CLASS bcn net/minecraft/item/WrittenBookItem METHOD (Lbau$a;)V ARG 1 settings METHOD a resolve (Lbaz;Lcd;Lauv;)Z ARG 0 book ARG 1 commandSource ARG 2 player METHOD b isValidBook (Lib;)Z METHOD e getBookGeneration (Lbaz;)I ARG 0 stack METHOD j getPageCount (Lbaz;)I