org.keridwen.sample.helloworld.command
Class PrintRootNameCommand

java.lang.Object
  org.keridwen.core.messaging.AbstractCommand<ResultType,MessageType>
      org.keridwen.sample.helloworld.command.AbstractHelloWorldCommand<Boolean,String>
          org.keridwen.sample.helloworld.command.PrintRootNameCommand

All Implemented Interfaces:

Controllable, Progressable, Command<Boolean,String>

public class PrintRootNameCommand
extends AbstractHelloWorldCommand<Boolean,String>

This Command simply prints the name of the root Node of Keridwen DataModel. It demonstrates the basic usage of Keridwen Commands and how they can access the central application DataModel.

Author:

Benoit Thiebault

Constructor Summary

PrintRootNameCommand()
Default constructor.

Method Summary

void	pause()
void	resume()
Boolean	run(String message)
void	undo()
boolean	validatePostConditions()

Methods inherited from class org.keridwen.sample.helloworld.command.AbstractHelloWorldCommand

getApplicationModel, getBundleModel, setModels

Methods inherited from class org.keridwen.core.messaging.AbstractCommand

addControllableListener, addProgressableListener, checkPreConditions, clearControllableListener, clearProgressableListener, execute, getDescription, getLabel, getLogLevel, getProgress, getState, interrupt, isDetermined, isInterrupted, isInterruptible, isPausable, isUndoable, notifyProgressChanged, notifyStatusChanged, removeControllableListener, removeProgressableListener, setCommandStatus, setProgress

Methods inherited from class java.lang.Object

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

Constructor Detail

PrintRootNameCommand

public PrintRootNameCommand()

Default constructor.

Method Detail

undo

public final void undo()

Specified by:

undo in interface Command<Boolean,String>

Specified by:

undo in class AbstractCommand<Boolean,String>

validatePostConditions

public final boolean validatePostConditions()

Specified by:

validatePostConditions in interface Command<Boolean,String>

Specified by:

validatePostConditions in class AbstractCommand<Boolean,String>

run

public final Boolean run(String message)
                  throws CommandException

Specified by:

run in class AbstractCommand<Boolean,String>

Throws:

CommandException

pause

public void pause()

Specified by:

pause in interface Controllable

Specified by:

pause in class AbstractCommand<Boolean,String>

resume

public void resume()

Specified by:

resume in interface Controllable

Specified by:

resume in class AbstractCommand<Boolean,String>