+ throw new IllegalArgumentException("MessageTypeKey or Serializer is null");
+ }
+ OFGeneralSerializer serInRegistry = registry.put(msgTypeKey, serializer);
+ if (serInRegistry != null) {
+ LOGGER.debug("Serializer for key " + msgTypeKey + " overwritten. Old serializer: "
+ + serInRegistry.getClass().getName() + ", new serializer: "
+ + serializer.getClass().getName() );