Do not simplify this code!

URL: https://github.com/kubernetes/kubernetes/blob/ec2e767e59395376fa191d7c56a74f53936b7653/pkg/controller/volume/persistentvolume/pv_controller.go?mc_cid=258334395b&mc_eid=694db8ca58
Type: link
Domain: github.com

Excerpt: Crazy code, interesting to look at!