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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.config.attribute.encoding;
19  
20  import javax.xml.namespace.QName;
21  
22  import org.opensaml.xml.util.DatatypeHelper;
23  import org.springframework.beans.factory.BeanCreationException;
24  import org.springframework.beans.factory.support.BeanDefinitionBuilder;
25  import org.springframework.beans.factory.xml.ParserContext;
26  import org.w3c.dom.Element;
27  
28  import edu.internet2.middleware.shibboleth.common.attribute.encoding.provider.SAML2StringAttributeEncoder;
29  
30  /**
31   * Spring Bean Definition Parser for SAML2 string attribute encoder.
32   */
33  public class SAML2StringAttributeEncoderBeanDefinitionParser extends BaseAttributeEncoderBeanDefinitionParser {
34  
35      /** Schema type name. */
36      public static final QName TYPE_NAME = new QName(AttributeEncoderNamespaceHandler.NAMESPACE, "SAML2String");
37  
38      /** Local name of name format attribute. */
39      public static final String NAME_FORMAT_ATTRIBUTE_NAME = "nameFormat";
40  
41      /** Local name of friendly name attribute. */
42      public static final String FRIENDLY_NAME_ATTRIBUTE_NAME = "friendlyName";
43  
44      /** {@inheritDoc} */
45      protected void doParse(Element element, ParserContext parserContext, BeanDefinitionBuilder builder) {
46          super.doParse(element, parserContext, builder);
47  
48          String namespace = "urn:oasis:names:tc:SAML:2.0:attrname-format:uri";
49          if (element.hasAttributeNS(null, "nameFormat")) {
50              namespace = DatatypeHelper.safeTrimOrNullString(element.getAttributeNS(null, "nameFormat"));
51          }
52          builder.addPropertyValue("nameFormat", namespace);
53          
54          builder.addPropertyValue("friendlyName", element.getAttribute(FRIENDLY_NAME_ATTRIBUTE_NAME));
55  
56          String attributeName = DatatypeHelper.safeTrimOrNullString(element.getAttributeNS(null, "name"));
57          if (attributeName == null) {
58              throw new BeanCreationException("SAML 2 attribute encoders must contain a name");
59          }
60      }
61  
62      /** {@inheritDoc} */
63      protected Class getBeanClass(Element element) {
64          return SAML2StringAttributeEncoder.class;
65      }
66  
67  }