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428

Chapter 16 Using HTML Forms

Listing 16.10 ThreadedEchoServer.java (continued)

   *  before the run method gets a chance to

   *  copy the socket reference.

   */

  public void handleConnection(Socket server) {

    Connection connectionThread = new Connection(this, server);

    connectionThread.start();

  }

  public void run() {

    Connection currentThread =

      (Connection)Thread.currentThread();

    try {

      super.handleConnection(currentThread.serverSocket);

    } catch(IOException ioe) {

      System.out.println("IOException: " + ioe);

      ioe.printStackTrace();

    }

  }

}

/** This is just a Thread with a field to store a

 *  Socket object. Used as a thread safe means to pass

 *  the Socket from handleConnection to run.

 */

class Connection extends Thread {

  protected Socket serverSocket;

  public Connection(Runnable serverObject,

                    Socket serverSocket) {

    super(serverObject);

    this.serverSocket = serverSocket;

  }

}

NetworkServer

Listings 16.11 and 16.12 present some utilities classes that simplify network 

ing. The 

EchoServer

 is built on top of them. 

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