commandlinesimulator.java

一个用于排队系统仿真的开源软件,有非常形象的图象仿真过程!

/**    
  * Copyright (C) 2006, Laboratorio di Valutazione delle Prestazioni - Politecnico di Milano

  * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
  
package jmt.test.engine;

import jmt.common.exception.LoadException;
import jmt.engine.QueueNet.NetSystem;
import jmt.engine.simEngine.SimLoader;
import jmt.engine.simEngine.Simulation;

import java.io.FileNotFoundException;
import java.io.IOException;

/**
 * @author Stefano
 * @version 4-ago-2004 16.15.19
 */
public class CommandLineSimulator {


    public static void testFixedPath(String path) {
        long start, stop, elapsed;

        try {
            //File model = new File(path);
            //FileInputStream is = new FileInputStream(model);
            SimLoader loader = new SimLoader(path);
            Simulation sim = loader.getSim();
            sim.initialize();

            start = System.currentTimeMillis();
            sim.run();
            stop = System.currentTimeMillis();
            elapsed = stop - start;
            //System.out.println("Duration execution "+i+": ");
            //System.out.println(Long.toString(elapsed));
        } catch (FileNotFoundException e) {
            System.out.println("Errore, file non trovato...");
            return;
        } catch (LoadException e) {
            System.out.println("Errore, file non caricato...");
            e.printStackTrace();
            return;
        } catch (IOException e) {
            System.out.println("Errore, modello non inizializzato...");
            return;
        } catch (Exception e) {

            System.out.println("Errore, simulazione fallita...");
            e.printStackTrace();
            return;
        }

    }


    public static void testFixedPathAndSeed(String path, long seed) {
        long start, stop, elapsed;

        try {
            //File model = new File(path);
            //FileInputStream is = new FileInputStream(model);
            SimLoader loader = new SimLoader(path);
            Simulation sim = loader.getSim();

            //TODO: fixed seed
            sim.setRandomEngineSeed(seed);

            sim.initialize();

            start = System.currentTimeMillis();
            sim.run();
            stop = System.currentTimeMillis();
            elapsed = stop - start;
            //System.out.println("Duration execution "+i+": ");
            //System.out.println(Long.toString(elapsed));
        } catch (FileNotFoundException e) {
            System.out.println("Errore, file non trovato...");
            return;
        } catch (LoadException e) {
            System.out.println("Errore, file non caricato...");
            e.printStackTrace();
            return;
        } catch (IOException e) {
            System.out.println("Errore, modello non inizializzato...");
            return;
        } catch (Exception e) {

            System.out.println("Errore, simulazione fallita...");
            e.printStackTrace();
            return;
        }

    }

    public static void test1() {
        long start, stop, elapsed;

        String path = "D://JMTtest//sim_solverstep0.xml";
        //String path = "D://JMTtest//sim_model_with_blocking_open_drop.xml";
        //String path = "D://JMTtest//sim_jsim_randomModel_open_1.xml";




        try {
            //File model = new File(path);
            //FileInputStream is = new FileInputStream(model);
            SimLoader loader = new SimLoader(path);
            Simulation sim = loader.getSim();
            sim.initialize();
            start = System.currentTimeMillis();
            sim.run();
            stop = System.currentTimeMillis();
            elapsed = stop - start;
            //System.out.println("Duration execution "+i+": ");
            System.out.println(Long.toString(elapsed));
        } catch (FileNotFoundException e) {
            System.out.println("Errore, file non trovato...");
            return;
        } catch (LoadException e) {
            System.out.println("Errore, file non caricato...");
            e.printStackTrace();
            return;
        } catch (IOException e) {
            System.out.println("Errore, modello non inizializzato...");
            return;
        } catch (Exception e) {

            System.out.println("Errore, simulazione fallita...");
            e.printStackTrace();
            return;
        }

    }


    public static void test2() {

        try {

            SimLoader loader = new SimLoader("D://sim_test_2open.xml");
            Simulation sim = loader.getSim();
            sim.initialize();
            sim.run();
            double elapsed = NetSystem.getElapsedTime();
            System.out.println(elapsed);

        } catch (FileNotFoundException e) {
            System.out.println("Errore, file non trovato...");
            e.printStackTrace();
            return;
        } catch (LoadException e) {
            System.out.println("Errore, file non caricato...");
            e.printStackTrace();
            return;
        } catch (IOException e) {
            System.out.println("Errore, modello non inizializzato...");
            e.printStackTrace();
            return;
        } catch (Exception e) {
            System.out.println("Errore, simulazione fallita...");
            e.printStackTrace();
            return;
        }

    }


    public static void testSimulationTime() {

        int N = 5;
        long[] duration = new long[N];
        long start, stop, elapsed;
        long tot = 0;


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


            try {

                SimLoader loader = new SimLoader("D://sim_prova.xml");
                Simulation sim = loader.getSim();
                sim.initialize();
                start = System.currentTimeMillis();

                sim.run();

                stop = System.currentTimeMillis();
                elapsed = stop - start;
                //System.out.println("Duration execution "+i+": ");
                System.out.println(Long.toString(elapsed));

                duration[i] = elapsed;
                tot += elapsed;

            } catch (FileNotFoundException e) {
                System.out.println("Errore, file non trovato...");
                e.printStackTrace();
                return;
            } catch (LoadException e) {
                System.out.println("Errore, file non caricato...");
                e.printStackTrace();
                return;
            } catch (IOException e) {
                System.out.println("Errore, modello non inizializzato...");
                e.printStackTrace();
                return;
            } catch (Exception e) {
                System.out.println("Errore, simulazione fallita...");
                e.printStackTrace();
                return;
            }
        }

        long mean = tot / N;
        System.out.println("Mean: ");
        System.out.println(Long.toString(mean));

    }

    public static void main(String[] argsv) {
        //test1();
        //test2();
        //testSimulationTime();


        //String path = "D://JMTtest//simulatore_systemR_closed.xml";
        //String path = "D://JMTtest//simulatore_systemR_open.xml";
        //String path = "D://JMTtest//simulatore_closed_par_.xml";

        /*
        for (int i = 1; i < 4; i++) {
            //String path = "D://JMTtest//simulatore_mm1k_" + i +  ".xml";
            String path = "D://JMTtest//regione_mm1k_" + i +  ".xml";
            testFixedPathAndSeed(path, 232323);
        }
        */

        //String path = "D://JMTtest//misure_aggreg.xml";
        String path = "D://JMTtest//verbose.xml";
        testFixedPathAndSeed(path, 232323);



    }

}