Returns the IPTSField for portal objects' ancestor folder IDs (all ancestors, not just immediate parents). Type String; retrievable but not searchable (use one of the IPTSQuery objects defined in this interface instead). Format is 'ddX' (where XXX is the folder ID) for document directory items, and 'odX' for admin directory items. IDs are separated by whitespace.
IPTSPortalCollection Interface | com.plumtree.server.search.ptapps Namespace