@Override
 public void onViewCreated(View view, Bundle savedInstanceState) {
   super.onViewCreated(view, savedInstanceState);
   if (mCollcetPosts == null || mCollcetPosts.isEmpty()) {
     flag = FLAG_0;
     requestGetCollectionPagesss("0");
   }
 }
 @Override
 public void onViewCreated(View view, Bundle savedInstanceState) {
   super.onViewCreated(view, savedInstanceState);
   if (mHotPosts == null || mHotPosts.isEmpty()) {
     flag = FLAG_0;
     requestGetNewPosts_ListPage("0");
   }
 }