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Java > Open Source Codes > org > jfree > xml > generator > model > MultiplexMappingInfo


1 /* ========================================================================
2  * JCommon : a free general purpose class library for the Java(tm) platform
3  * ========================================================================
4  *
5  * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
6  *
7  * Project Info: http://www.jfree.org/jcommon/index.html
8  *
9  * This library is free software; you can redistribute it and/or modify it
10  * under the terms of the GNU Lesser General Public License as published by
11  * the Free Software Foundation; either version 2.1 of the License, or
12  * (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful, but
15  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17  * License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22  * USA.
23  *
24  * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
25  * in the United States and other countries.]
26  *
27  * -------------------------
28  * MultiplexMappingInfo.java
29  * -------------------------
30  * (C)opyright 2003, 2004, by Thomas Morgner and Contributors.
31  *
32  * Original Author: Thomas Morgner;
33  * Contributor(s): David Gilbert (for Object Refinery Limited);
34  *
35  * $Id: MultiplexMappingInfo.java,v 1.2 2005/10/18 13:32:37 mungady Exp $
36  *
37  * Changes
38  * -------
39  * 16-Nov-2003 : Initial version
40  *
41  */
42
43 package org.jfree.xml.generator.model;
44
45 import java.util.Arrays JavaDoc;
46
47 /**
48  * Defines the multiplex entries for a certain base class. Multiplexers are
49  * used to select a specific handler if more than one class will match the
50  * property type.
51  * <p>
52  * Multiplexers override automatic mappings and can be redefined using manual
53  * mappings.
54  */
55 public class MultiplexMappingInfo {
56     
57     /** The base class. */
58     private Class JavaDoc baseClass;
59     
60     /** The type attribute. */
61     private String JavaDoc typeAttribute;
62     
63     /** The child classes. */
64     private TypeInfo[] childClasses;
65     
66     /** The comments. */
67     private Comments comments;
68     
69     /** The source. */
70     private String JavaDoc source;
71
72     /**
73      * Creates a new instance for the specified class.
74      *
75      * @param baseClass the base class.
76      */
77     public MultiplexMappingInfo(final Class JavaDoc baseClass) {
78         this(baseClass, "type");
79     }
80
81     /**
82      * Creates a new instance for the specified class.
83      *
84      * @param baseClass the base class (<code>null</code> not permitted).
85      * @param typeAttribute the type attribute (<code>null</code> not permitted).
86      */
87     public MultiplexMappingInfo(final Class JavaDoc baseClass, final String JavaDoc typeAttribute) {
88         if (baseClass == null) {
89             throw new NullPointerException JavaDoc("BaseClass");
90         }
91         if (typeAttribute == null) {
92             throw new NullPointerException JavaDoc("TypeAttribute");
93         }
94         this.baseClass = baseClass;
95         this.typeAttribute = typeAttribute;
96     }
97
98     /**
99      * Returns the base class.
100      *
101      * @return The base class.
102      */
103     public Class JavaDoc getBaseClass() {
104         return this.baseClass;
105     }
106
107     /**
108      * Returns the type attribute.
109      *
110      * @return The type attribute.
111      */
112     public String JavaDoc getTypeAttribute() {
113         return this.typeAttribute;
114     }
115
116     /**
117      * Returns the child classes.
118      *
119      * @return The child classes.
120      */
121     public TypeInfo[] getChildClasses() {
122         return this.childClasses;
123     }
124
125     /**
126      * Sets the child classes.
127      *
128      * @param childClasses the child classes.
129      */
130     public void setChildClasses(final TypeInfo[] childClasses) {
131         this.childClasses = childClasses;
132     }
133
134     /**
135      * Returns the comments.
136      *
137      * @return The comments.
138      */
139     public Comments getComments() {
140         return this.comments;
141     }
142
143     /**
144      * Sets the comments.
145      *
146      * @param comments the comments.
147      */
148     public void setComments(final Comments comments) {
149         this.comments = comments;
150     }
151
152     /**
153      * Returns the source.
154      *
155      * @return The source.
156      */
157     public String JavaDoc getSource() {
158         return this.source;
159     }
160
161     /**
162      * Sets the source.
163      *
164      * @param source the source.
165      */
166     public void setSource(final String JavaDoc source) {
167         this.source = source;
168     }
169
170     /**
171      * Tests this object for equality with another object.
172      *
173      * @param o the other object.
174      *
175      * @return A boolean.
176      */
177     public boolean equals(final Object JavaDoc o) {
178         if (this == o) {
179             return true;
180         }
181         if (!(o instanceof MultiplexMappingInfo)) {
182             return false;
183         }
184
185         final MultiplexMappingInfo multiplexMappingInfo = (MultiplexMappingInfo) o;
186
187         if (!this.baseClass.equals(multiplexMappingInfo.baseClass)) {
188             return false;
189         }
190         if (!Arrays.equals(this.childClasses, multiplexMappingInfo.childClasses)) {
191             return false;
192         }
193         if (!this.typeAttribute.equals(multiplexMappingInfo.typeAttribute)) {
194             return false;
195         }
196
197         return true;
198     }
199
200     /**
201      * Returns a hash code for this object.
202      *
203      * @return A hash code.
204      */
205     public int hashCode() {
206         int result;
207         result = this.baseClass.hashCode();
208         result = 29 * result + this.typeAttribute.hashCode();
209         return result;
210     }
211
212 }
213
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