01: /*
02: * BEGIN_HEADER - DO NOT EDIT
03: *
04: * The contents of this file are subject to the terms
05: * of the Common Development and Distribution License
06: * (the "License"). You may not use this file except
07: * in compliance with the License.
08: *
09: * You can obtain a copy of the license at
10: * https://open-esb.dev.java.net/public/CDDLv1.0.html.
11: * See the License for the specific language governing
12: * permissions and limitations under the License.
13: *
14: * When distributing Covered Code, include this CDDL
15: * HEADER in each file and include the License file at
16: * https://open-esb.dev.java.net/public/CDDLv1.0.html.
17: * If applicable add the following below this CDDL HEADER,
18: * with the fields enclosed by brackets "[]" replaced with
19: * your own identifying information: Portions Copyright
20: * [year] [name of copyright owner]
21: */
22:
23: /*
24: * @(#)SimpleExchangeIdGenerator.java
25: * Copyright 2004-2007 Sun Microsystems, Inc. All Rights Reserved.
26: *
27: * END_HEADER - DO NOT EDIT
28: */
29: package com.sun.jbi.messaging;
30:
31: import com.sun.jbi.messaging.ExchangeIdGenerator;
32:
33: import java.util.Random;
34:
35: /**
36: *
37: * @author Sun Microsystems, Inc.
38: */
39: public class SimpleExchangeIdGenerator implements ExchangeIdGenerator {
40: /** Upper bound to random number generation. */
41: private static final int MAX_ID = 99999999;
42:
43: /** Used to generate exchange Id. */
44: private Random sRandom;
45:
46: /** Creates a new instance of SimpleExchangeIdGenerator */
47: public SimpleExchangeIdGenerator() {
48: sRandom = new Random();
49: }
50:
51: public String nextId() {
52: return System.currentTimeMillis() + "-"
53: + sRandom.nextInt(MAX_ID);
54: }
55: }
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