code: @Override
      public void writeContent(final XMLExtendedStreamWriter writer, final SubsystemMarshallingContext context)
              throws XMLStreamException {
          context.startSubsystemElement(Namespace.CURRENT.getUriString(), false);
          ModelNode node = context.getModelNode();
          writeThreadsElement(writer, node);
          writer.writeEndElement();
      }
docs: {@inheritDoc}