1 /*
2 * Copyright 2004-2009 the original author or authors.
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.springmodules.validation.bean.conf.loader.xml.handler;
18
19 import java.beans.PropertyDescriptor;
20 import java.util.Calendar;
21 import java.util.Date;
22
23 import org.springmodules.validation.bean.rule.AbstractValidationRule;
24 import org.springmodules.validation.bean.rule.DateInThePastValidationRule;
25 import org.w3c.dom.Element;
26
27 /**
28 * An {@link AbstractPropertyValidationElementHandler} implementation that can handle an element that represents a "date in
29 * the past" validation rule - a rule that validates that a given date occured in the past.
30 *
31 * @author Uri Boness
32 */
33 public class DateInPastRuleElementHandler extends AbstractPropertyValidationElementHandler {
34
35 private static final String ELEMENT_NAME = "in-past";
36
37 /**
38 * Constructs a new DateInPastRuleElementHandler.
39 */
40 public DateInPastRuleElementHandler(String namespaceUri) {
41 super(ELEMENT_NAME, namespaceUri);
42 }
43
44 /**
45 * In addition to the element name and namespace check, this handler only support properties of types
46 * {@link java.util.Date} and {@link java.util.Calendar}.
47 *
48 * @see org.springmodules.validation.bean.conf.loader.xml.handler.PropertyValidationElementHandler#supports(org.w3c.dom.Element, Class, java.beans.PropertyDescriptor)
49 */
50 public boolean supports(Element element, Class clazz, PropertyDescriptor descriptor) {
51 return super.supports(element, clazz, descriptor)
52 &&
53 (
54 Date.class.isAssignableFrom(descriptor.getPropertyType())
55 ||
56 Calendar.class.isAssignableFrom(descriptor.getPropertyType())
57 );
58 }
59
60 protected AbstractValidationRule createValidationRule(Element element) {
61 return new DateInThePastValidationRule();
62 }
63
64 }