Example Code (HU/TBM):
/**********************************************************************************************
* This example code is provided for illustrative purposes only and provided 'AS IS' without
* warranty of any kind.
*
* Copyright ©2014 Chrysler Group LLC. All Rights Reserved. All information contained herein is,
* and remains the property of Chrysler Group LLC and its suppliers, if any. The intellectual and
* technical concepts contained herein are proprietary to Chrysler Group LLC and its suppliers
* and may be covered by U.S. and Foreign Patents, patents in process, and are protected by trade
* secret or copyright law. Dissemination of this information or reproduction of this material is
* strictly forbidden unless prior written permission is obtained from Chrysler Group LLC.
*
* Chrysler, Jeep, Dodge, Ram, SRT, Mopar and the Pentastar logo are registered trademarks of
* Chrysler Group LLC. FIAT is a registered trademark of Fiat group Marketing & Corporate
* Communication S.p.A. used under license by Chrysler Group LLC.
*********************************************************************************************/
package com.fca.uconnect.global;
import java.util.List;
import com.amazonaws.services.iot.client.AWSIotException;
import com.amazonaws.services.iot.client.AWSIotMessage;
import com.amazonaws.services.iot.client.AWSIotMqttClient;
import com.amazonaws.services.iot.client.AWSIotQos;
import com.amazonaws.services.iot.client.AWSIotTopic;
import com.fca.uconnect.global.GlobalUconnectControl.Location;
import com.fca.uconnect.global.GlobalUconnectControl.UconnectAny;
import com.fca.uconnect.global.GlobalUconnectControl.UconnectMessage;
import com.fca.uconnect.global.GlobalUconnectExtStolenVehAssist.StolenModeChangeRequest;
import com.fca.uconnect.global.GlobalUconnectExtStolenVehAssist.StolenModeChangeRequest.StolenModeCommand;
import com.fca.uconnect.global.GlobalUconnectExtStolenVehAssist.StolenModeChangeResponse;
import com.fca.uconnect.global.GlobalUconnectExtStolenVehAssist.StolenVehicleControlResponse;
import com.fca.uconnect.global.GlobalUconnectExtStolenVehAssist.StolenVehicleControlResponse.StolenVehControlResponseEnum;
import com.fca.uconnect.global.GlobalUconnectExtStolenVehAssist.StolenVehicleInfoNotification;
import com.google.protobuf.ByteString;
import com.google.protobuf.ExtensionRegistry;
/**
* This example class demonstrates how to use the AWS IoT mqtt client to send/receive a Uconnect StolenVehicleAssistance messages to the SDP and wait for a response message.
* This code is only for reference and is furnished without warranty.....
*
* @author FCA Global V2C API Team
*
*/
public class TBMExampleForStolenVehAssist {
private String clientId; // The clientId is unique to the device and obtained from the client X.509 certificate CN.
private ByteString sessionId; // The sessionId is assigned by the SDP to maintain a session independent of connection protocols.
private int messageId; // The messageId is a sequential number incremented and assigned to each message sent from the client.
private AWSIotMqttClient mqttClient; // The mqtt client object from the AWS IoT client library.
private boolean receivedResponse = false; // flag to wait for the response as part of this example.
private AWSIotTopic iotTopic; // The Topic object to subscribe for inbound messages.
private ExtensionRegistry extRegistry; // Google protocol buffers extension registry instance.
private int correlationId = 0;// The correlationId is a sender messageId so that Sender can recognize the message once its received response.
private Semaphore semaphore;//The semaphore object is used to wait for a response.
List messages ;
/**
* Constructor - initialize protocol buffer extension registry for parsing incoming Uconnect Messages.
*/
public TBMExampleForStolenVehAssist() {
extRegistry = ExtensionRegistry.newInstance();
extRegistry.add(GlobalUconnectExtStolenVehAssist.stolenModeChangeRequest);
extRegistry.add(GlobalUconnectExtStolenVehAssist.stolenModeChangeResponse);
extRegistry.add(GlobalUconnectExtStolenVehAssist.stolenVehicleInfoNotification);
extRegistry.add(GlobalUconnectExtStolenVehAssist.stolenVehicleControlRequest);
extRegistry.add(GlobalUconnectExtStolenVehAssist.stolenVehicleControlResponse);
this.semaphore = new Semaphore();
}
/**
* This method generates a Protocol Buffer Uconnect Message given the required inputs for StolenModeChangeResponse.
