private void doPublish(
String name,
Object val,
String src,
String dpt,
String textual,
long updateTime,
long lastChange) {
JsonObject jso = new JsonObject();
jso.add("ts", updateTime).add("lc", lastChange).add("knx_src_addr", src).add("knx_dpt", dpt);
if (textual != null) jso.add("knx_textual", textual);
if (val instanceof Integer) jso.add("val", ((Integer) val).intValue());
else if (val instanceof Number) jso.add("val", ((Number) val).doubleValue());
else jso.add("val", val.toString());
String txtmsg = jso.toString();
MqttMessage msg = new MqttMessage(jso.toString().getBytes(StandardCharsets.UTF_8));
msg.setQos(0);
msg.setRetained(true);
try {
String fullTopic = topicPrefix + "status/" + name;
mqttc.publish(fullTopic, msg);
L.finer("Published " + txtmsg + " to " + fullTopic);
} catch (MqttException e) {
L.log(Level.WARNING, "Error when publishing message " + txtmsg, e);
}
}
public void publishMQTT(String topic, byte[] data) {
MqttMessage message = new MqttMessage(data);
message.setQos(2);
try {
this.mqttClient.publish(topic, message);
} catch (MqttException e) {
getLogger().warn("Publish MQTT Topic", e);
}
}
private void testMessageWithOnlyFixedHeader(MqttMessageType messageType) throws Exception {
MqttMessage message = createMessageWithFixedHeader(messageType);
ByteBuf byteBuf = MqttEncoder.doEncode(ALLOCATOR, message);
final List<Object> out = new LinkedList<>();
mqttDecoder.decode(ctx, byteBuf, out);
assertEquals("Expected one object bout got " + out.size(), 1, out.size());
final MqttMessage decodedMessage = (MqttMessage) out.get(0);
validateFixedHeaders(message.fixedHeader(), decodedMessage.fixedHeader());
}
/* (non-Javadoc)
* @see org.eclipse.paho.client.mqttv3.IMqttAsyncClient#publish(java.lang.String, byte[], int, boolean, java.lang.Object, org.eclipse.paho.client.mqttv3.IMqttActionListener)
*/
public IMqttDeliveryToken publish(
String topic,
byte[] payload,
int qos,
boolean retained,
Object userContext,
IMqttActionListener callback)
throws MqttException, MqttPersistenceException {
MqttMessage message = new MqttMessage(payload);
message.setQos(qos);
message.setRetained(retained);
return this.publish(topic, message, userContext, callback);
}
@Override
public void messageArrived(String topic, MqttMessage mqttMessage) throws Exception {
try {
String msgText = mqttMessage.toString();
if (log.isDebugEnabled()) {
log.debug(msgText);
}
PrivilegedCarbonContext.startTenantFlow();
PrivilegedCarbonContext.getThreadLocalCarbonContext().setTenantId(tenantId);
if (log.isDebugEnabled()) {
log.debug("Event received in MQTT Event Adapter - " + msgText);
}
if (contentValidator != null && contentTransformer != null) {
ContentInfo contentInfo;
Map<String, Object> dynamicProperties = new HashMap<>();
dynamicProperties.put(MQTTEventAdapterConstants.TOPIC, topic);
msgText = (String) contentTransformer.transform(msgText, dynamicProperties);
contentInfo = contentValidator.validate(msgText, dynamicProperties);
if (contentInfo != null && contentInfo.isValidContent()) {
eventAdapterListener.onEvent(contentInfo.getMessage());
}
} else {
eventAdapterListener.onEvent(msgText);
}
} finally {
PrivilegedCarbonContext.endTenantFlow();
}
}
@Override
public void messageArrived(String topic, MqttMessage mqttMessage) throws Exception {
if (topic.equals("Likaci/MqttMap")) {
String msg = new String(mqttMessage.getPayload());
JSONObject json = new JSONObject(msg);
if (!json.getString("id").equals(id)) {
Point p =
(Point)
GeometryEngine.project(
new Point(json.getDouble("x"), json.getDouble("y")),
SpatialReference.create(4326),
SpatialReference.create(3857));
layer.removeAll();
SimpleMarkerSymbol markerSymbol =
new SimpleMarkerSymbol(
Color.parseColor("#763382"), 15, SimpleMarkerSymbol.STYLE.DIAMOND);
layer.addGraphic(new Graphic(p, markerSymbol));
TextSymbol textSymbol =
new TextSymbol(
15,
json.getString("id"),
Color.parseColor("#763382"),
TextSymbol.HorizontalAlignment.CENTER,
TextSymbol.VerticalAlignment.MIDDLE);
textSymbol.setOffsetY(-15);
layer.addGraphic(new Graphic(p, textSymbol));
}
}
}
private void processSetGet(String namePart, MqttMessage msg, boolean set) {
if (msg.isRetained()) {
L.finer("Ignoring retained message " + msg + " to " + namePart);
return;
}
// Now translate the topic into a group address
GroupAddressInfo gai = GroupAddressManager.getGAInfoForName(namePart);
if (gai == null) {
L.warning(
"Unable to translate name "
+ namePart
+ " into a group address, ignoring message "
+ msg);
return;
}
L.fine("Name " + namePart + " translates to GA " + gai.address);
String data = new String(msg.getPayload(), StandardCharsets.UTF_8);
if (set) KNXConnector.doGroupWrite(gai.address, data, gai);
else KNXConnector.doGroupRead(gai.address, data, gai);
}
@Override
public void messageArrived(String arg0, MqttMessage arg1) throws Exception {
log.info("MQTT Message received: " + arg1.toString());
}
