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1   /*
2    * Copyright 2008 University Corporation for Advanced Internet Development, Inc.
3    * Copyright 2008 Members of the EGEE Collaboration.
4    * 
5    * Licensed under the Apache License, Version 2.0 (the "License");
6    * you may not use this file except in compliance with the License.
7    * 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 org.opensaml.xacml.policy.impl;
19  
20  import org.opensaml.xacml.policy.ApplyType;
21  import org.opensaml.xacml.policy.ExpressionType;
22  import org.opensaml.xml.XMLObject;
23  import org.opensaml.xml.io.AbstractXMLObjectUnmarshaller;
24  import org.opensaml.xml.io.UnmarshallingException;
25  import org.opensaml.xml.util.DatatypeHelper;
26  import org.w3c.dom.Attr;
27  
28  /**
29   * Unmarshaller for {@link ApplyType}.
30   */
31  public class ApplyTypeUnmarshaller extends AbstractXMLObjectUnmarshaller {
32  
33      /** Constructor. */
34      public ApplyTypeUnmarshaller() {
35          super();
36      }
37  
38      /** {@inheritDoc} */
39      protected void processAttribute(XMLObject xmlObject, Attr attribute) throws UnmarshallingException {
40  
41          if (attribute.getLocalName().equals(ApplyType.FUNCTION_ID_ATTRIB_NAME)) {
42              ApplyType applyType = (ApplyType) xmlObject;
43              applyType.setFunctionId(DatatypeHelper.safeTrimOrNullString(attribute.getValue()));
44          }
45  
46      }
47  
48      /** {@inheritDoc} */
49      protected void processChildElement(XMLObject parentXMLObject, XMLObject childXMLObject)
50              throws UnmarshallingException {
51          ApplyType applayType = (ApplyType) parentXMLObject;
52          if (childXMLObject instanceof ExpressionType) {
53              ExpressionType expression = (ExpressionType) childXMLObject;
54              applayType.getExpressions().add(expression);
55          }
56      }
57  
58      /** {@inheritDoc} */
59      protected void processElementContent(XMLObject xmlObject, String elementContent) {
60  
61      }
62  
63  }