*
* @param isStolenModeActive
* @return UconnectMessage Protocol Buffer
*/
public UconnectMessage getStolenModeChangeRespMsg(boolean isStolenModeActive) {
this.messageId++;
sessionId = ByteString.copyFrom(new byte[18]);
StolenModeChangeResponse stolenModeChgResp = StolenModeChangeResponse.newBuilder()
.setIsStolenModeActive(isStolenModeActive)
.build();
UconnectMessage msg = UconnectMessage.newBuilder()
.setTimestamp(System.currentTimeMillis())
.setMessageId(messageId)
.setCorrelationId(correlationId)
.addMessages(UconnectAny.newBuilder().
setExtension(GlobalUconnectExtStolenVehAssist.stolenModeChangeResponse, stolenModeChgResp))
.build();
return msg;
}
public UconnectMessage getStolenVehNotificationMsg(Location vehicleLocation,boolean isBlockIgnitionActive,
boolean isIgnoreAccelerateActive){
messageId++;
StolenVehicleInfoNotification notifyMsg =StolenVehicleInfoNotification.newBuilder()
.setIsBlockIgnitionActive(isBlockIgnitionActive)
.setIsIgnoreAccelerateActive(isIgnoreAccelerateActive)
.setVehicleLocation(vehicleLocation)
.build();
UconnectMessage msg = UconnectMessage.newBuilder()
.setTimestamp(System.currentTimeMillis())
.setMessageId(messageId)
.addMessages(UconnectAny.newBuilder().
setExtension(GlobalUconnectExtStolenVehAssist.stolenVehicleInfoNotification, notifyMsg))
.build();
return msg;
}
public UconnectMessage getStolenVehicleControlRespMsg(StolenVehControlResponseEnum respEnum){
messageId++;
StolenVehicleControlResponse respMsg =StolenVehicleControlResponse.newBuilder()
.setStolenVehControlResponseEnum(respEnum)
.build();
UconnectMessage msg = UconnectMessage.newBuilder()
.setTimestamp(System.currentTimeMillis())
.setMessageId(messageId)
.setCorrelationId(correlationId)
.addMessages(UconnectAny.newBuilder().
setExtension(GlobalUconnectExtStolenVehAssist.stolenVehicleControlResponse, respMsg))
.build();
return msg;
}
/**
* This method demonstrates connecting to the AWS IoT mqtt broker and publishing an StolenVehAsist messages to the SVAS topic.
*/
public void process() {
mqttClient = new AWSIotMqttClient("endpoint", clientId, "awsAccessKeyId", "awsSecretAccessKey");
try {
mqttClient.connect();
iotTopic = new AWSIotTopic(clientId+"/SVAS/", AWSIotQos.QOS1) {
public void onMessage(AWSIotMessage msg) {
try{
UconnectMessage msgIn;
msgIn = UconnectMessage.parseFrom(msg.getPayload(),extRegistry);
correlationId=msgIn.getMessageId();
if (msgIn.getMessages(0).hasExtension(GlobalUconnectExtStolenVehAssist.stolenModeChangeRequest)) {
semaphore.unlock();// Releasing the lock
StolenModeChangeRequest stolenModelChgReqMsg = msgIn.getMessages(0).getExtension(
GlobalUconnectExtStolenVehAssist.stolenModeChangeRequest);
boolean isStolenModeActive=false;
if(stolenModelChgReqMsg.getStolenModeCommand().equals(StolenModeCommand.ENTER))
isStolenModeActive=true;
UconnectMessage respMsg = getStolenModeChangeRespMsg(isStolenModeActive);
sendMessage(respMsg);
//For Every interval send Vehicle Notification to SDP with location and Mode
int i=1;
while(isStolenModeActive){
Location vehicleLocation = Location.newBuilder()
.setPositionLatitude(42.480201F+(i*0.0001F))
.setPositionLongitude(-83.671875F+(i*0.0001F))
.build();
boolean isBlockIgnitionActive=false;
boolean isIgnoreAccelerateActive=false;
