@Override
 public PageList<PartitionEvent> findPartitionEventsByCriteria(PartitionEventCriteria criteria)
     throws RuntimeException {
   try {
     return SerialUtility.prepare(
         partitionEventManager.findPartitionEventsByCriteria(getSessionSubject(), criteria),
         "TopologyGWTServiceImpl.findPartitionEventsByCriteria");
   } catch (Throwable t) {
     throw getExceptionToThrowToClient(t);
   }
 }