code: public static JAXBSerialiser getInstance(JAXBContext context)
  	{
  		if (log.isTraceEnabled())
  			log.trace("Create serialiser for context " + context);
  
  		return new JAXBSerialiser(context);
  	}
docs: Helper method to get a JAXBSerialiser from an existing JAXBContext.<br />
  This is an expensive operation and so the result should ideally be cached
  
  @param context
  an existing JAXBContext
  
  @return