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Merge branch 'master' of https://bdgit.educoder.net/pycalf7qb/MINOTES into GAOYUAN_BRANCH

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# Conflicts:
#	src/data/Contact.java
#	src/data/NotesDatabaseHelper.java
#	src/data/NotesProvider.java
GAOYUAN_BRANCH
高源 2 years ago
parent 510c5e457b 17cc1b00f6
commit 30179b6ac6
26 changed files with 1505 additions and 771 deletions
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doc/小米便签开源代码的泛读报告.docx
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48
src/data/Contact.java
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@ -25,6 +25,7 @@ import android.util.Log;
import java.util.HashMap;
<<<<<<< HEAD
<<<<<<< HEAD
<<<<<<< HEAD:app/src/main/java/net/micode/notes/data/Contact.java
public class Contact {
@ -40,12 +41,18 @@ public class Contact {
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
=======
public class Contact { // 定义连接类
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'
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
private static final String CALLER_ID_SELECTION = "PHONE_NUMBERS_EQUAL(" + Phone.NUMBER
+ ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'"
+ " AND " + Data.RAW_CONTACT_ID + " IN "
+ ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'"
+ " AND " + Data.RAW_CONTACT_ID + " IN "
+ "(SELECT raw_contact_id "
+ " FROM phone_lookup"
<<<<<<< HEAD
+ " WHERE min_match = '+')"; //SQL语句
public static String getContact(Context context, String phoneNumber) { //获取连接
@ -80,6 +87,43 @@ public class Contact {
} else {
Log.d(TAG, "No contact matched with number:" + phoneNumber); //日志记录信息
return null; //没找到，返回NULL
=======
+ " WHERE min_match = '+')"; // SQL语句
public static String getContact(Context context, String phoneNumber) { // 获取连接
if (sContactCache == null) {
sContactCache = new HashMap<String, String>(); // 连接哈希表为空时创建连接哈希表
}
if (sContactCache.containsKey(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("+",
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber)); // 将电话号码进行函数处理并代替'+'符号
Cursor cursor = context.getContentResolver().query( // 用于查询的结果集
Data.CONTENT_URI, // 通话记录uri
new String[] { Phone.DISPLAY_NAME },
selection,
new String[] { phoneNumber },
null); // 查询指定号码相关联系人名字
if (cursor != null && cursor.moveToFirst()) {
try { // 有结果时
String name = cursor.getString(0); // 获取联系人名字
sContactCache.put(phoneNumber, name); // 缓存电话号码与联系人名字
return name;
} catch (IndexOutOfBoundsException e) {
Log.e(TAG, " Cursor get string error " + e.toString()); // 日志记录信息
return null;
} finally {
cursor.close(); // 关闭结果集
}
} else {
Log.d(TAG, "No contact matched with number:" + phoneNumber); // 日志记录信息
return null; // 没找到，返回NULL
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
}
}
}

559
src/data/Notes.java
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@ -17,263 +17,326 @@
package net.micode.notes.data;
import android.net.Uri;
public class Notes { //定义类，为模块的其他类提供变量定义
public static final String AUTHORITY = "micode_notes"; //设置AUTHORITY
public static final String TAG = "Notes"; //设置TAG
public static final int TYPE_NOTE = 0;
public static final int TYPE_FOLDER = 1;
public static final int TYPE_SYSTEM = 2;
/**
* Following IDs are system folders' identifiers
* {@link Notes#ID_ROOT_FOLDER } is default folder
* {@link Notes#ID_TEMPARAY_FOLDER } is for notes belonging no folder
* {@link Notes#ID_CALL_RECORD_FOLDER} is to store call records
*/
public static final int ID_ROOT_FOLDER = 0;
public static final int ID_TEMPARAY_FOLDER = -1;
public static final int ID_CALL_RECORD_FOLDER = -2;
public static final int ID_TRASH_FOLER = -3;
public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date";
public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id";
public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id";
public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type";
public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id";
public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date";
public static final int TYPE_WIDGET_INVALIDE = -1;
public static final int TYPE_WIDGET_2X = 0;
public static final int TYPE_WIDGET_4X = 1;
public static class DataConstants { //获取记录
public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;
}
/**
* Uri to query all notes and folders
*/
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");//查询所有笔记与文件的uri
/**
* Uri to query data
*/
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");//查询数据的uri
public interface NoteColumns { //定义便签变量接口
/**
* The unique ID for a row
* <P> Type: INTEGER (long) </P>
*/
public static final String ID = "_id";
/**
* The parent's id for note or folder
* <P> Type: INTEGER (long) </P>
*/
public static final String PARENT_ID = "parent_id"; //父文件夹的id
/**
* Created data for note or folder
* <P> Type: INTEGER (long) </P>
*/
public static final String CREATED_DATE = "created_date"; //表示文件夹或便签创建日期
/**
* Latest modified date
* <P> Type: INTEGER (long) </P>
*/
public static final String MODIFIED_DATE = "modified_date"; //便签的最新的修改日期
/**
* Alert date
* <P> Type: INTEGER (long) </P>
*/
public static final String ALERTED_DATE = "alert_date"; //提醒日期
/**
* Folder's name or text content of note
* <P> Type: TEXT </P>
*/
public static final String SNIPPET = "snippet"; //文件夹名称或便签内容
/**
* Note's widget id
* <P> Type: INTEGER (long) </P>
*/
public static final String WIDGET_ID = "widget_id"; //便签的widget的id
/**
* Note's widget type
* <P> Type: INTEGER (long) </P>
*/
public static final String WIDGET_TYPE = "widget_type"; //便签widget的类型
/**
* Note's background color's id
* <P> Type: INTEGER (long) </P>
*/
public static final String BG_COLOR_ID = "bg_color_id"; //背景颜色代号
/**
* For text note, it doesn't has attachment, for multi-media
* note, it has at least one attachment
* <P> Type: INTEGER </P>
*/
public static final String HAS_ATTACHMENT = "has_attachment";
/**
* Folder's count of notes
* <P> Type: INTEGER (long) </P>
*/
public static final String NOTES_COUNT = "notes_count"; //文件夹内的便签数
/**
* The file type: folder or note
* <P> Type: INTEGER </P>
*/
public static final String TYPE = "type"; //文件类型，是文件夹或便签
/**
* The last sync id
* <P> Type: INTEGER (long) </P>
*/
public static final String SYNC_ID = "sync_id"; //最后一次同步id
/**
* Sign to indicate local modified or not
* <P> Type: INTEGER </P>
*/
public static final String LOCAL_MODIFIED = "local_modified"; //本地修改名称标识
/**
* Original parent id before moving into temporary folder
* <P> Type : INTEGER </P>
*/
public static final String ORIGIN_PARENT_ID = "origin_parent_id"; //移动文件时文件的前父类文件夹
/**
* The gtask id
* <P> Type : TEXT </P>
*/
public static final String GTASK_ID = "gtask_id";
/**
* The version code
* <P> Type : INTEGER (long) </P>
*/
public static final String VERSION = "version"; //版本名称
}
public interface DataColumns { //定义数据变量接口
/**
* The unique ID for a row
* <P> Type: INTEGER (long) </P>
*/
public static final String ID = "_id";
/**
* The MIME type of the item represented by this row.
* <P> Type: Text </P>
*/
public static final String MIME_TYPE = "mime_type";
public class Notes { // 定义类，给模块的其他类提供变量定义
public static final String AUTHORITY = "micode_notes"; // 设置AUTHORITY
public static final String TAG = "Notes"; // 设置TAG
public static final int TYPE_NOTE = 0;
public static final int TYPE_FOLDER = 1;
public static final int TYPE_SYSTEM = 2;
/**
* The reference id to note that this data belongs to
* <P> Type: INTEGER (long) </P>
* Following IDs are system folders' identifiers
* {@link Notes#ID_ROOT_FOLDER } is default folder
* {@link Notes#ID_TEMPARAY_FOLDER } is for notes belonging no folder
* {@link Notes#ID_CALL_RECORD_FOLDER} is to store call records
*/
public static final String NOTE_ID = "note_id"; //便签名称
public static final int ID_ROOT_FOLDER = 0;
public static final int ID_TEMPARAY_FOLDER = -1;
public static final int ID_CALL_RECORD_FOLDER = -2;
public static final int ID_TRASH_FOLER = -3;
public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date";
public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id";
public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id";
public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type";
public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id";
public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date";
public static final int TYPE_WIDGET_INVALIDE = -1;
public static final int TYPE_WIDGET_2X = 0;
public static final int TYPE_WIDGET_4X = 1;
public static class DataConstants { // 获取记录
public static final String NOTE = TextNote.CONTENT_ITEM_TYPE;
public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE;
}
/**
* Created data for note or folder
* <P> Type: INTEGER (long) </P>
* Uri to query all notes and folders
*/
public static final String CREATED_DATE = "created_date"; //创建文件夹或者便签的名称
public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");// 查询所有笔记与文件的uri
/**
* Latest modified date
* <P> Type: INTEGER (long) </P>
* Uri to query data
*/
public static final String MODIFIED_DATE = "modified_date"; //最后修改日期
/**
* Data's content
* <P> Type: TEXT </P>
*/
public static final String CONTENT = "content"; //便签内容数据
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* integer data type
* <P> Type: INTEGER </P>
*/
public static final String DATA1 = "data1"; //不同类型的通用数据列，用于可能的存储与查找
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* integer data type
* <P> Type: INTEGER </P>
*/
public static final String DATA2 = "data2";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P> Type: TEXT </P>
*/
public static final String DATA3 = "data3";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P> Type: TEXT </P>
*/
public static final String DATA4 = "data4";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P> Type: TEXT </P>
*/
public static final String DATA5 = "data5";
}
public static final class TextNote implements DataColumns {
/**
* Mode to indicate the text in check list mode or not
* <P> Type: Integer 1:check list mode 0: normal mode </P> //1为列表检查模式，0为普通模式
*/
public static final String MODE = DATA1; //模式
public static final int MODE_CHECK_LIST = 1; //列表检查模式
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");//访问数据表uri
}
public static final class CallNote implements DataColumns {
/**
* Call date for this record
* <P> Type: INTEGER (long) </P>
*/
public static final String CALL_DATE = DATA1; //呼叫数据
/**
* Phone number for this record
* <P> Type: TEXT </P>
*/
public static final String PHONE_NUMBER = DATA3; //呼叫号码
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");// 查询数据的uri
public interface NoteColumns { // 定义便签变量接口
/**
* The unique ID for a row
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String ID = "_id";
/**
* The parent's id for note or folder
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String PARENT_ID = "parent_id"; // 父文件夹的id
/**
* Created data for note or folder
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String CREATED_DATE = "created_date"; // 表示文件夹或便签创建日期
/**
* Latest modified date
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String MODIFIED_DATE = "modified_date"; // 便签的最新的修改日期
/**
* Alert date
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String ALERTED_DATE = "alert_date"; // 提醒日期
/**
* Folder's name or text content of note
* <P>
* Type: TEXT
* </P>
*/
public static final String SNIPPET = "snippet"; // 文件夹名称或便签内容
/**
* Note's widget id
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String WIDGET_ID = "widget_id"; // 便签的widget的id
/**
* Note's widget type
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String WIDGET_TYPE = "widget_type"; // 便签widget的类型
/**
* Note's background color's id
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String BG_COLOR_ID = "bg_color_id"; // 背景颜色代号
/**
* For text note, it doesn't has attachment, for multi-media
* note, it has at least one attachment
* <P>
* Type: INTEGER
* </P>
*/
public static final String HAS_ATTACHMENT = "has_attachment";
/**
* Folder's count of notes
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String NOTES_COUNT = "notes_count"; // 文件夹内的便签数
/**
* The file type: folder or note
* <P>
* Type: INTEGER
* </P>
*/
public static final String TYPE = "type"; // 文件类型，是文件夹或便签
/**
* The last sync id
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String SYNC_ID = "sync_id"; // 最后一次同步id
/**
* Sign to indicate local modified or not
* <P>
* Type: INTEGER
* </P>
*/
public static final String LOCAL_MODIFIED = "local_modified"; // 本地修改名称标识
/**
* Original parent id before moving into temporary folder
* <P>
* Type : INTEGER
* </P>
*/
public static final String ORIGIN_PARENT_ID = "origin_parent_id"; // 移动文件时文件的前父类文件夹
/**
* The gtask id
* <P>
* Type : TEXT
* </P>
*/
public static final String GTASK_ID = "gtask_id";
/**
* The version code
* <P>
* Type : INTEGER (long)
* </P>
*/
public static final String VERSION = "version"; // 版本名称
}
public interface DataColumns { // 定义数据变量接口
/**
* The unique ID for a row
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String ID = "_id";
/**
* The MIME type of the item represented by this row.
* <P>
* Type: Text
* </P>
*/
public static final String MIME_TYPE = "mime_type";
/**
* The reference id to note that this data belongs to
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String NOTE_ID = "note_id"; // 便签名称
/**
* Created data for note or folder
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String CREATED_DATE = "created_date"; // 创建文件夹或者便签的名称
/**
* Latest modified date
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String MODIFIED_DATE = "modified_date"; // 最后修改日期
/**
* Data's content
* <P>
* Type: TEXT
* </P>
*/
public static final String CONTENT = "content"; // 便签内容数据
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* integer data type
* <P>
* Type: INTEGER
* </P>
*/
public static final String DATA1 = "data1"; // 不同类型的通用数据列，用于可能的存储与查找
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* integer data type
* <P>
* Type: INTEGER
* </P>
*/
public static final String DATA2 = "data2";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P>
* Type: TEXT
* </P>
*/
public static final String DATA3 = "data3";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P>
* Type: TEXT
* </P>
*/
public static final String DATA4 = "data4";
/**
* Generic data column, the meaning is {@link #MIMETYPE} specific, used for
* TEXT data type
* <P>
* Type: TEXT
* </P>
*/
public static final String DATA5 = "data5";
}
public static final class TextNote implements DataColumns {
/**
* Mode to indicate the text in check list mode or not
* <P>
* Type: Integer 1:check list mode 0: normal mode
* </P>
* //1为列表检查模式，0为普通模式
*/
public static final String MODE = DATA1; // 模式
public static final int MODE_CHECK_LIST = 1; // 列表检查模式
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note";
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note");// 访问数据表uri
}
public static final class CallNote implements DataColumns {
/**
* Call date for this record
* <P>
* Type: INTEGER (long)
* </P>
*/
public static final String CALL_DATE = DATA1; // 呼叫数据
/**
* Phone number for this record
* <P>
* Type: TEXT
* </P>
*/
public static final String PHONE_NUMBER = DATA3; // 呼叫号码
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note";
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");// 访问电话记录uri
}
public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note");//访问电话记录uri
}
}

