TelnetNotificationHandler (Apache Commons Net 3.6 API)

```
public interface TelnetNotificationHandler
```
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.

Field Summary

Fields
Modifier and Type	Field	Description
`static int`	`RECEIVED_COMMAND`	The remote party sent a COMMAND.
`static int`	`RECEIVED_DO`	The remote party sent a DO command.
`static int`	`RECEIVED_DONT`	The remote party sent a DONT command.
`static int`	`RECEIVED_WILL`	The remote party sent a WILL command.
`static int`	`RECEIVED_WONT`	The remote party sent a WONT command.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`receivedNegotiation(int negotiation_code, int option_code)`	Callback method called when TelnetClient receives an command or option negotiation command

- Field Detail
  - RECEIVED_DO
```
static final int RECEIVED_DO
```
    The remote party sent a DO command.
    
    See Also:
    
    Constant Field Values
  - RECEIVED_DONT
```
static final int RECEIVED_DONT
```
    The remote party sent a DONT command.
    
    See Also:
    
    Constant Field Values
  - RECEIVED_WILL
```
static final int RECEIVED_WILL
```
    The remote party sent a WILL command.
    
    See Also:
    
    Constant Field Values
  - RECEIVED_WONT
```
static final int RECEIVED_WONT
```
    The remote party sent a WONT command.
    
    See Also:
    
    Constant Field Values
  - RECEIVED_COMMAND
```
static final int RECEIVED_COMMAND
```
    The remote party sent a COMMAND.
    
    Since:
    
    2.2
    
    See Also:
    
    Constant Field Values
- Method Detail
  - receivedNegotiation
```
void receivedNegotiation(int negotiation_code,
                         int option_code)
```
    Callback method called when TelnetClient receives an command or option negotiation command
    
    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, or the command code itself (e.g. NOP).