CLASS o net/minecraft/SharedConstants FIELD a RESOURCE_LEAK_DETECTOR_DISABLED Lio/netty/util/ResourceLeakDetector$Level; FIELD b isDevelopment Z FIELD c INVALID_CHARS_LEVEL_NAME [C FIELD d version Lcom/mojang/bridge/game/GameVersion; METHOD a getGameVersion ()Lcom/mojang/bridge/game/GameVersion; METHOD a isValidChar (C)Z ARG 0 chr METHOD a stripInvalidChars (Ljava/lang/String;)Ljava/lang/String; ARG 0 s