Are you coming from a different language like c or c++? If so then you can read 'Thinking in Java' by Bruce Eckel. You can download the whole book free of cost from
www.bruceeckel.com Other than that you can try Beginning Java 2 by Ivor Horton.
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I wish there was a button on my monitor to turn up the intellegince.
Theres a button called 'brightness' but it doesn't work
"Programming today is a race between software engineers striving to build bigger and better idiot-proof programs, and the Universe trying to produce bigger and better idiots. So far, the Universe is winning."