a3/code/jtorx/server/EchoHandler.java

   1 import java.io.InputStreamReader;
   2 import java.io.OutputStreamWriter;
   3 import java.net.Socket;
   4 import java.net.SocketException;
   5
   6 /**
   7  * Connection echo handler. Everything it receives is sent back.
   8  */
   9 public class EchoHandler implements Runnable {
  10         private Socket socket;
  11
  12         public EchoHandler(Socket socket) {
  13                 this.socket = socket;
  14                 try {
  15                         socket.setTcpNoDelay(false);
  16                 } catch (SocketException e) {
  17                         // TODO Auto-generated catch block
  18                         e.printStackTrace();
  19                 }
  20                 new Thread(this).start();
  21         }
  22
  23         public void run() {
  24                 {
  25                         try {
  26                                 System.out.println("new socket opening on "
  27                                                 + socket.getLocalPort());
  28                                 InputStreamReader in = new InputStreamReader(
  29                                                 socket.getInputStream());
  30                                 OutputStreamWriter out = new OutputStreamWriter(socket.getOutputStream());
  31                                 int s;
  32                                 while(((s=in.read()) != -1)) {
  33                                         out.append((char)s);
  34                                         out.flush();
  35                                         System.out.print((char)s);
  36                                 }
  37                                 System.out.println();
  38                                 System.out.println("Closing handler");
  39                         } catch (Exception e) {
  40                                 // TODO Auto-generated catch block
  41                                 e.printStackTrace();
  42                         }
  43
  44                 }
  45         }
  46 }