parent
477c8e9e54
commit
fd0f50e45a
@ -0,0 +1,232 @@
|
||||
package net.micode.notes.model;
|
||||
|
||||
import android.content.ContentProviderOperation;//批量的更新、插入、删除数据。
|
||||
import android.content.ContentProviderResult;//操作的结果
|
||||
import android.content.ContentUris;//用于添加和获取Uri后面的ID
|
||||
import android.content.ContentValues;//一种用来存储基本数据类型数据的存储机制
|
||||
import android.content.Context;//需要用该类来弄清楚调用者的实例
|
||||
import android.content.OperationApplicationException;//操作应用程序容错
|
||||
import android.net.Uri;//表示待操作的数据
|
||||
import android.os.RemoteException;//远程容错
|
||||
import android.util.Log;//输出日志，比如说出错、警告等
|
||||
|
||||
public class Note {
|
||||
// private ContentValues mNoteDiffValues;
|
||||
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) {
|
||||
// Create a new note in the database
|
||||
ContentValues values = new ContentValues();
|
||||
long createdTime = System.currentTimeMillis();
|
||||
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);//将数据写入数据库表格
|
||||
Uri uri = context.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values);
|
||||
//ContentResolver()主要是实现外部应用对ContentProvider中的数据
|
||||
//进行添加、删除、修改和查询操作
|
||||
long noteId = 0;
|
||||
try {
|
||||
noteId = Long.valueOf(uri.getPathSegments().get(1));
|
||||
} catch (NumberFormatException e) {
|
||||
Log.e(TAG, "Get note id error :" + e.toString());
|
||||
noteId = 0;
|
||||
}//try-catch异常处理
|
||||
if (noteId == -1) {
|
||||
throw new IllegalStateException("Wrong note id:" + noteId);
|
||||
}
|
||||
return noteId;
|
||||
}
|
||||
|
||||
public Note() {
|
||||
mNoteDiffValues = new ContentValues();
|
||||
mNoteData = new NoteData();
|
||||
}//定义两个变量用来存储便签的数据，一个是存储便签属性、一个是存储便签内容
|
||||
|
||||
public void setNoteValue(String key, String value) {
|
||||
mNoteDiffValues.put(key, value);
|
||||
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
|
||||
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
|
||||
}//设置数据库表格的标签属性数据
|
||||
|
||||
public void setTextData(String key, String value) {
|
||||
mNoteData.setTextData(key, value);
|
||||
}//设置数据库表格的标签文本内容的数据
|
||||
|
||||
public void setTextDataId(long id) {
|
||||
mNoteData.setTextDataId(id);
|
||||
}//设置文本数据的ID
|
||||
|
||||
public long getTextDataId() {
|
||||
return mNoteData.mTextDataId;
|
||||
}//得到文本数据的ID
|
||||
|
||||
public void setCallDataId(long id) {
|
||||
mNoteData.setCallDataId(id);
|
||||
}//设置电话号码数据的ID
|
||||
|
||||
public void setCallData(String key, String value) {
|
||||
mNoteData.setCallData(key, value);
|
||||
}//得到电话号码数据的ID
|
||||
|
||||
public boolean isLocalModified() {
|
||||
return mNoteDiffValues.size() > 0 || mNoteData.isLocalModified();
|
||||
}//判断是否是本地修改
|
||||
|
||||
public boolean syncNote(Context context, long noteId) {
|
||||
if (noteId <= 0) {
|
||||
throw new IllegalArgumentException("Wrong note id:" + noteId);
|
||||
}
|
||||
|
||||
if (!isLocalModified()) {
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* 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(
|
||||
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), mNoteDiffValues, null,
|
||||
null) == 0) {
|
||||
Log.e(TAG, "Update note error, should not happen");
|
||||
// Do not return, fall through
|
||||
}
|
||||
mNoteDiffValues.clear();
|
||||
|
||||
