org.extex.interpreter.context.observer.tokens
Interface TokensObserver

All Known Implementing Classes:

LanguageObserver

public interface TokensObserver

This interface describes the ability to receive a notification about the change of a tokens register.

Version:

$Revision:4399 $

Author:

Gerd Neugebauer

Method Summary

void	receiveTokensChange(ContextInternals context, java.lang.String name, Tokens value) Receive a notification on a tokens change.

Method Detail

receiveTokensChange

void receiveTokensChange(ContextInternals context,
                         java.lang.String name,
                         Tokens value)
                         throws java.lang.Exception

Receive a notification on a tokens change.

Parameters:

context - the interpreter context

name - the token containing the name of the changed tokens.

value - the new value assigned to the name. In case of null the name is unbound.

Throws:

java.lang.Exception - in case of a problem