I haven't really played around with java since the 90's, and I bought a Java book and tried hopping back in. It was really frustrating because the book uses 8 a

I haven't really played around with java since the 90's, and I bought a Java book and tried hopping back in. It was really frustrating because the book uses 8 and I downloaded 9 and Eclipse was slightly diffferent, something with modules blah blah. Plus downloading the actual Java SDK was confusing, the versioning, it not being free anymore...