`params_class` should be private
`params_class` should be private

the class type is an implementation detail and should not be shared.

gioele/rack,nmk/rack,ngpestelos/rack,gioele/rack,Comcast/rack,ganmacs/rack,Codeman655/rack,eavgerinos/rack,Eric-Guo/rack,wildjcrt/rack,gioele/rack,shaneog/rack,arronmabrey/rack,AMekss/rack,arronmabrey/rack,laplaceliu/rack,laplaceliu/rack,akihiro17/rack,stepri/rack,keepcosmos/rack,zjsxwc/rack,wjordan/rack,supzann3/rack,jeremyf/rack,shaneog/rack,rwz/rack,deepj/rack,davydovanton/rack,trexnix/rack,wjordan/rack,Comcast/rack,zjsxwc/rack,deepj/rack,akihiro17/rack,jackxxu/rack,fabianrbz/rack,wildjcrt/rack,eins78/rack,liamseanbrady/rack,davidcelis/rack,nmk/rack,akihiro17/rack,laplaceliu/rack,Eric-Guo/rack,eavgerinos/rack,ngpestelos/rack,davidcelis/rack,imtayadeway/rack,Codeman655/rack,stepri/rack,eins78/rack,ganmacs/rack,eavgerinos/rack,shaneog/rack,rwz/rack,maclover7/rack,jackxxu/rack,jackxxu/rack,arronmabrey/rack,wildjcrt/rack,maclover7/rack,Eric-Guo/rack,liamseanbrady/rack,keithduncan/rack,Comcast/rack,imtayadeway/rack,eins78/rack,davydovanton/rack,keithduncan/rack,ganmacs/rack,deepj/rack,maclover7/rack,wjordan/rack,nmk/rack,keithduncan/rack,davidcelis/rack,fabianrbz/rack,supzann3/rack,tylergannon/rack,zjsxwc/rack,trexnix/rack,rwz/rack,keepcosmos/rack,jeremyf/rack,imtayadeway/rack,tylergannon/rack,gfvcastro/rack,AMekss/rack,fabianrbz/rack,trexnix/rack,gfvcastro/rack,davydovanton/rack,ngpestelos/rack,keepcosmos/rack,AMekss/rack,tylergannon/rack,supzann3/rack,stepri/rack,Codeman655/rack,liamseanbrady/rack,jeremyf/rack,gfvcastro/rack