001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.commons.jcs.jcache.cdi;
020
021import java.lang.annotation.Annotation;
022
023import javax.cache.annotation.CacheInvocationParameter;
024import javax.cache.annotation.CacheKeyInvocationContext;
025import javax.interceptor.InvocationContext;
026
027public class CacheKeyInvocationContextImpl<A extends Annotation> extends CacheInvocationContextImpl<A> implements CacheKeyInvocationContext<A>
028{
029    private CacheInvocationParameter[] keyParams = null;
030    private CacheInvocationParameter valueParam = null;
031
032    public CacheKeyInvocationContextImpl(final InvocationContext delegate, final A annotation, final String name,
033                                         final CDIJCacheHelper.MethodMeta methodMeta)
034    {
035        super(delegate, annotation, name, methodMeta);
036    }
037
038    @Override
039    public CacheInvocationParameter[] getKeyParameters()
040    {
041        if (keyParams == null)
042        {
043            keyParams = doGetAllParameters(meta.getKeysIndices());
044        }
045        return keyParams;
046    }
047
048    @Override
049    public CacheInvocationParameter getValueParameter()
050    {
051        if (valueParam == null)
052        {
053            valueParam = meta.getValueIndex() >= 0 ? doGetAllParameters(new Integer[]{meta.getValueIndex()})[0] : null;
054        }
055        return valueParam;
056    }
057}