„src/xyz/nextn/Server.java“ ändern

src/xyz/nextn/Server.java

@@ -1,82 +1,70 @@
 package xyz.nextn;
 
-import java.io.BufferedReader;
+import java.io.BufferedInputStream;
+import java.io.DataInputStream;
 import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.PrintWriter;
 import java.net.ServerSocket;
 import java.net.Socket;
 
 public class Server {
-    private ServerSocket serverSocket;
+    protected int          serverPort   = 1111;
+    protected ServerSocket serverSocket = null;
+    protected boolean      isStopped    = false;
+    protected Thread       runningThread= null;
 
-    public void start(int port){
-        try {
-            serverSocket = new ServerSocket(port);
-        } catch (IOException e) {
-            e.printStackTrace();
+    public Server(int port){
+        this.serverPort = port;
+    }
+
+    public void run(){
+        synchronized(this){
+            this.runningThread = Thread.currentThread();
         }
-        while (true) {
+        openServerSocket();
+        while(! isStopped()){
+            Socket clientSocket = null;
             try {
-                new EchoClientHandler(serverSocket.accept()).start();
+                clientSocket = this.serverSocket.accept();
             } catch (IOException e) {
-                e.printStackTrace();
+                if(isStopped()) {
+                    System.out.println("Server Stopped.") ;
+                    return;
+                }
+                throw new RuntimeException(
+                        "Error accepting client connection", e);
             }
+            new Thread(
+                    new WorkerRunnable(
+                            clientSocket, "Multithreaded Server")
+            ).start();
         }
+        System.out.println("Server Stopped.") ;
     }
 
-    public void stop() throws IOException {
-        serverSocket.close();
-    }
 
-    private static class EchoClientHandler extends Thread {
-        private Socket clientSocket;
-        private PrintWriter out;
-        private BufferedReader in;
+    private synchronized boolean isStopped() {
+        return this.isStopped;
+    }
 
-        public EchoClientHandler(Socket socket) {
-            this.clientSocket = socket;
+    public synchronized void stop(){
+        this.isStopped = true;
+        try {
+            this.serverSocket.close();
+        } catch (IOException e) {
+            throw new RuntimeException("Error closing server", e);
         }
+    }
 
-        public void run() {
-            try {
-                out = new PrintWriter(clientSocket.getOutputStream(), true);
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
-            try {
-                in = new BufferedReader(
-                        new InputStreamReader(clientSocket.getInputStream()));
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
-
-            String inputLine = null;
-            while (true) {
-                try {
-                    if (!((inputLine = in.readLine()) != null)) break;
-                } catch (IOException e) {
-                    e.printStackTrace();
-                }
-                if (".".equals(inputLine)) {
-                    out.println("bye");
-                    break;
-                }
-                out.println(inputLine);
-            }
-
-            try {
-                in.close();
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
-            out.close();
-            try {
-                clientSocket.close();
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
+    private void openServerSocket() {
+        try {
+            this.serverSocket = new ServerSocket(this.serverPort);
+        } catch (IOException e) {
+            throw new RuntimeException("Cannot open port 8080", e);
         }
     }
 
 }
+
+
+
+