01: /*
02: * Copyright (c) 2003-2007 JGoodies Karsten Lentzsch. All Rights Reserved.
03: *
04: * Redistribution and use in source and binary forms, with or without
05: * modification, are permitted provided that the following conditions are met:
06: *
07: * o Redistributions of source code must retain the above copyright notice,
08: * this list of conditions and the following disclaimer.
09: *
10: * o Redistributions in binary form must reproduce the above copyright notice,
11: * this list of conditions and the following disclaimer in the documentation
12: * and/or other materials provided with the distribution.
13: *
14: * o Neither the name of JGoodies Karsten Lentzsch nor the names of
15: * its contributors may be used to endorse or promote products derived
16: * from this software without specific prior written permission.
17: *
18: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20: * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
22: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
27: * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
28: * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29: */
30:
31: package com.jgoodies.validation.util;
32:
33: import com.jgoodies.validation.ValidationResult;
34: import com.jgoodies.validation.ValidationResultModel;
35:
36: /**
37: * A default implementation of the {@link ValidationResultModel} interface
38: * that holds a ValidationResult.
39: *
40: * @author Karsten Lentzsch
41: * @version $Revision: 1.6 $
42: */
43: public class DefaultValidationResultModel extends
44: AbstractValidationResultModel {
45:
46: /**
47: * Holds this model's validation result.
48: */
49: private ValidationResult validationResult;
50:
51: // Instance Creation ******************************************************
52:
53: /**
54: * Constructs a DefaultValidationResultModel initialized
55: * with an empty validation result.
56: */
57: public DefaultValidationResultModel() {
58: validationResult = ValidationResult.EMPTY;
59: }
60:
61: // Accessors **************************************************************
62:
63: /**
64: * Returns this model's validation result.
65: *
66: * @return the current validation result
67: */
68: public final ValidationResult getResult() {
69: return validationResult;
70: }
71:
72: /**
73: * Sets a new validation result and notifies all registered listeners
74: * about changes of the result itself and the properties for severity,
75: * errors and messages. This method is typically invoked at the end of
76: * the <code>#validate()</code> method.
77: *
78: * @param newResult the validation result to be set
79: *
80: * @throws NullPointerException if the new result is <code>null</code>
81: *
82: * @see #getResult()
83: * @see ValidationResultModelContainer#setResult(ValidationResult)
84: */
85: public void setResult(ValidationResult newResult) {
86: if (newResult == null) {
87: throw new NullPointerException(
88: "The new result must not be null.");
89: }
90: ValidationResult oldResult = getResult();
91: validationResult = newResult;
92: firePropertyChanges(oldResult, newResult);
93: }
94:
95: }
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