/**
 * ***********************************************************************
 * *
 * Java Grande Forum Benchmark Suite - Version 2.0             *
 * *
 * produced by                                  *
 * *
 * Java Grande Benchmarking Project                       *
 * *
 * at                                       *
 * *
 * Edinburgh Parallel Computing Centre                      *
 * *
 * email: epcc-javagrande@epcc.ed.ac.uk                     *
 * *
 * *
 * This version copyright (c) The University of Edinburgh, 1999.      *
 * All rights reserved.                            *
 * *
 * ************************************************************************
 *
 * @author <a href="http://shams.web.rice.edu/">Shams Imam</a> (shams@rice.edu)
 *
 */
package edu.rice.hj.example.applications.crypt;

public class JGFTimer {

    public String name;
    public String opname;
    public double time;
    public double opcount;
    public long calls;
    public int size = -1;

    private long start_time;
    private boolean on;

    /**
     * <p>Constructor for JGFTimer.</p>
     *
     * @param name   a {@link String} object.
     * @param opname a {@link String} object.
     */
    public JGFTimer(String name, String opname) {
        this.name = name;
        this.opname = opname;
        reset();
    }

    /**
     * <p>Constructor for JGFTimer.</p>
     *
     * @param name   a {@link String} object.
     * @param opname a {@link String} object.
     * @param size   a int.
     */
    public JGFTimer(String name, String opname, int size) {
        this.name = name;
        this.opname = opname;
        this.size = size;
        reset();
    }

    /**
     * <p>Constructor for JGFTimer.</p>
     *
     * @param name a {@link String} object.
     */
    public JGFTimer(String name) {
        this(name, "");
    }

    /**
     * <p>start.</p>
     */
    public void start() {
        if (on) {
            System.out.println("Warning timer " + name + " was already turned on");
        }
        on = true;
        start_time = System.currentTimeMillis();
    }

    /**
     * <p>stop.</p>
     */
    public void stop() {
        time += (double) (System.currentTimeMillis() - start_time) / 1000.;
        if (!on) {
            System.out.println("Warning timer " + name + " wasn't turned on");
        }
        calls++;
        on = false;
    }

    /**
     * <p>addops.</p>
     *
     * @param count a double.
     */
    public void addops(double count) {
        opcount += count;
    }

    /**
     * <p>reset.</p>
     */
    public void reset() {
        time = 0.0;
        calls = 0;
        opcount = 0;
        on = false;
    }

    /**
     * <p>perf.</p>
     *
     * @return a double.
     */
    public double perf() {
        return opcount / time;
    }

    /**
     * <p>longprint.</p>
     */
    public void longprint() {
        System.out.println("Timer            Calls         Time(s)       Performance(" + opname + "/s)");
        System.out.println(name + "           " + calls + "           " + time + "        " + this.perf());
    }

    /**
     * <p>print.</p>
     */
    public void print() {
        if (opname.equals("")) {
            System.out.println(name + "   " + time + " (s)");
        } else {

            switch (size) {
                case 0:
                    System.out.println(name + ":SizeA" + "\t" + time + " (s) \t " + (float) this.perf() + "\t"
                            + " (" + opname + "/s)");
                    break;
                case 1:
                    System.out.println(name + ":SizeB" + "\t" + time + " (s) \t " + (float) this.perf() + "\t"
                            + " (" + opname + "/s)");
                    break;
                case 2:
                    System.out.println(name + ":SizeC" + "\t" + time + " (s) \t " + (float) this.perf() + "\t"
                            + " (" + opname + "/s)");
                    break;
                default:
                    System.out.println(name + "\t" + time + " (s) \t " + (float) this.perf() + "\t"
                            + " (" + opname + "/s)");
                    break;
            }

        }
    }

    /**
     * <p>printperf.</p>
     */
    public void printperf() {

        String name;
        name = this.name;

        // pad name to 40 characters
        while (name.length() < 40) {
            name = name + " ";
        }

        System.out.println(name + "\t" + (float) this.perf() + "\t"
                + " (" + opname + "/s)");
    }

}