// Merge if there are already handlerChains
if (refs.getHandlerChains() != null)
{
ServiceReferenceHandlerChainsMetaData merged = new ServiceReferenceHandlerChainsMetaData();
merged.merge(handlerChains, refs.getHandlerChains());
refs.setHandlerChains(merged);
}
else
{
refs.setHandlerChains(handlerChains);