Confirm 'redo' state from the current status of the target.
Roll back the action that was done
Redo the action that was done
Describes the action
Describes the action
Gets the name of the action
Merge action with other action (if possible)
Gets whether this action can merge with an other
Special case of actions which captures the status of the target to implement undo/redo. Action is instantiated before executing any change to the target. status is captured by Action implementation. Later, updateState is called after change is applied to the target. New status is captured by Action implementation then.