Thread.sleep(stolenModelChgReqMsg.getLocationUpdateInterval());
sendMessage(getStolenVehNotificationMsg(vehicleLocation,
isBlockIgnitionActive, isIgnoreAccelerateActive));
i++;
}
}else if(msgIn.getMessages(0).hasExtension(
GlobalUconnectExtStolenVehAssist.stolenVehicleControlRequest)){
correlationId=msgIn.getMessageId();
sendMessage(getStolenVehicleControlRespMsg(StolenVehControlResponseEnum.SUCCESS));
}
} catch( Exception ex) {
ex.printStackTrace();
System.out.println("Err processing message: "+ex+", try parsing StolenVehAssistance messages.");
}
}
};
mqttClient.subscribe(iotTopic);
this.semaphore.lock(); // lock thread
} catch (AWSIotException ex) {
System.out.println("Caught AWS Exception "+ex);
ex.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
public void sendMessage(UconnectMessage msg) {
final byte[] msgOut = msg.toByteArray();
new Thread(new Runnable() {
@Override
public void run() {
try {
AWSIotMessage message = new
MessagePublisherListener("/SVAS/"+clientId,AWSIotQos.QOS1,msgOut);
mqttClient.publish(message);
} catch (AWSIotException e) {
System.out.println("Caught Exception "+e);
e.printStackTrace();
}
}
}).start();
}
/**
* Example main to launch example.
*
* @param args
*/
public static void main(String[] args) {
TBMExampleForStolenVehAssist example = new TBMExampleForStolenVehAssist();
example.process();
}
}
Here's an example of how Service Connects to AWS IOT MQTT for SVAS topics and process Stolen Vehicle Assistance messages.
Example Code (SDP):
package com.fca.uconnect.global;
import com.amazonaws.services.iot.client.AWSIotException;
import com.amazonaws.services.iot.client.AWSIotMessage;
import com.amazonaws.services.iot.client.AWSIotMqttClient;
import com.amazonaws.services.iot.client.AWSIotQos;
import com.amazonaws.services.iot.client.AWSIotTopic;
import com.fca.uconnect.global.GlobalUconnectControl.UconnectAny;
import com.fca.uconnect.global.GlobalUconnectControl.UconnectMessage;
import com.fca.uconnect.global.GlobalUconnectExtStolenVehAssist.StolenModeChangeRequest;
import com.fca.uconnect.global.GlobalUconnectExtStolenVehAssist.StolenModeChangeRequest.StolenModeCommand;
import com.fca.uconnect.global.GlobalUconnectExtStolenVehAssist.StolenVehicleControlRequest;
import com.google.protobuf.ByteString;
import com.google.protobuf.ExtensionRegistry;
public class SDPExampleForStolenVehAssist {
private String clientId; // The clientId is unique to the device and obtained from the client X.509 certificate CN.
private ByteString sessionId; // The sessionId is assigned by the SDP to maintain a session independent of connection protocols.
private int messageId=10; // The messageId is a sequential number incremented and assigned to each message sent from the client.
private AWSIotMqttClient mqttClient; // The mqtt client object from the AWS IoT client library.
private AWSIotTopic iotTopic; // The Topic object to subscribe for inbound messages.
private ExtensionRegistry extRegistry; // Google protocol buffers extension registry instance.
private int stolenVehicleControlmessageId;// This is to store message Id that sent with stolenVehicleControlRequest.
private boolean vehControlReqSent=false;//This is to check whether SDP received Vehicle Notification.
