Client 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.UUID;
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.GlobalUconnectExtVehDataAcquisition.VehicleDataAcquisitionPolicyPublish.DataSetSignal;
import com.fca.uconnect.global.GlobalUconnectExtVehDataAcquisition.VehicleDataAcquisitionPublish;
import com.fca.uconnect.global.GlobalUconnectExtVehDataAcquisition.VehicleDataAcquisitionPublish.DataSet;
import com.fca.uconnect.global.GlobalUconnectExtVehDataAcquisition.VehicleDataAcquisitionPublish.DataSubscription;
import com.fca.uconnect.global.GlobalUconnectExtVehDataAcquisition.VehicleDataAcquisitionPublish.SignalValue;
import com.google.protobuf.ExtensionRegistry;
public class ClientExampleForADA {
private String clientId; // The clientId is unique to the device and obtained from the client X.509 certificate CN.
private UUID 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 AWSIotTopic iotTopic; // The Topic object to subscribe for inbound messages.
private ExtensionRegistry extRegistry; // Google protocol buffers extension registry instance.
private boolean messageReceived = false; // flag to wait for the message as part of this example.
public ClientExampleForADA() {
extRegistry = ExtensionRegistry.newInstance();
extRegistry.add(GlobalUconnectExtVehDataAcquisition.vehicleDataAcquisitionPolicyPublish);
extRegistry.add(GlobalUconnectExtVehDataAcquisition.vehicleDataAcquisitionPublish);
}
private void process() {
mqttClient = new AWSIotMqttClient("endpoint", clientId, "awsAccessKeyId", "awsSecretAccessKey");
try {
mqttClient.connect();
iotTopic = new AWSIotTopic("/ADA/#",AWSIotQos.QOS0){
public void onMessage(AWSIotMessage msg) {
try {
UconnectMessage msgIn = UconnectMessage.parseFrom(msg.getPayload(),extRegistry);
GlobalUconnectExtVehDataAcquisition.VehicleDataAcquisitionPolicyPublish vehicleDataAcquisitionPolicyPublishMsg = msgIn.getMessages(0).getExtension(GlobalUconnectExtVehDataAcquisition.vehicleDataAcquisitionPolicyPublish);
if (vehicleDataAcquisitionPolicyPublishMsg.getPolicySubscriptionList()!=null &&vehicleDataAcquisitionPolicyPublishMsg.getPolicySubscriptionList().size()>0) {
while(true){
Thread.sleep(1000);//wait and send Vehicle Data
sendMessage(getVehicleDataPublishMsg());
}
}
} catch( Exception ex) {
ex.printStackTrace();
System.out.println("Err processing message: "+ex+", try parsing ADA.");
}
}
};
mqttClient.subscribe(iotTopic);
} catch (AWSIotException e) {
System.out.println("Caught Exception "+e);
e.printStackTrace();
}
while(!messageReceived) {
try {
Thread.sleep(1000);
} catch (InterruptedException e){
}
}
}
public UconnectMessage getVehicleDataPublishMsg() {
messageId++;
VehicleDataAcquisitionPublish.DataSet.Builder dataSetBuilder = VehicleDataAcquisitionPublish.DataSet.newBuilder();
dataSetBuilder.setDataSetId(1);
VehicleDataAcquisitionPublish.DataRow.Builder dataRowBuilder = VehicleDataAcquisitionPublish.DataRow.newBuilder();
dataRowBuilder.setTimestamp(System.currentTimeMillis());
SignalValue.Builder svb1 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb1.setStringValue("123456"); //VehicleId
dataRowBuilder.addSignalValue(svb1);
SignalValue.Builder svb2 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb2.setStringValue("4.0"); //SWRelease
dataRowBuilder.addSignalValue(svb2);
SignalValue.Builder svb3 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb3.setStringValue("12AESCXFSDSDS2344");//HU Serial nbr
dataRowBuilder.addSignalValue(svb3);
SignalValue.Builder svb4 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb4.setDoubleValue(48.543434343434);//Latitude
dataRowBuilder.addSignalValue(svb4);
SignalValue.Builder svb5 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb4.setDoubleValue(48.543434343434);//Longitude
dataRowBuilder.addSignalValue(svb5);
SignalValue.Builder svb6 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb4.setFloatValue(4.434343434f);//HorizontalAccuracy
dataRowBuilder.addSignalValue(svb6);
SignalValue.Builder svb7 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb4.setFloatValue(4.434343434f);//VerticalAccuracy
dataRowBuilder.addSignalValue(svb7);
SignalValue.Builder svb8 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb4.setFloatValue(4.434343434f);//Course
dataRowBuilder.addSignalValue(svb8);
SignalValue.Builder svb9 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb4.setFloatValue(4.434343434f);//Azimuth
dataRowBuilder.addSignalValue(svb9);
SignalValue.Builder svb10 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb4.setFloatValue(65f);//Speed
dataRowBuilder.addSignalValue(svb10);
SignalValue.Builder svb11 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb4.setInt64Value(System.currentTimeMillis());//Timestamp
dataRowBuilder.addSignalValue(svb11);
SignalValue.Builder svb12 = VehicleDataAcquisitionPublish.SignalValue.newBuilder();
svb4.setFloatValue(4.434343434f);//Altitude
dataRowBuilder.addSignalValue(svb12);
dataSetBuilder.addDataRow(dataRowBuilder);
DataSet ds = dataSetBuilder.build();
VehicleDataAcquisitionPublish.DataSubscription.Builder dataSubBuilder = VehicleDataAcquisitionPublish.DataSubscription.newBuilder();
UUID policyId = UUID.randomUUID();
dataSubBuilder.setPolicySubscriptionIdLSB(policyId.getLeastSignificantBits());
dataSubBuilder.setPolicySubscriptionIdMSB(policyId.getMostSignificantBits());
dataSubBuilder.addDataSet(ds);
VehicleDataAcquisitionPublish.Builder publishBuilder = VehicleDataAcquisitionPublish.newBuilder();
publishBuilder.addDataSubscription(dataSubBuilder);
UconnectMessage msg = UconnectMessage.newBuilder()
.setTimestamp(System.currentTimeMillis())
.setMessageId(messageId)
.addMessages(UconnectAny.newBuilder().
