View Javadoc

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.Evidence;
24  import org.opensaml.xml.validation.ValidationException;
25  import org.opensaml.xml.validation.Validator;
26  
27  /**
28   * Checks {@link org.opensaml.saml2.core.Evidence} for Schema compliance.
29   */
30  public class EvidenceSchemaValidator implements Validator<Evidence> {
31  
32      /** Constructor */
33      public EvidenceSchemaValidator() {
34  
35      }
36  
37      /** {@inheritDoc} */
38      public void validate(Evidence evidence) throws ValidationException {
39          validateAssertions(evidence);
40      }
41  
42      /**
43       * Checks that at least one Assertion, Assertion ID Reference, or Assertion URI Reference is present.
44       * 
45       * @param evidence
46       * @throws ValidationException
47       */
48      protected void validateAssertions(Evidence evidence) throws ValidationException {
49          if (evidence.getEvidence() == null || evidence.getEvidence().size() == 0) {
50              throw new ValidationException(
51                      "Must contain at least one AssertionIDReference, AssertionURIReference, or Assertion");
52          }
53      }
54  }