CLASS none/asg net/minecraft/block/piston/PistonHandler
	FIELD a world Lnone/aiv;
	FIELD b posFrom Lnone/cn;
	FIELD c posTo Lnone/cn;
	FIELD d direction Lnone/cu;
	METHOD <init> (Lnone/aiv;Lnone/cn;Lnone/cu;Z)V
		ARG 0 world
		ARG 1 pos
		ARG 2 dir
		ARG 3 retract
	METHOD a (Lnone/cn;)Z
		ARG 0 pos