y.base
Interface Command

public interface Command

General command pattern interface that supports the execution and the undoability of some code.

Method Summary

void	execute() Executes the command.
void	redo() Executes the command after it has been undone.
void	undo() Undoes the effects of this command.

Method Detail

execute

void execute()

Executes the command.

undo

void undo()

Undoes the effects of this command.

redo

void redo()

Executes the command after it has been undone.