libjava/classpath/test/java.net/ServerDatagram.java

   1 /* Server Datagram Socket for testing */
   2
   3 import java.io.*;
   4 import java.net.*;
   5
   6 public class ServerDatagram implements Runnable
   7 {
   8
   9 private DatagramSocket s;
  10
  11 public static void
  12 main(String[] argv) throws IOException
  13 {
  14   ServerDatagram sd = new ServerDatagram(37900);
  15   sd.run();
  16 }
  17
  18 public
  19 ServerDatagram(int port) throws SocketException
  20 {
  21   s = new DatagramSocket(port);
  22   System.out.println("Server datagram socket created");
  23 }
  24
  25 public void
  26 run()
  27 {
  28   try
  29     {
  30       byte[] buf = new byte[65535];
  31
  32       DatagramPacket p = new DatagramPacket(buf, buf.length);
  33
  34       p.setLength(buf.length);
  35
  36       s.receive(p);
  37       System.out.println("ServerDatagram: received " + p.getLength() +
  38          " bytes from " + p.getAddress().getHostName() + ":" +
  39          p.getPort());
  40
  41       if (p.getLength() != 65332)
  42         throw new IOException("Incorrect data size");
  43       System.out.println("PASSED max values test");
  44     }
  45   catch (IOException e)
  46     {
  47       System.out.print("FAILED: ServerDatagram caught an exception: " + e);
  48     }
  49 }
  50
  51 }
  52