Multithreaded echo server

simpleMultiThreadedEchoServer.java

import java.io.*;
import java.net.*;

class simpleMultiThreadedEchoServer
{
 public static void main(String[] argv) throws Exception
  {
   ServerSocket s = new ServerSocket(5000);
   Transaction k;
   while (true) 
   {
      k = new Transaction(s.accept());
      k.start();
   }
  }
}   
 
class Transaction extends Thread
{
 InputStream b;
 OutputStream p;
  public Transaction(Socket s) throws Exception
  {
    b=s.getInputStream();
    p =s.getOutputStream();
  }
 
 public void run() 
  {
   int c;
   try
   {
     while((c=b.read())!=-1)          
     {
       p.write((char)c);
       p.flush();
       System.out.print((char)c);
     }
   }
   
   catch (Exception e)
   {
   }   
  }
}