253 lines
6.9 KiB
Java
253 lines
6.9 KiB
Java
package communication;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.net.InetAddress;
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import java.net.UnknownHostException;
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import java.util.ArrayList;
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import main.Observer;
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import main.Utilisateur;
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import messages.*;
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public class CommunicationUDP extends Thread {
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private UDPClient client;
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private int portServer;
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private ArrayList<Integer> portOthers;
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private ArrayList<Utilisateur> users = new ArrayList<Utilisateur>();
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private Observer observer;
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public CommunicationUDP(int portClient, int portServer, int[] portsOther) throws IOException {
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this.portServer = portServer;
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this.portOthers = this.getArrayListFromArray(portsOther);
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new UDPServer(portServer, this).start();
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this.client = new UDPClient(portClient);
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}
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private ArrayList<Integer> getArrayListFromArray(int ports[]) {
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ArrayList<Integer> tmp = new ArrayList<Integer>();
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for (int port : ports) {
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tmp.add(port);
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}
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tmp.remove(Integer.valueOf(portServer));
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return tmp;
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}
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public void setObserver (Observer obs) {
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this.observer=obs;
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}
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public Observer getObserver () {
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return this.observer;
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}
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protected boolean containsUserFromID(String id) {
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for(Utilisateur u : users) {
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if(u.getId().equals(id) ) {
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return true;
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}
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}
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return false;
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}
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public boolean containsUserFromPseudo(String pseudo) {
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for(Utilisateur u : users) {
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if(u.getPseudo().equals(pseudo) ) {
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return true;
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}
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}
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return false;
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}
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public int getPortFromPseudo(String pseudo) {
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for(int i=0; i < users.size() ; i++) {
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if(users.get(i).getPseudo().equals(pseudo) ) {
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return users.get(i).getPort();
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}
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}
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return -1;
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}
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private int getIndexFromID(String id) {
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for(int i=0; i < users.size() ; i++) {
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if(users.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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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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for(int i=0; i < users.size() ; i++) {
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if(users.get(i).getIp().equals(ip)) {
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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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public void printActiveUsersUDP(PrintWriter out) {
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for (Utilisateur uIn : users) {
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out.println("<TH> " + uIn.getPseudo() + ",</TH>");
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}
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}
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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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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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protected synchronized void changePseudoUser(String idClient, String pseudoClient, InetAddress ipClient, int port) {
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int index = getIndexFromID(idClient);
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users.get(index).setPseudo(pseudoClient);
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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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protected synchronized void removeUser(String idClient, String pseudoClient,InetAddress ipClient, int port) {
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int index = getIndexFromID(idClient);
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if( index != -1) {
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users.remove(index);
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}
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try {
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Message message = new MessageSysteme(Message.TypeMessage.JE_SUIS_DECONNECTE, idClient);
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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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public void removeAll(){
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int oSize = users.size();
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for(int i=0; i<oSize;i++) {
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users.remove(0);
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}
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}
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public void sendMessageConnecte() throws UnknownHostException, IOException {
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for(int port : this.portOthers) {
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try {
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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 <20>a marche pas essayer l<>*/}
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}
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}
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// Send the message "add,id,pseudo" to localhost on all the ports in
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// "portOthers"
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// This allows the receivers' agent (portOthers) to create or modify an entry with the
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// data of this agent
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//Typically used to notify of a name change
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public void sendMessageInfoPseudo() throws UnknownHostException, IOException {
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Utilisateur self = Utilisateur.getSelf();
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String pseudoSelf =self.getPseudo();
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String idSelf = self.getId();
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int portSelf = self.getPort();
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Message msout = null;
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try {
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msout = new MessageSysteme(Message.TypeMessage.INFO_PSEUDO, pseudoSelf, idSelf, portSelf);
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for(int port : this.portOthers) {
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this.client.sendMessageUDP_local(msout, port, InetAddress.getLocalHost());
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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//Same, but on only one port
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//Typically used to give your current name and id to a newly arrived host
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public void sendMessageInfoPseudo(int portOther) throws UnknownHostException, IOException {
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Utilisateur self = Utilisateur.getSelf();
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try {
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Message msout = new MessageSysteme(Message.TypeMessage.INFO_PSEUDO, self.getPseudo(), self.getId(), self.getPort());
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this.client.sendMessageUDP_local(msout, portOther, InetAddress.getLocalHost());
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} catch (MauvaisTypeMessageException e) {e.printStackTrace();}
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}
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// Send the message "del,id,pseudo" to localhost on all the ports in
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// "portOthers"
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// This allows the receivers' agent (portOthers) to delete the entry
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// corresponding to this agent
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public void sendMessageDelete() throws UnknownHostException, IOException {
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for(int port : this.portOthers) {
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try {
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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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}
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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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// private void sendIDPseudo_broadcast(String prefixe) throws UnknownHostException, IOException {
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// Utilisateur self = Utilisateur.getSelf();
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// String idSelf = self.getId();
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// String pseudoSelf = self.getPseudo();
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//
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// String message = prefixe+","+idSelf + "," + pseudoSelf;
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//
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//
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// this.client.sendMessageUDP_broadcast(message, this.portServer);
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//
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// }
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// public synchronized void createSenderUDP(int port, Mode mode) throws SocketException {
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// new SenderUDP(mode, port).start();
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// }
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}
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