Get the link class id, which defines the type of link.
int - link class id which can be one of the following: PT_CLASSIDS.PT_USER_ID PT_CLASSIDS.PT_CATALOGFOLDER_ID PT_CLASSIDS.PT_CATALOGCARD_ID PT_CLASSIDS.PT_COMMUNITY_ID PT_CLASSIDS.PT_SITEMAPWEBLINK_ID
IPTSiteMapLink Interface | com.plumtree.server Namespace