Converting A String To Hexadecimal In Java

Question

I am trying to convert a string like \"testing123\" into hexadecimal form in java. I am currently using BlueJ.

And to convert it back, is it the same thing except b

Answer 1

To get the Integer value of hex

        //hex like: 0xfff7931e to int
        int hexInt = Long.decode(hexString).intValue();