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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.Evidence;
24  import org.opensaml.xml.validation.ValidationException;
25  import org.opensaml.xml.validation.Validator;
26  
27  /**
28   * Checks {@link org.opensaml.saml1.core.Evidence} for Schema compliance.
29   */
30  public class EvidenceSchemaValidator implements Validator<Evidence> {
31  
32      /** {@inheritDoc} */
33      public void validate(Evidence evidence) throws ValidationException {
34           validateEvidence(evidence);
35      }
36      
37      /**
38       * Check that there is an assertion of AddsertionIDRef
39       * @param evidence
40       * @throws ValidationException
41       */
42      protected void validateEvidence(Evidence evidence) throws ValidationException {
43          if (evidence.getEvidence().size() == 0) {
44              throw new ValidationException("At least one Assertion or AssertionIDReference is required");
45          }    
46      }
47  }