com.ibm.xtools.mmi.core.commands

Class NoopCommand

java.lang.Object

org.eclipse.core.commands.operations.AbstractOperation

org.eclipse.gmf.runtime.common.core.command.AbstractCommand

com.ibm.xtools.mmi.core.commands.NoopCommand

All Implemented Interfaces:

org.eclipse.core.commands.operations.IUndoableOperation, org.eclipse.gmf.runtime.common.core.command.ICommand, org.eclipse.gmf.runtime.common.core.internal.command.ICommandWithSettableResult

public class NoopCommand
extends org.eclipse.gmf.runtime.common.core.command.AbstractCommand

An executable, undoable, and redoable command which does nothing and returns an OK result.

Constructor Summary

Constructors

Constructor and Description
NoopCommand() Constructor

Method Summary

Modifier and Type	Method and Description
boolean	canExecute()
boolean	canRedo()
boolean	canUndo()
protected org.eclipse.gmf.runtime.common.core.command.CommandResult	doExecuteWithResult(org.eclipse.core.runtime.IProgressMonitor progressMonitor, org.eclipse.core.runtime.IAdaptable info)
protected org.eclipse.gmf.runtime.common.core.command.CommandResult	doRedoWithResult(org.eclipse.core.runtime.IProgressMonitor progressMonitor, org.eclipse.core.runtime.IAdaptable info)
protected org.eclipse.gmf.runtime.common.core.command.CommandResult	doUndoWithResult(org.eclipse.core.runtime.IProgressMonitor progressMonitor, org.eclipse.core.runtime.IAdaptable info)
static NoopCommand	getInstance() Returns the shared static instance of this command.

Methods inherited from class org.eclipse.gmf.runtime.common.core.command.AbstractCommand

compose, dispose, execute, getAffectedFiles, getCommandResult, internalSetResult, redo, reduce, setResult, undo

Methods inherited from class org.eclipse.core.commands.operations.AbstractOperation

addContext, getContexts, getLabel, hasContext, removeContext, setLabel, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.gmf.runtime.common.core.command.ICommand

setLabel

Methods inherited from interface org.eclipse.core.commands.operations.IUndoableOperation

addContext, getContexts, getLabel, hasContext, removeContext

Constructor Detail

NoopCommand

public NoopCommand()

Constructor

Method Detail

getInstance

public static final NoopCommand getInstance()

Returns the shared static instance of this command.

Returns:

NoopCommand instance

doExecuteWithResult

protected org.eclipse.gmf.runtime.common.core.command.CommandResult doExecuteWithResult(org.eclipse.core.runtime.IProgressMonitor progressMonitor,
                                                                                        org.eclipse.core.runtime.IAdaptable info)
                                                                                 throws org.eclipse.core.commands.ExecutionException

Specified by:

doExecuteWithResult in class org.eclipse.gmf.runtime.common.core.command.AbstractCommand

Throws:

org.eclipse.core.commands.ExecutionException

doRedoWithResult

protected org.eclipse.gmf.runtime.common.core.command.CommandResult doRedoWithResult(org.eclipse.core.runtime.IProgressMonitor progressMonitor,
                                                                                     org.eclipse.core.runtime.IAdaptable info)
                                                                              throws org.eclipse.core.commands.ExecutionException

Specified by:

doRedoWithResult in class org.eclipse.gmf.runtime.common.core.command.AbstractCommand

Throws:

org.eclipse.core.commands.ExecutionException

doUndoWithResult

protected org.eclipse.gmf.runtime.common.core.command.CommandResult doUndoWithResult(org.eclipse.core.runtime.IProgressMonitor progressMonitor,
                                                                                     org.eclipse.core.runtime.IAdaptable info)
                                                                              throws org.eclipse.core.commands.ExecutionException

Specified by:

doUndoWithResult in class org.eclipse.gmf.runtime.common.core.command.AbstractCommand

Throws:

org.eclipse.core.commands.ExecutionException

canExecute

public boolean canExecute()

Specified by:

canExecute in interface org.eclipse.core.commands.operations.IUndoableOperation

Overrides:

canExecute in class org.eclipse.core.commands.operations.AbstractOperation

canRedo

public boolean canRedo()

Specified by:

canRedo in interface org.eclipse.core.commands.operations.IUndoableOperation

Overrides:

canRedo in class org.eclipse.core.commands.operations.AbstractOperation

canUndo

public boolean canUndo()

Specified by:

canUndo in interface org.eclipse.core.commands.operations.IUndoableOperation

Overrides:

canUndo in class org.eclipse.core.commands.operations.AbstractOperation