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1   /*
2    * Copyright [2005] [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  /**
18   * 
19   */
20  
21  package org.opensaml.saml2.metadata.validator;
22  
23  import org.opensaml.saml2.metadata.RoleDescriptor;
24  import org.opensaml.xml.validation.ValidationException;
25  import org.opensaml.xml.validation.Validator;
26  
27  /**
28   * Checks {@link org.opensaml.saml2.metadata.RoleDescriptor} for Spec compliance.
29   */
30  public class RoleDescriptorSpecValidator<RoleDescriptorType extends RoleDescriptor> implements Validator<RoleDescriptorType> {
31  
32      /** Constructor */
33      public RoleDescriptorSpecValidator() {
34  
35      }
36  
37      /** {@inheritDoc} */
38      public void validate(RoleDescriptorType roleDescriptor) throws ValidationException {
39          validateProtocols(roleDescriptor);
40      }
41  
42      /**
43       * Checks that the SAML 2.0 protocol is present.
44       * 
45       * @param roleDescriptor
46       * @throws ValidationException
47       */
48      protected void validateProtocols(RoleDescriptor roleDescriptor) throws ValidationException {
49          boolean saml = false;
50          for (int i = 0; i < roleDescriptor.getSupportedProtocols().size(); i++) {
51              if (roleDescriptor.getSupportedProtocols().get(i).equals("urn:oasis:names:tc:SAML:2.0:protocol")) {
52                  saml = true;
53              }
54          }
55          if (!saml) {
56              throw new ValidationException("SupportedProtocols must contain 'urn:oasis:names:tc:SAML:2.0:protocol'");
57          }
58      }
59  }