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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 javax.cache.annotation.CacheInvocationParameter;
22  import javax.cache.annotation.CacheKeyGenerator;
23  import javax.cache.annotation.CacheKeyInvocationContext;
24  import javax.cache.annotation.GeneratedCacheKey;
25  import java.lang.annotation.Annotation;
26  
27  public class CacheKeyGeneratorImpl implements CacheKeyGenerator
28  {
29      @Override
30      public GeneratedCacheKey generateCacheKey(final CacheKeyInvocationContext<? extends Annotation> cacheKeyInvocationContext)
31      {
32          final CacheInvocationParameter[] keyParameters = cacheKeyInvocationContext.getKeyParameters();
33          final Object[] parameters = new Object[keyParameters.length];
34          for (int index = 0; index < keyParameters.length; index++)
35          {
36              parameters[index] = keyParameters[index].getValue();
37          }
38          return new GeneratedCacheKeyImpl(parameters);
39      }
40  }