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Java > Open Source Codes > org > apache > tapestry > form > validator > BaseValidator


1 // Copyright 2005 The Apache Software Foundation
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 package org.apache.tapestry.form.validator;
16
17 import org.apache.hivemind.util.PropertyUtils;
18 import org.apache.tapestry.IMarkupWriter;
19 import org.apache.tapestry.IRequestCycle;
20 import org.apache.tapestry.form.FormComponentContributorContext;
21 import org.apache.tapestry.form.IFormComponent;
22 import org.apache.tapestry.form.ValidationMessages;
23 import org.apache.tapestry.valid.ValidatorException;
24
25 /**
26  * Abstract implementation of {@link org.apache.tapestry.form.validator.Validator}.
27  *
28  * @author Howard Lewis Ship
29  * @since 4.0
30  */
31
32 public abstract class BaseValidator implements Validator
33 {
34     private String JavaDoc _message;
35
36     public String JavaDoc getMessage()
37     {
38         return _message;
39     }
40
41     public void setMessage(String JavaDoc message)
42     {
43         _message = message;
44     }
45
46     public BaseValidator()
47     {
48     }
49
50     public BaseValidator(String JavaDoc initializer)
51     {
52         PropertyUtils.configureProperties(this, initializer);
53     }
54
55     /**
56      * Returns false.
57      */
58
59     public boolean getAcceptsNull()
60     {
61         return false;
62     }
63
64     /**
65      * Does nothing.
66      */
67
68     public void renderContribution(IMarkupWriter writer, IRequestCycle cycle,
69             FormComponentContributorContext context, IFormComponent field)
70     {
71     }
72
73 }
74
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