275
src/data/NotesDatabaseHelper.java
Unescape View File

@ -26,6 +26,7 @@ import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.DataConstants;
import net.micode.notes.data.Notes.NoteColumns;
<<<<<<< HEAD
//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
@ -81,10 +82,67 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
private static final String CREATE_DATA_NOTE_ID_INDEX_SQL =
"CREATE INDEX IF NOT EXISTS note_id_index ON " +
TABLE.DATA + "(" + DataColumns.NOTE_ID + ");"; //创建查询操作表索引，用于查找
=======
//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，易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
private static final int DB_VERSION = 4; // 数据库版本
public interface TABLE { // 定义一个数据库表接口
public static final String NOTE = "note"; // 便签名
public static final String DATA = "data"; // 便签数据
}
private static final String TAG = "NotesDatabaseHelper"; // 日志类型
private static NotesDatabaseHelper mInstance; // 创建NotesDatabaseHelper类对象
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 + "(" +
NoteColumns.ID + " INTEGER PRIMARY KEY," +
NoteColumns.PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.ALERTED_DATE + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.BG_COLOR_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.HAS_ATTACHMENT + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.NOTES_COUNT + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.SNIPPET + " TEXT NOT NULL DEFAULT ''," +
NoteColumns.TYPE + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.WIDGET_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.WIDGET_TYPE + " INTEGER NOT NULL DEFAULT -1," +
NoteColumns.SYNC_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.LOCAL_MODIFIED + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.ORIGIN_PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT ''," +
NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" +
")";
private static final String CREATE_DATA_TABLE_SQL = // 创建数据表的SQL语句
"CREATE TABLE " + TABLE.DATA + "(" +
DataColumns.ID + " INTEGER PRIMARY KEY," +
DataColumns.MIME_TYPE + " TEXT NOT NULL," +
DataColumns.NOTE_ID + " INTEGER NOT NULL DEFAULT 0," +
NoteColumns.CREATED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
NoteColumns.MODIFIED_DATE + " INTEGER NOT NULL DEFAULT (strftime('%s','now') * 1000)," +
DataColumns.CONTENT + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA1 + " INTEGER," +
DataColumns.DATA2 + " INTEGER," +
DataColumns.DATA3 + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA4 + " TEXT NOT NULL DEFAULT ''," +
DataColumns.DATA5 + " TEXT NOT NULL DEFAULT ''" +
")";
private static final String CREATE_DATA_NOTE_ID_INDEX_SQL = "CREATE INDEX IF NOT EXISTS note_id_index ON " +
TABLE.DATA + "(" + DataColumns.NOTE_ID + ");"; // 创建查询操作表索引，用于查找
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* Increase folder's note count when move note to the folder
*/
<<<<<<< HEAD
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_update "+
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
@ -93,10 +151,21 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" 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
=======
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER = "CREATE TRIGGER increase_folder_count_on_update "
+
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" 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
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* Decrease folder's note count when move note from folder
*/
<<<<<<< HEAD
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER decrease_folder_count_on_update " +
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
@ -106,10 +175,22 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0" + ";" +
" END"; //与上一个方法作用相反，统计旧的父文件夹便签数量
=======
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_UPDATE_TRIGGER = "CREATE TRIGGER decrease_folder_count_on_update "
+
" AFTER UPDATE OF " + NoteColumns.PARENT_ID + " ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0" + ";" +
" END"; // 与上一个方法作用相反，统计旧的父文件夹便签数量
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* Increase folder's note count when insert new note to the folder
*/
<<<<<<< HEAD
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER =
"CREATE TRIGGER increase_folder_count_on_insert " +
" AFTER INSERT ON " + TABLE.NOTE +
@ -118,10 +199,21 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END"; //创建便签时增加统计数量
=======
private static final String NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER = "CREATE TRIGGER increase_folder_count_on_insert "
+
" AFTER INSERT ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + " + 1" +
" WHERE " + NoteColumns.ID + "=new." + NoteColumns.PARENT_ID + ";" +
" END"; // 创建便签时增加统计数量
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* Decrease folder's note count when delete note from the folder
*/
<<<<<<< HEAD
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER =
"CREATE TRIGGER decrease_folder_count_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
@ -131,10 +223,22 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0;" +
" END"; //删除时减少数量
=======
private static final String NOTE_DECREASE_FOLDER_COUNT_ON_DELETE_TRIGGER = "CREATE TRIGGER decrease_folder_count_on_delete "
+
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN " +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.NOTES_COUNT + "=" + NoteColumns.NOTES_COUNT + "-1" +
" WHERE " + NoteColumns.ID + "=old." + NoteColumns.PARENT_ID +
" AND " + NoteColumns.NOTES_COUNT + ">0;" +
" END"; // 删除时减少数量
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* Update note's content when insert data with type {@link DataConstants#NOTE}
*/
<<<<<<< HEAD
private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER =
"CREATE TRIGGER update_note_content_on_insert " +
" AFTER INSERT ON " + TABLE.DATA +
@ -144,10 +248,23 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END"; //更新便签数据时更改table表内容
=======
private static final String DATA_UPDATE_NOTE_CONTENT_ON_INSERT_TRIGGER = "CREATE TRIGGER update_note_content_on_insert "
+
" AFTER INSERT ON " + TABLE.DATA +
" WHEN new." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END"; // 更新便签数据时更改table表内容
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* 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
*/
<<<<<<< HEAD
private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER =
"CREATE TRIGGER update_note_content_on_update " +
" AFTER UPDATE ON " + TABLE.DATA +
@ -157,10 +274,23 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END"; //改变便签数据时更改table表内容
=======
private static final String DATA_UPDATE_NOTE_CONTENT_ON_UPDATE_TRIGGER = "CREATE TRIGGER update_note_content_on_update "
+
" AFTER UPDATE ON " + TABLE.DATA +
" WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=new." + DataColumns.CONTENT +
" WHERE " + NoteColumns.ID + "=new." + DataColumns.NOTE_ID + ";" +
" END"; // 改变便签数据时更改table表内容
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* 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
*/
<<<<<<< HEAD
private static final String DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER =
"CREATE TRIGGER update_note_content_on_delete " +
" AFTER delete ON " + TABLE.DATA +
@ -170,10 +300,22 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" SET " + NoteColumns.SNIPPET + "=''" +
" WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" +
" END"; //删除便签数据时改变table表内容
=======
private static final String DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER = "CREATE TRIGGER update_note_content_on_delete "
+
" AFTER delete ON " + TABLE.DATA +
" WHEN old." + DataColumns.MIME_TYPE + "='" + DataConstants.NOTE + "'" +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.SNIPPET + "=''" +
" WHERE " + NoteColumns.ID + "=old." + DataColumns.NOTE_ID + ";" +
" END"; // 删除便签数据时改变table表内容
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* Delete datas belong to note which has been deleted
*/
<<<<<<< HEAD
private static final String NOTE_DELETE_DATA_ON_DELETE_TRIGGER =
"CREATE TRIGGER delete_data_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
@ -181,10 +323,19 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" DELETE FROM " + TABLE.DATA +
" WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" +
" END"; //删除便签时删除便签内容
=======
private static final String NOTE_DELETE_DATA_ON_DELETE_TRIGGER = "CREATE TRIGGER delete_data_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN" +
" DELETE FROM " + TABLE.DATA +
" WHERE " + DataColumns.NOTE_ID + "=old." + NoteColumns.ID + ";" +
" END"; // 删除便签时删除便签内容
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* Delete notes belong to folder which has been deleted
*/
<<<<<<< HEAD
private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER =
"CREATE TRIGGER folder_delete_notes_on_delete " +
" AFTER DELETE ON " + TABLE.NOTE +
@ -192,10 +343,20 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
" DELETE FROM " + TABLE.NOTE +
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END"; //删除文件夹时删除内部的便签
=======
private static final String FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER = "CREATE TRIGGER folder_delete_notes_on_delete "
+
" AFTER DELETE ON " + TABLE.NOTE +
" BEGIN" +
" DELETE FROM " + TABLE.NOTE +
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END"; // 删除文件夹时删除内部的便签
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* Move notes belong to folder which has been moved to trash folder
*/
<<<<<<< HEAD
private static final String FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER =
"CREATE TRIGGER folder_move_notes_on_trash " +
" AFTER UPDATE ON " + TABLE.NOTE +
@ -218,6 +379,29 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
}
private void reCreateNoteTableTriggers(SQLiteDatabase db) { //数据库对象DB
=======
private static final String FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER = "CREATE TRIGGER folder_move_notes_on_trash " +
" AFTER UPDATE ON " + TABLE.NOTE +
" WHEN new." + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER +
" BEGIN" +
" UPDATE " + TABLE.NOTE +
" SET " + NoteColumns.PARENT_ID + "=" + Notes.ID_TRASH_FOLER +
" WHERE " + NoteColumns.PARENT_ID + "=old." + NoteColumns.ID + ";" +
" END"; // 移动便签的父文件夹时便签也一起更改
public NotesDatabaseHelper(Context context) {
super(context, DB_NAME, null, DB_VERSION);
} // 创建一个数据库
public void createNoteTable(SQLiteDatabase db) {
db.execSQL(CREATE_NOTE_TABLE_SQL);
reCreateNoteTableTriggers(db); // 重新创建触发器
createSystemFolder(db); // 创建系统文件夹
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) { // 数据库对象DB
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
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_delete");
@ -233,17 +417,28 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
db.execSQL(NOTE_INCREASE_FOLDER_COUNT_ON_INSERT_TRIGGER);
db.execSQL(FOLDER_DELETE_NOTES_ON_DELETE_TRIGGER);
db.execSQL(FOLDER_MOVE_NOTES_ON_TRASH_TRIGGER);
<<<<<<< HEAD
} //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) { //创建系统级文件夹
ContentValues values = new ContentValues(); //为字典类创建对象
=======
} // 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) { // 创建系统级文件夹
ContentValues values = new ContentValues(); // 为字典类创建对象
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* call record foler for call notes
*/
values.put(NoteColumns.ID, Notes.ID_CALL_RECORD_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
<<<<<<< HEAD
db.insert(TABLE.NOTE, null, values); //为通讯便签创建记录文件夹，并添加键值对
=======
db.insert(TABLE.NOTE, null, values); // 为通讯便签创建记录文件夹，并添加键值对
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* root folder which is default folder
@ -251,7 +446,11 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
values.clear();
values.put(NoteColumns.ID, Notes.ID_ROOT_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
<<<<<<< HEAD
db.insert(TABLE.NOTE, null, values); //创建根文件夹，是默认的、最终的父文件夹
=======
db.insert(TABLE.NOTE, null, values); // 创建根文件夹，是默认的、最终的父文件夹
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* temporary folder which is used for moving note
@ -259,7 +458,11 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
values.clear();
values.put(NoteColumns.ID, Notes.ID_TEMPARAY_FOLDER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
<<<<<<< HEAD
db.insert(TABLE.NOTE, null, values); //为移动中的便签创建的临时文件夹
=======
db.insert(TABLE.NOTE, null, values); // 为移动中的便签创建的临时文件夹
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* create trash folder
@ -267,6 +470,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
values.clear();
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
<<<<<<< HEAD
db.insert(TABLE.NOTE, null, values); //创建垃圾桶
}
@ -285,6 +489,26 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
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_DELETE_TRIGGER); //重新创建被删除的触发器
=======
db.insert(TABLE.NOTE, null, values); // 创建垃圾桶
}
public void createDataTable(SQLiteDatabase db) { // 创建数据表
db.execSQL(CREATE_DATA_TABLE_SQL); // SQL输入保存的语句
reCreateDataTableTriggers(db);
db.execSQL(CREATE_DATA_NOTE_ID_INDEX_SQL);
Log.d(TAG, "data table has been created"); // 日志记录
}
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_update");
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_UPDATE_TRIGGER);
db.execSQL(DATA_UPDATE_NOTE_CONTENT_ON_DELETE_TRIGGER); // 重新创建被删除的触发器
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
}
static synchronized NotesDatabaseHelper getInstance(Context context) {
@ -292,6 +516,7 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
mInstance = new NotesDatabaseHelper(context);
}
return mInstance;
<<<<<<< HEAD
} //静态同步方法，用于返回NotesDatabaseHelper的对象实例mInstance
@Override
@ -302,6 +527,18 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { //用于检查并升级数据库版本
=======
} // 静态同步方法，用于返回NotesDatabaseHelper的对象实例mInstance
@Override
public void onCreate(SQLiteDatabase db) {
createNoteTable(db); // 创建便签表
createDataTable(db); // 创建数据表
} // 用于初始化表
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { // 用于检查并升级数据库版本
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
boolean reCreateTriggers = false;
boolean skipV2 = false;
@ -309,22 +546,36 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
upgradeToV2(db);
skipV2 = true; // this upgrade including the upgrade from v2 to v3
oldVersion++;
<<<<<<< HEAD
} //检测到版本为1，升级版本
if (oldVersion == 2 && !skipV2) {
upgradeToV3(db);
reCreateTriggers = true; //重建触发器标志
oldVersion++; //检测到版本为2，升级版本
=======
} // 检测到版本为1，升级版本
if (oldVersion == 2 && !skipV2) {
upgradeToV3(db);
reCreateTriggers = true; // 重建触发器标志
oldVersion++; // 检测到版本为2，升级版本
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
}
if (oldVersion == 3) {
upgradeToV4(db);
oldVersion++;
<<<<<<< HEAD
} //检测到版本为3，升级版本
=======
} // 检测到版本为3，升级版本
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
if (reCreateTriggers) {
reCreateNoteTableTriggers(db);
reCreateDataTableTriggers(db);
<<<<<<< HEAD
} //进行触发器的重建
if (oldVersion != newVersion) {
@ -334,6 +585,17 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
}
private void upgradeToV2(SQLiteDatabase db) { //升级版本并重建表
=======
} // 进行触发器的重建
if (oldVersion != newVersion) {
throw new IllegalStateException("Upgrade notes database to version " + newVersion
+ "fails"); // 版本不匹配则抛出异常
}
}
private void upgradeToV2(SQLiteDatabase db) { // 升级版本并重建表
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
db.execSQL("DROP TABLE IF EXISTS " + TABLE.NOTE);
db.execSQL("DROP TABLE IF EXISTS " + TABLE.DATA);
createNoteTable(db);
@ -349,14 +611,23 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.GTASK_ID
+ " TEXT NOT NULL DEFAULT ''");
// add a trash system folder
ContentValues values = new ContentValues();
values.put(NoteColumns.ID, Notes.ID_TRASH_FOLER);
values.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM);
db.insert(TABLE.NOTE, null, values);
<<<<<<< HEAD
} //删除不用的触发器，并添加不为空的新列，添加键值对
=======
} // 删除不用的触发器，并添加不为空的新列，添加键值对
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
private void upgradeToV4(SQLiteDatabase db) {
db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION
+ " INTEGER NOT NULL DEFAULT 0");
<<<<<<< HEAD
} //添加新的不为空的列
=======
} // 添加新的不为空的列
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
}

