org.apache.commons.net.telnet
Class EchoOptionHandler

java.lang.Object
  extended by org.apache.commons.net.telnet.TelnetOptionHandler
      extended by org.apache.commons.net.telnet.EchoOptionHandler

public class EchoOptionHandler
extends TelnetOptionHandler

Implements the telnet echo option RFC 857.

Author:
Bruno D'Avanzo

Constructor Summary
EchoOptionHandler()
          Constructor for the EchoOptionHandler.
EchoOptionHandler(boolean initlocal, boolean initremote, boolean acceptlocal, boolean acceptremote)
          Constructor for the EchoOptionHandler.
 
Method Summary
 int[] answerSubnegotiation(int[] suboptionData, int suboptionLength)
          Implements the abstract method of TelnetOptionHandler.
 int[] startSubnegotiationLocal()
          Implements the abstract method of TelnetOptionHandler.
 int[] startSubnegotiationRemote()
          Implements the abstract method of TelnetOptionHandler.
 
Methods inherited from class org.apache.commons.net.telnet.TelnetOptionHandler
getAcceptLocal, getAcceptRemote, getInitLocal, getInitRemote, getOptionCode, setAcceptLocal, setAcceptRemote, setInitLocal, setInitRemote
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

EchoOptionHandler

public EchoOptionHandler(boolean initlocal,
                         boolean initremote,
                         boolean acceptlocal,
                         boolean acceptremote)
Constructor for the EchoOptionHandler. 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:
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.

EchoOptionHandler

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

Method Detail

answerSubnegotiation

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

Specified by:
answerSubnegotiation in class TelnetOptionHandler
Parameters:
suboptionData - - the sequence received, whithout IAC SB & IAC SE
suboptionLength - - the length of data in suboption_data

Returns:
always null (no response to subnegotiation)

startSubnegotiationLocal

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

Specified by:
startSubnegotiationLocal in class TelnetOptionHandler
Returns:
always null (no response to subnegotiation)

startSubnegotiationRemote

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

Specified by:
startSubnegotiationRemote in class TelnetOptionHandler
Returns:
always null (no response to subnegotiation)


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