CLASS bqg net/minecraft/block/RailPlacementHelper FIELD a world Lbha; FIELD b pos Lev; FIELD c block Lblw; FIELD d state Lbvc; FIELD e allowCurves Z FIELD f neighbors Ljava/util/List; METHOD a getNeighbors ()Ljava/util/List; METHOD a computeNeighbors (Lbwg;)V ARG 1 shape METHOD a updateBlockState (ZZ)Lbqg; ARG 1 powered ARG 2 forceUpdate METHOD c getBlockState ()Lbvc;