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/*
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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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package com.sun.grizzly.test.cachetest;

import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;

/**
 * Contains the configuration parameters and the result
 *
 * @author Gustav Trede
 */
public class TestAndResult {

    protected final Queue cacheimpl;
    protected final InstanceFactory  objfactory;
    //protected final int workinbetween;
    protected final int threadcount;
    protected final int minutesTorun;
    protected final boolean systemErrprintCalibration;

    protected double threadpoolStartStopOverhead;
    protected double actualRunningTimeSec;
    protected long iterationsPerformed;

    /**
     *
     * @param cacheimpl {@link Queue} null if no cache is to be used
     * @param objfactory  {@link InstanceFactory}
     * @param threadcount
     * @param minutesTorun no smaller time unit then minutes is allowed, we want as valid results as possible
     */
    public TestAndResult(Queue cacheimpl, InstanceFactory  objfactory,
             int threadcount, int minutesTorun){
        this(cacheimpl, objfactory, threadcount, minutesTorun,false);
    }
    /**
     *
     * @param cacheimpl  null if no cache is to be used
     * @param objfactory {@link InstanceFactory}
     * @param threadcount 
     * @param minutesTorun no smaller time unit then minutes is allowed, we want as valid results as possible
     * @param printCalibration
     */
    public TestAndResult(Queue cacheimpl, InstanceFactory objfactory,
             int threadcount, int minutesTorun, boolean systemErrprintCalibration) {
        this.cacheimpl        = cacheimpl;
        this.objfactory       = objfactory;
        this.threadcount      = threadcount;
        this.minutesTorun     = minutesTorun;
        this.systemErrprintCalibration = systemErrprintCalibration;
    }

    /**
     * Kilo instances/sec
     * @return
     */
    public long getKiloThroughput(){
        return (long) (iterationsPerformed*threadcount / 
                ((actualRunningTimeSec-threadpoolStartStopOverhead) * 1000) + 500);
    }

    /**
     *
     * @return
     */
    public String getResultInText(){
        int ccl = ConcurrentLinkedQueue.class.getSimpleName().length()+1;
        int cpus = Runtime.getRuntime().availableProcessors();
        return "CPU:"+pad(cpus,4)+"Threads:"+pad(threadcount,5)+
              // "work("+pad(workinbetween+")",5)+
               s(getKiloThroughput(),6)+" K "+objfactory.create().getClass().getSimpleName()+"/sec "+
               (cacheimpl!=null?pad(cacheimpl.getClass().getSimpleName(),ccl):pad("new Instance",ccl))+
               "time "+(int)(actualRunningTimeSec+0.5)+" sec. ";
               //" overhead: "+ threadpoolStartStopOverhead +" sec.";
    }

    private String pad(Object o, int length){
        String s=o.toString();
        while (s.length()