comUDP du servlet modifiee, attente de reponse sur HHTPServletRequest
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80a3dcc958
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2d321d7103
4 changed files with 113 additions and 41 deletions
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@ -13,8 +13,6 @@ import messages.*;
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public class CommunicationUDP extends Thread {
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public class CommunicationUDP extends Thread {
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// public enum Mode {PREMIERE_CONNEXION, CHANGEMENT_PSEUDO, DECONNEXION};
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private UDPClient client;
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private UDPClient client;
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private int portServer;
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private int portServer;
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private ArrayList<Integer> portOthers;
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private ArrayList<Integer> portOthers;
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@ -82,6 +80,15 @@ public class CommunicationUDP extends Thread {
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return -1;
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return -1;
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}
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}
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public Utilisateur getUserFromID(String id) {
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for(Utilisateur u : users) {
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if(u.getId().equals(id) ) {
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return u;
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}
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}
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return null;
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}
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private int getIndexFromIP(InetAddress ip) {
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private int getIndexFromIP(InetAddress ip) {
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for(int i=0; i < users.size() ; i++) {
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for(int i=0; i < users.size() ; i++) {
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if(users.get(i).getIp().equals(ip)) {
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if(users.get(i).getIp().equals(ip)) {
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@ -94,23 +101,37 @@ public class CommunicationUDP extends Thread {
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protected synchronized void addUser(String idClient, String pseudoClient, InetAddress ipClient, int port) throws IOException {
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protected synchronized void addUser(String idClient, String pseudoClient, InetAddress ipClient, int port) throws IOException {
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users.add(new Utilisateur(idClient, pseudoClient, ipClient, port));
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users.add(new Utilisateur(idClient, pseudoClient, ipClient, port));
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observer.update(this, users);
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try {
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Message message = new MessageSysteme(Message.TypeMessage.INFO_PSEUDO, idClient, pseudoClient, port);
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observer.update(this, message);
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} catch (MauvaisTypeMessageException e) {
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e.printStackTrace();
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}
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}
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}
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protected synchronized void changePseudoUser(String idClient, String pseudoClient, InetAddress ipClient, int port) {
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protected synchronized void changePseudoUser(String idClient, String pseudoClient, InetAddress ipClient, int port) {
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int index = getIndexFromID(idClient);
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int index = getIndexFromID(idClient);
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users.get(index).setPseudo(pseudoClient);
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users.get(index).setPseudo(pseudoClient);
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observer.update(this, users);
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try {
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Message message = new MessageSysteme(Message.TypeMessage.INFO_PSEUDO, idClient, pseudoClient, port);
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observer.update(this, message);
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} catch (MauvaisTypeMessageException e) {
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e.printStackTrace();
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}
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}
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}
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protected synchronized void removeUser(String idClient, String pseudoClient,InetAddress ipClient, int port) {
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protected synchronized void removeUser(String idClient, String pseudoClient,InetAddress ipClient, int port) {
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int index = getIndexFromIP(ipClient);
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int index = getIndexFromID(idClient);
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if( index != -1) {
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if( index != -1) {
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users.remove(index);
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users.remove(index);
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}
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}
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observer.update(this, users);
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try {
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Message message = new MessageSysteme(Message.TypeMessage.JE_SUIS_DECONNECTE, idClient, pseudoClient, port);
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observer.update(this, message);
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} catch (MauvaisTypeMessageException e) {
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e.printStackTrace();
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}
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}
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}
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public void removeAll(){
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public void removeAll(){
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@ -124,7 +145,7 @@ public class CommunicationUDP extends Thread {
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public void sendMessageConnecte() throws UnknownHostException, IOException {
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public void sendMessageConnecte() throws UnknownHostException, IOException {
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for(int port : this.portOthers) {
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for(int port : this.portOthers) {
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try {
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try {
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this.client.sendMessageUDP_local(new MessageSysteme(Message.TypeMessage.JE_SUIS_CONNECTE), port, InetAddress.getLocalHost());
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this.client.sendMessageUDP_local(new MessageSysteme(Message.TypeMessage.JE_SUIS_CONNECTE, Utilisateur.getSelf().getId()), port, InetAddress.getLocalHost());
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} catch (MauvaisTypeMessageException e) {/*Si ça marche pas essayer là*/}
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} catch (MauvaisTypeMessageException e) {/*Si ça marche pas essayer là*/}
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}
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}
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}
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}
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@ -152,8 +173,6 @@ public class CommunicationUDP extends Thread {
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} catch (Exception e) {
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} catch (Exception e) {
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e.printStackTrace();
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e.printStackTrace();
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}
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}
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}
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}
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//Same, but on only one port
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//Same, but on only one port