if (mNoteData.isLocalModified()
|
||||
&& (mNoteData.pushIntoContentResolver(context, noteId) == null)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
}//判断数据是否同步
|
||||
|
||||
private class NoteData {//定义一个基本的便签内容的数据类，主要包含文本数据和电话号码数据
|
||||
private long mTextDataId;
|
||||
|
||||
private ContentValues mTextDataValues;//文本数据
|
||||
|
||||
private long mCallDataId;
|
||||
|
||||
private ContentValues mCallDataValues;//电话号码数据
|
||||
|
||||
private static final String TAG = "NoteData";
|
||||
|
||||
public NoteData() {
|
||||
mTextDataValues = new ContentValues();
|
||||
mCallDataValues = new ContentValues();
|
||||
mTextDataId = 0;
|
||||
mCallDataId = 0;
|
||||
}
|
||||
//下面是上述几个函数的具体实现
|
||||
boolean isLocalModified() {
|
||||
return mTextDataValues.size() > 0 || mCallDataValues.size() > 0;
|
||||
}
|
||||
|
||||
void setTextDataId(long id) {
|
||||
if(id <= 0) {
|
||||
throw new IllegalArgumentException("Text data id should larger than 0");
|
||||
}
|
||||
mTextDataId = id;
|
||||
}
|
||||
|
||||
void setCallDataId(long id) {
|
||||
if (id <= 0) {
|
||||
throw new IllegalArgumentException("Call data id should larger than 0");
|
||||
}
|
||||
mCallDataId = id;
|
||||
}
|
||||
|
||||
void setCallData(String key, String value) {
|
||||
mCallDataValues.put(key, value);
|
||||
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
|
||||
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
|
||||
}
|
||||
|
||||
void setTextData(String key, String value) {
|
||||
mTextDataValues.put(key, value);
|
||||
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
|
||||
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
|
||||
}
|
||||
//下面函数的作用是将新的数据通过Uri的操作存储到数据库
|
||||
Uri pushIntoContentResolver(Context context, long noteId) {
|
||||
/**
|
||||
* Check for safety
|
||||
*/
|
||||
if (noteId <= 0) {
|
||||
throw new IllegalArgumentException("Wrong note id:" + noteId);
|
||||
}//判断数据是否合法
|
||||
|
||||
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
|
||||
ContentProviderOperation.Builder builder = null;//数据库的操作列表
|
||||
|
||||
if(mTextDataValues.size() > 0) {
|
||||
mTextDataValues.put(DataColumns.NOTE_ID, noteId);
|
||||
if (mTextDataId == 0) {
|
||||
mTextDataValues.put(DataColumns.MIME_TYPE, TextNote.CONTENT_ITEM_TYPE);
|
||||
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
|
||||
mTextDataValues);
|
||||
try {
|
||||
setTextDataId(Long.valueOf(uri.getPathSegments().get(1)));
|
||||
} catch (NumberFormatException e) {
|
||||
Log.e(TAG, "Insert new text data fail with noteId" + noteId);
|
||||
mTextDataValues.clear();
|
||||
return null;
|
||||
}
|
||||
} else {
|
||||
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
|
||||
Notes.CONTENT_DATA_URI, mTextDataId));
|
||||
builder.withValues(mTextDataValues);
|
||||
operationList.add(builder.build());
|
||||
}
|
||||
mTextDataValues.clear();
|
||||
}//把文本数据存入DataColumns
|
||||
|
||||
if(mCallDataValues.size() > 0) {
|
||||
mCallDataValues.put(DataColumns.NOTE_ID, noteId);
|
||||
if (mCallDataId == 0) {
|
||||
mCallDataValues.put(DataColumns.MIME_TYPE, CallNote.CONTENT_ITEM_TYPE);
|
||||
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
|
||||
mCallDataValues);
|
||||
try {
|
||||
setCallDataId(Long.valueOf(uri.getPathSegments().get(1)));
|
||||
