CreateAndSendSMS.java

UserPassword userPassword = new UserPassword("YourUsername","YourPassword");
BasicServiceFactory serviceFactory = ServiceFactory.createBasicAuthenticatingFactory(userPassword);
MessagingService messagingService = serviceFactory.getMessagingService();

SmsMessageRequest message = new SmsMessageRequest("RecipientNumber", "YourMessage");
MessageResultResponse response;
try{
    response = messagingService.sendMessage("YourAccountReference", message);
}catch(Exception e){
    e.getStackTrace();
}