sse-v3.java

private AtomicInteger counter = new AtomicInteger(1);
private boolean sendMessage(PrintWriter writer, WeatherToken token) {
		writer.print("id: ");
		writer.println(counter.getAndIncrement());
		writer.println("event: city");
		writer.print("data: ");
		writer.println(token.getType()+":"+token.getData());
		writer.println(); 			//new line marks an event boundary
		return writer.checkError(); //checkError() calls writer.flush();
	}