com.googlecode.jinahya.util.fsm
Class SwitchTask

java.lang.Object
  com.googlecode.jinahya.util.fsm.Task
      com.googlecode.jinahya.util.fsm.SwitchTask

Direct Known Subclasses:

SimpleTask

public abstract class SwitchTask
extends Task

Task for switching conditions.

Author:

Jin Kwon

Constructor Summary

SwitchTask(String id, TransitionMatcher[] onMatchers, TransitionMatcher[] offMatchers)
Creates a new instance.

Method Summary

void	perform(TransitionContext context) Perform desired actions for given transition.
protected abstract void	performOff(TransitionContext context) Performs for switching off.
protected abstract void	performOn(TransitionContext context) Performs for switching on.
void	prepare(TransitionContext context)
protected abstract void	prepareOff(TransitionContext context) Prepares for switching off.
protected abstract void	prepareOn(TransitionContext context) Prepares for switching on.

Methods inherited from class com.googlecode.jinahya.util.fsm.Task

getId

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SwitchTask

public SwitchTask(String id,
                  TransitionMatcher[] onMatchers,
                  TransitionMatcher[] offMatchers)

Creates a new instance.

Parameters:

id - task id

onMatchers - matchers for switching on; none null; none empty

offMatchers - matchers for switching off; none null; none empty

Method Detail

prepare

public void prepare(TransitionContext context)
             throws FSMException

Specified by:

prepare in class Task

Throws:

FSMException

prepareOn

protected abstract void prepareOn(TransitionContext context)
                           throws FSMException

Prepares for switching on.

Parameters:

context - context

Throws:

FSMException - if an error occurs.

prepareOff

protected abstract void prepareOff(TransitionContext context)
                            throws FSMException

Prepares for switching off.

Parameters:

context - context

Throws:

FSMException - if an error occurs.

perform

public void perform(TransitionContext context)
             throws FSMException

Description copied from class: Task

Perform desired actions for given transition.

Specified by:

perform in class Task

Parameters:

context - transition context

Throws:

FSMException - if an error occurs.

performOn

protected abstract void performOn(TransitionContext context)
                           throws FSMException

Performs for switching on.

Parameters:

context - context

Throws:

FSMException - if an error occurs.

performOff

protected abstract void performOff(TransitionContext context)
                            throws FSMException

Performs for switching off.

Parameters:

context - context

Throws:

FSMException - if an error occurs.