Much Robots Very Java So IoT
summary
Robo4J is a pure Java framework that wires Java units to hardware (supports Raspberry Pi and Legos), configurable via XML or code; it exposes an HTTP server with unit URIs and returns 202/404/501. Coff‑E, a partly 3D‑printed autonomous vehicle using a Raspberry Pi and a laser rangefinder, runs live at JavaOne 2016 and adapts scan rate and speed while replanning. Tools include Flight Recorder/JFR traces, a Mission Control plugin, JavaFX joystick and a magnetometer calibration app; source and examples live on GitHub as open source.
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