Tried to learn Java from a book I've had lying around for a while this weekend. Christ is it dense:
Got about 100 pages in (of 700), a few interesting examples would be nice...
Just kidding :)
Maybe https://www.amazon.com/The-Java-Tutorial-Course-Edition/dp/0134034082?
You can also check out https://docs.oracle.com/javase/tutorial/.
Edit : And the book