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@ -175,10 +194,32 @@ public class CommunicationUDP extends Thread {
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public void sendMessageDelete() throws UnknownHostException, IOException {
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public void sendMessageDelete() throws UnknownHostException, IOException {
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for(int port : this.portOthers) {
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for(int port : this.portOthers) {
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try {
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try {
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this.client.sendMessageUDP_local(new MessageSysteme(Message.TypeMessage.JE_SUIS_DECONNECTE), port, InetAddress.getLocalHost());
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this.client.sendMessageUDP_local(new MessageSysteme(Message.TypeMessage.JE_SUIS_DECONNECTE, Utilisateur.getSelf().getId()), port, InetAddress.getLocalHost());
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} catch (MauvaisTypeMessageException e) {}
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} catch (MauvaisTypeMessageException e) {}
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}
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}
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}
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}
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//Broadcast a given message on the local network
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public void sendMessage(Message m) {
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try {
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for(int port : this.portOthers) {
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this.client.sendMessageUDP_local(m, port, InetAddress.getLocalHost());
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}
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} catch (IOException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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}
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//Send a given message to a specific user (here, by port)
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public void sendMessage(Message m, int port) {
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try {
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this.client.sendMessageUDP_local(m, port, InetAddress.getLocalHost());
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} catch (IOException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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}
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//Pas encore adapte message
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//Pas encore adapte message
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// private void sendIDPseudo_broadcast(String prefixe) throws UnknownHostException, IOException {
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// private void sendIDPseudo_broadcast(String prefixe) throws UnknownHostException, IOException {
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@ -1,6 +1,7 @@
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package main;
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package main;
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import java.io.IOException;
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import java.io.IOException;
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import java.net.InetAddress;
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import java.util.ArrayList;
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import java.util.ArrayList;
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import javax.servlet.ServletException;
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import javax.servlet.ServletException;
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@ -10,6 +11,8 @@ import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpServletResponse;
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import communication.CommunicationUDP;
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import communication.CommunicationUDP;
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import messages.*;
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import messages.Message.TypeMessage;
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/**
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/**
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* Servlet implementation class ServletPresence
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* Servlet implementation class ServletPresence
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@ -17,12 +20,9 @@ import communication.CommunicationUDP;
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@WebServlet("/ServletPresence")
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@WebServlet("/ServletPresence")
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public class ServletPresence extends HttpServlet implements Observer {
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public class ServletPresence extends HttpServlet implements Observer {
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private static final long serialVersionUID = 1L;
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private static final long serialVersionUID = 1L;
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//suscribe(), publish(), snotify(), puis voir doPost
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//Voir avant tout le fonctionnement des requetes HTTP, et comment elles donnent des infos
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//rajouter une classe pour la communication HTTP <= tenir Kevin au courant
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private CommunicationUDP comUDP;
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private CommunicationUDP comUDP;
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private ArrayList<Utilisateur> remoteUsers;
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public ServletPresence() {
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public ServletPresence() {
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//A changer en passant aux IP
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//A changer en passant aux IP
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@ -34,35 +34,66 @@ public class ServletPresence extends HttpServlet implements Observer {
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}
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}
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comUDP.setObserver(this);
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comUDP.setObserver(this);
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}
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}
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//Permet a un utilisateur externe de s'ajouter/s'enlever à la liste des utilisateurs externes : au tout début de l'application
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private int getIndexByID(String id) {
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private void suscribe() {
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for(int i=0; i < remoteUsers.size() ; i++) {
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if(remoteUsers.get(i).getId().equals(id) ) {
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return i;
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}
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}
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return -1;
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}
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}
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private void unsubscribe() {
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//Informe de la modification de la liste tous les utilisateurs internes et externes
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}
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private void snotify(MessageSysteme message, Utilisateur user) {
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if (remoteUsers.contains(user)) {
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//Permet de dire si on a changé de pseudo
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//diffuse le message localement, envoie la nouvelle liste des utilisateurs aux utilisateurs externes SAUF L'EXPEDITEUR
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private void publish() {
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comUDP.sendMessage(message);
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}
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for (Utilisateur u : remoteUsers) {
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if (!u.equals(user)) {
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//Informe de la modification de la liste tous les utilisateurs internes et externes => par reponse HTTP
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comUDP.sendMessage(message, u.getPort());
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private void snotify() {
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}
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}
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}
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else {
