private Saga loadAndInvoke(
EventProxy<?> event, String sagaId, Collection<AssociationValue> associations) {
Saga saga = sagasInCreation.get(sagaId);
if (saga == null) {
saga = sagaRepository.load(sagaId);
}
if (saga == null
|| !saga.isActive()
|| !containsAny(saga.getAssociationValues(), associations)) {
return null;
}
preProcessSaga(saga);
try {
doInvokeSaga(event, saga);
} finally {
commit(saga);
}
return saga;
}
