question: protected void incorporateSignedProperties ( ) throws DSSException { signedPropertiesDom = DSSXMLUtils . addElement ( documentDom , qualifyingPropertiesDom , XAdES , XADES_SIGNED_PROPERTIES ) ; signedPropertiesDom . setAttribute ( ID , "xades-" + deterministicId ) ; incorporateSignedSignatureProperties ( ) ; }
target:  Creates the SignedProperties DOM object element.