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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.saml1.core.validator;
22  
23  import org.opensaml.saml1.core.ResponseAbstractType;
24  import org.opensaml.xml.util.DatatypeHelper;
25  import org.opensaml.xml.validation.ValidationException;
26  import org.opensaml.xml.validation.Validator;
27  
28  /**
29   * Checks {@link org.opensaml.saml1.core.ResponseAbstractType} for Schema compliance.
30   */
31  public class ResponseAbstractTypeSchemaValidator<ResponseType extends ResponseAbstractType> implements Validator<ResponseType> {
32  
33      /** {@inheritDoc} */
34      public void validate(ResponseType response) throws ValidationException {
35          validateVersion(response);
36  
37          validateID(response);
38  
39          validateIssueInstant(response);
40      }
41  
42      /**
43       * Validates that this is SAML1.0 or SAML 1.1
44       * 
45       * @param response
46       * @throws ValidationException
47       */
48      protected void validateVersion(ResponseAbstractType response) throws ValidationException {
49          if ((response.getMajorVersion() != 1) && (response.getMinorVersion() != 0 || response.getMinorVersion() != 1)) {
50              throw new ValidationException("Invalid Version");
51          }
52      }
53  
54      /**
55       * Validate that the ID is present and valid
56       * 
57       * @param response
58       * @throws ValidationException
59       */
60      protected void validateID(ResponseAbstractType response) throws ValidationException {
61          if (DatatypeHelper.isEmpty(response.getID())) {
62              throw new ValidationException("RequestID is null, empty or whitespace");
63          }
64      }
65  
66      /**
67       * Validate that the IssueInstant is present.
68       * 
69       * @param response
70       * @throws ValidationException
71       */
72      protected void validateIssueInstant(ResponseAbstractType response) throws ValidationException {
73          if (response.getIssueInstant() == null) {
74              throw new ValidationException("No IssueInstant attribute present");
75          }
76      }
77  
78  }