/**
* 描述：修改数据.
*
* @param <T> the generic type
* @param storageQuery 条件实体
* @param dao 实现AbDBDaoImpl的Dao
* @param paramDataInsertListener 返回监听器
*/
public <T> void deleteData(
final AbStorageQuery storageQuery,
final AbDBDaoImpl<T> dao,
final AbDataOperationListener paramDataInsertListener) {
AbTaskItem item = new AbTaskItem();
item.callback =
new AbTaskCallback() {
@Override
public void update() {
if (retValue >= 0) {
if (paramDataInsertListener != null) {
paramDataInsertListener.onSuccess(retValue);
}
} else {
if (paramDataInsertListener != null) {
paramDataInsertListener.onFailure(errorCode101, errorMessage101);
}
}
}
@Override
public void get() {
// 执行插入
// (1)获取数据库
dao.startWritableDatabase(false);
// (2)执行
retValue = dao.delete(storageQuery.getWhereClause(), storageQuery.getWhereArgs());
// (3)关闭数据库
dao.closeDatabase(false);
}
};
mAbTaskQueue.execute(item);
}
/**
* 描述：获取存储实例.
*
* @param context the context
* @return single instance of AbSqliteStorage
*/
public static AbSqliteStorage getInstance(Context context) {
mContext = context;
if (null == mSqliteStorage) {
mSqliteStorage = new AbSqliteStorage(context);
}
// 用队列避免并发访问数据库问题
mAbTaskQueue = AbTaskQueue.getInstance();
return mSqliteStorage;
}
/**
* Find data.
*
* @param <T> 描述：查询数据
* @param storageQuery the storage query
* @param dao 实现AbDBDaoImpl的Dao
* @param paramDataInsertListener 返回监听器
*/
public <T> void findData(
final AbStorageQuery storageQuery,
final AbDBDaoImpl<T> dao,
final AbDataInfoListener paramDataInsertListener) {
final AbTaskItem item = new AbTaskItem();
item.callback =
new AbTaskListCallback() {
@Override
public void update(List<?> paramList) {
if (paramDataInsertListener != null) {
paramDataInsertListener.onSuccess(paramList);
}
}
@Override
public void get() {
List<?> list = null;
// 执行插入
// (1)获取数据库
dao.startReadableDatabase(false);
// (2)执行
if (storageQuery.getLimit() != -1 && storageQuery.getOffset() != -1) {
list =
dao.queryList(
null,
storageQuery.getWhereClause(),
storageQuery.getWhereArgs(),
storageQuery.getGroupBy(),
storageQuery.getHaving(),
storageQuery.getOrderBy()
+ " limit "
+ storageQuery.getLimit()
+ " offset "
+ storageQuery.getOffset(),
null);
} else {
list =
dao.queryList(
null,
storageQuery.getWhereClause(),
storageQuery.getWhereArgs(),
storageQuery.getGroupBy(),
storageQuery.getHaving(),
storageQuery.getOrderBy(),
null);
}
// (3)关闭数据库
dao.closeDatabase(false);
// 设置返回结果
item.setResult(list);
}
};
mAbTaskQueue.execute(item);
}
public View onCreateView(
LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
mActivity = this.getActivity();
application = (MyApplication) mActivity.getApplication();
View view = inflater.inflate(R.layout.pull_list, null);
mPhotoList.add(
"http://img01.taobaocdn.com/bao/uploaded/i3/13215035600700175/T1C2mzXthaXXXXXXXX_!!0-item_pic.jpg_230x230.jpg");
mPhotoList.add(
"http://img01.taobaocdn.com/bao/uploaded/i2/13215025617307680/T1AQqAXqpeXXXXXXXX_!!0-item_pic.jpg_230x230.jpg");
mPhotoList.add(
"http://img01.taobaocdn.com/bao/uploaded/i1/13215035569460099/T16GuzXs0cXXXXXXXX_!!0-item_pic.jpg_230x230.jpg");
mPhotoList.add(
"http://img01.taobaocdn.com/bao/uploaded/i2/13215023694438773/T1lImmXElhXXXXXXXX_!!0-item_pic.jpg_230x230.jpg");
mPhotoList.add(
"http://img01.taobaocdn.com/bao/uploaded/i3/13215023521330093/T1BWuzXrhcXXXXXXXX_!!0-item_pic.jpg_230x230.jpg");
mPhotoList.add(
"http://img01.taobaocdn.com/bao/uploaded/i4/13215035563144015/T1Q.eyXsldXXXXXXXX_!!0-item_pic.jpg_230x230.jpg");
mPhotoList.add(
"http://img01.taobaocdn.com/bao/uploaded/i3/13215023749568975/T1UKWCXvpXXXXXXXXX_!!0-item_pic.jpg_230x230.jpg");
mAbTaskQueue = AbTaskQueue.getInstance();
// 获取ListView对象
mAbPullListView = (AbPullListView) view.findViewById(R.id.mListView);
// ListView数据
list = new ArrayList<Map<String, Object>>();
// 使用自定义的Adapter
myListViewAdapter =
new ImageListAdapter(
mActivity,
list,
R.layout.list_items,
new String[] {"itemsIcon", "itemsTitle", "itemsText"},
new int[] {R.id.itemsIcon, R.id.itemsTitle, R.id.itemsText});
mAbPullListView.setAdapter(myListViewAdapter);
// item被点击事件
mAbPullListView.setOnItemClickListener(
new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {}
});
return view;
}
/**
* 描述：插入数据.
