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Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
Referrer.java | 0% | 0% | 0% | 0% |
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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 | ||
23 | package org.jboss.cache.pojo.impl; | |
24 | ||
25 | import org.jboss.cache.Fqn; | |
26 | ||
27 | /** | |
28 | * A referrer node refers to an internal node. | |
29 | * | |
30 | * @author Jason T. Greene | |
31 | */ | |
32 | final class Referrer | |
33 | { | |
34 | private Fqn fqn; | |
35 | private String field; | |
36 | ||
37 | 0 | Referrer(Fqn fqn) |
38 | { | |
39 | 0 | this(fqn, null); |
40 | } | |
41 | ||
42 | 0 | Referrer(Fqn fqn, String field) |
43 | { | |
44 | 0 | if (fqn == null) |
45 | 0 | throw new IllegalArgumentException("Fqn can not be null!!"); |
46 | ||
47 | 0 | this.fqn = fqn; |
48 | 0 | this.field = field; |
49 | } | |
50 | ||
51 | 0 | public String getField() |
52 | { | |
53 | 0 | return field; |
54 | } | |
55 | ||
56 | 0 | public Fqn getFqn() |
57 | { | |
58 | 0 | return fqn; |
59 | } | |
60 | ||
61 | 0 | private boolean equals(Object o1, Object o2) |
62 | { | |
63 | 0 | if (o1 == o2) |
64 | 0 | return true; |
65 | ||
66 | 0 | if (o1 != null && o1.equals(o2)) |
67 | 0 | return true; |
68 | ||
69 | 0 | return false; |
70 | } | |
71 | ||
72 | 0 | public int hashCode() |
73 | { | |
74 | 0 | int result = 629 * fqn.hashCode(); |
75 | ||
76 | 0 | if (field != null) |
77 | 0 | result = 37 * result + field.hashCode(); |
78 | ||
79 | 0 | return result; |
80 | } | |
81 | ||
82 | 0 | public boolean equals(Object o) |
83 | { | |
84 | 0 | if (o instanceof Referrer) |
85 | 0 | return equals(((Referrer)o).fqn, fqn) && equals(((Referrer)o).field, field); |
86 | ||
87 | 0 | return false; |
88 | } | |
89 | } |
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