public Relation getPropertyRelation (String propname) { if (propname == null) return propertiesRel; Relation rel = (Relation) prop2db.get (propname.toLowerCase()); return rel != null ? rel : propertiesRel;
public Relation getPropertyRelation () { return propertiesRel;
    public Relation getPropertyRelation (String propname) {	if (propname == null)	    return propertiesRel;	Relation rel = (Relation) prop2db.get (propname.toLowerCase());	return rel != null ? rel : propertiesRel;    }