org.eclipse.incquery.runtime.matchers.backend

Interface IUpdateable

public interface IUpdateable

Internal interface for the query backend to singal an update to a query result.

Since:

0.9

Author:

Bergmann Gabor

Method Summary

Modifier and Type	Method and Description
void	update(Tuple updateElement, boolean isInsertion) This callback method must be free of exceptions, even RuntimeExceptions (though not Errors).

Method Detail

update

void update(Tuple updateElement,
            boolean isInsertion)

This callback method must be free of exceptions, even RuntimeExceptions (though not Errors).

Parameters:

updateElement - the tuple that is changed

isInsertion - true if the tuple appeared in the result set, false if disappeared from the result set