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.metadata.validator;
22  
23  import org.opensaml.saml2.metadata.EntityDescriptor;
24  import org.opensaml.xml.validation.ValidationException;
25  import org.opensaml.xml.validation.Validator;
26  
27  /**
28   * Checks {@link org.opensaml.saml2.metadata.EntityDescriptor} for Spec compliance.
29   */
30  public class EntityDescriptorSpecValidator implements Validator<EntityDescriptor> {
31  
32      /** Constructor */
33      public EntityDescriptorSpecValidator() {
34  
35      }
36  
37      /** {@inheritDoc} */
38      public void validate(EntityDescriptor entityDescriptor) throws ValidationException {
39          validateRoot(entityDescriptor);
40      }
41  
42      /**
43       * Checks that at least either Valid Until or Cache Duration is present when Entity Descriptor is root element.
44       * 
45       * @param entityDescriptor
46       * @throws ValidationException
47       */
48      protected void validateRoot(EntityDescriptor entityDescriptor) throws ValidationException {
49          if (entityDescriptor.getParent() == null && entityDescriptor.getValidUntil() == null
50                  && entityDescriptor.getCacheDuration() == null) {
51              throw new ValidationException("Must have either ValidUntil or CacheDuration when is root element.");
52          }
53      }
54  }