CLASS bj net/minecraft/advancement/criterion/PlacedBlockCriterion CLASS bj$a Handler FIELD a manager Lqn; FIELD b conditions Ljava/util/Set; METHOD a isEmpty ()Z METHOD a handle (Lbqs;Let;Lur;Laxm;)V ARG 1 pos ARG 2 world ARG 3 item METHOD a addCondition (Lu$a;)V METHOD b removeCondition (Lu$a;)V CLASS bj$b Conditions FIELD a block Lbhv; FIELD b state Ljava/util/Map; FIELD c location Lbd; FIELD d item Laz; METHOD a block (Lbhv;)Lbj$b; ARG 0 block METHOD a matches (Lbqs;Let;Lur;Laxm;)Z FIELD a ID Lqd; FIELD b handlers Ljava/util/Map; METHOD a handle (Lus;Let;Laxm;)V ARG 1 player ARG 2 blockPos METHOD b deserializeConditions (Lcom/google/gson/JsonObject;Lcom/google/gson/JsonDeserializationContext;)Lbj$b; ARG 1 obj