content: /*
   * Copyright (C) 2013 The Android Open Source Project
   *
   * 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.android.bitmap;
  
  public interface PooledCache<K, V> {
  
      V get(K key, boolean incrementRefCount);
      V put(K key, V value);
      void offer(V scrapValue);
      V poll();
      String toDebugString();
  
      /**
       * Purge existing Poolables from the pool+cache. Usually, this is done when situations
       * change and the items in the pool+cache are no longer appropriate. For example,
       * if the layout changes, the pool+cache may need to hold larger bitmaps.
       *
       * <p/>
       * The existing Poolables will be garbage collected when they are no longer being referenced
       * by other objects.
       */
      void clear();
  }
  