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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.cdi;
20  
21  import java.lang.annotation.Annotation;
22  
23  import javax.cache.annotation.CacheInvocationParameter;
24  import javax.cache.annotation.CacheKeyInvocationContext;
25  import javax.interceptor.InvocationContext;
26  
27  public class CacheKeyInvocationContextImpl<A extends Annotation> extends CacheInvocationContextImpl<A> implements CacheKeyInvocationContext<A>
28  {
29      private CacheInvocationParameter[] keyParams;
30      private CacheInvocationParameter valueParam;
31  
32      public CacheKeyInvocationContextImpl(final InvocationContext delegate, final A annotation, final String name,
33                                           final CDIJCacheHelper.MethodMeta methodMeta)
34      {
35          super(delegate, annotation, name, methodMeta);
36      }
37  
38      @Override
39      public CacheInvocationParameter[] getKeyParameters()
40      {
41          if (keyParams == null)
42          {
43              keyParams = doGetAllParameters(meta.getKeysIndices());
44          }
45          return keyParams;
46      }
47  
48      @Override
49      public CacheInvocationParameter getValueParameter()
50      {
51          if (valueParam == null)
52          {
53              valueParam = meta.getValueIndex() >= 0 ? doGetAllParameters(new Integer[]{meta.getValueIndex()})[0] : null;
54          }
55          return valueParam;
56      }
57  }