It might be really easy to learn. But after having programmed Ruby for any significant time Java is very unpleasant to program ;) Also just learning basics to

It might be really easy to learn. But after having programmed Ruby for any significant time Java is very unpleasant to program ;) Also just learning basics to do simple customizations is not enough. If something breaks you will not have a slightest idea how to debug and fix. With a Ruby CI server I can just stick a debugger and walk through the code.