Package com.alibaba.cola.statemachine.impl

Class TransitionImpl<S,E,C>

java.lang.Object

com.alibaba.cola.statemachine.impl.TransitionImpl<S,E,C>

All Implemented Interfaces:

Transition<S,E,C>

public class TransitionImpl<S,E,C>
extends Object
implements Transition<S,E,C>

TransitionImpl。 This should be designed to be immutable, so that there is no thread-safe risk

Author:

Frank Zhang

Constructor Summary

Constructors

Constructor	Description
TransitionImpl()

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object anObject)
Action<S,E,C>	getAction()
Condition<C>	getCondition()	Gets the guard of this transition.
E	getEvent()
State<S,E,C>	getSource()	Gets the source state of this transition.
State<S,E,C>	getTarget()	Gets the target state of this transition.
void	setAction(Action<S,E,C> action)
void	setCondition(Condition<C> condition)
void	setEvent(E event)
void	setSource(State<S,E,C> state)
void	setTarget(State<S,E,C> target)
void	setType(TransitionType type)
String	toString()
State<S,E,C>	transit(C ctx, boolean checkCondition)	Do transition from source state to target state.
void	verify()	Verify transition correctness

Methods inherited from class java.lang.Object

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

Constructor Detail

TransitionImpl

public TransitionImpl()

Method Detail

getSource

public State<S,E,C> getSource()

Description copied from interface: Transition

Gets the source state of this transition.

Specified by:

getSource in interface Transition<S,E,C>

Returns:

the source state

setSource

public void setSource(State<S,E,C> state)

Specified by:

setSource in interface Transition<S,E,C>

getEvent

public E getEvent()

Specified by:

getEvent in interface Transition<S,E,C>

setEvent

public void setEvent(E event)

Specified by:

setEvent in interface Transition<S,E,C>

setType

public void setType(TransitionType type)

Specified by:

setType in interface Transition<S,E,C>

getTarget

public State<S,E,C> getTarget()

Description copied from interface: Transition

Gets the target state of this transition.

Specified by:

getTarget in interface Transition<S,E,C>

Returns:

the target state

setTarget

public void setTarget(State<S,E,C> target)

Specified by:

setTarget in interface Transition<S,E,C>

getCondition

public Condition<C> getCondition()

Description copied from interface: Transition

Gets the guard of this transition.

Specified by:

getCondition in interface Transition<S,E,C>

Returns:

the guard

setCondition

public void setCondition(Condition<C> condition)

Specified by:

setCondition in interface Transition<S,E,C>

getAction

public Action<S,E,C> getAction()

Specified by:

getAction in interface Transition<S,E,C>

setAction

public void setAction(Action<S,E,C> action)

Specified by:

setAction in interface Transition<S,E,C>

transit

public State<S,E,C> transit(C ctx,
                                        boolean checkCondition)

Description copied from interface: Transition

Do transition from source state to target state.

Specified by:

transit in interface Transition<S,E,C>

Returns:

the target state

toString

public final String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object anObject)

Overrides:

equals in class Object

verify

public void verify()

Description copied from interface: Transition

Verify transition correctness

Specified by:

verify in interface Transition<S,E,C>