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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  package org.opensaml.saml2.core.validator;
21  
22  import org.opensaml.saml2.core.LogoutRequest;
23  import org.opensaml.xml.validation.ValidationException;
24  
25  /**
26   * Checks {@link org.opensaml.saml2.core.LogoutRequest} for Schema compliance.
27   */
28  public class LogoutRequestSchemaValidator extends RequestAbstractTypeSchemaValidator<LogoutRequest> {
29  
30      /**
31       * Constructor.
32       *
33       */
34      public LogoutRequestSchemaValidator() {
35          super();
36      }
37  
38      /** {@inheritDoc} */
39      public void validate(LogoutRequest request) throws ValidationException {
40          super.validate(request);
41          validateIdentifiers(request);
42      }
43  
44      /**
45       * Validate the Identifier child types (BaseID, NameID, EncryptedID).
46       * 
47       * @param request the request being processed
48       * @throws ValidationException thrown if the identifiers present are not valid
49       */
50      protected void validateIdentifiers(LogoutRequest request) throws ValidationException {
51          int idCount = 0;
52          
53          if (request.getBaseID() != null) {
54              idCount++;
55          }
56          if (request.getNameID() != null) {
57              idCount++;
58          }
59          if (request.getEncryptedID() != null) {
60              idCount++;
61          }
62          
63          if (idCount != 1) {
64              throw new ValidationException("LogoutRequest must contain exactly one of: BaseID, NameID, EncryptedID");
65          }
66      }
67      
68  }