return mAccount; return mAccount;
} }
// 重装更新后的内容
public void resetUpdateArray() { public void resetUpdateArray() {
mUpdateArray = null; mUpdateArray = null;
} }

@ -86,33 +86,44 @@ public class GTaskManager {
private HashMap<String, Long> mGidToNid; private HashMap<String, Long> mGidToNid;
private HashMap<Long, String> mNidToGid; private HashMap<Long, String> mNidToGid;
// 初始化Google任务管理器的函数
private GTaskManager() { private GTaskManager() {
// 初始化同步状态为未执行
mSyncing = false; mSyncing = false;
// 全局状态标识为可执行
mCancelled = false; mCancelled = false;
// java泛型类用于创建一个用类作为参数的类
mGTaskListHashMap = new HashMap<String, TaskList>(); mGTaskListHashMap = new HashMap<String, TaskList>();
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>();
// 将Gid转换为Noteid通过哈希表建立映射
mGidToNid = new HashMap<String, Long>(); mGidToNid = new HashMap<String, Long>();
// 将Noteid转换为Gid通过哈希表建立映射
mNidToGid = new HashMap<Long, String>(); mNidToGid = new HashMap<Long, String>();
} }
// synchronizedy语言级同步用于表述该方法可能运行于多线程环境之下
// 该方法用于初始化mInstance
// @return GTaskManager
public static synchronized GTaskManager getInstance() { public static synchronized GTaskManager getInstance() {
if (mInstance == null) { if (mInstance == null) {
mInstance = new GTaskManager(); mInstance = new GTaskManager();
} }
return mInstance; return mInstance;
} }
// synchronizedy语言级同步用于表述该方法可能运行于多线程环境之下
public synchronized void setActivityContext(Activity activity) { public synchronized void setActivityContext(Activity activity) {
// used for getting authtoken // used for getting authtoken
mActivity = activity; mActivity = activity;
} }
// 用于本地化和远端同步的方法
// @param context-----获取上下文
// @param assyncTask-----用于同步的异步操作类
// @return int
public int sync(Context context, GTaskASyncTask asyncTask) { public int sync(Context context, GTaskASyncTask asyncTask) {
if (mSyncing) { if (mSyncing) {
// 创建同步的日志文件
Log.d(TAG, "Sync is in progress"); Log.d(TAG, "Sync is in progress");
return STATE_SYNC_IN_PROGRESS; return STATE_SYNC_IN_PROGRESS;
} }
@ -128,11 +139,14 @@ public class GTaskManager {
mNidToGid.clear(); mNidToGid.clear();
try { try {
// 创建用户机实例
GTaskClient client = GTaskClient.getInstance(); GTaskClient client = GTaskClient.getInstance();
// JSON类型用于置空NULL
client.resetUpdateArray(); client.resetUpdateArray();
// login google task // login google task
if (!mCancelled) { if (!mCancelled) {
// 谷歌登录操作,若非则抛出登陆失败异常
if (!client.login(mActivity)) { if (!client.login(mActivity)) {
throw new NetworkFailureException("login google task failed"); throw new NetworkFailureException("login google task failed");
} }
@ -140,14 +154,17 @@ 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));
// 将谷歌上获取的JSONTasklist转换为本地Tasklist
initGTaskList(); initGTaskList();
// 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();
// 抓取网络异常并创建调试日志抛出error
} catch (NetworkFailureException e) { } catch (NetworkFailureException e) {
Log.e(TAG, e.toString()); Log.e(TAG, e.toString());
return STATE_NETWORK_ERROR; return STATE_NETWORK_ERROR;
// 抓取操作异常并创建调试日志抛出error
} catch (ActionFailureException e) { } catch (ActionFailureException e) {
Log.e(TAG, e.toString()); Log.e(TAG, e.toString());
return STATE_INTERNAL_ERROR; return STATE_INTERNAL_ERROR;
@ -167,32 +184,44 @@ public class GTaskManager {
return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS; return mCancelled ? STATE_SYNC_CANCELLED : STATE_SUCCESS;
} }
// 初始化GTaskList获取Google上JSONTaskList并转换为本地TaskList
// 将获取的数据储存在mMetaListmGTaskListHashMapMGTaskHashmap中
// @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();
try { try {
// Json对象是子元素的无序集合相当于创建一个Map对象
// bantouyan-json库对Json对象的抽象概念提供操纵json对象的各种方法
// 其格式为("key1": value1,"key2": value2...)key为字符串
