257 lines
9.1 KiB
Java
257 lines
9.1 KiB
Java
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.Serializable;
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/*
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* To change this template, choose Tools | Templates
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* and open the template in the editor.
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*/
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import java.net.MalformedURLException;
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import java.rmi.*;
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import java.rmi.server.UnicastRemoteObject;
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import java.util.StringTokenizer;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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/**
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*
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* @author Smea
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*/
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public class NOEUDImpl extends UnicastRemoteObject implements NOEUD, Serializable{
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public NOEUD suivant = null;
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public String nom = "";
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public String rmi = "";
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public int numero = 0;
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public int survivance = 0;
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public NOEUDImpl(String n, String r) throws RemoteException {
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this.nom = n;
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this.rmi = r;
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if(n.equals("INIT")) {
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this.numero = 1;
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this.survivance = (int)(Math.random()*1024)+1;
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}
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}
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public NOEUD ConnectSuivant() throws RemoteException {
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NOEUD suiv = null;
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try {
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NOEUD init = (NOEUD) Naming.lookup(this.rmi + "/INIT" );
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if(init.GetTonSuivant() == null) {
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suiv = init;
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}
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else {
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suiv = init.GetTonSuivant();
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init.SetTonSuivant(this);
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}
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} catch (NotBoundException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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} catch (MalformedURLException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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}
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finally {
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return suiv;
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}
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}
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public NOEUD GetTonSuivant() throws RemoteException {
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return this.suivant;
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}
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public String GetInfo() throws RemoteException {
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return this.nom +"(" + this.numero + ")" +"-"+this.survivance ;
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}
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public void SetTonSuivant(NOEUD n) throws RemoteException {
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this.suivant = n;
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}
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public void CloseSite(NOEUD n) throws RemoteException {
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if(this.GetTonSuivant().equals(n)) {
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this.SetTonSuivant(n.GetTonSuivant());
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}
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else {
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this.GetTonSuivant().CloseSite(n);
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}
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}
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public void Numerote(int n) throws RemoteException {
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if(this.numero != 1) {
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this.numero = n+1;
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this.survivance = (int)(Math.random()*1024)+1;
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this.GetTonSuivant().Numerote(n+1);
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}
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}
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public void KillSite(int n) throws RemoteException {
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if(this.numero == n) {
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System.out.println("J'ai gagné, je m'en vais!");
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this.CloseSite(this);
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System.exit(1);
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}
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else {
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this.GetTonSuivant().KillSite(n);
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}
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}
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public void Election(int capaciteInit, int capaciteGagnante, int siteGagnant, int siteInitiateur) throws RemoteException {
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int dif = this.survivance-capaciteInit;
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if(this.numero == siteInitiateur) {
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new Thread() {
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private int gagnant;
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private int initiat;
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public void start(int g, int i) {
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this.gagnant = g;
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this.initiat = i;
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this.start();
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}
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public void run() {
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try {
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sleep(1000);
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ProclamationElection(gagnant, initiat);
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} catch (InterruptedException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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} catch (RemoteException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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}
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}
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}.start(siteGagnant,siteInitiateur);
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}
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else {
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if(dif <= capaciteGagnante) {
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this.GetTonSuivant().Election(capaciteInit, Math.abs(this.survivance-capaciteGagnante), this.numero, siteInitiateur);
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}
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else {
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this.GetTonSuivant().Election(capaciteInit, capaciteGagnante, siteGagnant, siteInitiateur);
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}
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}
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}
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public void ProclamationElection(int siteGagnant, int siteInitiateur) throws RemoteException {
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System.out.println("Gagnant noeud numero " + siteGagnant);
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this.KillSite(siteGagnant);
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}
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public static void afficheMenu() {
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System.out.println('\t' + "K: Tuer ce noeud");
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System.out.println('\t' + "I: Infos de ce noeud");
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System.out.println('\t' + "N: Numeroter ");
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System.out.println('\t' + "E: Election ");
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System.out.println('\t' + "END: Quitter ");
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}
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public static void main(String[] args) {
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String rmi = "rmi://" + args[0];
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String nom = args[1];
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NOEUD n = null;
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boolean cont = true;
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String cmd = "";
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BufferedReader bfr = new BufferedReader( new InputStreamReader( System.in) );
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if(nom.equals("INIT")) {
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try {
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n = new NOEUDImpl(nom, rmi);
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Naming.bind(rmi + "/" + nom, n);
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} catch (AlreadyBoundException ex) {
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try {
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Naming.rebind(rmi + "/" + nom, n);
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} catch (RemoteException ex1) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex1);
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} catch (MalformedURLException ex1) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex1);
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}
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} catch (MalformedURLException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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} catch (RemoteException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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}
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finally {
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try {
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n.SetTonSuivant(n.ConnectSuivant());
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} catch (RemoteException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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}
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}
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}
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else {
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try {
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n = new NOEUDImpl(nom, rmi);
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n.SetTonSuivant(n.ConnectSuivant());
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} catch (RemoteException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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}
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}
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System.out.println("Menu de " + nom);
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System.out.println("Saisie commande: ");
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while(cont) {
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afficheMenu();
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try {
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cmd = bfr.readLine();
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} catch (IOException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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}
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if(cmd.equals("K")) {
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try {
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n.CloseSite(n);
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System.exit(0);
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} catch (RemoteException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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}
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}
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else if(cmd.equals("I")) {
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try {
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String tmp = "NOEUD " + n.GetInfo() + " suivant " + n.GetTonSuivant().GetInfo();
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System.out.println(tmp);
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} catch (RemoteException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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}
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}
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else if(cmd.equals("N")) {
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try {
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NOEUD init = (NOEUD) Naming.lookup(rmi +"/INIT");
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init.GetTonSuivant().Numerote(1);
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init = null;
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} catch (NotBoundException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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} catch (MalformedURLException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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} catch (RemoteException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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}
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}
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else if(cmd.equals("E")) {
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try {
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NOEUD init = (NOEUD) Naming.lookup(rmi +"/INIT");
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StringTokenizer stSurvi = new StringTokenizer(init.GetInfo(),"-");
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stSurvi.nextToken();
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String survie = stSurvi.nextToken();
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init.GetTonSuivant().Election(new Integer(survie),1024,0,1);
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init = null;
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} catch (NotBoundException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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} catch (MalformedURLException ex) {
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Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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} catch (RemoteException ex) {
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//Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
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} catch (Exception e) {
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}
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}
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else if(cmd.equals("END")) {
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cont = false;
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}
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cmd = "";
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}
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return;
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}
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}
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