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Java > Open Source Codes > org > jboss > reflect > plugins > ArrayValueImpl


1 /*
2 * JBoss, Home of Professional Open Source
3 * Copyright 2005, JBoss Inc., and individual contributors as indicated
4 * by the @authors tag. See the copyright.txt in the distribution for a
5 * full listing of individual contributors.
6 *
7 * This is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU Lesser General Public License as
9 * published by the Free Software Foundation; either version 2.1 of
10 * the License, or (at your option) any later version.
11 *
12 * This software is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this software; if not, write to the Free
19 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21 */
22 package org.jboss.reflect.plugins;
23
24 import java.io.Serializable JavaDoc;
25 import java.util.Arrays JavaDoc;
26
27 import org.jboss.reflect.spi.ArrayValue;
28 import org.jboss.reflect.spi.TypeInfo;
29 import org.jboss.reflect.spi.Value;
30 import org.jboss.util.JBossObject;
31
32 /**
33  * Annotation value
34  *
35  * @author <a HREF="mailto:bill@jboss.org">Bill Burke</a>
36  * @author <a HREF="mailto:adrian@jboss.org">Adrian Brock</a>
37  */
38 public class ArrayValueImpl extends JBossObject implements ArrayValue, Serializable JavaDoc
39 {
40    /** serialVersionUID */
41    private static final long serialVersionUID = 3979266949899367475L;
42
43    /** The type */
44    protected TypeInfo type;
45    
46    /** The values */
47    protected Value[] values;
48    
49    /** The hash code */
50    protected int hash = -1;
51
52    /**
53     * Create a new ArrayValue
54     */
55    public ArrayValueImpl()
56    {
57    }
58
59    /**
60     * Create a new ArrayValue
61     *
62     * @param type the type
63     * @param values the values
64     */
65    public ArrayValueImpl(TypeInfo type, Value[] values)
66    {
67       this.type = type;
68       this.values = values;
69       calculateHash();
70
71    }
72
73    public Value[] getValues()
74    {
75       return values;
76    }
77
78    public TypeInfo getType()
79    {
80       return type;
81    }
82
83    public boolean equals(Object JavaDoc o)
84    {
85       if (this == o) return true;
86       if (!(o instanceof ArrayValueImpl)) return false;
87
88       final ArrayValueImpl arrayValue = (ArrayValueImpl) o;
89
90       if (!type.equals(arrayValue.type)) return false;
91       if (!Arrays.equals(values, arrayValue.values)) return false;
92
93       return true;
94    }
95
96    public int hashCode()
97    {
98       return hash;
99    }
100
101    /**
102     * Calculate the hash code
103     */
104    protected void calculateHash()
105    {
106       // FIXME java5 hash = Arrays.hashCode(values);
107 hash = hash * 29 + type.hashCode();
108    }
109 }
110
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