// ajax请求不刷新页面因此配合js可实现局部刷新所以json常用作异步请求返回对象使用
JSONArray jsTaskLists = client.getTaskLists(); JSONArray jsTaskLists = client.getTaskLists();
// init meta list first // init meta list first
// TaskList类型
mMetaList = null; mMetaList = null;
for (int i = 0; i < jsTaskLists.length(); i++) { for (int i = 0; i < jsTaskLists.length(); i++) {
// JSONObject与JSONArray一个为对象一个为数组。此处取出单个JSONObject
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);
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)) { // MetaList为元表此处为初始化TaskList
mMetaList = new TaskList(); mMetaList = new TaskList();
// 由远端JSON获取对象信息
mMetaList.setContentByRemoteJSON(object); mMetaList.setContentByRemoteJSON(object);
// load meta data // load meta data
// 获取用户端的TaskList的gid
JSONArray jsMetas = client.getTaskList(gid); JSONArray jsMetas = client.getTaskList(gid);
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();
metaData.setContentByRemoteJSON(object); metaData.setContentByRemoteJSON(object);
// 判断值是否值得存储为否则不加入mMetaList
if (metaData.isWorthSaving()) { if (metaData.isWorthSaving()) {
mMetaList.addChildTask(metaData); mMetaList.addChildTask(metaData);
if (metaData.getGid() != null) { if (metaData.getGid() != null) {
@ -214,18 +243,21 @@ 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);
// 通过GetString传入本地某标志数据的名称获取其在远端的名称
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.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)) {
// 由本地tasklist获取内容用于和远端同步
TaskList tasklist = new TaskList(); TaskList tasklist = new TaskList();
tasklist.setContentByRemoteJSON(object); tasklist.setContentByRemoteJSON(object);
mGTaskListHashMap.put(gid, tasklist); mGTaskListHashMap.put(gid, tasklist);
mGTaskHashMap.put(gid, tasklist); mGTaskHashMap.put(gid, tasklist);
// load tasks // load tasks
// 加载tasks
JSONArray jsTasks = client.getTaskList(gid); JSONArray jsTasks = client.getTaskList(gid);
for (int j = 0; j < jsTasks.length(); j++) { for (int j = 0; j < jsTasks.length(); j++) {
object = (JSONObject) jsTasks.getJSONObject(j); object = (JSONObject) jsTasks.getJSONObject(j);
@ -246,7 +278,8 @@ public class GTaskManager {
throw new ActionFailureException("initGTaskList: handing JSONObject failed"); throw new ActionFailureException("initGTaskList: handing JSONObject failed");
} }
} }
// 本地内容同步操作
// @throw NetWorkFailureException
private void syncContent() throws NetworkFailureException { private void syncContent() throws NetworkFailureException {
int syncType; int syncType;
Cursor c = null; Cursor c = null;
@ -300,6 +333,7 @@ public class GTaskManager {
gid = c.getString(SqlNote.GTASK_ID_COLUMN); gid = c.getString(SqlNote.GTASK_ID_COLUMN);
node = mGTaskHashMap.get(gid); node = mGTaskHashMap.get(gid);
if (node != null) { if (node != null) {
// 通过哈希表获取gid
mGTaskHashMap.remove(gid); mGTaskHashMap.remove(gid);
mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN)); mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN));
mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid); mNidToGid.put(c.getLong(SqlNote.ID_COLUMN), gid);
@ -350,7 +384,7 @@ public class GTaskManager {
} }
} }
// 同步文件夹
private void syncFolder() throws NetworkFailureException { private void syncFolder() throws NetworkFailureException {
Cursor c = null; Cursor c = null;
String gid; String gid;
@ -475,7 +509,7 @@ public class GTaskManager {
if (!mCancelled) if (!mCancelled)
GTaskClient.getInstance().commitUpdate(); GTaskClient.getInstance().commitUpdate();
} }
// 为同步类型分类
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;
@ -521,7 +555,7 @@ public class GTaskManager {
throw new ActionFailureException("unkown sync action type"); throw new ActionFailureException("unkown sync action type");