setExtension(GlobalUconnectExtVehDataAcquisition.vehicleDataAcquisitionPublish, publishBuilder.build()))
.build();
return msg;
}
public void sendMessage(UconnectMessage msg) {
final byte[] msgOut = msg.toByteArray();
new Thread(new Runnable() {
@Override
public void run() {
try {
mqttClient.publish(clientId+"/ADA/", AWSIotQos.QOS0, msgOut);
} catch (AWSIotException e) {
System.out.println("Caught Exception "+e);
e.printStackTrace();
}
}
}).start();
}
public static void main(String[] args) {
ServiceExampleForADA service = new ServiceExampleForADA();
service.process();
}
}
Here's an example of how Service Connects to AWS IOT MQTT for ADA topics and process Vehicle Data policy, send vehicle Data.
Service Example Code (SDP):
package com.fca.uconnect.global;
import java.util.UUID;
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.GlobalUconnectExtVehDataAcquisition.VehicleDataAcquisitionPolicyPublish;
import com.fca.uconnect.global.GlobalUconnectExtVehDataAcquisition.VehicleDataAcquisitionPolicyPublish.PolicySubscription;
import com.google.protobuf.ExtensionRegistry;
public class ServiceExampleForADA {
public ServiceExampleForADA() {
extRegistry = ExtensionRegistry.newInstance();
extRegistry.add(GlobalUconnectExtVehDataAcquisition.vehicleDataAcquisitionPolicyPublish);
}
private String clientId; // The clientId is unique to the device and obtained from the client X.509 certificate CN.
private UUID 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 AWSIotTopic iotTopic; // The Topic object to subscribe for inbound messages.
private ExtensionRegistry extRegistry; // Google protocol buffers extension registry instance.
public void process(){
mqttClient = new AWSIotMqttClient("endpoint", clientId, "awsAccessKeyId", "awsSecretAccessKey");
try {
mqttClient.connect();
iotTopic = new AWSIotTopic("/ADA/#",AWSIotQos.QOS0){
public void onMessage(AWSIotMessage msg) {
try {
sendMessage(getADAPolicyMsg());
} catch( Exception ex) {
ex.printStackTrace();
System.out.println("Err processing message: "+ex+", try parsing ADA.");
}
}
};
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 {
mqttClient.publish(clientId+"/ADA/", AWSIotQos.QOS0, msgOut);
} catch (AWSIotException e) {
System.out.println("Caught Exception "+e);
e.printStackTrace();
}
}
}).start();
}
public UconnectMessage getADAPolicyMsg() {
messageId++;
UUID policySubId = UUID.randomUUID();
PolicySubscription policySub = PolicySubscription.newBuilder()
.setExpirationDate(policySubId.getLeastSignificantBits())
.setPolicySubscriptionIdLSB(policySubId.getMostSignificantBits())
.build();
VehicleDataAcquisitionPolicyPublish vehiclePolicy = VehicleDataAcquisitionPolicyPublish.newBuilder()
.setPolicySubscription(0, policySub).build();
UconnectMessage msg = UconnectMessage.newBuilder()
.setTimestamp(System.currentTimeMillis())
.setMessageId(messageId)
.addMessages(UconnectAny.newBuilder().
setExtension(GlobalUconnectExtVehDataAcquisition.vehicleDataAcquisitionPolicyPublish, vehiclePolicy))
.build();
return msg;
}
public static void main(String[] args){
ServiceExampleForADA serviceExampleForADA = new ServiceExampleForADA();
serviceExampleForADA.process();
}
}
The example code demonstrates how to connect with AWS IoT for publishing and subscribing to the ADA topic.
Download Client Example Code here
Download Service Example Code here