persistenceManager.save(widgetInstance);
//
// create a participant
//
IParticipant participant = persistenceManager.newInstance(IParticipant.class);
//participant.setWidget(widget);
participant.setSharedDataKey("test-shared-data-key");
participant.setParticipantId("test");
participant.setParticipantDisplayName("");
participant.setParticipantThumbnailUrl("");
persistenceManager.save(participant);
//
// commit and close persistence manager transaction
//