} }
} }
// 本地增加新的Node
private void addLocalNode(Node node) throws NetworkFailureException { private void addLocalNode(Node node) throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
@ -595,7 +629,7 @@ public class GTaskManager {
// update meta // update meta
updateRemoteMeta(node.getGid(), sqlNote); updateRemoteMeta(node.getGid(), sqlNote);
} }
// 更新本地Node
private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException { private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
@ -618,12 +652,12 @@ public class GTaskManager {
// update meta info // update meta info
updateRemoteMeta(node.getGid(), sqlNote); updateRemoteMeta(node.getGid(), sqlNote);
} }
// 添加远端node
private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException { private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
} }
// 从本地数据库中获取内容
SqlNote sqlNote = new SqlNote(mContext, c); SqlNote sqlNote = new SqlNote(mContext, c);
Node n; Node n;
@ -637,8 +671,9 @@ public class GTaskManager {
Log.e(TAG, "cannot find task's parent tasklist"); Log.e(TAG, "cannot find task's parent tasklist");
throw new ActionFailureException("cannot add remote task"); throw new ActionFailureException("cannot add remote task");
} }
// 在本地生成的GTaskList中添加子节点
mGTaskListHashMap.get(parentGid).addChildTask(task); mGTaskListHashMap.get(parentGid).addChildTask(task);
// 登录远端服务器创建task
GTaskClient.getInstance().createTask(task); GTaskClient.getInstance().createTask(task);
n = (Node) task; n = (Node) task;
@ -655,7 +690,7 @@ public class GTaskManager {
folderName += GTaskStringUtils.FOLDER_CALL_NOTE; folderName += GTaskStringUtils.FOLDER_CALL_NOTE;
else else
folderName += sqlNote.getSnippet(); folderName += sqlNote.getSnippet();
// 迭代器通过统一接口迭代所有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();
@ -691,7 +726,7 @@ public class GTaskManager {
mGidToNid.put(n.getGid(), sqlNote.getId()); mGidToNid.put(n.getGid(), sqlNote.getId());
mNidToGid.put(sqlNote.getId(), n.getGid()); mNidToGid.put(sqlNote.getId(), n.getGid());
} }
// 更新远端node
private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException { private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
@ -709,15 +744,17 @@ public class GTaskManager {
// move task if necessary // move task if necessary
if (sqlNote.isNoteType()) { if (sqlNote.isNoteType()) {
Task task = (Task) node; Task task = (Task) node;
// preParentList通过node获取的父节点列表
TaskList preParentList = task.getParent(); TaskList preParentList = task.getParent();
// 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
String curParentGid = mNidToGid.get(sqlNote.getParentId()); String curParentGid = mNidToGid.get(sqlNote.getParentId());
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");
} }
// 通过HashMap找到对应Gid的TaskList
TaskList curParentList = mGTaskListHashMap.get(curParentGid); TaskList curParentList = mGTaskListHashMap.get(curParentGid);
// 判断父上一个节点是否与本节点相符,用于更新操作
if (preParentList != curParentList) { if (preParentList != curParentList) {
preParentList.removeChildTask(task); preParentList.removeChildTask(task);
curParentList.addChildTask(task); curParentList.addChildTask(task);
@ -729,7 +766,7 @@ public class GTaskManager {
sqlNote.resetLocalModified(); sqlNote.resetLocalModified();
sqlNote.commit(true); sqlNote.commit(true);
} }
// 升级远程meta
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);
@ -745,7 +782,7 @@ public class GTaskManager {
} }
} }
} }
// 刷新本地syncid以对应更改后的对象
private void refreshLocalSyncId() throws NetworkFailureException { private void refreshLocalSyncId() throws NetworkFailureException {
if (mCancelled) { if (mCancelled) {
return; return;
