content: /**
   * Copyright 2010-present Facebook.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.facebook.widget;
  
  import com.facebook.model.GraphObject;
  
  interface GraphObjectCursor<T extends GraphObject> {
      boolean isFromCache();
  
      boolean areMoreObjectsAvailable();
  
      int getCount();
  
      int getPosition();
  
      boolean move(int offset);
  
      boolean moveToPosition(int position);
  
      boolean moveToFirst();
  
      boolean moveToLast();
  
      boolean moveToNext();
  
      boolean moveToPrevious();
  
      boolean isFirst();
  
      boolean isLast();
  
      boolean isBeforeFirst();
  
      boolean isAfterLast();
  
      T getGraphObject();
  
      void close();
  
      boolean isClosed();
  }
  