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1   /*
2    * Licensed to the University Corporation for Advanced Internet Development, 
3    * Inc. (UCAID) under one or more contributor license agreements.  See the 
4    * NOTICE file distributed with this work for additional information regarding
5    * copyright ownership. The UCAID licenses this file to You under the Apache 
6    * License, Version 2.0 (the "License"); you may not use this file except in 
7    * compliance with the License.  You may obtain a copy of the License at
8    *
9    *    http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package edu.internet2.middleware.shibboleth.common.config.security;
19  
20  import java.util.List;
21  
22  import org.opensaml.xml.security.trust.ChainingTrustEngine;
23  import org.opensaml.xml.signature.SignatureTrustEngine;
24  import org.opensaml.xml.signature.impl.ChainingSignatureTrustEngine;
25  import org.springframework.beans.factory.config.AbstractFactoryBean;
26  
27  /**
28   * Spring factory bean used to created {@link ChainingSignatureTrustEngine}s.
29   */
30  public class ChainingSignatureTrustEngineFactoryBean extends AbstractFactoryBean {
31  
32      /** List of chain members. */
33      private List<SignatureTrustEngine> chain;
34  
35      /**
36       * Gets the chain member list.
37       * 
38       * @return chain member list
39       */
40      public List<SignatureTrustEngine> getChain() {
41          return chain;
42      }
43  
44      /**
45       * Sets the chain member list.
46       * 
47       * @param newChain the new chain member list
48       */
49      public void setChain(List<SignatureTrustEngine> newChain) {
50          chain = newChain;
51      }
52  
53      /** {@inheritDoc} */
54      public Class getObjectType() {
55          return ChainingTrustEngine.class;
56      }
57  
58      /** {@inheritDoc} */
59      @SuppressWarnings("unchecked")
60      protected Object createInstance() throws Exception {
61          ChainingSignatureTrustEngine engine = new ChainingSignatureTrustEngine();
62          if (chain != null) {
63              engine.getChain().addAll(chain);
64          }
65          return engine;
66      }
67  }