01: /**********************************************************************
02: Copyright (c) 2007 Xuan Baldorf and others. All rights reserved.
03: Licensed under the Apache License, Version 2.0 (the "License");
04: you may not use this file except in compliance with the License.
05: You may obtain a copy of the License at
06:
07: http://www.apache.org/licenses/LICENSE-2.0
08:
09: Unless required by applicable law or agreed to in writing, software
10: distributed under the License is distributed on an "AS IS" BASIS,
11: WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12: See the License for the specific language governing permissions and
13: limitations under the License.
14:
15: Contributors:
16: ...
17: **********************************************************************/package org.jpox.identity;
18:
19: /**
20: * Simple identity being a reference to the object itself.
21: *
22: */
23: public class IdentityReference {
24: /** The object we are the identity for. */
25: protected Object client;
26:
27: public IdentityReference(Object client) {
28: this .client = client;
29: }
30:
31: public int hashCode() {
32: return System.identityHashCode(client);
33: }
34:
35: public boolean equals(Object o) {
36: if (o instanceof IdentityReference) {
37: return equals((IdentityReference) o);
38: } else {
39: return false;
40: }
41: }
42:
43: public boolean equals(IdentityReference o) {
44: return client == o.client;
45: }
46: }
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