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1   /*
2    * Copyright [2007] [University Corporation for Advanced Internet Development, Inc.]
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    * http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package edu.internet2.middleware.shibboleth.common.config.security;
18  
19  import org.opensaml.saml2.metadata.provider.MetadataProvider;
20  import org.opensaml.security.MetadataCredentialResolver;
21  import org.opensaml.xml.security.trust.ExplicitKeyTrustEngine;
22  import org.springframework.beans.factory.config.AbstractFactoryBean;
23  
24  /**
25   * Spring factory bean used to created {@link ExplicitKeyTrustEngine}s based on a metadata provider.
26   */
27  public class MetadataExplicitKeyTrustEngineFactoryBean extends AbstractFactoryBean {
28      
29      /** Metadata provider used to look up key information for peer entities. */
30      private MetadataProvider metadataProvider;
31  
32      /**
33       * Gets the metadata provider used to look up key information for peer entities.
34       * 
35       * @return metadata provider used to look up key information for peer entities
36       */
37      public MetadataProvider getMetadataProvider() {
38          return metadataProvider;
39      }
40  
41      /**
42       * Sets the metadata provider used to look up key information for peer entities.
43       * 
44       * @param provider metadata provider used to look up key information for peer entities
45       */
46      public void setMetadataProvider(MetadataProvider provider) {
47          metadataProvider = provider;
48      }
49  
50      /** {@inheritDoc} */
51      public Class getObjectType() {
52          return ExplicitKeyTrustEngine.class;
53      }
54      
55      /** {@inheritDoc} */
56      protected Object createInstance() throws Exception {
57          MetadataCredentialResolver credResolver = new MetadataCredentialResolver(getMetadataProvider());        
58          return new ExplicitKeyTrustEngine(credResolver);
59      }
60  }