Package net.officefloor.model.impl.change

Class NoChange<T>

java.lang.Object

net.officefloor.model.impl.change.AbstractChange<T>

net.officefloor.model.impl.change.NoChange<T>

All Implemented Interfaces:

Change<T>

public class NoChange<T>
extends AbstractChange<T>

Change that does nothing.

Author:

Daniel Sagenschneider

Constructor Summary

Constructors

Constructor	Description
NoChange(T target, java.lang.String changeDescription, java.lang.String... conflictDescriptions)	Initiate.
NoChange(T target, java.lang.String changeDescription, Conflict... conflicts)	Initiate.

Method Summary

Modifier and Type	Method	Description
void	apply()	Applies this Change.
boolean	canApply()	Indicates if can apply this Change.
void	revert()	Reverts this Change (after being applied).

Methods inherited from class net.officefloor.model.impl.change.AbstractChange

getChangeDescription, getConflicts, getTarget, setConflicts

Methods inherited from class java.lang.Object

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

Constructor Detail

NoChange

public NoChange(T target,
                java.lang.String changeDescription,
                Conflict... conflicts)

Initiate.

Parameters:

target - Target of the Change.

changeDescription - Description of the Change.

conflicts - Conflict instances.

NoChange

public NoChange(T target,
                java.lang.String changeDescription,
                java.lang.String... conflictDescriptions)

Initiate.

Parameters:

target - Target of the Change.

changeDescription - Description of the Change.

conflictDescriptions - Descriptions for any Conflict instances added to this Change.

Method Detail

canApply

public boolean canApply()

Description copied from interface: Change

Indicates if can apply this Change.

Typically there will be Conflict instances providing detail on why the Change can not be applied.

Specified by:

canApply in interface Change<T>

Overrides:

canApply in class AbstractChange<T>

Returns:

true if can apply this Change.

See Also:

Change.getConflicts()

apply

public void apply()

Description copied from interface: Change

Applies this Change.

revert

public void revert()

Description copied from interface: Change

Reverts this Change (after being applied).

This enables do/undo functionality.