sale
Class GateChangeTransition

java.lang.Object
  sale.GateChangeTransition

All Implemented Interfaces:

Serializable, Transition

public class GateChangeTransition

extends Object

implements Transition

Convenience implementation of a Transition that simply changes to another gate. Additionally, some other useful Transitions are provided.

Since:

v2.0

Author:

Steffen Zschaler

See Also:

Transition, Gate, Serialized Form

Field Summary

static Transition	CHANGE_TO_COMMIT_GATE Transition that will go to the calling process' commit gate.
static Transition	CHANGE_TO_LOG_GATE Transition that will go to the calling process' log gate.
static Transition	CHANGE_TO_QUIT_GATE Transition that will go to the calling process' quit gate.
static Transition	CHANGE_TO_ROLLBACK_GATE Transition that will go to the calling process' rollback gate.
static Transition	CHANGE_TO_STOP_GATE Transition that will go to the calling process' stop gate.
protected Gate	m_gTarget The target gate.

Constructor Summary

GateChangeTransition(Gate gTarget)
Create a new GateChangeTransition.

Method Summary

Gate	perform(SaleProcess p, User u) Perform the Transition.

Methods inherited from class java.lang.Object

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

Field Detail

m_gTarget

protected Gate m_gTarget

The target gate.

CHANGE_TO_ROLLBACK_GATE

public static final Transition CHANGE_TO_ROLLBACK_GATE

Transition that will go to the calling process' rollback gate.

CHANGE_TO_COMMIT_GATE

public static final Transition CHANGE_TO_COMMIT_GATE

Transition that will go to the calling process' commit gate.

CHANGE_TO_QUIT_GATE

public static final Transition CHANGE_TO_QUIT_GATE

Transition that will go to the calling process' quit gate.

CHANGE_TO_STOP_GATE

public static final Transition CHANGE_TO_STOP_GATE

Transition that will go to the calling process' stop gate.

CHANGE_TO_LOG_GATE

public static final Transition CHANGE_TO_LOG_GATE

Transition that will go to the calling process' log gate.

Constructor Detail

GateChangeTransition

public GateChangeTransition(Gate gTarget)

Create a new GateChangeTransition.

Parameters:

gTarget - the Gate to change to.

Method Detail

perform

public final Gate perform(SaleProcess p,
                          User u)

Perform the Transition. I.e. go to the gate indicated on creation.

Specified by:

perform in interface Transition

Parameters:

p - the process that triggered the Transition

u - the user currently active in the process' ProcessContext

Returns:

the gate to enter after this transition has completed. null is a valid value, causing the calling process to stop.

Override:

Never