libjava/classpath/compat/java.net/GetSocketOptionInfo.java

   1 // Class to identify socket option constants.
   2
   3 import java.io.*;
   4 import java.net.*;
   5
   6 public class GetSocketOptionInfo extends Socket implements SocketImplFactory
   7 {
   8
   9 public SocketImpl
  10 createSocketImpl()
  11 {
  12   return(new PlainSocketImpl());
  13 }
  14
  15 public static void
  16 main(String[] argv) throws IOException
  17 {
  18   Socket.setSocketImplFactory(new GetSocketOptionInfo());
  19
  20   Socket s = new Socket();
  21
  22   System.err.println("Setting TCP_NODELAY on");
  23   s.setTcpNoDelay(true);
  24   System.err.println("Setting TCP_NODELAY off");
  25   s.setTcpNoDelay(false);
  26
  27   System.err.println("Setting SO_LINGER on");
  28   s.setSoLinger(true, 10);
  29   System.err.println("Setting SO_LINGER off");
  30   s.setSoLinger(false, 1);
  31
  32   System.err.println("Setting SO_TIMEOUT to 15");
  33   s.setSoTimeout(15);
  34   System.err.println("Setting SO_TIMEOUT to 0");
  35   s.setSoTimeout(0);
  36 }
  37
  38 }
  39