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org.apache.jcs.utils.timing.ElapsedTimer	100%	100%

1		package org.apache.jcs.utils.timing;
2
3		/*
4		* Licensed to the Apache Software Foundation (ASF) under one
5		* or more contributor license agreements. See the NOTICE file
6		* distributed with this work for additional information
7		* regarding copyright ownership. The ASF licenses this file
8		* to you under the Apache License, Version 2.0 (the
9		* "License"); you may not use this file except in compliance
10		* with the License. You may obtain a copy of the License at
11		*
12		* http://www.apache.org/licenses/LICENSE-2.0
13		*
14		* Unless required by applicable law or agreed to in writing,
15		* software distributed under the License is distributed on an
16		* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17		* KIND, either express or implied. See the License for the
18		* specific language governing permissions and limitations
19		* under the License.
20		*/
21
22		/**
23		* This is a simple timer utility.
24		*/
25	476	public class ElapsedTimer
26		{
27		/** display suffix describing the unit of measure. */
28		private static final String SUFFIX = "ms.";
29
30		/**
31		* Sets the start time when created.
32		*/
33	476	private long timeStamp = System.currentTimeMillis();
34
35		/**
36		* Gets the time elapsed between the start time and now. The start time is reset to now.
37		* Subsequent calls will get the time between then and now.
38		* <p>
39		* @return the elapsed time
40		*/
41		public long getElapsedTime()
42		{
43	448	long now = System.currentTimeMillis();
44	448	long elapsed = now - timeStamp;
45	448	timeStamp = now;
46	448	return elapsed;
47		}
48
49		/**
50		* Retuns the elapsed time with the display suffix.
51		* <p>
52		* @return formatted elapsed Time
53		*/
54		public String getElapsedTimeString()
55		{
56	448	return String.valueOf( getElapsedTime() ) + SUFFIX;
57		}
58		}

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