*
* @param <T> the generic type
* @param entity 实体类 设置了对象关系映射
* @param dao 实现AbDBDaoImpl的Dao
* @param paramDataInsertListener 返回监听器
*/
public <T> void insertData(
final T entity,
final AbDBDaoImpl<T> dao,
final AbDataInsertListener paramDataInsertListener) {
if (entity != null) {
AbTaskItem item = new AbTaskItem();
item.callback =
new AbTaskCallback() {
@Override
public void update() {
if (retValue >= 0) {
if (paramDataInsertListener != null) {
paramDataInsertListener.onSuccess(retValue);
}
} else {
if (paramDataInsertListener != null) {
paramDataInsertListener.onFailure(errorCode101, errorMessage101);
}
}
}
@Override
public void get() {
// 执行插入
// (1)获取数据库
dao.startWritableDatabase(false);
// (2)执行
retValue = dao.insert(entity);
// (3)关闭数据库
dao.closeDatabase(false);
}
};
mAbTaskQueue.execute(item);
} else {
if (paramDataInsertListener != null) {
paramDataInsertListener.onFailure(errorCode100, errorMessage100);
}
}
}
@Override
public void onStart() {
super.onStart();
// 定义两种查询的事件
final AbTaskItem item1 = new AbTaskItem();
item1.callback =
new AbTaskCallback() {
@Override
public void update() {
list.clear();
if (newList != null && newList.size() > 0) {
list.addAll(newList);
myListViewAdapter.notifyDataSetChanged();
newList.clear();
}
mAbPullListView.stopRefresh();
}
@Override
public void get() {
try {
Thread.sleep(1000);
currentPage = 1;
newList = new ArrayList<Map<String, Object>>();
Map<String, Object> map = null;
for (int i = 0; i < 10; i++) {
map = new HashMap<String, Object>();
map.put("itemsIcon", mPhotoList.get(new Random().nextInt(mPhotoList.size())));
map.put("itemsTitle", "item" + i);
map.put("itemsText", "item..." + i);
newList.add(map);
}
} catch (Exception e) {
}
};
};
final AbTaskItem item2 = new AbTaskItem();
item2.callback =
new AbTaskCallback() {
@Override
public void update() {
if (newList != null && newList.size() > 0) {
list.addAll(newList);
myListViewAdapter.notifyDataSetChanged();
newList.clear();
mAbPullListView.stopLoadMore(true);
} else {
// 没有新数据了
mAbPullListView.stopLoadMore(false);
}
}
@Override
public void get() {
try {
currentPage++;
Thread.sleep(1000);
newList = new ArrayList<Map<String, Object>>();
Map<String, Object> map = null;
for (int i = 0; i < 10; i++) {
map = new HashMap<String, Object>();
map.put("itemsIcon", mPhotoList.get(new Random().nextInt(mPhotoList.size())));
map.put("itemsTitle", "item上拉" + i);
map.put("itemsText", "item上拉..." + i);
newList.add(map);
}
} catch (Exception e) {
currentPage--;
newList.clear();
}
};
};
mAbPullListView.setAbOnListViewListener(
new AbOnListViewListener() {
@Override
public void onRefresh() {
mAbTaskQueue.execute(item1);
}
@Override
public void onLoadMore() {
mAbTaskQueue.execute(item2);
}
});
// 第一次下载数据
mAbTaskQueue.execute(item1);
}
/** 描述：释放存储实例. */
public void release() {
if (mAbTaskQueue != null) {
mAbTaskQueue.quit();
}
}
