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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.core.validator;
22  
23  import org.opensaml.saml2.core.AuthnStatement;
24  import org.opensaml.xml.validation.ValidationException;
25  import org.opensaml.xml.validation.Validator;
26  
27  /**
28   * Checks {@link org.opensaml.saml2.core.AuthnStatement} for Schema compliance.
29   */
30  public class AuthnStatementSchemaValidator implements Validator<AuthnStatement> {
31  
32      /** Constructor */
33      public AuthnStatementSchemaValidator() {
34  
35      }
36  
37      /** {@inheritDoc} */
38      public void validate(AuthnStatement authnStatement) throws ValidationException {
39          validateAuthnInstant(authnStatement);
40          validateAuthnContext(authnStatement);
41      }
42  
43      /**
44       * Checks that the AuthnInstant attribute is present.
45       * 
46       * @param authnStatement
47       * @throws ValidationException
48       */
49      protected void validateAuthnInstant(AuthnStatement authnStatement) throws ValidationException {
50          if (authnStatement.getAuthnInstant() == null) {
51              throw new ValidationException("AuthnInstant required");
52          }
53      }
54  
55      /**
56       * Checks that the AuthnContext element is present.
57       * 
58       * @param authnStatement
59       * @throws ValidationException
60       */
61      protected void validateAuthnContext(AuthnStatement authnStatement) throws ValidationException {
62          if (authnStatement.getAuthnContext() == null) {
63              throw new ValidationException("AuthnContext required");
64          }
65      }
66  }