Class AbstractUndoableCommand

java.lang.Object

org.apache.batik.apps.svgbrowser.AbstractUndoableCommand

All Implemented Interfaces:

UndoableCommand

Direct Known Subclasses:

AbstractCompoundCommand, HistoryBrowserInterface.AppendChildCommand, HistoryBrowserInterface.AttributeAddedCommand, HistoryBrowserInterface.AttributeModifiedCommand, HistoryBrowserInterface.AttributeRemovedCommand, HistoryBrowserInterface.ChangeNodeValueCommand, HistoryBrowserInterface.CharDataModifiedCommand, HistoryBrowserInterface.InsertNodeBeforeCommand, HistoryBrowserInterface.NodeInsertedCommand, HistoryBrowserInterface.NodeRemovedCommand, HistoryBrowserInterface.RemoveChildCommand, HistoryBrowserInterface.ReplaceChildCommand

public abstract class AbstractUndoableCommand
extends Object
implements UndoableCommand

Represents abstract undoable/redoable command. Concrete commands should extend this class

Version:

$Id$

Field Summary

Fields

Modifier and Type	Field	Description
protected String	name	The command name.

Constructor Summary

Constructors

Constructor	Description
AbstractUndoableCommand()

Method Summary

Modifier and Type	Method	Description
void	execute()	Executes this command.
String	getName()	Gets the command name.
void	redo()	Performs redo for this command.
void	setName(String name)	Sets the command name.
boolean	shouldExecute()	Tests if the command can be executed.
void	undo()	Performs undo for this command.

Methods inherited from class Object

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

Field Details

name

protected String name

The command name.

Constructor Details

AbstractUndoableCommand

public AbstractUndoableCommand()

Method Details

execute

public void execute()

Description copied from interface: UndoableCommand

Executes this command.

Specified by:

execute in interface UndoableCommand

undo

public void undo()

Description copied from interface: UndoableCommand

Performs undo for this command.

Specified by:

undo in interface UndoableCommand

redo

public void redo()

Description copied from interface: UndoableCommand

Performs redo for this command.

Specified by:

redo in interface UndoableCommand

getName

public String getName()

Description copied from interface: UndoableCommand

Gets the command name.

Specified by:

getName in interface UndoableCommand

setName

public void setName(String name)

Sets the command name.

Parameters:

name - Name to set

shouldExecute

public boolean shouldExecute()

Description copied from interface: UndoableCommand

Tests if the command can be executed.

Specified by:

shouldExecute in interface UndoableCommand

Returns:

True if command should be executed