ActiveMQ - stomp 프로토콜 수신 메시지

    /**
     *  stomp JMS 
     * @param args  
     */
    @SuppressWarnings("unchecked")
    public static void main(String[] args) throws Exception
    {
        StompConnection conn = new StompConnection();
        conn.open("127.0.0.1", 61613);
        conn.connect("user1", "password1");
        
        HashMap<String, String> headers = new HashMap<String,String>();
        headers.put(Stomp.Headers.TRANSFORMATION, "jms-stomp-map-json");
        conn.subscribe(JMSInfo.STOMP_QUEUE_NAME, Subscribe.AckModeValues.AUTO, headers);
        // conn.subscribe(JMSInfo.STOMP_TOPIC_NAME, Subscribe.AckModeValues.AUTO, headers);
        
        while (true) {
            try {
                StompFrame msg = conn.receive(60000);
                String dataType = msg.getHeaders().get("dataType");
                String className = msg.getHeaders().get("className");
                String text = msg.getBody();
                
                if ("json".equals(dataType) && "java.util.Map".equals(className)) {
                    Map<String, Object> map = JsonUtils.toJavaObject(text, Map.class);
                    System.out.println("received map: " + map);
                } else {
                    System.out.println("received text: " + text);
                }
                
                //   0.5  
                Thread.sleep(500);
            } catch (Exception e) {
                e.printStackTrace();
                break;
            }
        }
        
        conn.unsubscribe(JMSInfo.STOMP_QUEUE_NAME);
        // conn.unsubscribe(JMSInfo.STOMP_TOPIC_NAME);
        conn.disconnect();
    }