code: public ItemDocumentBuilder withSiteLink(String title, String siteKey,
  			ItemIdValue... badges) {
  		withSiteLink(factory.getSiteLink(title, siteKey, Arrays.asList(badges)));
  		return this;
  	}
docs: Adds an additional site link to the constructed document.
  
  @param title
  the title of the linked page
  @param siteKey
  identifier of the site, e.g., "enwiki"
  @param badges
  one or more badges