/**
* 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.IncorrectDistributionParameterException;
import jmt.engine.NetStrategies.ServiceStrategy;
import jmt.engine.NetStrategies.RoutingStrategies.RandomStrategy;
import jmt.engine.NetStrategies.ServiceStrategies.ServiceTimeStrategy;
import jmt.engine.NodeSections.Delay;
import jmt.engine.NodeSections.Queue;
import jmt.engine.NodeSections.Router;
import jmt.engine.NodeSections.Server;
import jmt.engine.NodeSections.Terminal;
import jmt.engine.QueueNet.JobClass;
import jmt.engine.QueueNet.NetSystem;
import jmt.engine.QueueNet.SimConstants;
import jmt.engine.dataAnalysis.InverseMeasure;
import jmt.engine.random.Distribution;
import jmt.engine.random.Exponential;
import jmt.engine.random.ExponentialPar;
import jmt.engine.random.Parameter;
import jmt.engine.simEngine.Simulation;
/**
* Tests examples with singleclass models.
*
* @author Stefano Omini
*
*
*/
public class TestGiuliano {
/**
* Close model, with only one class and two stations: terminal, server.
*/
public static void closed_2s_seq(int N, double S2) {
String stringS2 = Double.toString(S2).replace('.', '_');
String testName = "pop_" + N + "_S2_" + stringS2;
Distribution[] TerminalExp = new Distribution[1];
Distribution[] serverExp1 = new Distribution[1];
Parameter[] serverPar1 = new Parameter[1];
Distribution[] serverExp2 = new Distribution[1];
Parameter[] serverPar2 = new Parameter[1];
Distribution[] DelayExp = new Distribution[1];
Parameter[] DelayPar = new Parameter[1];
DelayExp[0] = new Exponential();
TerminalExp[0] = new Exponential();
serverExp1[0] = new Exponential();
serverExp2[0] = new Exponential();
try {
double servTime1 = 1.0; //fixed
double servRate1 = 1 / servTime1;
double servTime2 = S2; //variable
double servRate2 = 1 / servTime2;
double think_time = 0.0; //no delay
double term_rate = 1 / think_time;
DelayPar[0] = new ExponentialPar(term_rate);
serverPar1[0] = new ExponentialPar(servRate1);
serverPar2[0] = new ExponentialPar(servRate2);
} catch (IncorrectDistributionParameterException e) {
e.printStackTrace();
}
try {
//add class
JobClass[] classes = new JobClass[1];
classes[0] = new JobClass("prima");
Simulation sim = new Simulation(-1, testName);
sim.addClasses(classes);
//terminal
RandomStrategy[] rrs_term = new RandomStrategy[1];
rrs_term[0] = new RandomStrategy();
int[] numJobs = { N }; //variable population
ServiceTimeStrategy[] ds = { new ServiceTimeStrategy(DelayExp[0], DelayPar[0]) };
sim.addNode("terminal", new Terminal(numJobs), new Delay(ds), new Router(rrs_term));
//server 1
ServiceStrategy[] serv_strat1 = new ServiceStrategy[1];
serv_strat1[0] = new ServiceTimeStrategy(serverExp1[0], serverPar1[0]);
RandomStrategy[] rrs_serv1 = new RandomStrategy[1];
rrs_serv1[0] = new RandomStrategy();
sim.addNode("server1", new Queue(-1, false, null, null), new Server(1, null, serv_strat1), new Router(rrs_serv1));
//server 2
ServiceStrategy[] serv_strat2 = new ServiceStrategy[1];
serv_strat2[0] = new ServiceTimeStrategy(serverExp2[0], serverPar2[0]);
RandomStrategy[] rrs_serv2 = new RandomStrategy[1];
rrs_serv2[0] = new RandomStrategy();
sim.addNode("server2", new Queue(-1, false, null, null), new Server(1, null, serv_strat2), new Router(rrs_serv2));
//connections
sim.addConnection("terminal", "server1");
sim.addConnection("server1", "server2");
sim.addConnection("server2", "terminal");
//measure
jmt.engine.dataAnalysis.Measure mis3_s1 = new InverseMeasure(testName + "_x1.out", .1, .1, 1000000, true);
jmt.engine.dataAnalysis.Measure mis3_s2 = new InverseMeasure(testName + "_x2.out", .1, .1, 1000000, true);
int through = SimConstants.THROUGHPUT;
sim.addMeasure(through, "server1", mis3_s1, classes[0].getName());
//sim.addMeasure(through, "server2", mis3_s2, classes[0].getName());
sim.initialize();
sim.run();
System.out.println("tot time = " + NetSystem.getElapsedTime());
} catch (Exception e) {
e.printStackTrace();
}
}
public static void main(String[] args) {
//closed_2s_seq();
int[] vect_N = { 1, 2, 3, 5, 10, 20, 40, 60 };
double[] vect_S2 = { 0, 0.25, 0.5, 0.75, 1 };
int i, j;
for (i = 0; i < vect_N.length; i++) {
for (j = 0; j < vect_S2.length; j++) {
System.out.println("simulazione con pop=" + vect_N[i] + " e con S2=" + vect_S2[j]);
closed_2s_seq(vect_N[i], vect_S2[j]);
}
}
}
}