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//envoie la nouvelle liste des utilisateurs aux utilisateurs externes
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for (Utilisateur u : remoteUsers) {
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comUDP.sendMessage(message, u.getPort());
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}
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}
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}
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}
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/**
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// susbribe/unsubscribe : Permet a un utilisateur externe de s'ajouter/s'enlever à la liste des utilisateurs externes : au tout début de l'application
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* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
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*/
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protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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// TODO Auto-generated method stub
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Utilisateur user = new Utilisateur(id, pseudo, ip, port);
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doGet(request, response);
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remoteUsers.add(user);
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}
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protected void doDelete(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException{
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int index = getIndexByID(id);
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Utilisateur user = remoteUsers.get(index);
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remoteUsers.remove(index);
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}
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}
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//Permet de dire si on a changé de pseudo (pour les utilisateurs externes)
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protected void doPut(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException{
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int index = getIndexByID(id);
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Utilisateur user = remoteUsers.get(index);
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user.setPseudo(pseudo);
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}
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//Informe de la modification de la liste tous les utilisateurs internes et externes
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protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException{
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snotify(message, comUDP.getUserFromID(message.getId()));
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}
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@Override
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@Override
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//Rien a faire : pas d'affichage sur un serveur
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//Note : on part du principe que pour les communications TCP et autres, le serveur agira comme un proxy et donc que les
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//utilisateurs externes n'ont pas besoin de connaitre les ip internes des machines
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//Pourquoi j'ai fait ça ?????? Je change si je me souviens
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public void update(Object o, Object arg) {
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public void update(Object o, Object arg) {
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/*MessageSysteme message = (MessageSysteme) arg;
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snotify(message, comUDP.getUserFromID(message.getId()));*/
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}
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}
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}
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}
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@ -28,10 +28,10 @@ public abstract class Message implements Serializable {
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String[] parts = messageString.split("###");
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String[] parts = messageString.split("###");
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switch (parts[0]) {
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switch (parts[0]) {
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case "JE_SUIS_CONNECTE" :
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case "JE_SUIS_CONNECTE" :
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return new MessageSysteme(TypeMessage.JE_SUIS_CONNECTE);
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return new MessageSysteme(TypeMessage.JE_SUIS_CONNECTE, parts[2]);
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case "JE_SUIS_DECONNECTE" :
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case "JE_SUIS_DECONNECTE" :
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return new MessageSysteme(TypeMessage.JE_SUIS_DECONNECTE);
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return new MessageSysteme(TypeMessage.JE_SUIS_DECONNECTE, parts[2]);
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case "INFO_PSEUDO" :
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case "INFO_PSEUDO" :
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return new MessageSysteme(TypeMessage.INFO_PSEUDO, parts[1], parts[2], Integer.parseInt(parts[3]) );
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return new MessageSysteme(TypeMessage.INFO_PSEUDO, parts[1], parts[2], Integer.parseInt(parts[3]) );
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@ -51,8 +51,8 @@ public abstract class Message implements Serializable {
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//tests ici
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//tests ici
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public static void main(String[] args) throws MauvaisTypeMessageException {
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public static void main(String[] args) throws MauvaisTypeMessageException {
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Message m1 = new MessageSysteme(TypeMessage.JE_SUIS_CONNECTE);
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Message m1 = new MessageSysteme(TypeMessage.JE_SUIS_CONNECTE, "sahiu");
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Message m2 = new MessageSysteme(TypeMessage.JE_SUIS_DECONNECTE);
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Message m2 = new MessageSysteme(TypeMessage.JE_SUIS_DECONNECTE, "putbezfjk");
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Message m3 = new MessageSysteme(TypeMessage.INFO_PSEUDO, "pseudo156434518", "id236", 1500);
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Message m3 = new MessageSysteme(TypeMessage.INFO_PSEUDO, "pseudo156434518", "id236", 1500);
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Message m4 = new MessageTexte(TypeMessage.TEXTE, "blablabla");
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Message m4 = new MessageTexte(TypeMessage.TEXTE, "blablabla");
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Message m5 = new MessageFichier(TypeMessage.FICHIER, "truc", ".pdf");
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Message m5 = new MessageFichier(TypeMessage.FICHIER, "truc", ".pdf");
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@ -7,11 +7,11 @@ public class MessageSysteme extends Message {
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private String id;
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private String id;
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private int port;
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private int port;
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public MessageSysteme(TypeMessage type) throws MauvaisTypeMessageException{
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public MessageSysteme(TypeMessage type, String id) throws MauvaisTypeMessageException{
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if ((type==TypeMessage.JE_SUIS_CONNECTE)||(type==TypeMessage.JE_SUIS_DECONNECTE)||(type==TypeMessage.MESSAGE_NUL)) {
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if ((type==TypeMessage.JE_SUIS_CONNECTE)||(type==TypeMessage.JE_SUIS_DECONNECTE)||(type==TypeMessage.MESSAGE_NUL)) {
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this.type=type;
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this.type=type;
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this.pseudo="";
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this.pseudo="";
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this.id="";
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this.id=id;
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this.port = -1;
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this.port = -1;
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}
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}
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else throw new MauvaisTypeMessageException();
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else throw new MauvaisTypeMessageException();
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