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1   /*
2    * Copyright 2008 Members of the EGEE Collaboration.
3    * Copyright 2008 University Corporation for Advanced Internet Development, Inc.
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.ctx.impl;
19  
20  import java.util.ArrayList;
21  import java.util.Collections;
22  import java.util.List;
23  
24  import javax.xml.namespace.QName;
25  
26  import org.opensaml.xacml.ctx.AttributeValueType;
27  import org.opensaml.xml.XMLObject;
28  import org.opensaml.xml.util.AttributeMap;
29  import org.opensaml.xml.util.IndexedXMLObjectChildrenList;
30  import org.opensaml.xml.validation.AbstractValidatingXMLObject;
31  
32  /** Concrete implementation of {@link AttributeValueType}. */
33  public class AttributeValueTypeImpl extends AbstractValidatingXMLObject implements AttributeValueType {
34  
35      /** "any" elements. */
36      private IndexedXMLObjectChildrenList<XMLObject> unknownElements;
37  
38      /** "any" attributes. */
39      private AttributeMap unknownAttributes;
40  
41      /** Text content of value element. */
42      private String textContent;
43  
44      /**
45       * Constructor.
46       * 
47       * @param namespaceURI the namespace the element is in
48       * @param elementLocalName the local name of the XML element this Object represents
49       * @param namespacePrefix the prefix for the given namespace
50       */
51      protected AttributeValueTypeImpl(String namespaceURI, String elementLocalName, String namespacePrefix) {
52          super(namespaceURI, elementLocalName, namespacePrefix);
53          unknownAttributes = new AttributeMap(this);
54          unknownElements = new IndexedXMLObjectChildrenList<XMLObject>(this);
55      }
56  
57      /** {@inheritDoc} */
58      public List<XMLObject> getOrderedChildren() {
59          ArrayList<XMLObject> children = new ArrayList<XMLObject>();
60  
61          if (textContent == null) {
62              children.addAll(unknownElements);
63          }
64  
65          return Collections.unmodifiableList(children);
66      }
67  
68      /** {@inheritDoc} */
69      public List<XMLObject> getUnknownXMLObjects() {
70          return unknownElements;
71      }
72  
73      /** {@inheritDoc} */
74      public List<XMLObject> getUnknownXMLObjects(QName typeOrName) {
75          return (List<XMLObject>) unknownElements.subList(typeOrName);
76      }
77  
78      /** {@inheritDoc} */
79      public AttributeMap getUnknownAttributes() {
80          return unknownAttributes;
81      }
82  
83      /** {@inheritDoc} */
84      public String getValue() {
85          return textContent;
86      }
87  
88      /** {@inheritDoc} */
89      public void setValue(String value) {
90          textContent = prepareForAssignment(textContent, value);
91      }
92  }
93