org.nuclos.api.rule

Interface StateChangeRule

@RuleType(name="nuclos.ruletype.statechangerule.name",
          description="nuclos.ruletype.statechangerule.description")
public interface StateChangeRule

StateChangeRule is the interface that should be used to make an rule applicable for StateChange-Events.

Classes implementing this interface can be attached to state transitions. In case of an StateChange-Event the method changeState is called.

Author:

Matthias Reichart

Method Summary

Modifier and Type	Method and Description
void	changeState(StateChangeContext context) StateChangeContext is the context providing all attributes and methods that are relevant for StateChange-operations.

Method Detail

changeState

void changeState(StateChangeContext context)
          throws BusinessException

StateChangeContext is the context providing all attributes and methods that are relevant for StateChange-operations.

To get the BusinessObject the method getBusinessObject() can be called.

Note: Only BusinessObject / Entities that are 'stateful', i.e. using a statemodel - can be used in StateChange-Event.

If a BusinessObject cannot be used in this context check wether the entity is set 'use a statemodel'

Parameters:

context -

Throws:

BusinessException