BlackBeltPanda

public class Main extends JavaPlugin {
	
	private static Main instance;
	
	public void onEnable(){
		instance = this;
	}
	
	public void onDisable(){
		Manager.miners = null;

BlackBeltPanda

public class Machine {
	
	private Location loc;
	private boolean active = true;
	private int limit;
	
	public Machine(Location loc){
		this.loc = loc;
	}