com.edorasware.cmmn.model.visitor

Interface PlanItemVisitor

All Known Implementing Classes:

CurrentStateCollector, PlanItemActionCollector, PlanItemStateExtractor, PlanItemStateLogger

public interface PlanItemVisitor

<p>GOF Visitor Pattern. Allows to apply arbitrary code on the structure of the CMMN engine run-time model.</p>

<p>Possible implementations include a state dumper which is used to persist the structure state and a state logger which writes the model state to the log.</p>

Method Summary

Modifier and Type	Method and Description
void	cleanup(PlanItem planItem, TransitionData transitionData) Called once after all structure objects have been visited.
boolean	enter(PlanItem planItem, TransitionData transitionData) Called for each plan item just before the plan item is visited.
void	exit(PlanItem planItem, TransitionData transitionData) Called for each plan item just after the plan item has been visited.
void	init(PlanItem planItem, TransitionData transitionData) Called once before any other calls in this interface.

Method Detail

init

void init(PlanItem planItem,
          TransitionData transitionData)

Called once before any other calls in this interface.

Parameters:

planItem - the case plan model (the root).

enter

boolean enter(PlanItem planItem,
              TransitionData transitionData)

Called for each plan item just before the plan item is visited.

Parameters:

planItem - the plan item of interest.

transitionData - optional evaluation context.

Returns:

true to recurse into a stage’s children.

exit

void exit(PlanItem planItem,
          TransitionData transitionData)

Called for each plan item just after the plan item has been visited.

Parameters:

planItem - the plan item of interest.

cleanup

void cleanup(PlanItem planItem,
             TransitionData transitionData)

Called once after all structure objects have been visited.

Parameters:

planItem - the case plan item (the root).