01: /*
02: * (c) Copyright 2008 by Volker Bergmann. All rights reserved.
03: *
04: * Redistribution and use in source and binary forms, with or without
05: * modification, is permitted under the terms of the
06: * GNU General Public License.
07: *
08: * For redistributing this software or a derivative work under a license other
09: * than the GPL-compatible Free Software License as defined by the Free
10: * Software Foundation or approved by OSI, you must first obtain a commercial
11: * license to this software product from Volker Bergmann.
12: *
13: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
14: * WITHOUT A WARRANTY OF ANY KIND. ALL EXPRESS OR IMPLIED CONDITIONS,
15: * REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF
16: * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE
17: * HEREBY EXCLUDED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
18: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24: * POSSIBILITY OF SUCH DAMAGE.
25: */
26:
27: package org.databene.id;
28:
29: /**
30: * Strategy for ID creation.<br/>
31: * <br/>
32: * Created: 30.01.2008 18:24:56
33: * @since 0.4.0
34: * @author Volker Bergmann
35: */
36:
37: public class IdStrategy<E> {
38:
39: private String name;
40: private Class<E> type;
41:
42: public IdStrategy(String name, Class<E> type) {
43: super ();
44: this .name = name;
45: this .type = type;
46: }
47:
48: public String getName() {
49: return name;
50: }
51:
52: public Class<E> getType() {
53: return type;
54: }
55:
56: @Override
57: public String toString() {
58: return name;
59: }
60:
61: /**
62: * @see java.lang.Object#hashCode()
63: */
64: @Override
65: public int hashCode() {
66: final int prime = 31;
67: int result = 1;
68: result = prime * result
69: + ((name == null) ? 0 : name.hashCode());
70: return result;
71: }
72:
73: /**
74: * @see java.lang.Object#equals(java.lang.Object)
75: */
76: @Override
77: public boolean equals(Object obj) {
78: if (this == obj)
79: return true;
80: if (obj == null)
81: return false;
82: if (getClass() != obj.getClass())
83: return false;
84: final IdStrategy other = (IdStrategy) obj;
85: if (name == null) {
86: if (other.name != null)
87: return false;
88: } else if (!name.equals(other.name))
89: return false;
90: return true;
91: }
92:
93: }
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