1 /***
2 * Copyright 2003-2010 Terracotta, Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 package net.sf.ehcache.util.counter.sampled;
18
19 import java.io.Serializable;
20
21 /***
22 * A counter value at a particular time instance
23 *
24 * @author <a href="mailto:asanoujam@terracottatech.com">Abhishek Sanoujam</a>
25 * @since 1.7
26 */
27 public class TimeStampedCounterValue implements Serializable {
28 private final long counterValue;
29 private final long timestamp;
30
31 /***
32 * Constructor accepting the value of both timestamp and the counter value.
33 *
34 * @param timestamp
35 * @param value
36 */
37 public TimeStampedCounterValue(long timestamp, long value) {
38 this.timestamp = timestamp;
39 this.counterValue = value;
40 }
41
42 /***
43 * Get the counter value
44 *
45 * @return The counter value
46 */
47 public long getCounterValue() {
48 return this.counterValue;
49 }
50
51 /***
52 * Get value of the timestamp
53 *
54 * @return the timestamp associated with the current value
55 */
56 public long getTimestamp() {
57 return this.timestamp;
58 }
59
60 /***
61 * {@inheritDoc}
62 */
63 @Override
64 public String toString() {
65 return "value: " + this.counterValue + ", timestamp: " + this.timestamp;
66 }
67
68 }