// propagate handlers
final Collection<ServiceReferenceHandlerMetaData> handlersMD = serviceRefMD.getHandlers();
if (handlersMD != null) {
for (final ServiceReferenceHandlerMetaData handlerMD : handlersMD) {
final UnifiedHandlerMetaData handlerUMDM = getUnifiedHandlerMetaData(handlerMD);
builder.addHandler(handlerUMDM);
}
}
// propagate handler chains
ServiceReferenceHandlerChainsMetaData handlerChainsMD = serviceRefMD.getHandlerChains();