LoaderCallbacksBase.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    CursorLoader loader = new CursorLoader(getActivity());
    
    if (args != null) {
        loader.setProjection(args.getStringArray("projection"));
        loader.setSelection(args.getString("selection"));
        loader.setSelectionArgs(args.getStringArray("selectionArgs"));
        loader.setSortOrder(args.getString("sortOrder"));
    }
    
    switch (id) {
        case LOADER_ID:
            loader.setUri(Uri.withAppendedPath(ContentProvider.CONTENT_URI, TABLE_NAME));
            break;
    }

    return loader;
}

@Override
public void onLoaderReset(Loader<Cursor> loader) {
    if (loader.getId() == LOADER_ID) {
        mAdapter.changeCursor(null);
    }
}

@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
    if (loader.getId() ==LOADER_ID) {
        if (mAdapter == null) {
            mAdapter = new CursorAdapter(getContext(), null);
            listView.setAdapter(mAdapter);
        }
        mAdapter.changeCursor(data);
    }
}