private void blockRMI(String methodName,Object... args) throws InternalException {
  queueTask(_dbClient,StorageSystem.class,_dispatcher,methodName,args);
}

private void blockRMI ( String methodName , Object ... args ) throws InternalException { queueTask ( _dbClient , StorageSystem . class , _dispatcher , methodName , args ) ; }
puts the operation in the zkqueue so it can dispatch ' d to a device controller
