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Panda Core is the core module of Panda Framework, it contains commonly used utility classes similar to apache-commons.

There is a newer version: 1.8.0

package panda.net.telnet;

/***
 * The TelnetNotificationHandler interface can be used to handle notification of options negotiation
 * commands received on a telnet session.
 * 
 * The user can implement this interface and register a TelnetNotificationHandler by using the
 * registerNotificationHandler() of TelnetClient to be notified of option negotiation commands.
 ***/

public interface TelnetNotificationHandler {
	/***
	 * The remote party sent a DO command.
	 ***/
	public static final int RECEIVED_DO = 1;

	/***
	 * The remote party sent a DONT command.
	 ***/
	public static final int RECEIVED_DONT = 2;

	/***
	 * The remote party sent a WILL command.
	 ***/
	public static final int RECEIVED_WILL = 3;

	/***
	 * The remote party sent a WONT command.
	 ***/
	public static final int RECEIVED_WONT = 4;

	/***
	 * The remote party sent a COMMAND.
	 ***/
	public static final int RECEIVED_COMMAND = 5;

	/***
	 * Callback method called when TelnetClient receives an command or option negotiation command
	 * 
	 * @param negotiation_code - type of (negotiation) command received (RECEIVED_DO, RECEIVED_DONT,
	 *            RECEIVED_WILL, RECEIVED_WONT, RECEIVED_COMMAND)
	 * @param option_code - code of the option negotiated, or the command code itself (e.g. NOP).
	 ***/
	public void receivedNegotiation(int negotiation_code, int option_code);
}