1 /*
2 * Copyright [2007] [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 package org.opensaml.xml.encryption.validator;
18
19 import org.opensaml.xml.encryption.EncryptionMethod;
20 import org.opensaml.xml.util.DatatypeHelper;
21 import org.opensaml.xml.validation.ValidationException;
22 import org.opensaml.xml.validation.Validator;
23
24 /**
25 * Checks {@link org.opensaml.xml.encryption.EncryptionMethod} for Schema compliance.
26 */
27 public class EncryptionMethodSchemaValidator implements Validator<EncryptionMethod> {
28
29 /** {@inheritDoc} */
30 public void validate(EncryptionMethod xmlObject) throws ValidationException {
31 validateAlgorithm(xmlObject);
32 }
33
34 /**
35 * Validate the algorithm URI.
36 *
37 * @param xmlObject the object to validate
38 * @throws ValidationException thrown if the object is invalid
39 */
40 protected void validateAlgorithm(EncryptionMethod xmlObject) throws ValidationException {
41 if (DatatypeHelper.isEmpty(xmlObject.getAlgorithm())) {
42 throw new ValidationException("EncryptionMethod algorithm URI was empty");
43 }
44 }
45
46 }