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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.attribute.resolver.provider.principalConnector;
19  
20  import org.opensaml.common.SAMLObject;
21  import org.opensaml.saml1.core.NameIdentifier;
22  import org.opensaml.saml2.core.NameID;
23  
24  import edu.internet2.middleware.shibboleth.common.attribute.resolver.AttributeResolutionException;
25  import edu.internet2.middleware.shibboleth.common.attribute.resolver.provider.ShibbolethResolutionContext;
26  
27  /**
28   * Principal connector that uses the SAML name identifier value as the principal name.
29   */
30  public class DirectPrincipalConnector extends BasePrincipalConnector {
31  
32      /** {@inheritDoc} */
33      public String resolve(ShibbolethResolutionContext resolutionContext) throws AttributeResolutionException {
34          SAMLObject nameIdentifier = resolutionContext.getAttributeRequestContext().getSubjectNameIdentifier();
35  
36          if (nameIdentifier instanceof NameIdentifier) {
37              return ((NameIdentifier) nameIdentifier).getNameIdentifier();
38          } else if (nameIdentifier instanceof NameID) {
39              return ((NameID) nameIdentifier).getValue();
40          } else {
41              return null;
42          }
43      }
44  
45      /** {@inheritDoc} */
46      public void validate() throws AttributeResolutionException {
47  
48      }
49  }