Bug #2253: Nullpointer during informer activation - Robotics Service Bus - Open Source Collaboration Platform

Bug #2253

Nullpointer during informer activation

Added by M. Pohling almost 9 years ago. Updated almost 9 years ago.

Status:

Resolved

Start date:

05/08/2015

Priority:

High

Due date:

Assignee:

J. Wienke

% Done:

100%

Category:

Java

Target version:

rsb-0.13

Description

Sometime I got this NullPointer during the informer activation.
It only happens if many informer are frequently activated.

java.lang.NullPointerException
    at rsb.introspection.IntrospectionParticipantObserver.created(IntrospectionParticipantObserver.java:104)
    at rsb.Factory$ParticipantObserverManager.notifyParticipantCreated(Factory.java:104)
    at rsb.Participant.activate(Participant.java:79)
    at rsb.Informer.access$401(Informer.java:52)
    at rsb.Informer$InformerStateInactive.activate(Informer.java:100)
    at rsb.Informer.activate(Informer.java:217)
    at de.citec.jul.extension.rsb.com.RSBSingleInformer.activate(RSBSingleInformer.java:75)
    at de.citec.jul.schedule.WatchDog$Minder.run(WatchDog.java:167)

Associated revisions

Revision fca194ed
Added by J. Wienke almost 9 years ago

Correctly report illegal reactivation of Participants

Prevent a NullPointerException as a side effect of illegally
reactivating a Participant. Instead, report an IllegalStateException as
allowed by the Activatable interface.

fixes #2253

Revision 4b230f6f
Added by J. Wienke almost 9 years ago

Correctly report illegal reactivation of Participants

Prevent a NullPointerException as a side effect of illegally
reactivating a Participant. Instead, report an IllegalStateException as
allowed by the Activatable interface.

fixes #2253

(cherry picked from commit fca194ed86492e94610f89ce46f0f2d820a5f3d3)

Revision ae32e5cd
Added by J. Wienke almost 9 years ago

Let InvalidStateException subclass IllegalStateException

This fulfills the documented API without the hard changes introduced in
master.

refs #2253