Java implicit conversion of int to byte

Question

I am about to start working on something the requires reading bytes and creating strings. The bytes being read represent UTF-16 strings. So just to test things out I wante

Answer 1

If you use a number without a hint (e.g. 1234L for a long) the compiler assumes an integer. The value 0xffffffff is an integer with value -1 which can be cast to byte without a warning.