    /**********************************************************************************************
     * 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.UconnectAny;
    import com.fca.uconnect.global.GlobalUconnectControl.UconnectMessage;
    import com.fca.uconnect.global.GlobalUconnectExtPHEV.PHEVData;
    import com.fca.uconnect.global.GlobalUconnectExtPHEV.PHEVData.CommandMarkEnum;
    import com.google.protobuf.ByteString;
    import com.google.protobuf.ExtensionRegistry;

    /**
     * This example class demonstrates how to use the AWS IoT mqtt client to send a Uconnect PHEVDATA message 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 TBMExampleForPHEV {

    	private String clientId; // The clientId is unique to the device and obtained from the client X.509 certificate CN.
    	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 List messages ;

    	/**
    	 * Constructor - initialize protocol buffer extension registry for parsing incoming Uconnect Messages.
    	 */
    	public TBMExampleForPHEV() {
    		extRegistry = ExtensionRegistry.newInstance();
    	}

    	/**
    	 * This method generates a Protocol Buffer Uconnect Message given the required inputs for PHEVData.
    	 *
    	 *
    	 */
    	public UconnectMessage getPHEVDataMsg() {
    		this.messageId++;
    		ByteString phevData = ByteString.copyFrom(new byte[18]);

    		PHEVData phevDataMsg = PHEVData.newBuilder()
    				.setData(phevData)
    				.setCommandMark(CommandMarkEnum.VEHICLE_LOGIN)
    				.setDataCollectionTimestamp(System.currentTimeMillis())
    				.build();

    		UconnectMessage msg = UconnectMessage.newBuilder()
    			.setTimestamp(System.currentTimeMillis())
    			.setMessageId(messageId)
    			.addMessages(UconnectAny.newBuilder().
    			 setExtension(GlobalUconnectExtPHEV.phevData,phevDataMsg))
    			.build();
    		return msg;
    	}
    	public void disconnect(){
    		try {
    			mqttClient.disconnect();
    		} catch (AWSIotException e) {
    			e.printStackTrace();
    		}
    	}
    	/**
    	 * This method demonstrates connecting to the AWS IoT mqtt broker and publishing an PHEVData message to the PHEV topic.
    	 */
    	public List process() {

    		mqttClient = new AWSIotMqttClient("endpoint", clientId, "awsAccessKeyId", "awsSecretAccessKey");
    		try {
    			mqttClient.connect();

    			iotTopic = new AWSIotTopic(clientId+"/PHEV/", AWSIotQos.QOS1) {
    				public void onMessage(AWSIotMessage msg) {
    					try{
    					UconnectMessage msgIn;
    						msgIn = UconnectMessage.parseFrom(msg.getPayload(),extRegistry);
    			} catch( Exception ex) {
    				ex.printStackTrace();
    				System.out.println("Err processing message: "+ex+", try parsing PHEV.");
    			}
    			}
    			};
    			mqttClient.subscribe(iotTopic);
    			UconnectMessage msg = getPHEVDataMsg();
    			mqttClient.publish("/PHEV/"+clientId, AWSIotQos.QOS1, msg.toByteArray());

    			if(messages!=null)
    				return messages;
    		} catch (AWSIotException ex) {
    			System.out.println("Caught AWS Exception "+ex);
    			ex.printStackTrace();
    		}  catch (Exception e) {
    			e.printStackTrace();
    		}
    		return null;
    	}

    	/**
    	 * Example main to launch example.
    	 *
    	 * @param args
    	 */
    	public static void main(String[] args) {
    		TBMExampleForPHEV example = new TBMExampleForPHEV();
    		example.process();
    	}
    }

The example code demonstrates how to connect with AWS IoT for publishing and subscribing to the PHEV topic.

Download Client Example Code here