I just installed it and it works for me with the latest OSMC version (RC)

This is how it works:

Download and install Java

http://download.oracle.com/otn-pub/java/jdk/8u33-b05/jdk-8u33-linux-arm-vfp-hflt.tar.gz

unpack to /opt/

sudo tar zxvf jdk-8-linux-arm-vfp-hflt.tar.gz -C /opt

Set ...