StopWatch.java

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/*
 * Autopsy Forensic Browser
 *
 * Copyright 2011 Basis Technology Corp.
 * Contact: carrier <at> sleuthkit <dot> org
 *
 * 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.sleuthkit.autopsy.coreutils;

public class StopWatch {

    private long startTime = 0;
    private long stopTime = 0;
    private boolean running = false;

    public void start() {
        this.startTime = System.currentTimeMillis();
        this.running = true;
    }

    public void stop() {
        this.stopTime = System.currentTimeMillis();
        this.running = false;
    }

    //elaspsed time in milliseconds
    public long getElapsedTime() {
        long elapsed;
        if (running) {
            elapsed = (System.currentTimeMillis() - startTime);
        } else {
            elapsed = (stopTime - startTime);
        }
        return elapsed;
    }

    public void reset() {

        startTime = 0;
        stopTime = 0;
        running = false;
    }

    //elaspsed time in seconds
    public long getElapsedTimeSecs() {
        long elapsed;
        if (running) {
            elapsed = ((System.currentTimeMillis() - startTime) / 1000);
        } else {
            elapsed = ((stopTime - startTime) / 1000);
        }
        return elapsed;
    }
}