org.eclipse.jpt.common.utility.command
Class ParameterizedCommand.Null<S>

java.lang.Object
  org.eclipse.jpt.common.utility.command.ParameterizedCommand.Null<S>

All Implemented Interfaces:

Serializable, InterruptibleParameterizedCommand<S>, ParameterizedCommand<S>

Enclosing interface:

ParameterizedCommand<T>

public static final class ParameterizedCommand.Null<S>
extends Object
implements ParameterizedCommand<S>, Serializable

Singleton implementation of the command interface that will do nothing when executed.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.jpt.common.utility.command.ParameterizedCommand

ParameterizedCommand.Disabled<S>, ParameterizedCommand.Null<S>

Nested classes/interfaces inherited from interface org.eclipse.jpt.common.utility.command.InterruptibleParameterizedCommand

InterruptibleParameterizedCommand.Interrupted<S>

Field Summary

static ParameterizedCommand

INSTANCE

Method Summary

void	execute(S argument) Execute the command.
static <R> ParameterizedCommand<R>	instance()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final ParameterizedCommand INSTANCE

Method Detail

instance

public static <R> ParameterizedCommand<R> instance()

execute

public void execute(S argument)

Description copied from interface: ParameterizedCommand

Execute the command. The semantics of the command is determined by the contract between the client and server.

Specified by:

execute in interface InterruptibleParameterizedCommand<S>

Specified by:

execute in interface ParameterizedCommand<S>

toString

public String toString()

Overrides:

toString in class Object