You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
read/MetaData改.java

99 lines
3.8 KiB

/*
* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// 导入Log类用于日志记录
import android.util.Log;
// 导入工具类用于字符串操作
import net.micode.notes.tool.GTaskStringUtils;
// 导入JSON相关类
import org.json.JSONException;
import org.json.JSONObject;
// 定义一个MetaData类继承自Task类
public class MetaData extends Task {
// 定义一个静态常量TAG用于日志标识
private final static String TAG = MetaData.class.getSimpleName();
// 定义一个私有字符串变量mRelatedGid用于存储相关的GID
private String mRelatedGid = null;
// 设置元数据的方法接收GID和JSON对象
public void setMeta(String gid, JSONObject metaInfo) {
try {
// 将GID放入metaInfo JSON对象中
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
} catch (JSONException e) {
// 如果放入失败,记录错误日志
Log.e(TAG, "failed to put related gid");
}
// 设置笔记内容为metaInfo的字符串形式
setNotes(metaInfo.toString());
// 设置笔记名称
setName(GTaskStringUtils.META_NOTE_NAME);
}
// 获取相关GID的方法
public String getRelatedGid() {
return mRelatedGid; // 返回mRelatedGid
}
// 重写isWorthSaving方法判断是否值得保存
@Override
public boolean isWorthSaving() {
return getNotes() != null; // 如果笔记内容不为null则值得保存
}
// 重写从远程JSON设置内容的方法
@Override
public void setContentByRemoteJSON(JSONObject js) {
super.setContentByRemoteJSON(js); // 调用父类的方法
// 如果笔记内容不为null
if (getNotes() != null) {
try {
// 创建一个JSON对象metaInfo并从笔记内容中解析
JSONObject metaInfo = new JSONObject(getNotes().trim());
// 获取相关GID并赋值给mRelatedGid
mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
} catch (JSONException e) {
// 捕获JSON处理异常记录警告日志并将mRelatedGid设为null
Log.w(TAG, "failed to get related gid");
mRelatedGid = null;
}
}
}
// 重写从本地JSON设置内容的方法该方法不应该被调用
@Override
public void setContentByLocalJSON(JSONObject js) {
// 抛出IllegalAccessError异常表示该方法不应被调用
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
}
// 重写从内容获取本地JSON的方法该方法不应该被调用
@Override
public JSONObject getLocalJSONFromContent() {
// 抛出IllegalAccessError异常表示该方法不应被调用
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
}
// 重写获取同步操作的方法,该方法不应该被调用
@Override
public int getSyncAction(Cursor c) {
// 抛出IllegalAccessError异常表示该方法不应被调用
throw new IllegalAccessError("MetaData:getSyncAction should not be called");
}
}