question: gets document to sign concode_field_sep XfaForm xfaForm concode_elem_sep PdfStamper stamper concode_elem_sep String encoding concode_field_sep String getEncoding concode_elem_sep void createXfaForm concode_elem_sep void setDocument concode_elem_sep void setEncoding
target: Document function ( ) { return xfaForm . getDomDocument ( ) ; }