208
src/data/NotesProvider.java
Unescape View File

@ -16,7 +16,6 @@
package net.micode.notes.data;
import android.app.SearchManager;
import android.content.ContentProvider;
import android.content.ContentUris;
@ -34,7 +33,10 @@ import net.micode.notes.data.Notes.DataColumns;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.NotesDatabaseHelper.TABLE;
public class NotesProvider extends ContentProvider {// uri操作相关类，用于对数据库进行操作
private static final UriMatcher mMatcher; // UriMatcher类用于分辨数据操作类型，用于匹配不同的uri
<<<<<<< HEAD
public class NotesProvider extends ContentProvider {
private static final UriMatcher mMatcher; //UriMatcher类用于分辨数据表
@ -52,6 +54,22 @@ public class NotesProvider extends ContentProvider {
static {
mMatcher = new UriMatcher(UriMatcher.NO_MATCH); //进行初始化
=======
private NotesDatabaseHelper mHelper; // 建立NotesDatabaseHelper类对象，用于数据库操作
private static final String TAG = "NotesProvider"; // 设置类名标签，用于调试
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_DATA = 3; // 设置数据uri
private static final int URI_DATA_ITEM = 4;
private static final int URI_SEARCH = 5; // 设置搜索uri
private static final int URI_SEARCH_SUGGEST = 6;
static {
mMatcher = new UriMatcher(UriMatcher.NO_MATCH); // 进行初始化
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE);
mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM);
mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA);
@ -59,11 +77,17 @@ public class NotesProvider extends ContentProvider {
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);
<<<<<<< HEAD
} //将不同的uri与数值相匹配
=======
} // 将不同的uri与数值相匹配
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* 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.
<<<<<<< HEAD
*/ //用0A代表\n，为搜索结果换行
private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + ","
+ NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + ","
@ -78,15 +102,36 @@ public class NotesProvider extends ContentProvider {
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?"
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER
+ " 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
=======
*/ // 用0A代表\n，为搜索结果换行
private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + ","
+ 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_2 + ","
+ R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + ","
+ "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + ","
+ "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA; // ...
private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION
+ " FROM " + TABLE.NOTE
+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?"
+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER
+ " 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
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
@Override
public boolean onCreate() {
mHelper = NotesDatabaseHelper.getInstance(getContext());
<<<<<<< HEAD
return true; //创建NotesDatabaseHelper类并返回成果标识
=======
return true; // 创建NotesDatabaseHelper类并返回成果标识
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
}
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
<<<<<<< HEAD
String sortOrder) { //负责查询数据，接受uri、返回烈、选择、排列方式
Cursor c = null; //创建空游标，表示数据库操作结果集合
SQLiteDatabase db = mHelper.getReadableDatabase(); //获取数据库对象
@ -95,12 +140,26 @@ public class NotesProvider extends ContentProvider {
case URI_NOTE:
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
sortOrder); //传参，进行标准查询
=======
String sortOrder) { // 负责查询数据，接受uri、返回烈、选择、排列方式
Cursor c = null; // 创建空游标，表示数据库操作结果集合
SQLiteDatabase db = mHelper.getReadableDatabase(); // 获取数据库对象
String id = null;
switch (mMatcher.match(uri)) { // 确定uri类型
case URI_NOTE:
c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
sortOrder); // 传参，进行标准查询
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
break;
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1);
c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs, null, null, sortOrder);
<<<<<<< HEAD
break; //传参，对id进行查询
=======
break; // 传参，对id进行查询
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
case URI_DATA:
c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null,
sortOrder);
@ -112,13 +171,21 @@ public class NotesProvider extends ContentProvider {
break;
case URI_SEARCH:
case URI_SEARCH_SUGGEST:
<<<<<<< HEAD
if (sortOrder != null || projection != null) { //检查是否指定排序方式
=======
if (sortOrder != null || projection != null) { // 检查是否指定排序方式
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
throw new IllegalArgumentException(
"do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
}
String searchString = null;
<<<<<<< HEAD
if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) { //提取uri中搜索模式
=======
if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) { // 提取uri中搜索模式
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
if (uri.getPathSegments().size() > 1) {
searchString = uri.getPathSegments().get(1);
}
@ -133,6 +200,7 @@ public class NotesProvider extends ContentProvider {
try {
searchString = String.format("%%%s%%", searchString);
c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY,
<<<<<<< HEAD
new String[] { searchString }); //在Notes表进行搜索
} catch (IllegalStateException ex) {
Log.e(TAG, "got exception: " + ex.toString()); //日志
@ -144,10 +212,24 @@ public class NotesProvider extends ContentProvider {
if (c != null) {
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uri，setNotificationUri方法可注册通知uri，与对象c相关联
=======
new String[] { searchString }); // 在Notes表进行搜索
} catch (IllegalStateException ex) {
Log.e(TAG, "got exception: " + ex.toString()); // 日志
}
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri); // 抛出异常
}
if (c != null) {
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uri，setNotificationUri方法可注册通知uri，与对象c相关联
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
return c;
}
@Override
<<<<<<< HEAD
public Uri insert(Uri uri, ContentValues values) { //uri表示要插入的uri，values表示要插入的数据
SQLiteDatabase db = mHelper.getWritableDatabase(); //打开或创建一个数据库
long dataId = 0, noteId = 0, insertedId = 0;
@ -162,14 +244,36 @@ public class NotesProvider extends ContentProvider {
Log.d(TAG, "Wrong data format without note id:" + values.toString()); //日志记录
}
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
=======
public Uri insert(Uri uri, ContentValues values) { // uri表示要插入的uri，values表示要插入的数据
SQLiteDatabase db = mHelper.getWritableDatabase(); // 打开或创建一个数据库
long dataId = 0, noteId = 0, insertedId = 0;
switch (mMatcher.match(uri)) { // 匹配uri
case URI_NOTE:
insertedId = noteId = db.insert(TABLE.NOTE, null, values); // 将数据插入到Notes表中
break;
case URI_DATA:
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); // 关联noteId
} else {
Log.d(TAG, "Wrong data format without note id:" + values.toString()); // 日志记录
}
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
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri);
}
// Notify the note uri
<<<<<<< HEAD
if (noteId > 0) { //不为零表示插入成功，
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null); //通知uri发生变化
=======
if (noteId > 0) { // 不为零表示插入成功，
getContext().getContentResolver().notifyChange(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null); // 通知uri发生变化
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
}
// Notify the data uri
@ -178,6 +282,7 @@ public class NotesProvider extends ContentProvider {
ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);
}
<<<<<<< HEAD
return ContentUris.withAppendedId(uri, insertedId); //返回新的uri，表示插入位置
}
@ -194,6 +299,25 @@ public class NotesProvider extends ContentProvider {
break;
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1); //获取id
=======
return ContentUris.withAppendedId(uri, insertedId); // 返回新的uri，表示插入位置
}
@Override
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; // 表示删除记录数
String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase(); // 打开数据库
boolean deleteData = false;
switch (mMatcher.match(uri)) { // uri匹配
case URI_NOTE:
selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 "; // 设置WHERE
count = db.delete(TABLE.NOTE, selection, selectionArgs); // 删除，并计数
break;
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1); // 获取id
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
/**
* ID that smaller than 0 is system folder which is not allowed to
* trash
@ -204,6 +328,7 @@ public class NotesProvider extends ContentProvider {
}
count = db.delete(TABLE.NOTE,
NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
<<<<<<< HEAD
break; //删除指定id，并计数
case URI_DATA:
count = db.delete(TABLE.DATA, selection, selectionArgs); //删除，并计数
@ -219,11 +344,30 @@ public class NotesProvider extends ContentProvider {
throw new IllegalArgumentException("Unknown URI " + uri); //报错
}
if (count > 0) { //表示有删除操作，通知uri发生变化
=======
break; // 删除指定id，并计数
case URI_DATA:
count = db.delete(TABLE.DATA, selection, selectionArgs); // 删除，并计数
deleteData = true;
break;
case URI_DATA_ITEM:
id = uri.getPathSegments().get(1); // 获取id
count = db.delete(TABLE.DATA,
DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
deleteData = true; // 删除指定id，并计数
break;
default:
throw new IllegalArgumentException("Unknown URI " + uri); // 报错
}
if (count > 0) { // 表示有删除操作，通知uri发生变化
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
if (deleteData) {
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
}
getContext().getContentResolver().notifyChange(uri, null);
}
<<<<<<< HEAD
return count; //返回删除的记录数
}
@ -243,6 +387,27 @@ public class NotesProvider extends ContentProvider {
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs);
count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs); //增加指定的id条件
=======
return count; // 返回删除的记录数
}
@Override
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; // 更新条数
String id = null;
SQLiteDatabase db = mHelper.getWritableDatabase(); // 打开数据库
boolean updateData = false; // 设置数据表更新表示
switch (mMatcher.match(uri)) { // 匹配uri
case URI_NOTE:
increaseNoteVersion(-1, selection, selectionArgs); // 跟新便签
count = db.update(TABLE.NOTE, values, selection, selectionArgs); // 更新指定表的行，并计数
break;
case URI_NOTE_ITEM:
id = uri.getPathSegments().get(1); // 提取id
increaseNoteVersion(Long.valueOf(id), selection, selectionArgs);
count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id
+ parseSelection(selection), selectionArgs); // 增加指定的id条件
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
break;
case URI_DATA:
count = db.update(TABLE.DATA, values, selection, selectionArgs);
@ -255,50 +420,89 @@ public class NotesProvider extends ContentProvider {
updateData = true;
break;
default:
<<<<<<< HEAD
throw new IllegalArgumentException("Unknown URI " + uri); //抛出异常
=======
throw new IllegalArgumentException("Unknown URI " + uri); // 抛出异常
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
}
if (count > 0) {
if (updateData) {
<<<<<<< HEAD
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);//通知指定uri数据更改
}
getContext().getContentResolver().notifyChange(uri, null); //通知uri数据更改
=======
getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);// 通知指定uri数据更改
}
getContext().getContentResolver().notifyChange(uri, null); // 通知uri数据更改
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
}
return count;
}
<<<<<<< HEAD
private String parseSelection(String selection) { //检查selection是否为空
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""); //为空则返回“”
}
private void increaseNoteVersion(long id, String selection, String[] selectionArgs) { //使用数据库更新便签版本
=======
private String parseSelection(String selection) { // 检查selection是否为空
return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""); // 为空则返回“”
}
private void increaseNoteVersion(long id, String selection, String[] selectionArgs) { // 使用数据库更新便签版本
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
StringBuilder sql = new StringBuilder(120);
sql.append("UPDATE ");
sql.append(TABLE.NOTE);
sql.append(" SET ");
sql.append(NoteColumns.VERSION);
<<<<<<< HEAD
sql.append("=" + NoteColumns.VERSION + "+1 "); //升级便签版本号
if (id > 0 || !TextUtils.isEmpty(selection)) { //selection不为空或存在id则增加where条件
=======
sql.append("=" + NoteColumns.VERSION + "+1 "); // 升级便签版本号
if (id > 0 || !TextUtils.isEmpty(selection)) { // selection不为空或存在id则增加where条件
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
sql.append(" WHERE ");
}
if (id > 0) {
sql.append(NoteColumns.ID + "=" + String.valueOf(id));
}
if (!TextUtils.isEmpty(selection)) {
<<<<<<< HEAD
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) { //
selectString = selectString.replaceFirst("\\?", args); //replaceFirst选择参数数组中的值替换语句中的占位符
=======
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) { //
selectString = selectString.replaceFirst("\\?", args); // replaceFirst选择参数数组中的值替换语句中的占位符
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
}
sql.append(selectString);
}
<<<<<<< HEAD
mHelper.getWritableDatabase().execSQL(sql.toString()); //执行SQL语句
}
@Override
public String getType(Uri uri) { //获取指定uri的MIME类型
// TODO Auto-generated method stub //表示该方法没有实现
=======
mHelper.getWritableDatabase().execSQL(sql.toString()); // 执行SQL语句
}
@Override
public String getType(Uri uri) { // 获取指定uri的MIME类型
// TODO Auto-generated method stub //表示该方法没有实现
>>>>>>> 17cc1b00f633e1a6fec3efd17e03a80bcf9060a1
return null;
}
}

20
src/gtask/data/MetaData.java
Unescape View File

@ -24,31 +24,33 @@ import net.micode.notes.tool.GTaskStringUtils;
import org.json.JSONException;
import org.json.JSONObject;
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;
// 设置元数据，生成元数据库
public void setMeta(String gid, JSONObject metaInfo) {
try {
// 注释方法块
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
} catch (JSONException e) {
// 生成无法创建关联gid的日志
Log.e(TAG, "failed to put related gid");
}
setNotes(metaInfo.toString());
setName(GTaskStringUtils.META_NOTE_NAME);
}
// 获取关联的gid
public String getRelatedGid() {
return mRelatedGid;
}
// 判断数据是否为空是否值得保存
@Override
public boolean isWorthSaving() {
return getNotes() != null;
}
// 使用远程json设置元数据内容
@Override
public void setContentByRemoteJSON(JSONObject 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
public void setContentByLocalJSON(JSONObject js) {
// this function 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
public JSONObject getLocalJSONFromContent() {
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
public int getSyncAction(Cursor c) {
throw new IllegalAccessError("MetaData:getSyncAction should not be called");

23
src/gtask/data/Node.java
Unescape View File

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

27
src/gtask/data/SqlData.java
Unescape View File

@ -13,7 +13,8 @@
* See the License for the specific language governing permissions and
* 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;
import android.content.ContentResolver;
@ -34,17 +35,17 @@ import net.micode.notes.gtask.exception.ActionFailureException;
import org.json.JSONException;
import org.json.JSONObject;
public class SqlData {
// 将得到的内容写入字符串tag中
private static final String TAG = SqlData.class.getSimpleName();
// 设置无效id为-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[] {
DataColumns.ID, DataColumns.MIME_TYPE, DataColumns.CONTENT, DataColumns.DATA1,
DataColumns.DATA3
};
// 为sql表编号
public static final int DATA_ID_COLUMN = 0;
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;
private ContentResolver mContentResolver;
// 判断是否用content生成，真为true，假为false
private boolean mIsCreate;
private long mDataId;
@ -70,7 +71,7 @@ public class SqlData {
private String mDataContentData3;
private ContentValues mDiffDataValues;
// 初始化数据库的构造函数
public SqlData(Context context) {
mContentResolver = context.getContentResolver();
mIsCreate = true;
@ -81,14 +82,14 @@ public class SqlData {
mDataContentData3 = "";
mDiffDataValues = new ContentValues();
}
// 初始化数据库的构造函数
public SqlData(Context context, Cursor c) {
mContentResolver = context.getContentResolver();
mIsCreate = false;
loadFromCursor(c);
mDiffDataValues = new ContentValues();
}
// 从游标处加载数据
private void loadFromCursor(Cursor c) {
mDataId = c.getLong(DATA_ID_COLUMN);
mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN);
@ -96,7 +97,7 @@ public class SqlData {
mDataContentData1 = c.getLong(DATA_CONTENT_DATA_1_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 {
long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID;
if (mIsCreate || mDataId != dataId) {
@ -129,7 +130,7 @@ public class SqlData {
}
mDataContentData3 = dataContentData3;
}
// 获取共享数据的内容
public JSONObject getContent() throws JSONException {
if (mIsCreate) {
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);
return js;
}
// 提交更改至数据库
public void commit(long noteId, boolean validateVersion, long version) {
if (mIsCreate) {
@ -182,7 +183,7 @@ public class SqlData {
mDiffDataValues.clear();
mIsCreate = false;
}
// 获取当前id
public long getId() {
return mDataId;
}

37
src/gtask/data/SqlNote.java
Unescape View File

@ -37,12 +37,15 @@ import org.json.JSONObject;
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 {
// 得到的类名写入tag中
private static final String TAG = SqlNote.class.getSimpleName();
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[] {
NoteColumns.ID, NoteColumns.ALERTED_DATE, NoteColumns.BG_COLOR_ID,
NoteColumns.CREATED_DATE, NoteColumns.HAS_ATTACHMENT, NoteColumns.MODIFIED_DATE,
@ -121,7 +124,7 @@ public class SqlNote {
private ContentValues mDiffNoteValues;
private ArrayList<SqlData> mDataList;
// 构造函数，初始化context参数
public SqlNote(Context context) {
mContext = context;
mContentResolver = context.getContentResolver();
@ -142,7 +145,7 @@ public class SqlNote {
mDiffNoteValues = new ContentValues();
mDataList = new ArrayList<SqlData>();
}
// 通过游标初始化context
public SqlNote(Context context, Cursor c) {
mContext = context;
mContentResolver = context.getContentResolver();
@ -165,7 +168,7 @@ public class SqlNote {
mDiffNoteValues = new ContentValues();
}
// 从游标加载数据
private void loadFromCursor(long id) {
Cursor c = null;
try {
@ -184,7 +187,7 @@ public class SqlNote {
c.close();
}
}
// 从游标加载数据
private void loadFromCursor(Cursor c) {
mId = c.getLong(ID_COLUMN);
mAlertDate = c.getLong(ALERTED_DATE_COLUMN);
@ -199,7 +202,7 @@ public class SqlNote {
mWidgetType = c.getInt(WIDGET_TYPE_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() {
Cursor c = null;
mDataList.clear();
@ -225,7 +228,7 @@ public class SqlNote {
c.close();
}
}
// 设置通过content机制用于共享的数据信息
public boolean setContent(JSONObject js) {
try {
JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE);
@ -358,7 +361,7 @@ public class SqlNote {
}
return true;
}
// 获取content机制提供的数据并加载到note中
public JSONObject getContent() {
try {
JSONObject js = new JSONObject();
@ -406,40 +409,40 @@ public class SqlNote {
}
return null;
}
//给当前id设置父id
public void setParentId(long id) {
mParentId = id;
mDiffNoteValues.put(NoteColumns.PARENT_ID, id);
}
// 给当前id设置Gtaskid
public void setGtaskId(String gid) {
mDiffNoteValues.put(NoteColumns.GTASK_ID, gid);
}
// 给当前id设置同步id
public void setSyncId(long syncId) {
mDiffNoteValues.put(NoteColumns.SYNC_ID, syncId);
}
// 初始化本地修改，即撤销
public void resetLocalModified() {
mDiffNoteValues.put(NoteColumns.LOCAL_MODIFIED, 0);
}
// 获得当前id
public long getId() {
return mId;
}
// 获得id的父id
public long getParentId() {
return mParentId;
}
// 获取小部分内容以显示部分便签内容
public String getSnippet() {
return mSnippet;
}
// 判断是否为便签类型
public boolean isNoteType() {
return mType == Notes.TYPE_NOTE;
}
// 提交更改到数据库
public void commit(boolean validateVersion) {
if (mIsCreate) {
if (mId == INVALID_ID && mDiffNoteValues.containsKey(NoteColumns.ID)) {

24
src/gtask/data/Task.java
Unescape View File

@ -34,17 +34,17 @@ import org.json.JSONObject;
public class Task extends Node {
private static final String TAG = Task.class.getSimpleName();
// 完成判断
private boolean mCompleted;
private String mNotes;
// 实例化存储的数据类型
private JSONObject mMetaInfo;
// 兄弟任务的指针
private Task mPriorSibling;
// 父类指针
private TaskList mParent;
// 初始化构造方法
public Task() {
super();
mCompleted = false;
@ -53,7 +53,7 @@ public class Task extends Node {
mParent = 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) {
JSONObject js = new JSONObject();
@ -102,7 +102,7 @@ public class Task extends Node {
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) {
JSONObject js = new JSONObject();
@ -134,7 +134,7 @@ public class Task extends Node {
return js;
}
// 用于从远端目录创建
public void setContentByRemoteJSON(JSONObject js) {
if (js != null) {
try {
@ -174,7 +174,7 @@ public class Task extends Node {
}
}
}
// 本地创建
public void setContentByLocalJSON(JSONObject js) {
if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)
|| !js.has(GTaskStringUtils.META_HEAD_DATA)) {
@ -203,7 +203,7 @@ public class Task extends Node {
e.printStackTrace();
}
}
// 从目录获取本地json
public JSONObject getLocalJSONFromContent() {
String name = getName();
try {
@ -246,7 +246,7 @@ public class Task extends Node {
return null;
}
}
// 设置meta信息
public void setMetaInfo(MetaData metaData) {
if (metaData != null && metaData.getNotes() != null) {
try {
@ -257,7 +257,7 @@ public class Task extends Node {
}
}
}
// 获取同步行为
public int getSyncAction(Cursor c) {
try {
JSONObject noteInfo = null;

26
src/gtask/data/TaskList.java
Unescape View File

@ -32,9 +32,9 @@ import java.util.ArrayList;
public class TaskList extends Node {
private static final String TAG = TaskList.class.getSimpleName();
// 当前TaskList的指针
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;
public TaskList() {
@ -42,7 +42,7 @@ public class TaskList extends Node {
mChildren = new ArrayList<Task>();
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) {
JSONObject js = new JSONObject();
@ -73,7 +73,7 @@ public class TaskList extends Node {
return js;
}
// 更新一个包含了一定数据的JSONObject实体
public JSONObject getUpdateAction(int actionId) {
JSONObject js = new JSONObject();
@ -215,11 +215,11 @@ public class TaskList extends Node {
return SYNC_ACTION_ERROR;
}
// 获得TaskList的大小
public int getChildTaskCount() {
return mChildren.size();
}
// 在当前任务表末尾添加新的任务
public boolean addChildTask(Task task) {
boolean ret = false;
if (task != null && !mChildren.contains(task)) {
@ -233,7 +233,7 @@ public class TaskList extends Node {
}
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) {
if (index < 0 || index > mChildren.size()) {
Log.e(TAG, "add child task: invalid index");
@ -259,7 +259,7 @@ public class TaskList extends Node {
return true;
}
// 删除TaskList中的一个Task
public boolean removeChildTask(Task task) {
boolean ret = false;
int index = mChildren.indexOf(task);
@ -280,7 +280,7 @@ public class TaskList extends Node {
}
return ret;
}
// 移动TaskList中的一个Task
public boolean moveChildTask(Task task, int index) {
if (index < 0 || index >= mChildren.size()) {
@ -298,7 +298,7 @@ public class TaskList extends Node {
return true;
return (removeChildTask(task) && addChildTask(task, index));
}
// 按gid寻找Task
public Task findChildTaskByGid(String gid) {
for (int i = 0; i < mChildren.size(); i++) {
Task t = mChildren.get(i);
@ -308,11 +308,11 @@ public class TaskList extends Node {
}
return null;
}
// 返回指定Task的index
public int getChildTaskIndex(Task task) {
return mChildren.indexOf(task);
}
// 返回指定index的Task
public Task getChildTaskByIndex(int index) {
if (index < 0 || index >= mChildren.size()) {
Log.e(TAG, "getTaskByIndex: invalid index");
@ -320,7 +320,7 @@ public class TaskList extends Node {
}
return mChildren.get(index);
}
// 返回指定gid的task
public Task getChilTaskByGid(String gid) {
for (Task task : mChildren) {
if (task.getGid().equals(gid))

4
src/gtask/exception/ActionFailureException.java
Unescape View File

@ -14,15 +14,17 @@
* 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;
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;
// 通过super()来引用父类成分
public ActionFailureException() {
super();
}
public ActionFailureException(String paramString) {
super(paramString);
}

3
src/gtask/exception/NetworkFailureException.java
Unescape View File

@ -14,11 +14,14 @@
* limitations under the License.
*/
// 运行过程中的网络异常处理
package net.micode.notes.gtask.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;
// 通过super()来引用父类成分
public NetworkFailureException() {
super();
}

