Fix mixed Java/Scala compilation
Fix mixed Java/Scala compilation

SwathiMystery/oryx,bikash/oryx-1,bikash/oryx-1,feynmanliang/oryx,dsdinter/oryx,santoshsahoo/oryx,feynmanliang/oryx,chen0031/oryx,ChuyuHsu/oryx,nvoron23/oryx,ChuyuHsu/oryx,brummell/oryx,brummell/oryx,OryxProject/oryx,nvoron23/oryx,srowen/oryx,OryxProject/oryx,santoshsahoo/oryx,chen0031/oryx,jordancheah/oryx,SwathiMystery/oryx,jordancheah/oryx,oncewang/oryx2,srowen/oryx,SevenYoung/oryx,oncewang/oryx2,dsdinter/oryx,SevenYoung/oryx