org.flywaydb.core.internal.util.StopWatch Maven / Gradle / Ivy
/**
* Copyright 2010-2016 Boxfuse GmbH
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.flywaydb.core.internal.util;
import java.util.concurrent.TimeUnit;
/**
* Stop watch, inspired by the implementation in the Spring framework.
*/
public class StopWatch {
/**
* The timestamp at which the stopwatch was started.
*/
private long start;
/**
* The timestamp at which the stopwatch was stopped.
*/
private long stop;
/**
* Starts the stop watch.
*/
public void start() {
start = System.nanoTime();
}
/**
* Stops the stop watch.
*/
public void stop() {
stop = System.nanoTime();
}
/**
* @return The total run time in millis of the stop watch between start and stop calls.
*/
public long getTotalTimeMillis() {
return TimeUnit.NANOSECONDS.toMillis(stop - start);
}
}