38
src/gtask/remote/GTaskASyncTask.java
Unescape View File

@ -15,6 +15,14 @@
* limitations under the License.
*/
/*
*异步操作类，实现Gtask异步操作过程
*主要方法：
*private void showNotification(int tickerId, String content) 用于为用户同步当前事件状态
*protected Integer doInBackground(Void... unused) 后台线程执行，完成任务主要工作
*protected void onProgressUpdate(String... progress) 主线程运行，以进度条显示用户工作完成状态
*protected void onPostExecute(Integer result) 更新UI
*/
package net.micode.notes.gtask.remote;
import android.app.Notification;
@ -44,7 +52,7 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
private GTaskManager mTaskManager;
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) {
mContext = context;
mOnCompleteListener = listener;
@ -52,56 +60,70 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
.getSystemService(Context.NOTIFICATION_SERVICE);
mTaskManager = GTaskManager.getInstance();
}
//取消同步
public void cancelSync() {
mTaskManager.cancelSync();
}
// 发布并更新事件处理进程
public void publishProgess(String message) {
publishProgress(new String[] {
message
});
}
// 该方法用于为用户同步当前事件状态
private void showNotification(int tickerId, String content) {
Notification notification = new Notification(R.drawable.notification, mContext
.getString(tickerId), System.currentTimeMillis());
// 调用系统灯光
notification.defaults = Notification.DEFAULT_LIGHTS;
// 操作后清除通知栏信息
notification.flags = Notification.FLAG_AUTO_CANCEL;
// 事件挂起意向
PendingIntent pendingIntent;
// 同步失败挂起活动信息
if (tickerId != R.string.ticker_success) {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesPreferenceActivity.class), 0);
// 同步成功显示活动信息列表
} else {
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesListActivity.class), 0);
}
notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
pendingIntent);
// 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
/*notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
pendingIntent);*/
//
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
}
@Override
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
.getSyncAccountName(mContext)));
//返回后台同步的具体操作
return mTaskManager.sync(mContext, this);
}
@Override
protected void onProgressUpdate(String... progress) {
showNotification(R.string.ticker_syncing, progress[0]);
//判断mContext是否为GTaskSyncService的实例
if (mContext instanceof GTaskSyncService) {
((GTaskSyncService) mContext).sendBroadcast(progress[0]);
}
}
@Override
//后台运行完后更新ui，显示更新后结果
protected void onPostExecute(Integer result) {
if (result == GTaskManager.STATE_SUCCESS) {
showNotification(R.string.ticker_success, mContext.getString(
R.string.success_sync_account, mTaskManager.getSyncAccount()));
//更新修改时间
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis());
} else if (result == GTaskManager.STATE_NETWORK_ERROR) {
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
.getString(R.string.error_sync_cancelled));
}
//不同状态下的结果显示
if (mOnCompleteListener != null) {
//新增可运行线程
new Thread(new Runnable() {
//线程运行，初始化操作
public void run() {
mOnCompleteListener.onComplete();
}

93
src/gtask/remote/GTaskClient.java
Unescape View File

@ -60,10 +60,13 @@ import java.util.zip.GZIPInputStream;
import java.util.zip.Inflater;
import java.util.zip.InflaterInputStream;
/*
*实现GTask登录操作，创建GTask任务，与谷歌服务联网获取任务和任务列表
*主要用类：accountManager JSONObject HttpParams authToken Gid
*/
public class GTaskClient {
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_GET_URL = "https://mail.google.com/tasks/ig";
@ -89,7 +92,7 @@ public class GTaskClient {
private Account mAccount;
private JSONArray mUpdateArray;
// 创建GTask构造方法
private GTaskClient() {
mHttpClient = null;
mGetUrl = GTASK_GET_URL;
@ -101,35 +104,38 @@ public class GTaskClient {
mAccount = null;
mUpdateArray = null;
}
// 实例化并锁定GTaskClient，使用getInstance()返回mInstance
public static synchronized GTaskClient getInstance() {
if (mInstance == null) {
mInstance = new GTaskClient();
}
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) {
// we suppose that the cookie would expire after 5 minutes
// then we need to re-login
// 五分钟后需要重新登录
final long interval = 1000 * 60 * 5;
if (mLastLoginTime + interval < System.currentTimeMillis()) {
mLoggedin = false;
}
// need to re-login after account switch
// 切换账号后需要重新登录
if (mLoggedin
&& !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
.getSyncAccountName(activity))) {
mLoggedin = false;
}
// 检测登录状态
if (mLoggedin) {
Log.d(TAG, "already logged in");
return true;
}
// 获取上一次登陆时间
mLastLoginTime = System.currentTimeMillis();
// 返回的Token为空则登陆失败
String authToken = loginGoogleAccount(activity, false);
if (authToken == null) {
Log.e(TAG, "login google account failed");
@ -137,6 +143,7 @@ public class GTaskClient {
}
// 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()
.endsWith("googlemail.com"))) {
StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
@ -152,6 +159,7 @@ public class GTaskClient {
}
// try to login with google official url
// 调取谷歌邮箱官方URL登录
if (!mLoggedin) {
mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL;
@ -163,25 +171,30 @@ public class GTaskClient {
mLoggedin = 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) {
// 登录Token
String authToken;
// 账号管理，提供账号注册接口
AccountManager accountManager = AccountManager.get(activity);
// 获取以com.google结尾的账号列表
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) {
Log.e(TAG, "there is no available google account");
return null;
}
// 获取账户名称
String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
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) {
if (a.name.equals(accountName)) {
account = a;
break;
}
}
if (account != null) {
mAccount = account;
} else {
@ -190,11 +203,13 @@ public class GTaskClient {
}
// get the token now
// 取得登录Token
AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
"goanna_mobile", null, activity, null, null);
try {
Bundle authTokenBundle = accountManagerFuture.getResult();
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
// 若Token无效，则通过invalidateAuthToken方法废除该Token
if (invalidateToken) {
accountManager.invalidateAuthToken("com.google", authToken);
loginGoogleAccount(activity, false);
@ -206,11 +221,12 @@ public class GTaskClient {
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) {
if (!loginGtask(authToken)) {
// maybe the auth token is out of date, now let's invalidate the
// token and try again
// 若Token则废弃Token且重试
authToken = loginGoogleAccount(activity, true);
if (authToken == null) {
Log.e(TAG, "login google account failed");
@ -224,26 +240,35 @@ public class GTaskClient {
}
return true;
}
// 登录GTask具体操作
private boolean loginGtask(String authToken) {
int timeoutConnection = 10000;
// socket为一种通信数据交换的端口
int timeoutSocket = 15000;
// 实现一个新的HTTP参数类
HttpParams httpParameters = new BasicHttpParams();
// 设置链接超时时间
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);
// 设置设置端口超时时间
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);
mHttpClient = new DefaultHttpClient(httpParameters);
// 存储新的本地cookie
BasicCookieStore localBasicCookieStore = new BasicCookieStore();
mHttpClient.setCookieStore(localBasicCookieStore);
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
// login gtask
// 登录GTask具体操作
try {
// 设置登录URL
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);
HttpResponse response = null;
response = mHttpClient.execute(httpGet);
// 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();
boolean hasAuthCookie = false;
for (Cookie cookie : cookies) {
@ -256,6 +281,7 @@ public class GTaskClient {
}
// 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 jsBegin = "_setup(";
String jsEnd = ")}</script>";
@ -273,40 +299,47 @@ public class GTaskClient {
return false;
} catch (Exception e) {
// simply catch all exceptions
// 仅捕获到异常则返回捕获失败
Log.e(TAG, "httpget gtask_url failed");
return false;
}
return true;
}
// 获取行为ID
private int getActionId() {
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() {
HttpPost httpPost = new HttpPost(mPostUrl);
httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
httpPost.setHeader("AT", "1");
return httpPost;
}
// 获取响应的资源目录
private String getResponseContent(HttpEntity entity) throws IOException {
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) {
contentEncoding = entity.getContentEncoding().getValue();
Log.d(TAG, "encoding: " + contentEncoding);
}
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")) {
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);
input = new InflaterInputStream(entity.getContent(), inflater);
}
try {
// 包装类，用于提高读取的运行效率
InputStreamReader isr = new InputStreamReader(input);
BufferedReader br = new BufferedReader(isr);
StringBuilder sb = new StringBuilder();
@ -322,7 +355,10 @@ public class GTaskClient {
input.close();
}
}
/*
* 以json发送请求，请求的内容在json中的实例化对象传入，利用json获取task中内容
* 并创捷对应jspost，利用postrequest得到返回的任务信息并用task_setGid设置task的新id
*/
private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
if (!mLoggedin) {
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 {
commitUpdate();
try {
@ -385,7 +423,7 @@ public class GTaskClient {
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 {
commitUpdate();
try {
@ -411,7 +449,8 @@ public class GTaskClient {
throw new ActionFailureException("create tasklist: handing jsonobject failed");
}
}
// 提交更新，使用JSONobject进行存储，使用jsPost.put，Put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 {
if (mUpdateArray != null) {
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 {
if (node != null) {
// too many update items may result in an error
@ -446,7 +485,9 @@ public class GTaskClient {
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)
throws NetworkFailureException {
commitUpdate();
@ -463,6 +504,7 @@ public class GTaskClient {
if (preParent == curParent && task.getPriorSibling() != null) {
// put prioring_sibing_id only if moving within the tasklist and
// 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_SOURCE_LIST, preParent.getGid());
@ -472,6 +514,7 @@ public class GTaskClient {
action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
}
actionList.put(action);
//最后将ACTION_LIST加入到jsPost中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 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 {
commitUpdate();
try {
@ -494,6 +538,7 @@ public class GTaskClient {
// action_list
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()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
@ -508,7 +553,8 @@ public class GTaskClient {
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 {
if (!mLoggedin) {
Log.e(TAG, "please login first");
@ -521,6 +567,7 @@ public class GTaskClient {
response = mHttpClient.execute(httpGet);
// get the task list
// 获取任务列表并存储进jsString中
String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup(";
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 {
commitUpdate();
try {
@ -558,6 +606,7 @@ public class GTaskClient {
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL);
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_GET_DELETED, false);
actionList.put(action);
@ -578,7 +627,7 @@ public class GTaskClient {
public Account getSyncAccount() {
return mAccount;
}
// 重装更新后的内容
public void resetUpdateArray() {
mUpdateArray = null;
}

81
src/gtask/remote/GTaskManager.java
Unescape View File

@ -86,33 +86,44 @@ public class GTaskManager {
private HashMap<String, Long> mGidToNid;
private HashMap<Long, String> mNidToGid;
// 初始化Google任务管理器的函数
private GTaskManager() {
// 初始化同步状态为未执行
mSyncing = false;
// 全局状态标识为可执行
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>();
mGTaskHashMap = new HashMap<String, Node>();
mMetaHashMap = new HashMap<String, MetaData>();
mMetaList = null;
mLocalDeleteIdMap = new HashSet<Long>();
// 将Gid转换为Noteid通过哈希表建立映射
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>();
}
// 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() {
if (mInstance == null) {
mInstance = new GTaskManager();
}
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) {
// used for getting authtoken
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) {
if (mSyncing) {
// 创建同步的日志文件
Log.d(TAG, "Sync is in progress");
return STATE_SYNC_IN_PROGRESS;
}
@ -128,11 +139,14 @@ public class GTaskManager {
mNidToGid.clear();
try {
// 创建用户机实例
GTaskClient client = GTaskClient.getInstance();
// JSON类型，用于置空NULL
client.resetUpdateArray();
// login google task
if (!mCancelled) {
// 谷歌登录操作，若非则抛出登陆失败异常
if (!client.login(mActivity)) {
throw new NetworkFailureException("login google task failed");
}
@ -140,14 +154,17 @@ public class GTaskManager {
// get the task list from google
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();
// do content sync work
asyncTask.publishProgess(mContext.getString(R.string.sync_progress_syncing));
syncContent();
// 抓取网络异常并创建调试日志抛出error
} catch (NetworkFailureException e) {
Log.e(TAG, e.toString());
return STATE_NETWORK_ERROR;
// 抓取操作异常并创建调试日志抛出error
} catch (ActionFailureException e) {
Log.e(TAG, e.toString());
return STATE_INTERNAL_ERROR;
@ -167,32 +184,44 @@ public class GTaskManager {
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mMetaList，mGTaskListHashMap，MGTaskHashmap中
// @exception NetworkFailureException
// @return void
private void initGTaskList() throws NetworkFailureException {
if (mCancelled)
return;
GTaskClient client = GTaskClient.getInstance();
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();
// init meta list first
// TaskList类型
mMetaList = null;
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);
String gid = object.getString(GTaskStringUtils.GTASK_JSON_ID);
String name = object.getString(GTaskStringUtils.GTASK_JSON_NAME);
if (name
.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) {
if (name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_META)) {
// MetaList为元表，此处为初始化TaskList
mMetaList = new TaskList();
// 由远端JSON获取对象信息
mMetaList.setContentByRemoteJSON(object);
// load meta data
// 获取用户端的TaskList的gid
JSONArray jsMetas = client.getTaskList(gid);
for (int j = 0; j < jsMetas.length(); j++) {
object = (JSONObject) jsMetas.getJSONObject(j);
MetaData metaData = new MetaData();
metaData.setContentByRemoteJSON(object);
// 判断值是否值得存储，为否则不加入mMetaList
if (metaData.isWorthSaving()) {
mMetaList.addChildTask(metaData);
if (metaData.getGid() != null) {
@ -214,18 +243,21 @@ public class GTaskManager {
// init task list
for (int i = 0; i < jsTaskLists.length(); 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 name = object.getString(GTaskStringUtils.GTASK_JSON_NAME);
if (name.startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX)
&& !name.equals(GTaskStringUtils.MIUI_FOLDER_PREFFIX
+ GTaskStringUtils.FOLDER_META)) {
// 由本地tasklist获取内容用于和远端同步
TaskList tasklist = new TaskList();
tasklist.setContentByRemoteJSON(object);
mGTaskListHashMap.put(gid, tasklist);
mGTaskHashMap.put(gid, tasklist);
// load tasks
// 加载tasks
JSONArray jsTasks = client.getTaskList(gid);
for (int j = 0; j < jsTasks.length(); j++) {
object = (JSONObject) jsTasks.getJSONObject(j);
@ -246,7 +278,8 @@ public class GTaskManager {
throw new ActionFailureException("initGTaskList: handing JSONObject failed");
}
}
// 本地内容同步操作
// @throw NetWorkFailureException
private void syncContent() throws NetworkFailureException {
int syncType;
Cursor c = null;
@ -300,6 +333,7 @@ public class GTaskManager {
gid = c.getString(SqlNote.GTASK_ID_COLUMN);
node = mGTaskHashMap.get(gid);
if (node != null) {
// 通过哈希表获取gid
mGTaskHashMap.remove(gid);
mGidToNid.put(gid, c.getLong(SqlNote.ID_COLUMN));
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 {
Cursor c = null;
String gid;
@ -475,7 +509,7 @@ public class GTaskManager {
if (!mCancelled)
GTaskClient.getInstance().commitUpdate();
}
// 为同步类型分类
private void doContentSync(int syncType, Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) {
return;
@ -521,7 +555,7 @@ public class GTaskManager {
throw new ActionFailureException("unkown sync action type");
}
}
// 本地增加新的Node
private void addLocalNode(Node node) throws NetworkFailureException {
if (mCancelled) {
return;
@ -595,7 +629,7 @@ public class GTaskManager {
// update meta
updateRemoteMeta(node.getGid(), sqlNote);
}
// 更新本地Node
private void updateLocalNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) {
return;
@ -618,12 +652,12 @@ public class GTaskManager {
// update meta info
updateRemoteMeta(node.getGid(), sqlNote);
}
// 添加远端node
private void addRemoteNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) {
return;
}
// 从本地数据库中获取内容
SqlNote sqlNote = new SqlNote(mContext, c);
Node n;
@ -637,8 +671,9 @@ public class GTaskManager {
Log.e(TAG, "cannot find task's parent tasklist");
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);
// 登录远端服务器创建task
GTaskClient.getInstance().createTask(task);
n = (Node) task;
@ -655,7 +690,7 @@ public class GTaskManager {
folderName += GTaskStringUtils.FOLDER_CALL_NOTE;
else
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();
while (iter.hasNext()) {
Map.Entry<String, TaskList> entry = iter.next();
@ -691,7 +726,7 @@ public class GTaskManager {
mGidToNid.put(n.getGid(), sqlNote.getId());
mNidToGid.put(sqlNote.getId(), n.getGid());
}
// 更新远端node
private void updateRemoteNode(Node node, Cursor c) throws NetworkFailureException {
if (mCancelled) {
return;
@ -709,15 +744,17 @@ public class GTaskManager {
// move task if necessary
if (sqlNote.isNoteType()) {
Task task = (Task) node;
// preParentList通过node获取的父节点列表
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());
if (curParentGid == null) {
Log.e(TAG, "cannot find task's parent tasklist");
throw new ActionFailureException("cannot update remote task");
}
// 通过HashMap找到对应Gid的TaskList
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) {
preParentList.removeChildTask(task);
curParentList.addChildTask(task);
@ -729,7 +766,7 @@ public class GTaskManager {
sqlNote.resetLocalModified();
sqlNote.commit(true);
}
// 升级远程meta
private void updateRemoteMeta(String gid, SqlNote sqlNote) throws NetworkFailureException {
if (sqlNote != null && sqlNote.isNoteType()) {
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 {
if (mCancelled) {
return;
@ -769,8 +806,10 @@ public class GTaskManager {
Node node = mGTaskHashMap.get(gid);
if (node != null) {
mGTaskHashMap.remove(gid);
// 在ContentValues中创建键值对。准备通过contentResolver写入数据
ContentValues values = new ContentValues();
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,
c.getLong(SqlNote.ID_COLUMN)), values, null, null);
} else {

