添加注释

pull/3/head
LuLanjian0916 10 months ago
parent 45fbb5447c
commit fdf6914172

@ -15,6 +15,7 @@
*/
package net.micode.notes.model;
import android.content.ContentProviderOperation;
import android.content.ContentProviderResult;
import android.content.ContentUris;
@ -33,114 +34,167 @@ import net.micode.notes.data.Notes.TextNote;
import java.util.ArrayList;
/**
*
*
*/
public class Note {
private ContentValues mNoteDiffValues;
private NoteData mNoteData;
private ContentValues mNoteDiffValues; // 笔记差异值(待更新的笔记属性)
private NoteData mNoteData; // 笔记关联数据
private static final String TAG = "Note";
/**
* Create a new note id for adding a new note to databases
* ID
* @param context
* @param folderId ID
* @return ID
*/
public static synchronized long getNewNoteId(Context context, long folderId) {
// Create a new note in the database
// 创建新笔记的基本信息
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);
values.put(NoteColumns.CREATED_DATE, createdTime); // 创建时间
values.put(NoteColumns.MODIFIED_DATE, createdTime); // 修改时间
values.put(NoteColumns.TYPE, Notes.TYPE_NOTE); // 笔记类型
values.put(NoteColumns.LOCAL_MODIFIED, 1); // 标记为本地已修改
values.put(NoteColumns.PARENT_ID, folderId); // 父文件夹ID
// 插入数据库并获取URI
Uri uri = context.getContentResolver().insert(Notes.CONTENT_NOTE_URI, values);
long noteId = 0;
try {
noteId = Long.valueOf(uri.getPathSegments().get(1));
noteId = Long.valueOf(uri.getPathSegments().get(1)); // 从URI中解析笔记ID
} catch (NumberFormatException e) {
Log.e(TAG, "Get note id error :" + e.toString());
Log.e(TAG, "获取笔记ID错误: " + e.toString());
noteId = 0;
}
if (noteId == -1) {
throw new IllegalStateException("Wrong note id:" + noteId);
throw new IllegalStateException("错误的笔记ID: " + noteId);
}
return noteId;
}
/**
*
*/
public Note() {
mNoteDiffValues = new ContentValues();
mNoteData = new NoteData();
}
/**
*
* @param key
* @param value
*/
public void setNoteValue(String key, String value) {
mNoteDiffValues.put(key, value);
// 标记笔记已修改,并更新修改时间
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
}
/**
*
* @param key
* @param value
*/
public void setTextData(String key, String value) {
mNoteData.setTextData(key, value);
}
/**
* ID
* @param id ID
*/
public void setTextDataId(long id) {
mNoteData.setTextDataId(id);
}
/**
* ID
* @return ID
*/
public long getTextDataId() {
return mNoteData.mTextDataId;
}
/**
* ID
* @param id ID
*/
public void setCallDataId(long id) {
mNoteData.setCallDataId(id);
}
/**
*
* @param key
* @param value
*/
public void setCallData(String key, String value) {
mNoteData.setCallData(key, value);
}
/**
*
* @return
*/
public boolean isLocalModified() {
return mNoteDiffValues.size() > 0 || mNoteData.isLocalModified();
}
/**
*
* @param context
* @param noteId ID
* @return
*/
public boolean syncNote(Context context, long noteId) {
if (noteId <= 0) {
throw new IllegalArgumentException("Wrong note id:" + noteId);
throw new IllegalArgumentException("错误的笔记ID: " + noteId);
}
if (!isLocalModified()) {
return true;
return true; // 没有修改,无需同步
}
/**
* 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
* note data info
* LOCAL_MODIFIEDMODIFIED_DATE
* 使
*/
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
ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId),
mNoteDiffValues, null, null) == 0) {
Log.e(TAG, "更新笔记错误,这种情况不应该发生");
// 不返回,继续处理数据更新
}
mNoteDiffValues.clear();
mNoteDiffValues.clear(); // 清除已同步的差异值
if (mNoteData.isLocalModified()
&& (mNoteData.pushIntoContentResolver(context, noteId) == null)) {
// 同步笔记关联数据
if (mNoteData.isLocalModified() &&
(mNoteData.pushIntoContentResolver(context, noteId) == null)) {
return false;
}
return true;
}
/**
*
*
*/
private class NoteData {
private long mTextDataId;
private ContentValues mTextDataValues;
private long mCallDataId;
private ContentValues mCallDataValues;
private long mTextDataId; // 文本数据ID
private ContentValues mTextDataValues; // 文本数据值
private long mCallDataId; // 通话记录数据ID
private ContentValues mCallDataValues; // 通话记录数据值
private static final String TAG = "NoteData";
/**
*
*/
public NoteData() {
mTextDataValues = new ContentValues();
mCallDataValues = new ContentValues();
