org.apache.commons.net.telnet

Class TerminalTypeOptionHandler


public class TerminalTypeOptionHandler
extends TelnetOptionHandler

Implements the telnet terminal type option RFC 1091.

Field Summary

protected static int
TERMINAL_TYPE
Terminal type option
protected static int
TERMINAL_TYPE_IS
Is (for subnegotiation)
protected static int
TERMINAL_TYPE_SEND
Send (for subnegotiation)

Constructor Summary

TerminalTypeOptionHandler(String termtype)
Constructor for the TerminalTypeOptionHandler.
TerminalTypeOptionHandler(String termtype, boolean initlocal, boolean initremote, boolean acceptlocal, boolean acceptremote)
Constructor for the TerminalTypeOptionHandler.

Method Summary

@Override
int[] answerSubnegotiation(suboptionData[] , int suboptionLength)
Implements the abstract method of TelnetOptionHandler.
@Override
int[] startSubnegotiationLocal()
Implements the abstract method of TelnetOptionHandler.
@Override
int[] startSubnegotiationRemote()
Implements the abstract method of TelnetOptionHandler.

Field Details

TERMINAL_TYPE

protected static final int TERMINAL_TYPE
Terminal type option
Field Value:
24

TERMINAL_TYPE_IS

protected static final int TERMINAL_TYPE_IS
Is (for subnegotiation)
Field Value:
0

TERMINAL_TYPE_SEND

protected static final int TERMINAL_TYPE_SEND
Send (for subnegotiation)
Field Value:
1

Constructor Details

TerminalTypeOptionHandler

public TerminalTypeOptionHandler(String termtype)
Constructor for the TerminalTypeOptionHandler. Initial and accept behaviour flags are set to false

Parameters:
termtype - - terminal type that will be negotiated.

TerminalTypeOptionHandler

public TerminalTypeOptionHandler(String termtype,
                                 boolean initlocal,
                                 boolean initremote,
                                 boolean acceptlocal,
                                 boolean acceptremote)
Constructor for the TerminalTypeOptionHandler. Allows defining desired initial setting for local/remote activation of this option and behaviour in case a local/remote activation request for this option is received.

Parameters:
termtype - - terminal type that will be negotiated.
initlocal - - if set to true, a WILL is sent upon connection.
initremote - - if set to true, a DO is sent upon connection.
acceptlocal - - if set to true, any DO request is accepted.
acceptremote - - if set to true, any WILL request is accepted.

Method Details

int[] answerSubnegotiation

public @Override int[] answerSubnegotiation(suboptionData[] ,
                                            int suboptionLength)
Implements the abstract method of TelnetOptionHandler.

Parameters:
suboptionLength - - the length of data in suboption_data

Returns:
terminal type information

int[] startSubnegotiationLocal

public @Override int[] startSubnegotiationLocal()
Implements the abstract method of TelnetOptionHandler.

Returns:
always null (no response to subnegotiation)

int[] startSubnegotiationRemote

public @Override int[] startSubnegotiationRemote()
Implements the abstract method of TelnetOptionHandler.

Returns:
always null (no response to subnegotiation)