Ajout possibilité d'écrire un fichier fichier sur le réseau et ajout de celle-ci pour le store backend
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@ -25,6 +25,36 @@ public class App {
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private static final String MULTICAST_IP = "226.66.66.1";
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private static final int MULTICAST_PORT = 42500;
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/*
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private static Thread t1 = null;
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public static void main(String[] args) throws InterruptedException {
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t1 = new Thread(new Runnable() {
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@Override
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public void run() {
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int i = 0;
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while (true) {
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System.out.println("HEY " + i++);
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try {
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synchronized (t1) {
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System.out.println("SUSPEND");
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t1.wait();
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}
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} catch (InterruptedException e) {}
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}
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}
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});
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t1.start();
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System.out.println("START");
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Thread.sleep(1000);
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synchronized (t1) {
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t1.notify();
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}
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}
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*/
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public static void main(String[] args) throws InterruptedException {
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// Create all repository
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ClientHandlerRepository clientRep = new ClientHandlerRepository();
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@ -50,4 +80,5 @@ public class App {
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clientRep.close();
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storeRep.close();
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}
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}
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@ -3,6 +3,7 @@ package lightcontainer.domains.client;
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import lightcontainer.interfaces.ClientHandlerFFE;
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import lightcontainer.interfaces.ProtocolRepository;
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import lightcontainer.protocol.ProtocolReader;
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import lightcontainer.protocol.ProtocolWriter;
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import lightcontainer.protocol.rules.reader.SigninRule;
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import lightcontainer.protocol.rules.writer.SignErrorRule;
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import lightcontainer.protocol.rules.writer.SignOkRule;
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@ -114,13 +115,15 @@ public class ClientHandler implements Runnable, AutoCloseable {
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SigninRule.Result signinResult = (SigninRule.Result) ruleResult;
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if (signinResult.checkCredentials()) {
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this.login = signinResult.getLogin();
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writer.write(protocolRep.executeWriter(SignOkRule.NAME));
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ProtocolWriter.ProtocolResult signokResult = protocolRep.executeWriter(SignOkRule.NAME);
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writer.write(signokResult.getCommand());
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writer.flush();
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return;
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}
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} catch (ClassCastException ignored) {}
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writer.write(protocolRep.executeWriter(SignErrorRule.NAME)); // Envoie SignError car echec de la connection
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ProtocolWriter.ProtocolResult signErrorResult = protocolRep.executeWriter(SignErrorRule.NAME);
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writer.write(signErrorResult.getCommand()); // Envoie SignError car echec de la connection
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writer.flush();
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this.close(); // Fermeture de la connection
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}
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@ -1,6 +1,9 @@
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package lightcontainer.domains.client;
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import lightcontainer.interfaces.ProtocolRepository;
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import lightcontainer.interfaces.StoreProcessorFFE;
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import lightcontainer.protocol.ProtocolReader;
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import lightcontainer.protocol.ProtocolWriter;
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import java.io.*;
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import java.net.Socket;
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@ -21,7 +24,7 @@ import java.util.Objects;
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* @see AutoCloseable
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* @author Jérémi NIHART <j.nihart@student.helmo.be>
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*/
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public class StoreProcessor implements Runnable, AutoCloseable {
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public class StoreProcessor extends Thread implements AutoCloseable {
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// Variables
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private final StoreProcessorFFE fileFrontEnd;
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private final Socket store;
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@ -30,12 +33,15 @@ public class StoreProcessor implements Runnable, AutoCloseable {
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private BufferedReader reader;
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private PrintWriter writer;
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private String currentCommand;
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private ProtocolRepository protocolRep;
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// Constructor
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public StoreProcessor(Socket socket, String domain, StoreProcessorFFE ffe) {
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public StoreProcessor(Socket socket, String domain, StoreProcessorFFE ffe, ProtocolRepository protocolRep) {
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this.domain = domain;
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this.fileFrontEnd = ffe;
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this.store = socket;
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this.protocolRep = protocolRep;
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this.client_run = false;
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initStore();
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}
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@ -73,13 +79,52 @@ public class StoreProcessor implements Runnable, AutoCloseable {
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this.client_run = true;
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while (this.client_run) {
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try {
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String command = this.reader.readLine();
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// TODO gestion de la réception de commandes, fichier, ...
