what is future of java in IOT technology

The scope of IOT is not bound to only java, it is actually a departmental oriented platform. So you have to be embedded in various related subject to the iot, as most of the iot is related to embedded system. Even if you are good at java , it is not enough while dealing with iot. check out here : https://dzone.com/articles/getting-started-iot-and-java https://techcrunch.com/2016/06/10/the-future-of-the-iot-job-market/ Hope that helps