CLASS bva net/minecraft/block/PistonExtensionBlock
	FIELD a FACING Lbwc;
	FIELD b TYPE Lbwf;
	METHOD <init> (Lbmj$c;)V
		ARG 1 settings
	METHOD a getBlockEntityPiston (Lbgq;Lev;)Lbvd;
		ARG 1 world
	METHOD a createBlockEntityPiston (Lbvh;Lfa;ZZ)Lbtk;
		ARG 0 pushedBlock
		ARG 1 dir
		ARG 2 extending
