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MicodeNotes/MetaData.java

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package net.micode.notes.gtask.data;
public class MetaData extends Task {
/*
* 功能描述得到类的简写名称存入字符串TAG中
* 实现过程调用getSimpleName ()函数
*/
private final static String TAG = MetaData.class.getSimpleName();
private String mRelatedGid = null;
/*
* 功能描述:设置数据,即生成元数据库
* 实现过程调用JSONObject库函数put ()Task类中的setNotes ()和setName ()函数
* 参数注解:
*/
public void setMeta(String gid, JSONObject metaInfo)
{
//对函数块进行注释
try {
metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid);
/*
* 将这对键值放入metaInfo这个jsonobject对象中
*/
} catch (JSONException e) {
Log.e(TAG, "failed to put related gid");
/*
* 输出错误信息
*/
}
setNotes(metaInfo.toString());
setName(GTaskStringUtils.META_NOTE_NAME);
}
/*
* 功能描述获取相关联的Gid
*/
public String getRelatedGid() {
return mRelatedGid;
}
/*
* 功能描述:判断当前数据是否为空,若为空则返回真即值得保存
* Made By CuiCan
*/
@Override
public boolean isWorthSaving() {
return getNotes() != null;
}
/*
* 功能描述使用远程json数据对象设置元数据内容
* 实现过程调用父类Task中的setContentByRemoteJSON ()函数,并
* 参数注解:
*/
@Override
public void setContentByRemoteJSON(JSONObject js) {
super.setContentByRemoteJSON(js);
if (getNotes() != null) {
try {
JSONObject metaInfo = new JSONObject(getNotes().trim());
mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID);
} catch (JSONException e) {
Log.w(TAG, "failed to get related gid");
/*
* 输出警告信息
*/
mRelatedGid = null;
}
}
}
/*
* 功能描述使用本地json数据对象设置元数据内容一般不会用到若用到则抛出异常
* Made By CuiCan
*/
@Override
public void setContentByLocalJSON(JSONObject js) {
// this function should not be called
throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called");
/*
* 传递非法参数异常
*/
}
/*
* 功能描述从元数据内容中获取本地json对象一般不会用到若用到则抛出异常
* Made By CuiCan
*/
@Override
public JSONObject getLocalJSONFromContent() {
throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called");
/*
* 传递非法参数异常
* Made By Cui Can
*/
}
/*
* 功能描述:获取同步动作状态,一般不会用到,若用到,则抛出异常
* Made By CuiCan
*/
@Override
public int getSyncAction(Cursor c) {
throw new IllegalAccessError("MetaData:getSyncAction should not be called");
/*
* 传递非法参数异常
* Made By Cui Can
*/
}
}