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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.xmlobject.impl;
18  
19  import javax.xml.namespace.QName;
20  
21  import org.opensaml.xml.XMLObject;
22  import org.opensaml.xml.io.AbstractXMLObjectUnmarshaller;
23  import org.opensaml.xml.io.UnmarshallingException;
24  import org.opensaml.xml.signature.KeyInfo;
25  import org.opensaml.xml.util.XMLHelper;
26  import org.slf4j.Logger;
27  import org.slf4j.LoggerFactory;
28  import org.w3c.dom.Attr;
29  
30  import edu.internet2.middleware.shibboleth.common.xmlobject.ShibbolethMetadataKeyAuthority;
31  
32  /**
33   * A thread-safe Unmarshaller for {@link ShibbolethMetadataKeyAuthority}.
34   */
35  public class ShibbolethMetadataKeyAuthorityUnmarshaller extends AbstractXMLObjectUnmarshaller {
36      
37      /** Logger. */
38      private final Logger log = LoggerFactory.getLogger(ShibbolethMetadataKeyAuthorityUnmarshaller.class);
39  
40      /** {@inheritDoc} */
41      protected void processAttribute(XMLObject xmlObject, Attr attribute) throws UnmarshallingException {
42          ShibbolethMetadataKeyAuthority authority = (ShibbolethMetadataKeyAuthority) xmlObject;
43          
44          if (attribute.getLocalName().equals(ShibbolethMetadataKeyAuthority.VERIFY_DEPTH_ATTRIB_NAME)) {
45              authority.setVerifyDepth(Integer.valueOf(attribute.getValue()));
46          } else {
47              QName attribQName = XMLHelper.getNodeQName(attribute);
48              if (attribute.isId()) {
49                 authority.getUnknownAttributes().registerID(attribQName);
50              }
51              authority.getUnknownAttributes().put(attribQName, attribute.getValue());
52          }
53  
54      }
55  
56      /** {@inheritDoc} */
57      protected void processChildElement(XMLObject parentXMLObject, XMLObject childXMLObject)
58              throws UnmarshallingException {
59          ShibbolethMetadataKeyAuthority authority = (ShibbolethMetadataKeyAuthority) parentXMLObject;
60          
61          if (childXMLObject instanceof KeyInfo) {
62              authority.getKeyInfos().add((KeyInfo) childXMLObject);
63          } else {
64              log.debug("Ignorning unknown child element {}", childXMLObject.getElementQName());
65          }
66  
67      }
68  
69      /** {@inheritDoc} */
70      protected void processElementContent(XMLObject xmlObject, String elementContent) {
71          log.debug("Ignorning unsupported element text content");
72      }
73  }