All i need is the JPCT integrated with Vuforia that's what it means

Old Vuforia versions contains the examples .cpp code but Vuforia 3.0 has Java version of the samples so i tried to follow the instructions there but in Java but i couldn't end up with the same results

Can anyone make a tutorial how to integrate JPCT engine with Vuforia 3.0
because each time i follow up with this tutorial
http://www.jpct.net/wiki/index.php/Integrating_JPCT-AE_with_Vuforia
the 3D is shaking and not staying steady on the marker