32
src/gtask/remote/GTaskSyncService.java
Unescape View File

@ -16,6 +16,23 @@
package net.micode.notes.gtask.remote;
/*
* Service是在一段不定的时间运行在后台，不和用户交互的应用组件
* 主要方法：
* private void startSync() 启动一个同步工作
* private void cancelSync() 取消同步
* public void onCreate()
* public int onStartCommand(Intent intent, int flags, int startId) service生命周期的组成部分，相当于重启service（比如在被暂停之后），而不是创建一个新的service
* public void onLowMemory() 在没有内存的情况下如果存在service则结束掉这的service
* public IBinder onBind()
* public void sendBroadcast(String msg) 发送同步的相关通知
* public static void startSync(Activity activity)
* public static void cancelSync(Context context)
* public static boolean isSyncing() 判读是否在进行同步
* public static String getProgressString() 获取当前进度的信息
*/
import android.app.Activity;
import android.app.Service;
import android.content.Context;
@ -41,7 +58,7 @@ public class GTaskSyncService extends Service {
private static GTaskASyncTask mSyncTask = null;
private static String mSyncProgress = "";
// 开始进行一个同的步
private void startSync() {
if (mSyncTask == null) {
mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() {
@ -52,6 +69,7 @@ public class GTaskSyncService extends Service {
}
});
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();
}
}
@ -63,6 +81,7 @@ public class GTaskSyncService extends Service {
}
@Override
// 对Service进行一个初始化
public void onCreate() {
mSyncTask = null;
}
@ -71,6 +90,7 @@ public class GTaskSyncService extends Service {
public int onStartCommand(Intent intent, int flags, int startId) {
Bundle bundle = intent.getExtras();
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)) {
case ACTION_START_SYNC:
startSync();
@ -92,26 +112,28 @@ public class GTaskSyncService extends Service {
mSyncTask.cancelSync();
}
}
// 重制客户端的服务绑定
public IBinder onBind(Intent intent) {
return null;
}
public void sendBroadcast(String msg) {
mSyncProgress = msg;
// 创建新的新意图
Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME);
intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null);
intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg);
sendBroadcast(intent);
}
// 对同步进行一个开始
public static void startSync(Activity activity) {
GTaskManager.getInstance().setActivityContext(activity);
Intent intent = new Intent(activity, GTaskSyncService.class);
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC);
// 发送通知
activity.startService(intent);
}
// 对同步进行一个取消
public static void cancelSync(Context context) {
Intent intent = new Intent(context, GTaskSyncService.class);
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC);
@ -125,4 +147,4 @@ public class GTaskSyncService extends Service {
public static String getProgressString() {
return mSyncProgress;
}
}
}

114
src/model/Note.java
Unescape View File

@ -15,6 +15,7 @@
*/
package net.micode.notes.model;
import android.content.ContentProviderOperation;
import android.content.ContentProviderResult;
import android.content.ContentUris;
@ -33,88 +34,90 @@ import net.micode.notes.data.Notes.TextNote;
import java.util.ArrayList;
public class Note {// 便签类
private ContentValues mNoteDiffValues; // 用于保存便签修改值
private NoteData mNoteData; // 保存便签的数据
private static final String TAG = "Note"; // 设置TAG为Note
public class Note {
private ContentValues mNoteDiffValues;
private NoteData mNoteData;
private static final String TAG = "Note";
/**
* Create a new note id for adding a new note to databases
*/
public static synchronized long getNewNoteId(Context context, long folderId) {
public static synchronized long getNewNoteId(Context context, long folderId) { // 为一个新的便签创建id返回数据库
// Create a new note in the database
ContentValues values = new ContentValues();
long createdTime = System.currentTimeMillis();
ContentValues values = new ContentValues(); // 用于保存创建日期等字段的值
long createdTime = System.currentTimeMillis(); // 获取创建时间
values.put(NoteColumns.CREATED_DATE, createdTime);
values.put(NoteColumns.MODIFIED_DATE, createdTime);
values.put(NoteColumns.TYPE, Notes.TYPE_NOTE);
values.put(NoteColumns.LOCAL_MODIFIED, 1);
values.put(NoteColumns.PARENT_ID, folderId);
Uri uri = context.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values);
Uri uri = context.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values); // 将values插入数据库中，并返回uri
long noteId = 0;
try {
noteId = Long.valueOf(uri.getPathSegments().get(1));
noteId = Long.valueOf(uri.getPathSegments().get(1)); // 解析uri获取新笔记id
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
Log.e(TAG, "Get note id error :" + e.toString()); // 解析失败日志
noteId = 0;
}
if (noteId == -1) {
throw new IllegalStateException("Wrong note id:" + noteId);
throw new IllegalStateException("Wrong note id:" + noteId); // 获取id出错，抛出异常
}
return noteId;
}
public Note() {
mNoteDiffValues = new ContentValues();
mNoteData = new NoteData();
mNoteDiffValues = new ContentValues(); // 创建新对象
mNoteData = new NoteData(); // 创建新对象
}
public void setNoteValue(String key, String value) {
mNoteDiffValues.put(key, value);
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
public void setNoteValue(String key, String value) { // 设置便签的值
mNoteDiffValues.put(key, value); // key为属性，values为新值
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); // 本地修改标识为1，标识被修改
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); // 表示修改时间，用于服务器时间比较
}
public void setTextData(String key, String value) {
mNoteData.setTextData(key, value);
}
mNoteData.setTextData(key, value); // 添加键值对
} // 设置文本数据
public void setTextDataId(long id) {
mNoteData.setTextDataId(id);
}
} // 设置文本数据id
public long getTextDataId() {
return mNoteData.mTextDataId;
}
} // 获取文本数据id
public void setCallDataId(long id) {
mNoteData.setCallDataId(id);
}
} // 设置通讯数据id
public void setCallData(String key, String value) {
mNoteData.setCallData(key, value);
}
} // 设置通讯数据，添加键值对
public boolean isLocalModified() {
return mNoteDiffValues.size() > 0 || mNoteData.isLocalModified();
}
} // 检查是否被修改
public boolean syncNote(Context context, long noteId) {
public boolean syncNote(Context context, long noteId) { // 用于同步到数据库中
if (noteId <= 0) {
throw new IllegalArgumentException("Wrong note id:" + noteId);
throw new IllegalArgumentException("Wrong note id:" + noteId); // 抛出异常
}
if (!isLocalModified()) {
return true;
if (!isLocalModified()) { // 判断是否修改过
return true; // 没修改则不需要同步
}
/**
* In theory, once data changed, the note should be updated on {@link NoteColumns#LOCAL_MODIFIED} and
* {@link NoteColumns#MODIFIED_DATE}. For data safety, though update note fails, we also update the
* In theory, once data changed, the note should be updated on
* {@link NoteColumns#LOCAL_MODIFIED} and
* {@link NoteColumns#MODIFIED_DATE}. For data safety, though update note fails,
* we also update the
* note data info
*/
if (context.getContentResolver().update(
if (context.getContentResolver().update( // 打包并同步
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), mNoteDiffValues, null,
null) == 0) {
Log.e(TAG, "Update note error, should not happen");
@ -124,13 +127,13 @@ public class Note {
if (mNoteData.isLocalModified()
&& (mNoteData.pushIntoContentResolver(context, noteId) == null)) {
return false;
return false; // 表示同步失败
}
return true;
}
private class NoteData {
private class NoteData { // 私有内部类，用于便签数据管理
private long mTextDataId;
private ContentValues mTextDataValues;
@ -141,77 +144,76 @@ public class Note {
private static final String TAG = "NoteData";
public NoteData() {
mTextDataValues = new ContentValues();
mCallDataValues = new ContentValues();
public NoteData() { // 构造函数
mTextDataValues = new ContentValues(); // 保存便签文本
mCallDataValues = new ContentValues(); // 保存便签通讯记录
mTextDataId = 0;
mCallDataId = 0;
}
boolean isLocalModified() {
return mTextDataValues.size() > 0 || mCallDataValues.size() > 0;
}
} // 检查便签是否再本地修改
void setTextDataId(long id) {
if(id <= 0) {
if (id <= 0) {
throw new IllegalArgumentException("Text data id should larger than 0");
}
mTextDataId = id;
}
} // 设置便签文本标识符
void setCallDataId(long id) {
if (id <= 0) {
throw new IllegalArgumentException("Call data id should larger than 0");
}
mCallDataId = id;
}
} // 设置便签通讯标识符
void setCallData(String key, String value) {
mCallDataValues.put(key, value);
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
}
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1); // 更新修改状态
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis()); // 更新修改日期
} // 设置文本数据
void setTextData(String key, String value) {
void setTextData(String key, String value) { // 设置通讯数据
mTextDataValues.put(key, value);
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
}
Uri pushIntoContentResolver(Context context, long noteId) {
Uri pushIntoContentResolver(Context context, long noteId) { // 将文本数据与通讯数据添加到context
/**
* Check for safety
*/
if (noteId <= 0) {
throw new IllegalArgumentException("Wrong note id:" + noteId);
throw new IllegalArgumentException("Wrong note id:" + noteId); // 抛出异常
}
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
ContentProviderOperation.Builder builder = null;
if(mTextDataValues.size() > 0) {
mTextDataValues.put(DataColumns.NOTE_ID, noteId);
if (mTextDataValues.size() > 0) { // 检查文本数据
mTextDataValues.put(DataColumns.NOTE_ID, noteId); // 将便签id与数据值相关联
if (mTextDataId == 0) {
mTextDataValues.put(DataColumns.MIME_TYPE, TextNote.CONTENT_ITEM_TYPE);
mTextDataValues.put(DataColumns.MIME_TYPE, TextNote.CONTENT_ITEM_TYPE); // 并将键值对添加到mTextDataValues中
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
mTextDataValues);
mTextDataValues); // 插入新的数据行，保存返回的uri
try {
setTextDataId(Long.valueOf(uri.getPathSegments().get(1)));
} catch (NumberFormatException e) {
Log.e(TAG, "Insert new text data fail with noteId" + noteId);
Log.e(TAG, "Insert new text data fail with noteId" + noteId); // 异常日志
mTextDataValues.clear();
return null;
}
} else {
} else { // 表示需要更新现有数据行
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mTextDataId));
builder.withValues(mTextDataValues);
operationList.add(builder.build());
}
mTextDataValues.clear();
mTextDataValues.clear(); // 清空mTextDataValues
}
if(mCallDataValues.size() > 0) {
if (mCallDataValues.size() > 0) { // 检查通讯数据，代码内容功能同上
mCallDataValues.put(DataColumns.NOTE_ID, noteId);
if (mCallDataId == 0) {
mCallDataValues.put(DataColumns.MIME_TYPE, CallNote.CONTENT_ITEM_TYPE);
@ -233,7 +235,7 @@ public class Note {
mCallDataValues.clear();
}
if (operationList.size() > 0) {
if (operationList.size() > 0) { // 检查operationList，对载入的操作进行批量提交
try {
ContentProviderResult[] results = context.getContentResolver().applyBatch(
Notes.AUTHORITY, operationList);