public SDPExampleForStolenVehAssist() {
extRegistry = ExtensionRegistry.newInstance();
extRegistry.add(GlobalUconnectExtStolenVehAssist.stolenModeChangeRequest);
extRegistry.add(GlobalUconnectExtStolenVehAssist.stolenModeChangeResponse);
extRegistry.add(GlobalUconnectExtStolenVehAssist.stolenVehicleInfoNotification);
extRegistry.add(GlobalUconnectExtStolenVehAssist.stolenVehicleControlResponse);
extRegistry.add(GlobalUconnectExtStolenVehAssist.stolenVehicleControlRequest);
}
public UconnectMessage getStolenVehicleControlReqMsg(boolean isIgnoreAccelerate,boolean isBlockIgnition){
messageId++;
stolenVehicleControlmessageId =messageId;
StolenVehicleControlRequest sControlReqMsg = StolenVehicleControlRequest.newBuilder()
.setIsIgnoreAccelerate(true)
.setIsBlockIgnition(true)
.build();
UconnectMessage msg = UconnectMessage.newBuilder()
.setTimestamp(System.currentTimeMillis())
.setMessageId(messageId)
.addMessages(UconnectAny.newBuilder().
setExtension(GlobalUconnectExtStolenVehAssist.stolenVehicleControlRequest,sControlReqMsg))
.build();
return msg;
}
public UconnectMessage getStolenModeChgReqMsg(boolean isActiveWhenKeyOff,int locationUpdateInterval,
StolenModeCommand stolenModeCommand,int stolenModeDuration) {
messageId++;
StolenModeChangeRequest sreq = StolenModeChangeRequest.newBuilder()
.setIsActiveWhenKeyOff(isActiveWhenKeyOff)
.setLocationUpdateInterval(locationUpdateInterval)
.setStolenModeCommand(stolenModeCommand)
.setStolenModeDuration(stolenModeDuration)
.build();
UconnectMessage msg = UconnectMessage.newBuilder()
.setTimestamp(System.currentTimeMillis())
.setMessageId(messageId)
.addMessages(UconnectAny.newBuilder().
setExtension(GlobalUconnectExtStolenVehAssist.stolenModeChangeRequest,sreq))
.build();
return msg;
}
public void process() {
mqttClient = new AWSIotMqttClient("endpoint", clientId, "awsAccessKeyId", "awsSecretAccessKey");
try {
mqttClient.connect();
iotTopic = new AWSIotTopic("/SVAS/#",AWSIotQos.QOS1){
public void onMessage(AWSIotMessage msg) {
try {
UconnectMessage msgIn = UconnectMessage.parseFrom(msg.getPayload(),extRegistry);
int msgId = msgIn.getMessageId();
if(msgIn.getMessages(0).hasExtension(
GlobalUconnectExtStolenVehAssist.stolenVehicleInfoNotification)){
//Receive Vehicle Information from TBM
if(!vehControlReqSent){
vehControlReqSent=true;
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
}
sendMessage(getStolenVehicleControlReqMsg(true,true));//send Stolen Vehicle control Request
}
}else if (msgIn.getMessages(0).hasExtension(
GlobalUconnectExtStolenVehAssist.stolenModeChangeResponse) &&
msgIn.getCorrelationId() ==messageId){
//receive response from TBM
}else if (msgIn.getMessages(0).hasExtension(
GlobalUconnectExtStolenVehAssist.stolenVehicleControlResponse) &&
msgIn.getCorrelationId()==stolenVehicleControlmessageId){
//Receive Stolen VehicleControl Response
}
} catch( Exception ex) {
ex.printStackTrace();
System.out.println("Err processing message: "+ex+", try parsing Stolen Vehicle Assistance.");
}
}
};
sendMessage(getStolenModeChgReqMsg(false, 100000, StolenModeCommand.ENTER, 1000000));
mqttClient.subscribe(iotTopic);
} catch (AWSIotException e) {
System.out.println("Caught Exception "+e);
e.printStackTrace();
}
}
public void sendMessage(UconnectMessage msg) {
final byte[] msgOut = msg.toByteArray();
new Thread(new Runnable() {
@Override
public void run() {
try {
AWSIotMessage message = new
MessagePublisherListener(clientId+"/SVAS/",AWSIotQos.QOS1,msgOut);
mqttClient.publish(message);
} catch (AWSIotException e) {
System.out.println("Caught Exception "+e);
e.printStackTrace();
}
}
}).start();
}
public static void main(String[] args) {
SDPExampleForStolenVehAssist m = new SDPExampleForStolenVehAssist();
m.process();
}
}
The example code demonstrates how to connect with AWS IoT for publishing and subscribing to the SVAS topic.
Download Client Example Code here
Download Service Example Code here