org.jboss.dna.graph.commands.basic
Class BasicGraphCommand

java.lang.Object
  org.jboss.dna.graph.commands.basic.BasicGraphCommand

All Implemented Interfaces:

GraphCommand

Direct Known Subclasses:

BasicCompositeCommand, BasicCopyNodeCommand, BasicCreateNodeCommand, BasicDeleteBranchCommand, BasicGetChildrenCommand, BasicGetPropertiesCommand, BasicMoveBranchCommand, BasicRecordBranchCommand, BasicSetPropertiesCommand

@NotThreadSafe
public abstract class BasicGraphCommand
extends Object
implements GraphCommand

Author:

Randall Hauch

Constructor Summary

BasicGraphCommand()

Method Summary

Throwable	getError() Get the error for this command.
boolean	hasError() Return true if this command has an error.
boolean	hasNoError() Convenience method that is equivalent to !
boolean	isCancelled() Return whether this command has been cancelled.
void	setCancelled(boolean cancelled)
void	setError(Throwable t) Set the error for this command.

Methods inherited from class java.lang.Object

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

Constructor Detail

BasicGraphCommand

public BasicGraphCommand()

Method Detail

isCancelled

public boolean isCancelled()

Return whether this command has been cancelled.

Specified by:

isCancelled in interface GraphCommand

Returns:

true if this command has been cancelled, or false otherwise.

setCancelled

public void setCancelled(boolean cancelled)

Parameters:

cancelled - Sets cancelled to the specified value.

setError

public void setError(Throwable t)

Set the error for this command.

Specified by:

setError in interface GraphCommand

Parameters:

t - the exception

See Also:

GraphCommand.setError(java.lang.Throwable)

getError

public Throwable getError()

Get the error for this command.

Specified by:

getError in interface GraphCommand

Returns:

the error, or null if there is no error

See Also:

GraphCommand.getError()

hasError

public boolean hasError()

Return true if this command has an error.

Specified by:

hasError in interface GraphCommand

Returns:

true if the command has an error, or false otherwise

See Also:

GraphCommand.hasError()

hasNoError

public boolean hasNoError()

Description copied from interface: GraphCommand

Convenience method that is equivalent to !hasError().

Specified by:

hasNoError in interface GraphCommand

Returns:

true if the command has no error, or false otherwise

See Also:

GraphCommand.getError(), GraphCommand.setError(Throwable), GraphCommand.hasError()