200
src/model/WorkingNote.java
Unescape View File

@ -31,38 +31,37 @@ import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.data.Notes.TextNote;
import net.micode.notes.tool.ResourceParser.NoteBgResources;
public class WorkingNote {
public class WorkingNote {// 表示工作便签
// Note for the working note
private Note mNote;
private Note mNote; // 表示工作便签
// Note Id
private long mNoteId;
private long mNoteId; // 便签id
// Note content
private String mContent;
private String mContent; // 便签内容
// Note mode
private int mMode;
private int mMode; // 便签模式
private long mAlertDate;
private long mAlertDate; // 提醒日期
private long mModifiedDate;
private long mModifiedDate; // 最近修改日期
private int mBgColorId;
private int mBgColorId; // 背景颜色id
private int mWidgetId;
private int mWidgetId; // 小部件id
private int mWidgetType;
private int mWidgetType; // 小部件类型
private long mFolderId;
private long mFolderId; // 所在文件夹id
private Context mContext;
private Context mContext; // 表示上下文
private static final String TAG = "WorkingNote";
private static final String TAG = "WorkingNote"; // 设置TAG
private boolean mIsDeleted;
private boolean mIsDeleted; // 表示是否被删除
private NoteSettingChangedListener mNoteSettingStatusListener;
private NoteSettingChangedListener mNoteSettingStatusListener; // 表示便签设置状态
public static final String[] DATA_PROJECTION = new String[] {
public static final String[] DATA_PROJECTION = new String[] { // 用于指定需要从数据库查询的数据列
DataColumns.ID,
DataColumns.CONTENT,
DataColumns.MIME_TYPE,
@ -81,28 +80,28 @@ public class WorkingNote {
NoteColumns.MODIFIED_DATE
};
private static final int DATA_ID_COLUMN = 0;
private static final int DATA_ID_COLUMN = 0; // 表示查询数据的id列
private static final int DATA_CONTENT_COLUMN = 1;
private static final int DATA_CONTENT_COLUMN = 1; // 表示查询数据的内容列
private static final int DATA_MIME_TYPE_COLUMN = 2;
private static final int DATA_MIME_TYPE_COLUMN = 2; // 表示查询数据的MIME类型列
private static final int DATA_MODE_COLUMN = 3;
private static final int DATA_MODE_COLUMN = 3; // 表示查询数据的模式列
private static final int NOTE_PARENT_ID_COLUMN = 0;
private static final int NOTE_PARENT_ID_COLUMN = 0; // 表示查询便签的父文件夹id列
private static final int NOTE_ALERTED_DATE_COLUMN = 1;
private static final int NOTE_ALERTED_DATE_COLUMN = 1; // 表示便签的提醒日期列
private static final int NOTE_BG_COLOR_ID_COLUMN = 2;
private static final int NOTE_BG_COLOR_ID_COLUMN = 2; // 表示便签的背景颜色id列
private static final int NOTE_WIDGET_ID_COLUMN = 3;
private static final int NOTE_WIDGET_ID_COLUMN = 3; // 表示便签小组件id列
private static final int NOTE_WIDGET_TYPE_COLUMN = 4;
private static final int NOTE_WIDGET_TYPE_COLUMN = 4; // 表示便签小组件类型列
private static final int NOTE_MODIFIED_DATE_COLUMN = 5;
private static final int NOTE_MODIFIED_DATE_COLUMN = 5; // 表示便签最后修改日期列
// New note construct
private WorkingNote(Context context, long folderId) {
private WorkingNote(Context context, long folderId) { // 新建便签的结构
mContext = context;
mAlertDate = 0;
mModifiedDate = System.currentTimeMillis();
@ -115,7 +114,7 @@ public class WorkingNote {
}
// Existing note construct
private WorkingNote(Context context, long noteId, long folderId) {
private WorkingNote(Context context, long noteId, long folderId) { // 存在的的便签结构
mContext = context;
mNoteId = noteId;
mFolderId = folderId;
@ -124,13 +123,13 @@ public class WorkingNote {
loadNote();
}
private void loadNote() {
private void loadNote() { // 查询并加载当前便签的详细信息
Cursor cursor = mContext.getContentResolver().query(
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null,
null, null);
null, null); // 返回一个Cursor对象
if (cursor != null) {
if (cursor.moveToFirst()) {
if (cursor.moveToFirst()) { // 将查询结构的列值返回当前便签
mFolderId = cursor.getLong(NOTE_PARENT_ID_COLUMN);
mBgColorId = cursor.getInt(NOTE_BG_COLOR_ID_COLUMN);
mWidgetId = cursor.getInt(NOTE_WIDGET_ID_COLUMN);
@ -141,70 +140,70 @@ public class WorkingNote {
cursor.close();
} else {
Log.e(TAG, "No note with id:" + mNoteId);
throw new IllegalArgumentException("Unable to find note with id " + mNoteId);
throw new IllegalArgumentException("Unable to find note with id " + mNoteId); // 抛出异常，表示未找到指定id的便签
}
loadNoteData();
loadNoteData(); // 加载便签内容和其他数据
}
private void loadNoteData() {
private void loadNoteData() { // 加载便签内容数据
Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION,
DataColumns.NOTE_ID + "=?", new String[] {
String.valueOf(mNoteId)
}, null);
DataColumns.NOTE_ID + "=?", new String[] { // 获取与便签id相对应的所有数据
String.valueOf(mNoteId)
}, null); // 遍历Cursor对象所有数据
if (cursor != null) {
if (cursor.moveToFirst()) {
do {
String type = cursor.getString(DATA_MIME_TYPE_COLUMN);
if (DataConstants.NOTE.equals(type)) {
if (DataConstants.NOTE.equals(type)) { // 类型相对应则设置WorkingNote对象成员变量
mContent = cursor.getString(DATA_CONTENT_COLUMN);
mMode = cursor.getInt(DATA_MODE_COLUMN);
mNote.setTextDataId(cursor.getLong(DATA_ID_COLUMN));
} else if (DataConstants.CALL_NOTE.equals(type)) {
mNote.setCallDataId(cursor.getLong(DATA_ID_COLUMN));
mNote.setCallDataId(cursor.getLong(DATA_ID_COLUMN)); // 设置为Notes对象的成员变量
} else {
Log.d(TAG, "Wrong note type with type:" + type);
Log.d(TAG, "Wrong note type with type:" + type); // 抛出异常，错误的数据类型
}
} while (cursor.moveToNext());
}
cursor.close();
} else {
Log.e(TAG, "No data with id:" + mNoteId);
throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId);
throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId); // 抛出异常，无查询结果
}
}
public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId,
int widgetType, int defaultBgColorId) {
WorkingNote note = new WorkingNote(context, folderId);
public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId, // 上下文对象、文件夹id、组件id、组件类型、默认背景颜色id
int widgetType, int defaultBgColorId) { // 创建空白便签
WorkingNote note = new WorkingNote(context, folderId); // 用上下文对象、父文件夹id创建WorkingNote
note.setBgColorId(defaultBgColorId);
note.setWidgetId(widgetId);
note.setWidgetType(widgetType);
return note;
return note; // 设置变量并返回
}
public static WorkingNote load(Context context, long id) {
public static WorkingNote load(Context context, long id) { // 用上下文对象和id创建新的WorkingNote对象
return new WorkingNote(context, id, 0);
}
public synchronized boolean saveNote() {
if (isWorthSaving()) {
if (!existInDatabase()) {
if ((mNoteId = Note.getNewNoteId(mContext, mFolderId)) == 0) {
Log.e(TAG, "Create new note fail with id:" + mNoteId);
public synchronized boolean saveNote() { // 保存便签
if (isWorthSaving()) { // 判断是否保存
if (!existInDatabase()) { // 是否存在与数据库
if ((mNoteId = Note.getNewNoteId(mContext, mFolderId)) == 0) { // 不存在则获取id
Log.e(TAG, "Create new note fail with id:" + mNoteId); // 日志记录
return false;
}
}
mNote.syncNote(mContext, mNoteId);
mNote.syncNote(mContext, mNoteId); // 同步到数据库中
/**
* Update widget content if there exist any widget of this note
*/
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID // 诺该便签与组件关联
&& mWidgetType != Notes.TYPE_WIDGET_INVALIDE
&& mNoteSettingStatusListener != null) {
mNoteSettingStatusListener.onWidgetChanged();
mNoteSettingStatusListener.onWidgetChanged(); // 更新组件
}
return true;
} else {
@ -214,155 +213,156 @@ public class WorkingNote {
public boolean existInDatabase() {
return mNoteId > 0;
}
} // 判断便签是否存在数据库
private boolean isWorthSaving() {
if (mIsDeleted || (!existInDatabase() && TextUtils.isEmpty(mContent))
if (mIsDeleted || (!existInDatabase() && TextUtils.isEmpty(mContent)) // 不存在于数据库且为空，或者没本地修改
|| (existInDatabase() && !mNote.isLocalModified())) {
return false;
} else {
return true;
}
}
} // 判断是否值得保存
public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) {
mNoteSettingStatusListener = l;
}
} // 设置便签状态监视器
public void setAlertDate(long date, boolean set) {
if (date != mAlertDate) {
mAlertDate = date;
mNote.setNoteValue(NoteColumns.ALERTED_DATE, String.valueOf(mAlertDate));
public void setAlertDate(long date, boolean set) { // 设置提醒
if (date != mAlertDate) { // 判断传入是否相同
mAlertDate = date; // 更新
mNote.setNoteValue(NoteColumns.ALERTED_DATE, String.valueOf(mAlertDate)); // 更新数据库
}
if (mNoteSettingStatusListener != null) {
mNoteSettingStatusListener.onClockAlertChanged(date, set);
mNoteSettingStatusListener.onClockAlertChanged(date, set); // 调用监听器
}
}
public void markDeleted(boolean mark) {
public void markDeleted(boolean mark) { // 标记删除标志
mIsDeleted = mark;
if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
&& mWidgetType != Notes.TYPE_WIDGET_INVALIDE && mNoteSettingStatusListener != null) {
mNoteSettingStatusListener.onWidgetChanged();
mNoteSettingStatusListener.onWidgetChanged(); // 已删除则更新组件
}
}
public void setBgColorId(int id) {
if (id != mBgColorId) {
mBgColorId = id;
public void setBgColorId(int id) { // 设置背景颜色
if (id != mBgColorId) { // 检查
mBgColorId = id; // 更新设置
if (mNoteSettingStatusListener != null) {
mNoteSettingStatusListener.onBackgroundColorChanged();
mNoteSettingStatusListener.onBackgroundColorChanged(); // 通知监听器
}
mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id));
mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id)); // 更新数据库
}
}
public void setCheckListMode(int mode) {
if (mMode != mode) {
public void setCheckListMode(int mode) { // 设置便签的检查清单模式
if (mMode != mode) { // 检查
if (mNoteSettingStatusListener != null) {
mNoteSettingStatusListener.onCheckListModeChanged(mMode, mode);
mNoteSettingStatusListener.onCheckListModeChanged(mMode, mode); // 通知
}
mMode = mode;
mNote.setTextData(TextNote.MODE, String.valueOf(mMode));
mNote.setTextData(TextNote.MODE, String.valueOf(mMode)); // 更新数据库
}
}
public void setWidgetType(int type) {
public void setWidgetType(int type) { // 设置组件类型
if (type != mWidgetType) {
mWidgetType = type;
mNote.setNoteValue(NoteColumns.WIDGET_TYPE, String.valueOf(mWidgetType));
mNote.setNoteValue(NoteColumns.WIDGET_TYPE, String.valueOf(mWidgetType)); // 更新数据库
}
}
public void setWidgetId(int id) {
public void setWidgetId(int id) { // 设置组件id
if (id != mWidgetId) {
mWidgetId = id;
mNote.setNoteValue(NoteColumns.WIDGET_ID, String.valueOf(mWidgetId));
mNote.setNoteValue(NoteColumns.WIDGET_ID, String.valueOf(mWidgetId)); // 更新数据库
}
}
public void setWorkingText(String text) {
public void setWorkingText(String text) { // 设置文本
if (!TextUtils.equals(mContent, text)) {
mContent = text;
mNote.setTextData(DataColumns.CONTENT, mContent);
mNote.setTextData(DataColumns.CONTENT, mContent); // 更新
}
}
public void convertToCallNote(String phoneNumber, long callDate) {
public void convertToCallNote(String phoneNumber, long callDate) { // 转换为呼叫类型便签
mNote.setCallData(CallNote.CALL_DATE, String.valueOf(callDate));
mNote.setCallData(CallNote.PHONE_NUMBER, phoneNumber);
mNote.setNoteValue(NoteColumns.PARENT_ID, String.valueOf(Notes.ID_CALL_RECORD_FOLDER));
mNote.setNoteValue(NoteColumns.PARENT_ID, String.valueOf(Notes.ID_CALL_RECORD_FOLDER)); // 修改父文件夹id为呼叫记录id
}
public boolean hasClockAlert() {
return (mAlertDate > 0 ? true : false);
}
} // 是否设置提醒数据
public String getContent() {
return mContent;
}
} // 获取内容
public long getAlertDate() {
return mAlertDate;
}
} // 获取提醒时间
public long getModifiedDate() {
return mModifiedDate;
}
} // 获取最后修改时间
public int getBgColorResId() {
return NoteBgResources.getNoteBgResource(mBgColorId);
}
} // 获取背景资源id
public int getBgColorId() {
return mBgColorId;
}
} // 获取背景颜色id
public int getTitleBgResId() {
return NoteBgResources.getNoteTitleBgResource(mBgColorId);
}
} // 获取标题栏背景颜色资源id
public int getCheckListMode() {
return mMode;
}
} // 获取检查清单模式
public long getNoteId() {
return mNoteId;
}
} // 获取便签id
public long getFolderId() {
return mFolderId;
}
} // 获取父文件夹id
public int getWidgetId() {
return mWidgetId;
}
} // 获取组件id
public int getWidgetType() {
return mWidgetType;
}
} // 获取组件类型
public interface NoteSettingChangedListener {
public interface NoteSettingChangedListener { // 接口
/**
* Called when the background color of current note has just changed
*/
void onBackgroundColorChanged();
void onBackgroundColorChanged(); // 便签背景颜色变化时启动
/**
* Called when user set clock
*/
void onClockAlertChanged(long date, boolean set);
void onClockAlertChanged(long date, boolean set); // 设置提醒时间时启动
/**
* Call when user create note from widget
*/
void onWidgetChanged();
void onWidgetChanged(); // 创建组件时启动
/**
* Call when switch between check list mode and normal mode
*
* @param oldMode is previous mode before change
* @param newMode is new mode
*/
void onCheckListModeChanged(int oldMode, int newMode);
void onCheckListModeChanged(int oldMode, int newMode); // 清单模式转为笔记模式时启动
}
}

146
src/tool/BackupUtils.java
Unescape View File

@ -33,8 +33,8 @@ import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.io.PrintStream;//////
//添加包。类。对象等
public class BackupUtils {
private static final String TAG = "BackupUtils";
@ -42,9 +42,9 @@ public class BackupUtils {
private static BackupUtils sInstance;
public static synchronized BackupUtils getInstance(Context context) {
if (sInstance == null) {
if (sInstance == null) {//如果实例为空则创建新实例
sInstance = new BackupUtils(context);
}
}//返回实例
return sInstance;
}
@ -72,19 +72,19 @@ public class BackupUtils {
private static boolean externalStorageAvailable() {
return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState());
}
//将笔记·导出文本，返回导出时的状态码
public int exportToText() {
return mTextExport.exportToText();
}
//获取导出文本文件名
public String getExportedTextFileName() {
return mTextExport.mFileName;
}
//获得到处文本文件目录
public String getExportedTextFileDir() {
return mTextExport.mFileDirectory;
}
//负责将笔记导出为文本
private static class TextExport {
private static final String[] NOTE_PROJECTION = {
NoteColumns.ID,
@ -93,11 +93,11 @@ public class BackupUtils {
NoteColumns.TYPE
};
private static final int NOTE_COLUMN_ID = 0;
private static final int NOTE_COLUMN_ID = 0;//查询结果中笔记id所在列的索引
private static final int NOTE_COLUMN_MODIFIED_DATE = 1;
private static final int NOTE_COLUMN_MODIFIED_DATE = 1;//查询结果中笔记上次修改时间所在的索引
private static final int NOTE_COLUMN_SNIPPET = 2;
private static final int NOTE_COLUMN_SNIPPET = 2;//查询摘要所在索引
private static final String[] DATA_PROJECTION = {
DataColumns.CONTENT,
@ -106,7 +106,7 @@ public class BackupUtils {
DataColumns.DATA2,
DataColumns.DATA3,
DataColumns.DATA4,
};
};//定义静态不可变数据列
private static final int DATA_COLUMN_CONTENT = 0;
@ -114,24 +114,24 @@ public class BackupUtils {
private static final int DATA_COLUMN_CALL_DATE = 2;
private static final int DATA_COLUMN_PHONE_NUMBER = 4;
private static final int DATA_COLUMN_PHONE_NUMBER = 4;//定义以上数据列MIME类，呼叫日期，号码的索引初始值
private final String [] TEXT_FORMAT;
private static final int FORMAT_FOLDER_NAME = 0;
private final String [] TEXT_FORMAT;//定义带有3个元素字符串数组TEXT_FORMAT
private static final int FORMAT_FOLDER_NAME = 0;//格式化后目录名称FORMAT_FOLDER_NAME= 0
private static final int FORMAT_NOTE_DATE = 1;
private static final int FORMAT_NOTE_CONTENT = 2;
private static final int FORMAT_NOTE_CONTENT = 2;//格式化后的笔记内容索引为2
private Context mContext;
private String mFileName;
private String mFileDirectory;
private Context mContext;//声名Context类型和字符串类型
private String mFileName;//文件名称
private String mFileDirectory;//文件目录路径
public TextExport(Context context) {
TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note);
TEXT_FORMAT = context.getResources().getStringArray(R.array.format_for_exported_note);//初始化文件名称变量为控字符串
mContext = context;
mFileName = "";
mFileDirectory = "";
}
}//初始化文件路径mFileDirectory = ""为空
//创建TextExport对象
private String getFormat(int id) {
return TEXT_FORMAT[id];
}
@ -166,39 +166,39 @@ public class BackupUtils {
* Export note identified by id to a print stream
*/
private void exportNoteToText(String noteId, PrintStream ps) {
Cursor dataCursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI,
Cursor dataCursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI,//查询CONTENT_DATA_URI对应的数据表
DATA_PROJECTION, DataColumns.NOTE_ID + "=?", new String[] {
noteId
}, null);
if (dataCursor != null) {
if (dataCursor.moveToFirst()) {
//使用DataColumns.NOTE_ID是否为？限制查询条件，并查询noted对应的数据行
if (dataCursor != null) {//若查询不为空，则执行以下代码：
if (dataCursor.moveToFirst()) {//移动游标为第一条记录并循环记录
do {
String mimeType = dataCursor.getString(DATA_COLUMN_MIME_TYPE);
String mimeType = dataCursor.getString(DATA_COLUMN_MIME_TYPE);//获取MIME_TYPE的值
if (DataConstants.CALL_NOTE.equals(mimeType)) {
// Print phone number
String phoneNumber = dataCursor.getString(DATA_COLUMN_PHONE_NUMBER);
long callDate = dataCursor.getLong(DATA_COLUMN_CALL_DATE);
String location = dataCursor.getString(DATA_COLUMN_CONTENT);
String location = dataCursor.getString(DATA_COLUMN_CONTENT);//从记录中获取phonenumber和calldate的值并输出号码
if (!TextUtils.isEmpty(phoneNumber)) {
if (!TextUtils.isEmpty(phoneNumber)) {//若电话号码不为空
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),
phoneNumber));
phoneNumber));//输出电话号码输出到PrintStream实例PS中
}
// Print call date
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT), DateFormat
.format(mContext.getString(R.string.format_datetime_mdhm),
callDate)));
callDate)));//输出通话日期信息到PrintStream中
// Print call attachment location
if (!TextUtils.isEmpty(location)) {
if (!TextUtils.isEmpty(location)) {//若位置信息不为空
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),
location));
}
} else if (DataConstants.NOTE.equals(mimeType)) {
String content = dataCursor.getString(DATA_COLUMN_CONTENT);
}//输出位置信息到PrintStream实例PS中
} else if (DataConstants.NOTE.equals(mimeType)) {//若数据类型为Note，则执行以下语句
String content = dataCursor.getString(DATA_COLUMN_CONTENT);//从Cursor中获取信息
if (!TextUtils.isEmpty(content)) {
ps.println(String.format(getFormat(FORMAT_NOTE_CONTENT),
content));
content));//将内容信息格式化输出rintStream实例PS中
}
}
} while (dataCursor.moveToNext());
@ -210,74 +210,74 @@ public class BackupUtils {
ps.write(new byte[] {
Character.LINE_SEPARATOR, Character.LETTER_NUMBER
});
} catch (IOException e) {
} catch (IOException e) {//若出现IO异常，则廖永Log类的e（）方法将异常信息输出日志中
Log.e(TAG, e.toString());
}
}
//使用rintStream实例PS的write（）方法写入字节数组到输出流中，包括换行和字母数字
/**
* Note will be exported as text which is user readable
*/
public int exportToText() {
public int exportToText() {//定义exportToText()，返回值类型为整型
if (!externalStorageAvailable()) {
Log.d(TAG, "Media was not mounted");
return STATE_SD_CARD_UNMOUONTED;
}
PrintStream ps = getExportToTextPrintStream();
//若外部存储不可用，输出日记信息，返回表示Media was not mounted
PrintStream ps = getExportToTextPrintStream();//获取打印输出
if (ps == null) {
Log.e(TAG, "get print stream error");
return STATE_SYSTEM_ERROR;
}
}//若获取不到打印输出，输出get print stream error"，并返回错误
// First export folder and its notes
Cursor folderCursor = mContext.getContentResolver().query(
Cursor folderCursor = mContext.getContentResolver().query(//声名Cursor类的变量folder，存储调查结果
Notes.CONTENT_NOTE_URI,
NOTE_PROJECTION,
NOTE_PROJECTION,//调用getContentResolver()，查询目标为Note表中数据和NOTE_PROJECTION指定列
"(" + NoteColumns.TYPE + "=" + Notes.TYPE_FOLDER + " AND "
+ NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER + ") OR "
+ NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER, null, null);
if (folderCursor != null) {
//限定查询条件为文件夹且父类文件夹不是回收站
if (folderCursor != null) {//判断folder是否为空
if (folderCursor.moveToFirst()) {
do {
// Print folder's name
String folderName = "";
String folderName = "";//遍历查询文件夹中所有文件夹记录
if(folderCursor.getLong(NOTE_COLUMN_ID) == Notes.ID_CALL_RECORD_FOLDER) {
folderName = mContext.getString(R.string.call_record_folder_name);
} else {
folderName = mContext.getString(R.string.call_record_folder_name);//若记录对应通话记录文件夹，给folder赋值Notes.ID_CALL_RECORD_FOLDER
} else {//否则folder赋值为记录的摘要字段值
folderName = folderCursor.getString(NOTE_COLUMN_SNIPPET);
}
if (!TextUtils.isEmpty(folderName)) {
ps.println(String.format(getFormat(FORMAT_FOLDER_NAME), folderName));
}
String folderId = folderCursor.getString(NOTE_COLUMN_ID);
String folderId = folderCursor.getString(NOTE_COLUMN_ID);//获取当前记录对应文件夹id并赋值给folder
exportFolderToText(folderId, ps);
} while (folderCursor.moveToNext());
} while (folderCursor.moveToNext());//将当前记录文件夹导出为文本形式，结果写入PS中
}
folderCursor.close();
}
// Export notes in root's folder
Cursor noteCursor = mContext.getContentResolver().query(
Notes.CONTENT_NOTE_URI,
NOTE_PROJECTION,
Cursor noteCursor = mContext.getContentResolver().query(//通过getContentResolver()获取resolver对象，并调用querty方法查询
Notes.CONTENT_NOTE_URI,//查询URI
NOTE_PROJECTION,//查询列
NoteColumns.TYPE + "=" + +Notes.TYPE_NOTE + " AND " + NoteColumns.PARENT_ID
+ "=0", null, null);
+ "=0", null, null);//限制查询类型为Notes.TYPE_NOTE，且父id为0的note记录
if (noteCursor != null) {
if (noteCursor.moveToFirst()) {
if (noteCursor.moveToFirst()) {//将游标移到查询结果的第一条记录
do {
ps.println(String.format(getFormat(FORMAT_NOTE_DATE), DateFormat.format(
mContext.getString(R.string.format_datetime_mdhm),
noteCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))));
noteCursor.getLong(NOTE_COLUMN_MODIFIED_DATE))));//根据时间格式化字符串的时间戳，将时间转换成字符串格式
// Query data belong to this note
String noteId = noteCursor.getString(NOTE_COLUMN_ID);
exportNoteToText(noteId, ps);
} while (noteCursor.moveToNext());
}
}//或i去当前Note记录的id，吧id对应数据写入输出流中
noteCursor.close();
}
ps.close();
ps.close();//关闭游标
return STATE_SUCCESS;
}
@ -286,21 +286,21 @@ public class BackupUtils {
* Get a print stream pointed to the file {@generateExportedTextFile}
*/
private PrintStream getExportToTextPrintStream() {
File file = generateFileMountedOnSDcard(mContext, R.string.file_path,
File file = generateFileMountedOnSDcard(mContext, R.string.file_path,//使用getExportToTextPrintStream()再sd卡上生成指定名称和路径的文本文件
R.string.file_name_txt_format);
if (file == null) {
Log.e(TAG, "create file to exported failed");
return null;
return null;//若生成文件失败，返回null，再logcat输出错误信息
}
mFileName = file.getName();
mFileDirectory = mContext.getString(R.string.file_path);
mFileDirectory = mContext.getString(R.string.file_path);//将成功创建文件保存为FoleNAMe，路径柏村委mFileDiectory
PrintStream ps = null;
try {
FileOutputStream fos = new FileOutputStream(file);
ps = new PrintStream(fos);
} catch (FileNotFoundException e) {
ps = new PrintStream(fos);//创建对象fos，用于写入文件
} catch (FileNotFoundException e) {//使用fos创建PrintStream对象PS，一边向文件夹写入数据
e.printStackTrace();
return null;
return null;//若无法找到写入目标文件，再logcat输出错误信息，并返回null
} catch (NullPointerException e) {
e.printStackTrace();
return null;
@ -314,28 +314,28 @@ public class BackupUtils {
*/
private static File generateFileMountedOnSDcard(Context context, int filePathResId, int fileNameFormatResId) {
StringBuilder sb = new StringBuilder();
sb.append(Environment.getExternalStorageDirectory());
sb.append(Environment.getExternalStorageDirectory());//再strtingbuilder中添加SD卡根目录路径
sb.append(context.getString(filePathResId));
File filedir = new File(sb.toString());
File filedir = new File(sb.toString());//添加文件路径字符串资源id，并返回file对象表示该目录
sb.append(context.getString(
fileNameFormatResId,
DateFormat.format(context.getString(R.string.format_date_ymd),
System.currentTimeMillis())));
System.currentTimeMillis())));//再StringBuilder添加文件名格式字符串资源id，并使用dateFormat替换为当前日期格式化字符串
File file = new File(sb.toString());
//返回表示最终创建的文件夹对象
try {
if (!filedir.exists()) {
filedir.mkdir();
}
}//判断指定目录是否存在，若不存在创建
if (!file.exists()) {
file.createNewFile();
}
return file;
}//判断指定目录是否存在，若不存在创建
return file;//返回创建对象
} catch (SecurityException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}//如果不能在指定目录下创建新的文件，则抛出IOException异常
return null;
}

