Method Update

Updates fields. Syntax: Field1=Field2; Field1=Field1+Field2; @param param Expresión to use @param r Record of the document or folder to update @param rParent Record of the Parent Folder @param ListThes List of names/values of the Thesaur elements @return Updated record @throws PDException in any err

(String param, Record r, Record rParent, HashMap<String, String> ListThes)