Cleanup Example for Core

gistfile1.txt

package com.goldblockstudios.MasterDoctor.MDCore;

import java.io.File;
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerJoinEvent;
import org.bukkit.plugin.Plugin;
import org.bukkit.plugin.PluginDescriptionFile;
import org.bukkit.plugin.java.JavaPlugin;

public class Core extends JavaPlugin implements Listener {

    private String AS(String msg){
        return ChatColor.translateAlternateColorCodes('&', msg);
    }

    @EventHandler
    public void onJoin(PlayerJoinEvent e){
    	PlayerJoinEvents.playerJoin(e.getPlayer()); // such static
    }

    @Override
    public void onEnable() {

		getLogger().log(Level.INFO, "The plugin has been enabled! Setting up...");
		getServer().getPluginManager().registerEvents(this, this);

		try {
		    File userfiles = new File("./plugins/MDCore/players/");
		    File MDStore = new File("./MDStore/Configs");
                    boolean success = !userFiles.exists() ? userFiles.mkdirs() : true;
                    success = !MDStore.exists() ? MDStore.mkdirs() && success : success;
	        } catch(SecurityException exception) { // honestly e.printStackTrace() should do it, but...
                    for (String e : new String[] {
                        "------------------------[ERROR REPORT START]---------------------",
                        "ERROR: MDCore was unable to create the necessary data structure!",
                        "MORE INFO: The player configs data structure is required for this",
                        "plugin to run correctly - to avoid problems this plugin will be (disabled?)",
                        "Please contact the author with code: ERR01 - For more",
                        "information, please search for: &6SecurityException Bukkit",
                        "More information may be avaliable in the log file.",
                        "--------------------------[ERROR REPORT END]---------------------"
                    }){
                        getLogger().log(Level.SEVERE, AS("&c" + e));
                    }
	            Bukkit.getPluginManager().disablePlugin(this);
                }
	    }
	}
	
	@Override
	public void onDisable() {} // the plugin already prints that it is disabling automatically.
	
	public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {
		
	    if(cmd.getName().equalsIgnoreCase("mdcore")){
                sender.sendMessage(AS("&c[MDCore] &6MasterDoctor's Core - Version " + getDescription().getVersion() + " Copyright © MMXIV -  By MasterDoctor"));
	    }
		
	    return true;
       }
}

Thanks so much dude! 👍