org.pietschy.command
Class LazyCommand

java.lang.Object
  org.pietschy.command.Command
      org.pietschy.command.ActionCommand
          org.pietschy.command.LazyCommand

All Implemented Interfaces:

ActionCommandExecutor

public abstract class LazyCommand
extends ActionCommand

The LazyCommand defers the construction of the command until the first execution. Subclasses must implement the build() and lazyExecute() methods.

Field Summary

Fields inherited from class org.pietschy.command.ActionCommand

HINT_ACTION_EVENT, HINT_INVOKER, HINT_INVOKER_WINDOW, HINT_MODIFIERS

Fields inherited from class org.pietschy.command.Command

internalLog, listenerList, pcs

Constructor Summary

LazyCommand()

LazyCommand(CommandManager commandManager, java.lang.String commandId)

LazyCommand(java.lang.String commandId)

Method Summary

protected void	afterExecute() Deprecated. Use ActionCommandInterceptor instead.
protected void	beforeExecute() Deprecated. Use ActionCommandInterceptor instead.
abstract void	build() Invoked on the first time the command is executed.
void	handleExecute() This implementation will call build() on the first execution and delegate the handling of the request to lazyExecute().
abstract void	lazyExecute() Invoked after build and then again whenever the command is executed.

Methods inherited from class org.pietschy.command.ActionCommand

addCommandListener, addInterceptor, areEqual, attach, configureButtonStates, detach, execute, execute, getActionAdapter, getActionAdapter, getActionCommand, getActionEvent, getHint, getHint, getHints, getInvoker, getInvokerWindow, getModifiers, installShortCut, installShortCut, postExecute, preExecute, putHint, putHints, removeCommandListener, removeInterceptor, requestDefautIn, setActionCommand, uninstallShortCut, uninstallShortCut

Methods inherited from class org.pietschy.command.Command

addFace, addHoverListener, addNewFace, addNotify, addPropertyChangeListener, addPropertyChangeListener, buttonIterator, configureButtonAppearance, configureButtonAppearances, configureButtonAppearances, createButton, createButton, createButton, createButton, createMenuItem, createMenuItem, createMenuItem, createMenuItem, export, faceExists, fireHoverEnded, fireHoverStarted, getAccelerator, getAlternativeFaceNames, getButtonFactory, getButtonIn, getCommandManager, getDefaultFace, getDefaultFace, getDescription, getFace, getFace, getIcon, getId, getLongDescription, getMenuFactory, getMnemonic, getMnemonicIndex, getProperty, getProperty, getPropertyNames, getSelectedIcon, getText, getTextPosition, getToolbarFactory, initCommandManager, installFace, isAnonymous, isAttachedTo, isEnabled, isVisible, putProperty, removeHoverListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, requestFocusIn, setAccelerator, setButtonFactory, setDescription, setEnabled, setIcon, setLongDescription, setMenuFactory, setMnemonic, setMnemonicIndex, setSelectedIcon, setText, setTextPosition, setToolbarFactory, setVisible, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.pietschy.command.ActionCommandExecutor

addPropertyChangeListener, addPropertyChangeListener, isEnabled, removePropertyChangeListener, removePropertyChangeListener

Constructor Detail

LazyCommand

public LazyCommand()

LazyCommand

public LazyCommand(java.lang.String commandId)

LazyCommand

public LazyCommand(CommandManager commandManager,
                   java.lang.String commandId)

Method Detail

handleExecute

public void handleExecute()

This implementation will call build() on the first execution and delegate the handling of the request to lazyExecute().

Specified by:

handleExecute in class ActionCommand

beforeExecute

protected void beforeExecute()

Deprecated. Use ActionCommandInterceptor instead.

Invoked before the command is executed.

afterExecute

protected void afterExecute()

Deprecated. Use ActionCommandInterceptor instead.

Invoked after the command is executed.

build

public abstract void build()

Invoked on the first time the command is executed.

lazyExecute

public abstract void lazyExecute()

Invoked after build and then again whenever the command is executed.