code: protected final String simpleServiceName() {
          final Class<?> serviceType = serviceType();
          final String fqcn = serviceType.getName();
          final int lastDot = fqcn.lastIndexOf('.');
          return lastDot < 0 ? fqcn : fqcn.substring(lastDot + 1);
      }
docs: Returns the simplified name of the {@link #serviceType()}.