com.uwyn.rife.rep
Class SingleObjectParticipant

java.lang.Object
  com.uwyn.rife.rep.SingleObjectParticipant

All Implemented Interfaces:

Participant

public abstract class SingleObjectParticipant
extends Object
implements Participant

Convenience abstract base class to make it easy to implement participants that only provide a single data object.

Since:

1.0

Version:

$Revision: 3634 $

Author:

Geert Bevin (gbevin[remove] at uwyn dot com)

See Also:

Participant

Constructor Summary

SingleObjectParticipant()

Method Summary

abstract Object	getObject() Returns the default object for this participant.
Object	getObject(Object key) Retrieves the object from the participant that corresponds to a particular key.
boolean	isFinished() Checks if the initialization of this participant is finished.

Methods inherited from class java.lang.Object

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

Constructor Detail

SingleObjectParticipant

public SingleObjectParticipant()

Method Detail

getObject

public abstract Object getObject()

Description copied from interface: Participant

Returns the default object for this participant.

Specified by:

getObject in interface Participant

Returns:

an Object instance containing the default object; or

null if no default object exists

getObject

public Object getObject(Object key)

Description copied from interface: Participant

Retrieves the object from the participant that corresponds to a particular key.

Specified by:

getObject in interface Participant

Parameters:

key - An Object instance that used as the key to look up a corresponding object from the participant.

Returns:

the requested Object instance; or

null if no object could be found that corresponds to the provided key

isFinished

public boolean isFinished()

Description copied from interface: Participant

Checks if the initialization of this participant is finished.

Specified by:

isFinished in interface Participant

Returns:

true if the initialization is finished; or

false if the initialization is in progress