A connected healthcare demo with Java, JavaFX, complex event processing, and Bluetooth LE 4.0 for HIMSS 2014 that I helped spec and build. It combines local and remote analytics
to offer a truly unique solution for chronically ill patients and their healthcare providers.
Take a look at the YouTube video for details:
Java IoT: Connect A Raspberry Pi and an Arduino
A Java Servlet running in Glassfish on a Raspberry Pi, communicating with an Arduino over the serial port using the RXTX serial port library. The point is to be able to turn on/off power to an appliance controlled by the Arduino through a web interface.
Real-Time Java in Action (2007)
This is a presentation and demo of Java RTS, which was Sun's Real-Time Java implementation, from 2007 in San Jose. The demo shows a potential use care for Java RTS in a real-time trading application.