protected void send(String jsonRequest) throws NotConnectedException {
Packet request = new GcmPacketExtension(jsonRequest).toPacket();
connection.sendPacket(request);
}
/**
* Connects to GCM Cloud Connection Server using the supplied credentials.
*
* @param senderId Your GCM project number
* @param apiKey API Key of your project
*/
public void connect(long senderId, String apiKey)
throws XMPPException, IOException, SmackException {
ConnectionConfiguration config = new ConnectionConfiguration(GCM_SERVER, GCM_PORT);
config.setSecurityMode(SecurityMode.enabled);
config.setReconnectionAllowed(true);
config.setRosterLoadedAtLogin(false);
config.setSendPresence(false);
config.setSocketFactory(SSLSocketFactory.getDefault());
config.setDebuggerEnabled(false);
connection = new XMPPTCPConnection(config);
connection.connect();
connection.addConnectionListener(new LoggingConnectionListener());
// Handle incoming packets
connection.addPacketListener(
new PacketListener() {
@Override
public void processPacket(Packet packet) {
log.info("Received: " + packet.toXML());
Message incomingMessage = (Message) packet;
GcmPacketExtension gcmPacket =
(GcmPacketExtension) incomingMessage.getExtension(GCM_NAMESPACE);
String json = gcmPacket.getJson();
try {
@SuppressWarnings("unchecked")
Map<String, Object> jsonObject = new ObjectMapper().readValue(json, Map.class);
// Map<String, Object> jsonObject = (Map<String, Object>)
// JSONValue.parseWithException(json);
// present for "ack"/"nack", null otherwise
Object messageType = jsonObject.get("message_type");
if (messageType == null) {
// Normal upstream data message
handleUpstreamMessage(jsonObject);
// Send ACK to CCS
String messageId = (String) jsonObject.get("message_id");
String from = (String) jsonObject.get("from");
String ack = createJsonAck(from, messageId);
send(ack);
} else if ("ack".equals(messageType.toString())) {
// Process Ack
handleAckReceipt(jsonObject);
} else if ("nack".equals(messageType.toString())) {
// Process Nack
handleNackReceipt(jsonObject);
} else if ("control".equals(messageType.toString())) {
// Process control message
handleControlMessage(jsonObject);
} else {
log.warn("Unrecognized message type (%s)", messageType.toString());
}
// } catch (ParseException e) {
// log.error("Error parsing JSON " + json, e);
} catch (Exception e) {
log.error("Failed to process packet", e);
}
}
},
new PacketTypeFilter(Message.class));
// Log all outgoing packets
connection.addPacketInterceptor(
new PacketInterceptor() {
@Override
public void interceptPacket(Packet packet) {
log.info("Sent: {0}", packet.toXML());
}
},
new PacketTypeFilter(Message.class));
connection.login(senderId + "@gcm.googleapis.com", apiKey);
}