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if (command != null) System.out.println("StoreBackEnd: " + command);
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alertAvalaible();
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// Request
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ProtocolWriter.ProtocolResult requestResult = protocolRep.executeWriter(this.currentCommand);
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this.writer.write(requestResult.getCommand());
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requestResult.write(this.store.getOutputStream());
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// Response
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String responseCommand = this.reader.readLine();
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if (responseCommand != null)
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System.out.println("StoreBackEnd: " + responseCommand);
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ProtocolReader.ProtocolResult responseResult = protocolRep.executeReader(responseCommand);
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System.out.println("StoreBackEnd response to client: " + responseResult.getResultCommand());
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} catch (IOException ignore) { }
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}
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}
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/**
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* Permet de demander au StoreBackEnd d'effectuer une commande
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* @param command La commande à effectuer
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*/
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public void executeCommand(String command) {
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synchronized (this) {
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this.currentCommand = command;
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this.notify();
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}
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}
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/**
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* Permet de déclarer le StoreBackEnd disponible
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*/
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private void alertAvalaible() {
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synchronized (this) {
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this.currentCommand = null;
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fileFrontEnd.onStoreAvailable(this);
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try {
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this.wait();
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} catch (InterruptedException e) { e.printStackTrace(); }
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}
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}
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/**
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* AutoClosable Function
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* Close the Storage thread and resources.
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@ -69,7 +69,7 @@ public class MulticastServerListener implements Runnable {
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Socket socket = new Socket(packet.getAddress(), readerResult.getPort());
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// Create the store processor
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StoreProcessor storeProcessor = new StoreProcessor(socket, readerResult.getDomain(), null); // TODO <!!!> : Voir comment on procède get via repo ou ici ?!
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StoreProcessor storeProcessor = new StoreProcessor(socket, readerResult.getDomain(), null, protocolRep); // TODO <!!!> : Voir comment on procède get via repo ou ici ?!
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// Add the store processor to its repository
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this.repository.addStore(storeProcessor);
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} catch (IOException ignore) {
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@ -7,7 +7,7 @@ public interface ProtocolRepository {
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<T extends ProtocolReader.ProtocolResult> T executeReader(String data);
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String executeWriter(String cmdName, String... datas);
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<T extends ProtocolWriter.ProtocolResult> T executeWriter(String cmdName, String... data);
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void addReader(ProtocolReader reader);
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@ -25,31 +25,51 @@ public abstract class ProtocolWriter {
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return cmdName;
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}
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public class ProtocolResult {
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private String command;
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public String getCommand() {
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return command;
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}
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private void setCommand(String command) {
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this.command = command;
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}
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/**
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* Permet d'écrire un fichier sur le réseau. Cad envoyer le contenu d'un fichier sur le réseau.
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* Redéfinissez cette méthode pour l'utiliser.
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* @param writer Buffer à remplir qui sera envoyer via le réseau
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*/
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public void write(OutputStream writer) {}
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}
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/**
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* Permet de contruire une commande selon une règle établie.
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* @param data Les données à ajouter dans la commande; L'ordre défini leur position dans la commande
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* @return La commande construite
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*/
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public final String execute(String... data) {
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public final <T extends ProtocolResult> T execute(String... data) {
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// Concatatène le nom de la commande avec les données (trim), avec un espace entre chaque
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String command;
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StringJoiner builder = new StringJoiner(" ", this.cmdName, "\r\n");
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for (String param : data)
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builder.add(param);
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command = builder.toString();
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String command = builder.toString();
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Matcher ruleMatcher = this.rulePattern.matcher(command); // Vérifie que tout match (cf. Matcher). Si match alors on retourne la commande build, sinon on retourne NULL
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// Vérifie que tout match (cf. Matcher). Si match alors on retourne la commande build, sinon on retourne NULL
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Matcher ruleMatcher = this.rulePattern.matcher(command);
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return ruleMatcher.matches() ? command : null;
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if (ruleMatcher.matches()) {
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ProtocolResult result = onExecuted();
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result.setCommand(command);
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return (T) result;
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}
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return null;
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}
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/**
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* Permet d'écrire un fichier sur le réseau. Cad envoyer le contenu d'un fichier sur le réseau.
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* Redéfinissez cette méthode pour l'utiliser.
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* @param writer Buffer à remplir qui sera envoyer via le réseau
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* Cette méthode est appelée lors de l'exécution de la règle
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*/
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public void write(OutputStream writer) {}
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protected abstract <T extends ProtocolResult> T onExecuted();
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}
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@ -23,9 +23,9 @@ public class ProtocolRepositoryImpl implements ProtocolRepository {
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}
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@Override
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public String executeWriter(String cmdName, String... data) {
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public <T extends ProtocolWriter.ProtocolResult> T executeWriter(String cmdName, String... data) {
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for (ProtocolWriter writer : writers) {
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String command;
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T command;
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if (cmdName.equals(writer.getCmdName()) && (command = writer.execute(data)) != null) {
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return command;
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}
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