@ -769,8 +806,10 @@ public class GTaskManager {
Node node = mGTaskHashMap.get(gid); Node node = mGTaskHashMap.get(gid);
if (node != null) { if (node != null) {
mGTaskHashMap.remove(gid); mGTaskHashMap.remove(gid);
// 在ContentValues中创建键值对。准备通过contentResolver写入数据
ContentValues values = new ContentValues(); ContentValues values = new ContentValues();
values.put(NoteColumns.SYNC_ID, node.getLastModified()); values.put(NoteColumns.SYNC_ID, node.getLastModified());
// 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。
mContentResolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mContentResolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI,
c.getLong(SqlNote.ID_COLUMN)), values, null, null); c.getLong(SqlNote.ID_COLUMN)), values, null, null);
} else { } else {

@ -16,6 +16,23 @@
package net.micode.notes.gtask.remote; 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()
*/
import android.app.Activity; import android.app.Activity;
import android.app.Service; import android.app.Service;
import android.content.Context; import android.content.Context;
@ -41,7 +58,7 @@ public class GTaskSyncService extends Service {
private static GTaskASyncTask mSyncTask = null; private static GTaskASyncTask mSyncTask = null;
private static String mSyncProgress = ""; private static String mSyncProgress = "";
// 开始进行一个同的步
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() {
@ -52,6 +69,7 @@ public class GTaskSyncService extends Service {
} }
}); });
sendBroadcast(""); sendBroadcast("");
// 该函数主打的是一个让任务以单线程队列或者线程池队列方式运行
mSyncTask.execute(); mSyncTask.execute();
} }
} }
@ -63,6 +81,7 @@ public class GTaskSyncService extends Service {
} }
@Override @Override
// 对Service进行一个初始化
public void onCreate() { public void onCreate() {
mSyncTask = null; mSyncTask = null;
} }
@ -71,6 +90,7 @@ public class GTaskSyncService extends Service {
public int onStartCommand(Intent intent, int flags, int startId) { public int onStartCommand(Intent intent, int flags, int startId) {
Bundle bundle = intent.getExtras(); Bundle bundle = intent.getExtras();
if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) { if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) {
// 对于开始同步和取消同步分情况表示
switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) { switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) {
case ACTION_START_SYNC: case ACTION_START_SYNC:
startSync(); startSync();
@ -92,26 +112,28 @@ public class GTaskSyncService extends Service {
mSyncTask.cancelSync(); mSyncTask.cancelSync();
} }
} }
// 重制客户端的服务绑定
public IBinder onBind(Intent intent) { public IBinder onBind(Intent intent) {
return null; return null;
} }
public void sendBroadcast(String msg) { public void sendBroadcast(String msg) {
mSyncProgress = msg; mSyncProgress = msg;
// 创建新的新意图
Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME); Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME);
intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null); intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null);
intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg); intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg);
sendBroadcast(intent); sendBroadcast(intent);
} }
// 对同步进行一个开始
public static void startSync(Activity activity) { public static void startSync(Activity activity) {
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);
// 发送通知
activity.startService(intent); activity.startService(intent);
} }
// 对同步进行一个取消
public static void cancelSync(Context context) { public static void cancelSync(Context context) {
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);

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