gistfile1.txt

public synchronized void start() {
		this.thread = new Thread(this);
		this.thread.start();
		this.running = true;
	}
	
	public void render() {
		BufferStrategy bufferStrategy = getBufferStrategy();
		if (bufferStrategy == null) {
			createBufferStrategy(3);
			return;
		}
		this.screen.render(bufferStrategy.getDrawGraphics());
		
		bufferStrategy.show();
	}
	
	@SuppressWarnings("static-access")
	@Override
	public void run() {
		while (running) {
			render();
			try {
				this.thread.sleep(10L);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
		}
	}