/* * * Created       : 2000 Jan 30 (Sun) 20:35:41 by Harold Carr. * Last Modified : 2000 Jan 31 (Mon) 03:59:34 by Harold Carr. */package hc.net;import java.io.InputStream;import java.io.IOException;import java.io.PrintStream;import de.mud.telnet.TelnetWrapper;public class TelnetClient{    public static void main (String[] av)    {	String host = "localhost";	int    port = 23;	switch (av.length) {	case 2  : port = Integer.parseInt(av[1]);	case 1  : host = av[0];	case 0  : break;	default : System.exit(-1);	}	new TelnetClient(System.in, System.out, host, port);    }    public TelnetClient (InputStream in, PrintStream out, 			 String host, int port)    {	TelnetWrapper telnetWrapper = new TelnetWrapper();	try {	    telnetWrapper.connect(host, port);	} catch (IOException e) {	    System.out.println("TelnetClient: Got exception during connect: " + e);	    e.printStackTrace();	}	createAndStartReader(telnetWrapper, out);	byte[] buf = new byte[256];	int n = 0;	try {	    while (n >= 0) {		n = in.read(buf);		if (n > 0) {		    byte[] sendBuf = new byte[n];		    System.arraycopy(buf, 0, sendBuf, 0, n);		    // Must be transpose (not send) or connect is closed.		    telnetWrapper.transpose(sendBuf);		}	    }	} catch (IOException e) {	    System.out.println("TelnetClient: Got exception in read/write loop: " + e);	    e.printStackTrace();	    return;	} finally {	    try {		telnetWrapper.disconnect();	    } catch (IOException e) {		System.out.println("TelnetClient: got exception in disconnect: " + e);		e.printStackTrace();	    }	}    }    class ReaderThread extends Thread    {	TelnetWrapper telnetWrapper;	PrintStream out;	ReaderThread (TelnetWrapper telnetWrapper, PrintStream out)	{	    super("TelnetReaderThread");	    this.telnetWrapper = telnetWrapper;	    this.out = out;	}	public void run ()	{	    System.out.println("thread-starting");	    byte[] buf = new byte[256];	    int n = 0;	    while (n >= 0) {		try {		    n = telnetWrapper.read(buf);		    if (n > 0) {			out.print(new String(buf, 0, n));		    }		} catch (IOException e) {		    System.out.println("ReaderThread.run: got exception in read/write loop: " + e);		    e.printStackTrace();		    return;		}	    }	}    }    public Thread createAndStartReader (TelnetWrapper telnetWrapper,					PrintStream out)    {	ReaderThread readerThread = new ReaderThread(telnetWrapper, out);	readerThread.start();	return readerThread;    }}// End of file.