import com.neteasemc.spigotmaster.SpigotMaster; SpigotMaster spigotMaster = (SpigotMaster)Bukkit.getPluginManager().getPlugin("SpigotMaster"); #public Material getCustomItemMaterial(String customItemIdentifier) 该接口已废弃 Deprecated #public String getCustomItemIdentifier(ItemStack spigotItemStack) ...