question: sets the value of the notbefore property . concode_field_sep String address concode_elem_sep Object anyType concode_elem_sep String inResponseTo concode_elem_sep String recipient concode_elem_sep XMLGregorianCalendar notOnOrAfter concode_elem_sep Map<QName,String> otherAttributes concode_elem_sep XMLGregorianCalendar notBefore concode_field_sep void setAddress concode_elem_sep void setAnyType concode_elem_sep XMLGregorianCalendar getNotOnOrAfter concode_elem_sep String getRecipient concode_elem_sep void removeOtherAttribute concode_elem_sep void setNotOnOrAfter concode_elem_sep void setInResponseTo concode_elem_sep XMLGregorianCalendar getNotBefore concode_elem_sep void setRecipient concode_elem_sep String getAddress concode_elem_sep void addOtherAttribute concode_elem_sep Map<QName,String> getOtherAttributes concode_elem_sep String getInResponseTo concode_elem_sep Object getAnyType
target: void function ( XMLGregorianCalendar arg0 ) { this . notBefore = arg0 ; }