1 // Copyright (C) 2008 Philip Aston
2 // All rights reserved.
3 //
4 // This file is part of The Grinder software distribution. Refer to
5 // the file LICENSE which is part of The Grinder distribution for
6 // licensing details. The Grinder distribution is available on the
7 // Internet at http://grinder.sourceforge.net/
8 //
9 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
10 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
11 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
12 // FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
13 // COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
14 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
15 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
16 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
17 // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
18 // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
19 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
20 // OF THE POSSIBILITY OF SUCH DAMAGE.
21
22 package net.grinder.messages.agent;
23
24 import net.grinder.messages.agent.CacheHighWaterMark;
25
26
27 /**
28 * Stub implementation of {@link CacheHighWaterMark}.
29 *
30 * @author Philip Aston
31 */
32 public class StubCacheHighWaterMark implements CacheHighWaterMark {
33 private final String m_cacheID;
34 private final long m_time;
35
36 public StubCacheHighWaterMark(String cacheID, long height) {
37 m_cacheID = cacheID;
38 m_time = height;
39 }
40
41 public boolean isLater(CacheHighWaterMark other) {
42 return m_time >= ((StubCacheHighWaterMark)other).m_time;
43 }
44
45 public int hashCode() {
46 return (int)m_time;
47 }
48
49 public boolean equals(Object o) {
50 if (o == this) {
51 return true;
52 }
53
54 if (o == null || o.getClass() != getClass()) {
55 return false;
56 }
57
58 return m_time == ((StubCacheHighWaterMark)o).m_time;
59 }
60
61 public long getTime() {
62 return m_time;
63 }
64
65 public boolean isForSameCache(CacheHighWaterMark other) {
66 return other != null &&
67 other instanceof StubCacheHighWaterMark &&
68 m_cacheID.equals(((StubCacheHighWaterMark)other).m_cacheID);
69 }
70 }