89
src/tool/DataUtils.java
Unescape View File

@ -25,18 +25,18 @@ import android.content.OperationApplicationException;
import android.database.Cursor;
import android.os.RemoteException;
import android.util.Log;
//导入android 包content、database等
import net.micode.notes.data.Notes;
import net.micode.notes.data.Notes.CallNote;
import net.micode.notes.data.Notes.NoteColumns;
import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute;
//导入net-micode包下数据
import java.util.ArrayList;
import java.util.HashSet;
//导入JAVA ArrayList和HashSet类
public class DataUtils {
public static final String TAG = "DataUtils";
public class DataUtils {//对DataUtils类进行定义
public static final String TAG = "DataUtils";//定义静态不可变字TAG符串常量"DataUtils"
public static boolean batchDeleteNotes(ContentResolver resolver, HashSet<Long> ids) {
if (ids == null) {
Log.d(TAG, "the ids is null");
@ -46,69 +46,71 @@ public class DataUtils {
Log.d(TAG, "no id is in the hashset");
return true;
}
//定义批量删除笔记。若ids参数为null，输出"the ids is null"并返回true；若ids参数为0，输出"no id is in the hashset"并返回true
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
for (long id : ids) {
//定义操作列表，存储ContentProviderOperation对象
for (long id : ids) {//遍历id列表
if(id == Notes.ID_ROOT_FOLDER) {
Log.e(TAG, "Don't delete system folder root");
continue;
}
}//如果id为系统根目录，打印"不要删除系统根目录"并进行下一次循环
ContentProviderOperation.Builder builder = ContentProviderOperation
.newDelete(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id));
operationList.add(builder.build());
operationList.add(builder.build());//创造builder对象，删除指定id的ContentProviderOperation
}
try {
try {//调用applybatch
ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList);
if (results == null || results.length == 0 || results[0] == null) {
Log.d(TAG, "delete notes failed, ids:" + ids.toString());
return false;
}
return true;
return true;//若返回为空或第一个结果为null，输出删除失败返回false，否则返回true
} catch (RemoteException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
} catch (OperationApplicationException e) {
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
}
}//若remoteexeption或operationapplicationexception异常，返回false
return false;
}
public static void moveNoteToFoler(ContentResolver resolver, long id, long srcFolderId, long desFolderId) {
ContentValues values = new ContentValues();
values.put(NoteColumns.PARENT_ID, desFolderId);
values.put(NoteColumns.ORIGIN_PARENT_ID, srcFolderId);
ContentValues values = new ContentValues();//创建contentValues对象
values.put(NoteColumns.PARENT_ID, desFolderId);//移动笔记至目标文件夹
values.put(NoteColumns.ORIGIN_PARENT_ID, srcFolderId);//更新笔记的原始父类文件夹id
values.put(NoteColumns.LOCAL_MODIFIED, 1);
resolver.update(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id), values, null, null);
//更新笔记
}
public static boolean batchMoveToFolder(ContentResolver resolver, HashSet<Long> ids,
long folderId) {
long folderId) {//若ids为空，打印log并返回true
if (ids == null) {
Log.d(TAG, "the ids is null");
return true;
}
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
for (long id : ids) {
for (long id : ids) {//遍历笔记id集合
ContentProviderOperation.Builder builder = ContentProviderOperation
.newUpdate(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, id));
builder.withValue(NoteColumns.PARENT_ID, folderId);
builder.withValue(NoteColumns.LOCAL_MODIFIED, 1);
operationList.add(builder.build());
builder.withValue(NoteColumns.PARENT_ID, folderId);//移动笔记至目标文件夹
builder.withValue(NoteColumns.LOCAL_MODIFIED, 1);//添加键值对，表示本地有效
operationList.add(builder.build());//添加操作至操作列表
}
try {
ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList);
if (results == null || results.length == 0 || results[0] == null) {
ContentProviderResult[] results = resolver.applyBatch(Notes.AUTHORITY, operationList);//应用操作列表
if (results == null || results.length == 0 || results[0] == null) {//如果结果为空或者第一个结果为空，打印log并返回false
Log.d(TAG, "delete notes failed, ids:" + ids.toString());
return false;
}
return true;
} catch (RemoteException e) {
return true;//true表示操作成功
} catch (RemoteException e) {//捕获远程异常
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
} catch (OperationApplicationException e) {
} catch (OperationApplicationException e) {//捕获操作异常
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
}
return false;
return false;//false表示操作失败
}
/**
@ -134,7 +136,7 @@ public class DataUtils {
}
}
return count;
}
}//检查笔记是否在数据库中可见，若不可见输出"get folder count failed:"
public static boolean visibleInNoteDatabase(ContentResolver resolver, long noteId, int type) {
Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId),
@ -152,7 +154,7 @@ public class DataUtils {
}
return exist;
}
//检查数据是否在数据库中存在
public static boolean existInNoteDatabase(ContentResolver resolver, long noteId) {
Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId),
null, null, null, null);
@ -166,7 +168,7 @@ public class DataUtils {
}
return exist;
}
//检查文件名称是否可见
public static boolean existInDataDatabase(ContentResolver resolver, long dataId) {
Cursor cursor = resolver.query(ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId),
null, null, null, null);
@ -198,6 +200,7 @@ public class DataUtils {
}
public static HashSet<AppWidgetAttribute> getFolderNoteWidget(ContentResolver resolver, long folderId) {
//查询文件夹中所有小部件id和类型
Cursor c = resolver.query(Notes.CONTENT_NOTE_URI,
new String[] { NoteColumns.WIDGET_ID, NoteColumns.WIDGET_TYPE },
NoteColumns.PARENT_ID + "=?",
@ -208,6 +211,7 @@ public class DataUtils {
if (c != null) {
if (c.moveToFirst()) {
set = new HashSet<AppWidgetAttribute>();
//遍历查询结果，将小部件id和类型存入hashSET中
do {
try {
AppWidgetAttribute widget = new AppWidgetAttribute();
@ -220,11 +224,11 @@ public class DataUtils {
} while (c.moveToNext());
}
c.close();
}
}//返回文件夹中所有小部件HashSet集合
return set;
}
public static String getCallNumberByNoteId(ContentResolver resolver, long noteId) {
public static String getCallNumberByNoteId(ContentResolver resolver, long noteId) {//获取一段笔记的getCallNumberByNoteId
Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI,
new String [] { CallNote.PHONE_NUMBER },
CallNote.NOTE_ID + "=? AND " + CallNote.MIME_TYPE + "=?",
@ -234,20 +238,21 @@ public class DataUtils {
if (cursor != null && cursor.moveToFirst()) {
try {
return cursor.getString(0);
} catch (IndexOutOfBoundsException e) {
Log.e(TAG, "Get call number fails " + e.toString());
} catch (IndexOutOfBoundsException e) {//如果查询结果不为空且有数据，则返回该行的电话号码
Log.e(TAG, "Get call number fails " + e.toString());//如果获取电话号码失败，则打印错误日志
} finally {
cursor.close();
}
} //关闭游标，释放资源
}
return "";
return "";//如果没有查询结果，则返回空串
}
public static long getNoteIdByPhoneNumberAndCallDate(ContentResolver resolver, String phoneNumber, long callDate) {
Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI,
new String [] { CallNote.NOTE_ID },
//使用ContentResover对象来查询数据，并返回Cursor对象
Cursor cursor = resolver.query(Notes.CONTENT_DATA_URI,//查询Note id字段
new String [] { CallNote.NOTE_ID },//通过童话日期，电话号码扽给查询
CallNote.CALL_DATE + "=? AND " + CallNote.MIME_TYPE + "=? AND PHONE_NUMBERS_EQUAL("
+ CallNote.PHONE_NUMBER + ",?)",
+ CallNote.PHONE_NUMBER + ",?)",//传入查询参数
new String [] { String.valueOf(callDate), CallNote.CONTENT_ITEM_TYPE, phoneNumber },
null);
@ -264,8 +269,8 @@ public class DataUtils {
return 0;
}
public static String getSnippetById(ContentResolver resolver, long noteId) {
Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI,
public static String getSnippetById(ContentResolver resolver, long noteId) {//使用ContentResovler对象查询数据，返回Cursor对象
Cursor cursor = resolver.query(Notes.CONTENT_NOTE_URI,//查询snippet字段
new String [] { NoteColumns.SNIPPET },
NoteColumns.ID + "=?",
new String [] { String.valueOf(noteId)},
@ -273,14 +278,14 @@ public class DataUtils {
if (cursor != null) {
String snippet = "";
if (cursor.moveToFirst()) {
if (cursor.moveToFirst()) {//获取查询结果中第0列的值，即snippet字段值
snippet = cursor.getString(0);
}
cursor.close();
return snippet;
}
throw new IllegalArgumentException("Note is not found with id: " + noteId);
}
}//通过noteld获取信息，返回字符串
public static String getFormattedSnippet(String snippet) {
if (snippet != null) {

90
src/tool/GTaskStringUtils.java
Unescape View File

@ -18,96 +18,96 @@ package net.micode.notes.tool;
public class GTaskStringUtils {
public final static String GTASK_JSON_ACTION_ID = "action_id";
public final static String GTASK_JSON_ACTION_ID = "action_id";//定义字符串常量，在类的外部直接访问，表示"action_id"的字符串键名
public final static String GTASK_JSON_ACTION_LIST = "action_list";
public final static String GTASK_JSON_ACTION_LIST = "action_list";//定义字符串常量，在类的外部直接访问，表示"action_list的字符串键名
public final static String GTASK_JSON_ACTION_TYPE = "action_type";
public final static String GTASK_JSON_ACTION_TYPE = "action_type";//定义字符串常量，在类的外部直接访问，表示action_type的字符串键名
public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create";
public final static String GTASK_JSON_ACTION_TYPE_CREATE = "create";//定义字符串常量，在类的外部直接访问，表示create的字符串键名
public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all";
public final static String GTASK_JSON_ACTION_TYPE_GETALL = "get_all";//定义字符串常量，在类的外部直接访问，表示get_all的字符串键名
public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move";
public final static String GTASK_JSON_ACTION_TYPE_MOVE = "move";//定义字符串常量，在类的外部直接访问，表示"move的字符串键名
public final static String GTASK_JSON_ACTION_TYPE_UPDATE = "update";
public final static String GTASK_JSON_ACTION_TYPE_UPDATE = "update";//定义字符串常量，在类的外部直接访问，表示update的字符串键名
public final static String GTASK_JSON_CREATOR_ID = "creator_id";
public final static String GTASK_JSON_CREATOR_ID = "creator_id";//定义字符串常量，在类的外部直接访问，表示creator_id的字符串键名
public final static String GTASK_JSON_CHILD_ENTITY = "child_entity";
public final static String GTASK_JSON_CHILD_ENTITY = "child_entity";//定义字符串常量，在类的外部直接访问，表示child_entity的字符串键名
public final static String GTASK_JSON_CLIENT_VERSION = "client_version";
public final static String GTASK_JSON_CLIENT_VERSION = "client_version";//定义字符串常量，在类的外部直接访问，表示client_version的字符串键名
public final static String GTASK_JSON_COMPLETED = "completed";
public final static String GTASK_JSON_COMPLETED = "completed";//定义字符串常量，在类的外部直接访问，表示completed的字符串键名
public final static String GTASK_JSON_CURRENT_LIST_ID = "current_list_id";
//定义字符串常量，在类的外部直接访问，表示current_list_id的字符串键名
public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id";//定义字符串常量，在类的外部直接访问，表示default_list_id的字符串键名
public final static String GTASK_JSON_DEFAULT_LIST_ID = "default_list_id";
public final static String GTASK_JSON_DELETED = "deleted";//定义字符串常量，在类的外部直接访问，表示deleted的字符串键名
public final static String GTASK_JSON_DELETED = "deleted";
public final static String GTASK_JSON_DEST_LIST = "dest_list";//定义字符串常量，在类的外部直接访问，表示dest_list的字符串键名
public final static String GTASK_JSON_DEST_LIST = "dest_list";
public final static String GTASK_JSON_DEST_PARENT = "dest_parent";//定义字符串常量，在类的外部直接访问，表示dest_parent的字符串键名
public final static String GTASK_JSON_DEST_PARENT = "dest_parent";
public final static String GTASK_JSON_DEST_PARENT_TYPE = "dest_parent_type";//定义字符串常量，在类的外部直接访问，表示dest_parent_type的字符串键名
public final static String GTASK_JSON_DEST_PARENT_TYPE = "dest_parent_type";
public final static String GTASK_JSON_ENTITY_DELTA = "entity_delta";//定义字符串常量，在类的外部直接访问，表示entity_delta的字符串键名
public final static String GTASK_JSON_ENTITY_DELTA = "entity_delta";
public final static String GTASK_JSON_ENTITY_TYPE = "entity_type";
public final static String GTASK_JSON_ENTITY_TYPE = "entity_type";//定义字符串常量，在类的外部直接访问，表示entity_type的字符串键名
public final static String GTASK_JSON_GET_DELETED = "get_deleted";
//定义字符串常量，在类的外部直接访问，表示get_deleted的字符串键名
public final static String GTASK_JSON_ID = "id";//定义字符串常量，在类的外部直接访问，表示id的字符串键名
public final static String GTASK_JSON_ID = "id";
public final static String GTASK_JSON_INDEX = "index";
public final static String GTASK_JSON_INDEX = "index";//定义字符串常量，在类的外部直接访问，表示index的字符串键名
public final static String GTASK_JSON_LAST_MODIFIED = "last_modified";
public final static String GTASK_JSON_LAST_MODIFIED = "last_modified";//定义字符串常量，在类的外部直接访问，表示last_modified的字符串键名
public final static String GTASK_JSON_LATEST_SYNC_POINT = "latest_sync_point";
public final static String GTASK_JSON_LATEST_SYNC_POINT = "latest_sync_point";//定义字符串常量，在类的外部直接访问，表示latest_sync_point的字符串键名
public final static String GTASK_JSON_LIST_ID = "list_id";
public final static String GTASK_JSON_LIST_ID = "list_id";//定义字符串常量，在类的外部直接访问，表示list_id的字符串键名
public final static String GTASK_JSON_LISTS = "lists";
public final static String GTASK_JSON_LISTS = "lists";//定义字符串常量，在类的外部直接访问，表示lists的字符串键名
public final static String GTASK_JSON_NAME = "name";
public final static String GTASK_JSON_NAME = "name";//定义字符串常量，在类的外部直接访问，表示name的字符串键名
public final static String GTASK_JSON_NEW_ID = "new_id";
//定义字符串常量，在类的外部直接访问，表示new_id的字符串键名
public final static String GTASK_JSON_NOTES = "notes";//定义字符串常量，在类的外部直接访问，表示notes的字符串键名
public final static String GTASK_JSON_NOTES = "notes";
public final static String GTASK_JSON_PARENT_ID = "parent_id";
public final static String GTASK_JSON_PARENT_ID = "parent_id";//定义字符串常量，在类的外部直接访问，表示parent_id的字符串键名
public final static String GTASK_JSON_PRIOR_SIBLING_ID = "prior_sibling_id";
public final static String GTASK_JSON_PRIOR_SIBLING_ID = "prior_sibling_id";//定义字符串常量，在类的外部直接访问，表示prior_sibling_id的字符串键名
public final static String GTASK_JSON_RESULTS = "results";
public final static String GTASK_JSON_RESULTS = "results";//定义字符串常量，在类的外部直接访问，表示results的字符串键名
public final static String GTASK_JSON_SOURCE_LIST = "source_list";
public final static String GTASK_JSON_TASKS = "tasks";
public final static String GTASK_JSON_TASKS = "tasks";//定义字符串常量，在类的外部直接访问，表示tasks的字符串键名
public final static String GTASK_JSON_TYPE = "type";
public final static String GTASK_JSON_TYPE = "type";//定义字符串常量，在类的外部直接访问，表示type的字符串键名
public final static String GTASK_JSON_TYPE_GROUP = "GROUP";
public final static String GTASK_JSON_TYPE_GROUP = "GROUP";//定义字符串常量，在类的外部直接访问，表示GROUP的字符串键名
public final static String GTASK_JSON_TYPE_TASK = "TASK";
public final static String GTASK_JSON_TYPE_TASK = "TASK";//定义字符串常量，在类的外部直接访问，表示TASK的字符串键名
public final static String GTASK_JSON_USER = "user";
public final static String GTASK_JSON_USER = "user";//定义字符串常量，在类的外部直接访问，表示user的字符串键名
public final static String MIUI_FOLDER_PREFFIX = "[MIUI_Notes]";
public final static String MIUI_FOLDER_PREFFIX = "[MIUI_Notes]";//定义字符串常量，在类的外部直接访问，表示MIUI_Notes的字符串键名
public final static String FOLDER_DEFAULT = "Default";
public final static String FOLDER_DEFAULT = "Default";//定义字符串常量，在类的外部直接访问，表示Default的字符串键名
public final static String FOLDER_CALL_NOTE = "Call_Note";
public final static String FOLDER_CALL_NOTE = "Call_Note";//定义字符串常量，在类的外部直接访问，表示Call_Note的字符串键名
public final static String FOLDER_META = "METADATA";
public final static String FOLDER_META = "METADATA";//定义字符串常量，在类的外部直接访问，表示METADATA的字符串键名
public final static String META_HEAD_GTASK_ID = "meta_gid";
public final static String META_HEAD_GTASK_ID = "meta_gid";//定义字符串常量，在类的外部直接访问，表示meta_gid的字符串键名
public final static String META_HEAD_NOTE = "meta_note";
public final static String META_HEAD_NOTE = "meta_note";//定义字符串常量，在类的外部直接访问，表示meta_note的字符串键名
public final static String META_HEAD_DATA = "meta_data";
public final static String META_HEAD_DATA = "meta_data";//定义字符串常量，在类的外部直接访问，表示meta_data的字符串键名
public final static String META_NOTE_NAME = "[META INFO] DON'T UPDATE AND DELETE";
public final static String META_NOTE_NAME = "[META INFO] DON'T UPDATE AND DELETE";//定义字符串常量，在类的外部直接访问，表示[META INFO] DON'T UPDATE AND DELETE的字符串键名
}

