CacheWriterAdapter.java

  1. /*
  2.  * Licensed to the Apache Software Foundation (ASF) under one
  3.  * or more contributor license agreements.  See the NOTICE file
  4.  * distributed with this work for additional information
  5.  * regarding copyright ownership.  The ASF licenses this file
  6.  * to you under the Apache License, Version 2.0 (the
  7.  * "License"); you may not use this file except in compliance
  8.  * with the License.  You may obtain a copy of the License at
  9.  *
  10.  *   http://www.apache.org/licenses/LICENSE-2.0
  11.  *
  12.  * Unless required by applicable law or agreed to in writing,
  13.  * software distributed under the License is distributed on an
  14.  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  15.  * KIND, either express or implied.  See the License for the
  16.  * specific language governing permissions and limitations
  17.  * under the License.
  18.  */
  19. package org.apache.commons.jcs3.jcache.extras.writer;

  20. import javax.cache.Cache;
  21. import javax.cache.configuration.Factory;
  22. import javax.cache.integration.CacheWriter;
  23. import javax.cache.integration.CacheWriterException;
  24. import java.util.Collection;

  25. public abstract class CacheWriterAdapter<K, V> implements CacheWriter<K, V>, Factory<CacheWriter<K, V>>
  26. {
  27.     @Override
  28.     public void writeAll(final Collection<Cache.Entry<? extends K, ? extends V>> entries) throws CacheWriterException
  29.     {
  30.         for (final Cache.Entry<? extends K, ? extends V> entry : entries)
  31.         {
  32.             write(entry);
  33.         }
  34.     }

  35.     @Override
  36.     public void deleteAll(final Collection<?> keys) throws CacheWriterException
  37.     {
  38.         for (final Object k : keys)
  39.         {
  40.             delete(k);
  41.         }
  42.     }

  43.     @Override
  44.     public CacheWriter<K, V> create()
  45.     {
  46.         return this;
  47.     }
  48. }