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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.Action;
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.saml2.core.Action} for Schema compliance.
30   */
31  public class ActionSchemaValidator implements Validator<Action> {
32  
33      /** Constructor */
34      public ActionSchemaValidator() {
35  
36      }
37  
38      /** {@inheritDoc} */
39      public void validate(Action action) throws ValidationException {
40          validateAction(action);
41          validateNamespace(action);
42      }
43  
44      /**
45       * Checks that the Action label is present.
46       * @param action
47       * @throws ValidationException
48       */
49      protected void validateAction(Action action) throws ValidationException {
50          if (DatatypeHelper.isEmpty(action.getAction())) {
51              throw new ValidationException("Action label must be specified.");
52          }
53      }
54      
55      /**
56       * Checks that the Namespace attribute is present.
57       * 
58       * @param action
59       * @throws ValidationException
60       */
61      protected void validateNamespace(Action action) throws ValidationException {
62          if (DatatypeHelper.isEmpty(action.getNamespace())) {
63              throw new ValidationException("Namespace is required attribute.");
64          }
65      }
66  }