161     public @Nullable Cursor getItem(String modelId) {  in getItem()  argument
162         Integer pos = mPositions.get(modelId);  in getItem()
165                 Log.d(TAG, "Unabled to find cursor position for modelId: " + modelId);  in getItem()
173                     "Unabled to move cursor to position " + pos + " for modelId: " + modelId);  in getItem()
189     public @Nullable DocumentInfo getDocument(String modelId) {  in getDocument()  argument
190         final Cursor cursor = getItem(modelId);  in getDocument()
201         for (String modelId: selection) {  in loadDocuments()
202             doc = loadDocument(modelId, filter);  in loadDocuments()
211         for (String modelId: selection) {  in hasDocuments()
212             if (loadDocument(modelId, filter) != null) {  in hasDocuments()
222     private @Nullable DocumentInfo loadDocument(String modelId, Predicate<Cursor> filter) {  in loadDocument()  argument
223         final Cursor cursor = getItem(modelId);  in loadDocument()
226             Log.w(TAG, "Unable to obtain document for modelId: " + modelId);  in loadDocument()
234         if (VERBOSE) Log.v(TAG, "Filtered out document from results: " + modelId);  in loadDocument()
238     public Uri getItemUri(String modelId) {  in getItemUri()  argument
239         final Cursor cursor = getItem(modelId);  in getItemUri()
243     public UserId getItemUserId(String modelId) {  in getItemUserId()  argument
244         final Cursor cursor = getItem(modelId);  in getItemUserId()