package me.totalfreedom.totalfreedommod.config; import java.io.File; import java.util.UUID; import me.totalfreedom.totalfreedommod.TotalFreedomMod; public class ConfigConverter { public static void convert() { for (File file : new File(TotalFreedomMod.plugin.getDataFolder(), "players").listFiles()) { if (file.isDirectory()) { continue; } final UUID uuid; try { uuid = UUID.fromString(file.getName().split(".")[0]); } catch (IllegalArgumentException ex) { continue; } } } }