@ -148,106 +202,140 @@ public class Note {
mCallDataId = 0;
}
/**
*
* @return
*/
boolean isLocalModified() {
return mTextDataValues.size() > 0 || mCallDataValues.size() > 0;
}
/**
* ID
* @param id ID
*/
void setTextDataId(long id) {
if(id <= 0) {
throw new IllegalArgumentException("Text data id should larger than 0");
if (id <= 0) {
throw new IllegalArgumentException("文本数据ID应该大于0");
}
mTextDataId = id;
}
/**
* ID
* @param id ID
*/
void setCallDataId(long id) {
if (id <= 0) {
throw new IllegalArgumentException("Call data id should larger than 0");
throw new IllegalArgumentException("通话记录数据ID应该大于0");
}
mCallDataId = id;
}
/**
*
* @param key
* @param value
*/
void setCallData(String key, String value) {
mCallDataValues.put(key, value);
// 标记笔记已修改,并更新修改时间
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
}
/**
*
* @param key
* @param value
*/
void setTextData(String key, String value) {
mTextDataValues.put(key, value);
// 标记笔记已修改,并更新修改时间
mNoteDiffValues.put(NoteColumns.LOCAL_MODIFIED, 1);
mNoteDiffValues.put(NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
}
/**
*
* @param context
* @param noteId ID
* @return URI
*/
Uri pushIntoContentResolver(Context context, long noteId) {
/**
* Check for safety
*
*/
if (noteId <= 0) {
throw new IllegalArgumentException("Wrong note id:" + noteId);
throw new IllegalArgumentException("错误的笔记ID: " + noteId);
}
ArrayList<ContentProviderOperation> operationList = new ArrayList<ContentProviderOperation>();
ArrayList<ContentProviderOperation> operationList = new ArrayList<>();
ContentProviderOperation.Builder builder = null;
if(mTextDataValues.size() > 0) {
mTextDataValues.put(DataColumns.NOTE_ID, noteId);
// 处理文本数据
if (mTextDataValues.size() > 0) {
mTextDataValues.put(DataColumns.NOTE_ID, noteId); // 设置关联的笔记ID
if (mTextDataId == 0) {
// 新建文本数据
mTextDataValues.put(DataColumns.MIME_TYPE, TextNote.CONTENT_ITEM_TYPE);
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
mTextDataValues);
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI, mTextDataValues);
try {
setTextDataId(Long.valueOf(uri.getPathSegments().get(1)));
setTextDataId(Long.valueOf(uri.getPathSegments().get(1))); // 获取新ID
} catch (NumberFormatException e) {
Log.e(TAG, "Insert new text data fail with noteId" + noteId);
Log.e(TAG, "插入新文本数据失败笔记ID: " + noteId);
mTextDataValues.clear();
return null;
}
} else {
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mTextDataId));
// 更新现有文本数据
builder = ContentProviderOperation.newUpdate(
ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, mTextDataId));
builder.withValues(mTextDataValues);
operationList.add(builder.build());
}
mTextDataValues.clear();
mTextDataValues.clear(); // 清除已处理的数据
}
if(mCallDataValues.size() > 0) {
mCallDataValues.put(DataColumns.NOTE_ID, noteId);
// 处理通话记录数据
if (mCallDataValues.size() > 0) {
mCallDataValues.put(DataColumns.NOTE_ID, noteId); // 设置关联的笔记ID
if (mCallDataId == 0) {
// 新建通话记录数据
mCallDataValues.put(DataColumns.MIME_TYPE, CallNote.CONTENT_ITEM_TYPE);
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI,
mCallDataValues);
Uri uri = context.getContentResolver().insert(Notes.CONTENT_DATA_URI, mCallDataValues);
try {
setCallDataId(Long.valueOf(uri.getPathSegments().get(1)));
setCallDataId(Long.valueOf(uri.getPathSegments().get(1))); // 获取新ID
} catch (NumberFormatException e) {
Log.e(TAG, "Insert new call data fail with noteId" + noteId);
Log.e(TAG, "插入新通话记录数据失败笔记ID: " + noteId);
mCallDataValues.clear();
return null;
}
} else {
builder = ContentProviderOperation.newUpdate(ContentUris.withAppendedId(
Notes.CONTENT_DATA_URI, mCallDataId));
// 更新现有通话记录数据
builder = ContentProviderOperation.newUpdate(
ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, mCallDataId));
builder.withValues(mCallDataValues);
operationList.add(builder.build());
}
mCallDataValues.clear();
mCallDataValues.clear(); // 清除已处理的数据
}
// 批量执行操作
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()));
} catch (RemoteException | OperationApplicationException e) {
Log.e(TAG, "批量操作异常: " + e.getMessage());
return null;
}
}
return null;
}
}
}
}
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