toolbus.communication
Interface IIOHandler

All Known Implementing Classes:

DirectIOHandler, SocketIOHandler

public interface IIOHandler

IOHandlers facilitate the transfer of terms from and to the ToolBus and tools.

Author:

Arnold Lankamp

Method Summary

void	exceptionOccured() Notifies the I/O handler that an exception has occured so it can take the nessacary steps.
void	receive(byte operation, aterm.ATerm aTerm) Receives a term from the remote location.
void	send(byte operation, aterm.ATerm aTerm) Sends a term to the remote location.
void	shutDown() Shuts down this ioHandler and it's associated datahandler.
void	terminate() Requests the termination of this ioHandler.

Method Detail

send

void send(byte operation,
          aterm.ATerm aTerm)

Sends a term to the remote location.

Parameters:

operation - The operation associated with the term we need to send.

aTerm - The term that needs to be send.

receive

void receive(byte operation,
             aterm.ATerm aTerm)

Receives a term from the remote location.

Parameters:

operation - The operation associated with the term we received.

aTerm - The term that was received.

terminate

void terminate()

Requests the termination of this ioHandler.

shutDown

void shutDown()

Shuts down this ioHandler and it's associated datahandler. IMPORTANT: This method should not be called from outside the ioHandler. Manual invokation will lead to undefined behaviour.

exceptionOccured

void exceptionOccured()

Notifies the I/O handler that an exception has occured so it can take the nessacary steps.