} catch (NumberFormatException e) {
|
||||
Log.e(TAG, "Insert new call data fail with noteId" + noteId);
|
||||
mCallDataValues.clear();
|
||||
return null;
|
||||
}
|
||||
} else {
|
||||
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
|
||||
Notes.CONTENT_DATA_URI, mCallDataId));
|
||||
builder.withValues(mCallDataValues);
|
||||
operationList.add(builder.build());
|
||||
}
|
||||
mCallDataValues.clear();
|
||||
}//把电话号码数据存入DataColumns
|
||||
|
||||
if (operationList.size() > 0) {
|
||||
try {
|
||||
ContentProviderResult[] results = context.getContentResolver().applyBatch(
|
||||
Notes.AUTHORITY, operationList);
|
||||
return (results == null || results.length == 0 || results[0] == null) ? null
|
||||
: ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId);
|
||||
} catch (RemoteException e) {
|
||||
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
|
||||
return null;
|
||||
} catch (OperationApplicationException e) {
|
||||
Log.e(TAG, String.format("%s: %s", e.toString(), e.getMessage()));
|
||||
return null;
|
||||
}
|
||||
}//存储过程中的异常处理
|
||||
return null;
|
||||
}
|
||||
}
|
||||
}
|
||||
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
@ -0,0 +1,69 @@
|
||||
package net.micode.notes.data;
|
||||
|
||||
import android.content.Context;
|
||||
|
||||
import android.database.Cursor;
|
||||
import android.provider.ContactsContract.CommonDataKinds.Phone;
|
||||
import android.provider.ContactsContract.Data;
|
||||
import android.telephony.PhoneNumberUtils;
|
||||
import android.util.Log;
|
||||
|
||||
import java.util.HashMap;
|
||||
//change
|
||||
public class Contact { //联系人
|
||||
private static HashMap<String, String> sContactCache;
|
||||
private static final String TAG = "Contact";
|
||||
|
||||
// 定义字符串CALLER_ID_SELECTION
|
||||
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 "
|
||||
+ "(SELECT raw_contact_id "
|
||||
+ " FROM phone_lookup"
|
||||
+ " WHERE min_match = '+')";
|
||||
|
||||
// 获取联系人
|
||||
public static String getContact(Context context, String phoneNumber) {
|
||||
if(sContactCache == null) {
|
||||
sContactCache = new HashMap<String, String>();
|
||||
}
|
||||
|
||||
// 查找HashMap中是否已有phoneNumber信息
|
||||
if(sContactCache.containsKey(phoneNumber)) {
|
||||
return sContactCache.get(phoneNumber);
|
||||
}
|
||||
|
||||
String selection = CALLER_ID_SELECTION.replace("+",
|
||||
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber));
|
||||
// 查找数据库中phoneNumber的信息
|
||||
Cursor cursor = context.getContentResolver().query(
|
||||
Data.CONTENT_URI,
|
||||
new String [] { Phone.DISPLAY_NAME },
|
||||
selection,
|
||||
new String[] { phoneNumber },
|
||||
null);
|
||||
|
||||
// 判定查询结果
|
||||
// moveToFirst()返回第一条
|
||||
if (cursor != null && cursor.moveToFirst()) {
|
||||
try {
|
||||
// 找到相关信息
|
||||
String name = cursor.getString(0);
|
||||
sContactCache.put(phoneNumber, name);
|
||||
return name;
|
||||
// 异常
|
||||
} catch (IndexOutOfBoundsException e) {
|
||||
Log.e(TAG, " Cursor get string error " + e.toString());
|
||||
return null;
|
||||
} finally {
|
||||
cursor.close();
|
||||
}
|
||||
// 未找到相关信息
|
||||
} else {
|
||||
Log.d(TAG, "No contact matched with number:" + phoneNumber);
|
||||
return null;
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in new issue