org.lsst.ccs.drivers.ascii

Class TelnetClientExample

java.lang.Object

org.lsst.ccs.drivers.ascii.TelnetClientExample

All Implemented Interfaces:

Runnable, org.apache.commons.net.telnet.TelnetNotificationHandler

public class TelnetClientExample
extends Object
implements Runnable, org.apache.commons.net.telnet.TelnetNotificationHandler

* This is a simple example of use of TelnetClient. An external option handler (SimpleTelnetOptionHandler) is used. Initial configuration requested by TelnetClient will be: WILL ECHO, WILL SUPPRESS-GA, DO SUPPRESS-GA. VT100 terminal type will be subnegotiated.

Also, use of the sendAYT(), getLocalOptionState(), getRemoteOptionState() is demonstrated. When connected, type AYT to send an AYT command to the server and see the result. Type OPT to see a report of the state of the first 25 options.

Field Summary

Fields inherited from interface org.apache.commons.net.telnet.TelnetNotificationHandler

RECEIVED_COMMAND, RECEIVED_DO, RECEIVED_DONT, RECEIVED_WILL, RECEIVED_WONT

Constructor Summary

Constructors

Constructor and Description
TelnetClientExample()

Method Summary

Modifier and Type	Method and Description
static void	main(String[] args) * Main for the TelnetClientExample.
void	receivedNegotiation(int negotiation_code, int option_code) * Callback method called when TelnetClient receives an option negotiation command.
void	run() * Reader thread.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TelnetClientExample

public TelnetClientExample()

Method Detail

main

public static void main(String[] args)
                 throws Exception

* Main for the TelnetClientExample.

Parameters:

args - input params

Throws:

Exception - on error

receivedNegotiation

public void receivedNegotiation(int negotiation_code,
                                int option_code)

* Callback method called when TelnetClient receives an option negotiation command.

Specified by:

receivedNegotiation in interface org.apache.commons.net.telnet.TelnetNotificationHandler

Parameters:

negotiation_code - - type of negotiation command received (RECEIVED_DO, RECEIVED_DONT, RECEIVED_WILL, RECEIVED_WONT, RECEIVED_COMMAND)

option_code - - code of the option negotiated

run

public void run()

* Reader thread. Reads lines from the TelnetClient and echoes them on the screen.

Specified by:

run in interface Runnable