Application: gvSIG desktop

/*

 * The Unified Mapping Platform (JUMP) is an extensible, interactive GUI

 * for visualizing and manipulating spatial features with geometry and attributes.

 *

 * Copyright (C) 2003 Vivid Solutions

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

 *

 * For more information, contact:

 *

 * Vivid Solutions

 * Suite #1A

 * 2328 Government Street

 * Victoria BC  V8T 5G5

 * Canada

 *

 * (250)385-6040

 * www.vividsolutions.com

 */

package com.vividsolutions.jump.util;

import com.vividsolutions.jts.util.Stopwatch;

public class DebugTimer {

    private static final int TIME_LEN = 10;

    private static DebugTimer timer = new DebugTimer();

    private Stopwatch sw = null;

    private String blankStr;

    public DebugTimer() {

        sw = new Stopwatch();

        sw.start();

        blankStr = fillString(TIME_LEN, ' ');

    }

    public static void startStatic(String msg) {

        timer.start(msg);

    }

    public static void logEventStatic(String msg) {

        timer.logEvent(msg);

    }

    public void start(String msg) {

        System.out.println("Started    " + msg);

        sw.start();

    }

    public void logEvent(String msg) {

        String elapsedStr = formatTime(sw.getTimeString());

        System.out.println("Elapsed: " + elapsedStr + "    " + msg);

        sw.start();

    }

    public String formatTime(String timeStr) {

        if (timeStr.length() < TIME_LEN) {

            String filled = blankStr + timeStr;

            int start = filled.length() - TIME_LEN;

            return filled.substring(start);

        }

        // don't pad if it's already longer

        return timeStr;

    }

    public String fillString(int len, char ch) {

        StringBuffer buf = new StringBuffer(len);

        for (int i = 0; i < len; i++) {

            buf.append(ch);

        }

        return buf.toString();

    }

}