import org.lowgcms.queue.MessageQueue; import org.lowgcms.queue.MessageHandler; public class MessagePassingExample { public static void main(String[] args) { MessageQueue<String> messageQueue = new MessageQueue<>(); MessageHandler<String> messageHandler = (message) -> { System.out.println("Received message: " + message); }; messageQueue.registerHandler(messageHandler); messageQueue.sendMessage("Hello, world!"); messageQueue.close(); } }