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Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
BeanWrapper.java | 16,7% | 18,8% | 20% | 18,8% |
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1 | /* | |
2 | * Copyright (c) 2001-2004, | |
3 | * RedVerst Group, ISP RAS http://www.ispras.ru | |
4 | * All rights reserved. | |
5 | * | |
6 | * Redistribution and use in source and binary forms, with or without | |
7 | * modification, are permitted provided that the following conditions are met: | |
8 | * | |
9 | * 1. Redistributions of source code must retain the above copyright notice, this | |
10 | * list of conditions and the following disclaimer. | |
11 | * | |
12 | * 2. Redistributions in binary form must reproduce the above copyright notice, | |
13 | * this list of conditions and the following disclaimer in the documentation | |
14 | * and/or other materials provided with the distribution. | |
15 | * | |
16 | * 3. The names "ATP", "TreeDL", "RedVerst", "ISP RAS" | |
17 | * may not be used to endorse or promote products derived from this software | |
18 | * without specific prior written permission. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | |
21 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
22 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
23 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR | |
24 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
25 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
26 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | |
27 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
29 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
30 | */ | |
31 | ||
32 | package com.unitesk.atp.dynattrs; | |
33 | ||
34 | import java.util.Set; | |
35 | ||
36 | /** | |
37 | * The implementation of {@link Attributed} interface that accesses attributes | |
38 | * through <I>getter</I> and <I>setter</I> methods according to JavaBeans | |
39 | * naming conventions. | |
40 | * | |
41 | * @author <A href="mailto:demakov@ispras.ru">Alexey Demakov</A> | |
42 | * @version $Id: BeanWrapper.java,v 1.1 2004/10/09 06:19:04 all-x Exp $ | |
43 | */ | |
44 | public class BeanWrapper extends IndexedAttributedImpl | |
45 | { | |
46 | /** | |
47 | * Constructs wrapper of specified object. | |
48 | * @param obj Object to wrap. | |
49 | * @throws NullPointerException | |
50 | * If <code>obj</code> is <code>null</code>. | |
51 | */ | |
52 | 17 | public BeanWrapper( Object obj ) |
53 | { | |
54 | 17 | if( obj == null ) |
55 | { | |
56 | 0 | throw new NullPointerException(); |
57 | } | |
58 | ||
59 | 17 | this.obj = obj; |
60 | } | |
61 | ||
62 | /** | |
63 | * {@inheritDoc} | |
64 | */ | |
65 | 0 | public boolean hasAttribute( String name ) |
66 | { | |
67 | 0 | return Accessor.hasBeanProperty( obj, name ); |
68 | } | |
69 | ||
70 | /** | |
71 | * Bean wrapper doesn't allow creation of attributes. | |
72 | */ | |
73 | 0 | public boolean isAttrCreatable() |
74 | { | |
75 | 0 | return false; |
76 | } | |
77 | ||
78 | /** | |
79 | * Bean wrapper doesn't allow removal of attributes. | |
80 | */ | |
81 | 0 | public boolean isRemovable( String name ) |
82 | { | |
83 | 0 | if( !hasAttribute( name ) ) |
84 | { | |
85 | 0 | throw new AttributeException( this, name ); |
86 | } | |
87 | 0 | return false; |
88 | } | |
89 | ||
90 | /** | |
91 | * {@inheritDoc} | |
92 | */ | |
93 | 0 | public boolean isWritable( String name ) |
94 | { | |
95 | 0 | if( !hasAttribute( name ) ) |
96 | { | |
97 | 0 | throw new AttributeException( this, name ); |
98 | } | |
99 | 0 | return Accessor.isBeanPropertyWritable( obj, name ); |
100 | } | |
101 | ||
102 | //------------------------------------------------------------------------------ | |
103 | ||
104 | /** | |
105 | * Unsupported operation. | |
106 | */ | |
107 | 0 | public void addAttribute( String name, Object value ) |
108 | { | |
109 | 0 | throw new UnsupportedOperationException(); |
110 | } | |
111 | ||
112 | /** | |
113 | * Unsupported operation. | |
114 | */ | |
115 | 0 | public void removeAttribute( String name ) |
116 | { | |
117 | 0 | throw new UnsupportedOperationException(); |
118 | } | |
119 | ||
120 | //------------------------------------------------------------------------------ | |
121 | ||
122 | /** | |
123 | * {@inheritDoc} | |
124 | */ | |
125 | 3 | public Object getAttribute( String name ) |
126 | { | |
127 | 3 | return Accessor.getBeanProperty( obj, name ); |
128 | } | |
129 | ||
130 | /** | |
131 | * {@inheritDoc} | |
132 | */ | |
133 | 0 | public void setAttribute( String name, Object value ) |
134 | { | |
135 | 0 | Accessor.setBeanProperty( obj, name, value ); |
136 | } | |
137 | ||
138 | //------------------------------------------------------------------------------ | |
139 | ||
140 | /** | |
141 | * {@inheritDoc} | |
142 | */ | |
143 | 0 | public Set/*String*/ getAttributeNames() |
144 | { | |
145 | 0 | return Accessor.getBeanPropertyNames( obj ); |
146 | } | |
147 | ||
148 | //------------------------------------------------------------------------------ | |
149 | // implementation | |
150 | ||
151 | private Object obj; | |
152 | } |
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