/** * Copyright 2011-2013 Terracotta, Inc. * Copyright 2011-2013 Oracle, Inc. * * 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 blazingcache.jcache; import javax.cache.processor.EntryProcessor; import javax.cache.processor.MutableEntry; import java.io.Serializable; /** * Combine multiple elementary processors into a composite. * @param <K> key type * @param <V> value type */ public class CombineEntryProcessor<K,V> implements EntryProcessor<K,V, Object[]>, Serializable { private EntryProcessor<K,V,Object>[] processors; public CombineEntryProcessor(EntryProcessor<K,V,Object>[] processors) { if (processors == null) { throw new NullPointerException(); } this.processors = processors; } @Override public Object[] process(MutableEntry<K, V> entry, Object... arguments) { Object[] results = new Object[processors.length]; for (int i = 0; i < processors.length; i++) { results[i] = processors[i].process(entry, arguments); } return results; } }