org.drools.planner.api.domain.variable.event
Interface PlanningVariableListener

All Superinterfaces:

EventListener

public interface PlanningVariableListener
extends EventListener

Method Summary

void	afterChange(SolutionDirector solutionDirector, Object planningEntity, String variableName, Object oldValue, Object newValue) Called after a variable value has been changed.

Method Detail

afterChange

void afterChange(SolutionDirector solutionDirector,
                 Object planningEntity,
                 String variableName,
                 Object oldValue,
                 Object newValue)

Called after a variable value has been changed.

Called from the solver thread. Should return fast, as it steals time from the Solver.

Parameters:

solutionDirector - never null

planningEntity - never null

variableName - never null

oldValue - sometimes null

newValue - sometimes null