87
src/tool/ResourceParser.java
Unescape View File

@ -22,22 +22,22 @@ import android.preference.PreferenceManager;
import net.micode.notes.R;
import net.micode.notes.ui.NotesPreferenceActivity;
public class ResourceParser {
public static final int YELLOW = 0;
public static final int BLUE = 1;
public static final int WHITE = 2;
public class ResourceParser {
//定义常量，用于表示颜色和字体大小
public static final int YELLOW = 0;//黄色
public static final int BLUE = 1;//蓝
public static final int WHITE = 2;//bai
public static final int GREEN = 3;
public static final int RED = 4;
public static final int BG_DEFAULT_COLOR = YELLOW;
public static final int BG_DEFAULT_COLOR = YELLOW;//默认背景颜色为黄色
public static final int TEXT_SMALL = 0;
public static final int TEXT_MEDIUM = 1;
public static final int TEXT_LARGE = 2;
public static final int TEXT_SUPER = 3;
public static final int TEXT_SMALL = 0;//字体小号
public static final int TEXT_MEDIUM = 1;//中
public static final int TEXT_LARGE = 2;//da
public static final int TEXT_SUPER = 3;//chaoda
public static final int BG_DEFAULT_FONT_SIZE = TEXT_MEDIUM;
public static final int BG_DEFAULT_FONT_SIZE = TEXT_MEDIUM;//默认大小为中
public static class NoteBgResources {
private final static int [] BG_EDIT_RESOURCES = new int [] {
@ -46,7 +46,7 @@ public class ResourceParser {
R.drawable.edit_white,
R.drawable.edit_green,
R.drawable.edit_red
};
};//定义私有静态常量G_EDIT_RESOURCES ，用于储存图片资源id
private final static int [] BG_EDIT_TITLE_RESOURCES = new int [] {
R.drawable.edit_title_yellow,
@ -54,7 +54,7 @@ public class ResourceParser {
R.drawable.edit_title_white,
R.drawable.edit_title_green,
R.drawable.edit_title_red
};
};//定义另一个私有静态常量，用于储存笔记编辑页面标题背景资源id
public static int getNoteBgResource(int id) {
return BG_EDIT_RESOURCES[id];
@ -63,40 +63,40 @@ public class ResourceParser {
public static int getNoteTitleBgResource(int id) {
return BG_EDIT_TITLE_RESOURCES[id];
}
}
}//初始化编辑页面标题背景资源id
public static int getDefaultBgId(Context context) {
public static int getDefaultBgId(Context context) {//获取应用配置信息，判断用户是否自定义背景颜色
if (PreferenceManager.getDefaultSharedPreferences(context).getBoolean(
NotesPreferenceActivity.PREFERENCE_SET_BG_COLOR_KEY, false)) {
return (int) (Math.random() * NoteBgResources.BG_EDIT_RESOURCES.length);
} else {
return BG_DEFAULT_COLOR;
return BG_DEFAULT_COLOR;//若没有定义，返回默认颜色白色
}
}
public static class NoteItemBgResources {
private final static int [] BG_FIRST_RESOURCES = new int [] {
R.drawable.list_yellow_up,
R.drawable.list_blue_up,
R.drawable.list_white_up,
R.drawable.list_green_up,
R.drawable.list_red_up
private final static int [] BG_FIRST_RESOURCES = new int [] {//定义final整型数组 BG_FIRST_RESOURCES
R.drawable.list_yellow_up,//黄色背景上边框图案id
R.drawable.list_blue_up,//蓝色背景上边框图案id
R.drawable.list_white_up,//白色背景边框图案id
R.drawable.list_green_up,//绿色背景边框图案id
R.drawable.list_red_up//红色背景边框图案id
};
private final static int [] BG_NORMAL_RESOURCES = new int [] {
R.drawable.list_yellow_middle,
R.drawable.list_blue_middle,
R.drawable.list_white_middle,
R.drawable.list_green_middle,
R.drawable.list_red_middle
R.drawable.list_yellow_middle,//黄色背景中间边框图案id
R.drawable.list_blue_middle,//蓝色背景中间边框图案id
R.drawable.list_white_middle,//白色背景中间边框图案id
R.drawable.list_green_middle,//绿色背景中间边框图案id
R.drawable.list_red_middle//红色背景中间边框图案id
};
private final static int [] BG_LAST_RESOURCES = new int [] {
R.drawable.list_yellow_down,
R.drawable.list_blue_down,
R.drawable.list_white_down,
R.drawable.list_green_down,
R.drawable.list_red_down,
R.drawable.list_yellow_down,//黄色背景中下间边框图案id
R.drawable.list_blue_down,//蓝色背景中下间边框图案id
R.drawable.list_white_down,//白色背景中下间边框图案id
R.drawable.list_green_down,//绿色背景中下间边框图案id
R.drawable.list_red_down,//红色背景中下间边框图案id
};
private final static int [] BG_SINGLE_RESOURCES = new int [] {
@ -110,33 +110,30 @@ public class ResourceParser {
public static int getNoteBgFirstRes(int id) {
return BG_FIRST_RESOURCES[id];
}
//定义getNoteBgFirstRes方法，用于返回G_FIRST_RESOURCES[id]
public static int getNoteBgLastRes(int id) {
return BG_LAST_RESOURCES[id];
}
//定义getNoteBgLastRes方法，用于返回 BG_LAST_RESOURCES[id]
public static int getNoteBgSingleRes(int id) {
return BG_SINGLE_RESOURCES[id];
}
//定义getNoteBgSingleRes方法，用于返回BG_SINGLE_RESOURCES[id]
public static int getNoteBgNormalRes(int id) {
return BG_NORMAL_RESOURCES[id];
}
public static int getFolderBgRes() {
return R.drawable.list_folder;
}
//定义etNoteBgNormalRes方法，用于返回BG_NORMAL_RESOURCES[id]
public static int getFolderBgRes() {return R.drawable.list_folder;}//定义getFolderBgRes方法，用于返回 R.drawable.list_folder
}
public static class WidgetBgResources {
public static class WidgetBgResources {//定义静态内部类WidgetBgResources
private final static int [] BG_2X_RESOURCES = new int [] {
R.drawable.widget_2x_yellow,
R.drawable.widget_2x_blue,
R.drawable.widget_2x_white,
R.drawable.widget_2x_green,
R.drawable.widget_2x_red,
};
};// 管理小部件2x2格式不同颜色资源图片
public static int getWidget2xBgResource(int id) {
return BG_2X_RESOURCES[id];
}
@ -147,20 +144,20 @@ public class ResourceParser {
R.drawable.widget_4x_white,
R.drawable.widget_4x_green,
R.drawable.widget_4x_red
};
};// 管理小部件4x4格式不同颜色资源图片
public static int getWidget4xBgResource(int id) {
return BG_4X_RESOURCES[id];
}
}
public static class TextAppearanceResources {
public static class TextAppearanceResources {//定义TextAppearanceResources 静态内部类
private final static int [] TEXTAPPEARANCE_RESOURCES = new int [] {
R.style.TextAppearanceNormal,
R.style.TextAppearanceMedium,
R.style.TextAppearanceLarge,
R.style.TextAppearanceSuper
};
};//分别对应中等，大号，超大的文本外观样式
public static int getTexAppearanceResource(int id) {
/**

34
src/widget/NoteWidgetProvider.java
Unescape View File

@ -37,33 +37,33 @@ public abstract class NoteWidgetProvider extends AppWidgetProvider {
NoteColumns.ID,
NoteColumns.BG_COLOR_ID,
NoteColumns.SNIPPET
};
};//定义字符串数组PROJECTION，包含IDB G_COLOR_ID SNIPPET三个元素
public static final int COLUMN_ID = 0;
public static final int COLUMN_BG_COLOR_ID = 1;
public static final int COLUMN_SNIPPET = 2;
public static final int COLUMN_SNIPPET = 2;//定义三个元素初始量
private static final String TAG = "NoteWidgetProvider";
@Override
public void onDeleted(Context context, int[] appWidgetIds) {
public void onDeleted(Context context, int[] appWidgetIds) {//创建一个ContentValues对象values存储键值对数据
ContentValues values = new ContentValues();
values.put(NoteColumns.WIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);
values.put(NoteColumns.WIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);//将无效小部件id存储ContentValues中
for (int i = 0; i < appWidgetIds.length; i++) {
context.getContentResolver().update(Notes.CONTENT_NOTE_URI,
values,
NoteColumns.WIDGET_ID + "=?",
new String[] { String.valueOf(appWidgetIds[i])});
new String[] { String.valueOf(appWidgetIds[i])});//通过getcontent函数获取程序contentValues对象，用update方法更新
}
}
private Cursor getNoteWidgetInfo(Context context, int widgetId) {
return context.getContentResolver().query(Notes.CONTENT_NOTE_URI,
PROJECTION,
PROJECTION,//获取ContentResovler对象，并用querty方法查询数据·
NoteColumns.WIDGET_ID + "=? AND " + NoteColumns.PARENT_ID + "<>?",
new String[] { String.valueOf(widgetId), String.valueOf(Notes.ID_TRASH_FOLER) },
null);
}
}//null表示默认排序方式
protected void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
update(context, appWidgetManager, appWidgetIds, false);
@ -71,12 +71,12 @@ public abstract class NoteWidgetProvider extends AppWidgetProvider {
private void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds,
boolean privacyMode) {
for (int i = 0; i < appWidgetIds.length; i++) {
for (int i = 0; i < appWidgetIds.length; i++) {//判断当前小部件id是否合法，若合法才可进行操作
if (appWidgetIds[i] != AppWidgetManager.INVALID_APPWIDGET_ID) {
int bgId = ResourceParser.getDefaultBgId(context);
int bgId = ResourceParser.getDefaultBgId(context);//获取默认背景图片id，并将其作为当前部件的背景
String snippet = "";
Intent intent = new Intent(context, NoteEditActivity.class);
intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);//创建internet对象，设置flag标志
intent.putExtra(Notes.INTENT_EXTRA_WIDGET_ID, appWidgetIds[i]);
intent.putExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, getWidgetType());
@ -86,14 +86,14 @@ public abstract class NoteWidgetProvider extends AppWidgetProvider {
Log.e(TAG, "Multiple message with same widget id:" + appWidgetIds[i]);
c.close();
return;
}
}//判断数据库查询结果c是否为空，若查询结果大于1，则记录日志错误并返回
snippet = c.getString(COLUMN_SNIPPET);
bgId = c.getInt(COLUMN_BG_COLOR_ID);
intent.putExtra(Intent.EXTRA_UID, c.getLong(COLUMN_ID));
intent.setAction(Intent.ACTION_VIEW);
intent.setAction(Intent.ACTION_VIEW);//将当前记录id作为extra数据存入启动internet对象中
} else {
snippet = context.getResources().getString(R.string.widget_havenot_content);
intent.setAction(Intent.ACTION_INSERT_OR_EDIT);
intent.setAction(Intent.ACTION_INSERT_OR_EDIT);//// 数据库查询结果为空或者未能成功移动到第一条记录时，将片段内容设置为默认字符串
}
if (c != null) {
@ -107,16 +107,16 @@ public abstract class NoteWidgetProvider extends AppWidgetProvider {
* Generate the pending intent to start host for the widget
*/
PendingIntent pendingIntent = null;
if (privacyMode) {
if (privacyMode) {// 判断是否处于隐私模式
rv.setTextViewText(R.id.widget_text,
context.getString(R.string.widget_under_visit_mode));
pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], new Intent(
context, NotesListActivity.class), PendingIntent.FLAG_UPDATE_CURRENT);
context, NotesListActivity.class), PendingIntent.FLAG_UPDATE_CURRENT);// 如果是，将小部件文本设置为“访问模式下”，并创建一个PendingIntent，使点击小部件时跳转至NotesListActivity
} else {
rv.setTextViewText(R.id.widget_text, snippet);
pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], intent,
PendingIntent.FLAG_UPDATE_CURRENT);
}
}// 如果不是，将小部件文本设置为片段内容，并创建一个PendingIntent，使点击小部件时跳转至NoteEditActivity
rv.setOnClickPendingIntent(R.id.widget_text, pendingIntent);
appWidgetManager.updateAppWidget(appWidgetIds[i], rv);
@ -128,5 +128,5 @@ public abstract class NoteWidgetProvider extends AppWidgetProvider {
protected abstract int getLayoutId();
protected abstract int getWidgetType();
protected abstract int getWidgetType();//获取背景资源id，布局资源id，小部件类型
}

9
src/widget/NoteWidgetProvider_2x.java
Unescape View File

@ -28,20 +28,21 @@ public class NoteWidgetProvider_2x extends NoteWidgetProvider {
@Override
public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
super.update(context, appWidgetManager, appWidgetIds);
}
}//NoteWidgetProvider_2x是一个继承自NoteWidgetProvider的小部件提供者，用于显示2x大小的便签小部件。
//调用父类的update方法，更新小部件UI界面
@Override
protected int getLayoutId() {
return R.layout.widget_2x;
}
}//获取2x大小便签小部件布局资源ID，由子类具体实现
@Override
protected int getBgResourceId(int bgId) {
return ResourceParser.WidgetBgResources.getWidget2xBgResource(bgId);
}
}//获取2x大小便签小部件背景资源ID，由子类具体实现。
@Override
protected int getWidgetType() {
return Notes.TYPE_WIDGET_2X;
}
}//获取小部件类型，由子类具体实现，返回值为Notes.TYPE_WIDGET_2X
}

9
src/widget/NoteWidgetProvider_4x.java
Unescape View File

@ -28,19 +28,20 @@ public class NoteWidgetProvider_4x extends NoteWidgetProvider {
@Override
public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
super.update(context, appWidgetManager, appWidgetIds);
}
}//NoteWidgetProvider_4x是一个继承自NoteWidgetProvider的小部件提供者，用于显示4x大小的便签小部件。
//调用父类的update方法，更新小部件UI界面
protected int getLayoutId() {
return R.layout.widget_4x;
}
}//获取4x大小便签小部件布局资源ID，由子类具体实现
@Override
protected int getBgResourceId(int bgId) {
return ResourceParser.WidgetBgResources.getWidget4xBgResource(bgId);
}
}//获取4x大小便签小部件背景资源ID，由子类具体实现。
@Override
protected int getWidgetType() {
return Notes.TYPE_WIDGET_4X;
}
}//获取小部件类型，由子类具体实现，返回值为Notes.TYPE_WIDGET_4X
}

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