protected abstract void validateRequest(HttpAction action) ;
/** Helper for validating request */
protected void validateParams(HttpServletRequest request, Collection<String> params)
{
ContentType ct = FusekiLib.getContentType(request) ;
boolean mustHaveQueryParam = true ;
if ( ct != null )
{
String incoming = ct.getContentType() ;
if ( WebContent.contentTypeSPARQLQuery.equals(incoming) )
{
mustHaveQueryParam = false ;
//error(HttpSC.UNSUPPORTED_MEDIA_TYPE_415, "Unofficial "+WebContent.contentTypeSPARQLQuery+" not supported") ;