Java String.getBytes() with Charset

gistfile1.txt

[104, 101, 108, 108, 111]
[104, 101, 108, 108, 111]
[-2, -1, 0, 104, 0, 101, 0, 108, 0, 108, 0, 111]
[-120, -123, -109, -109, -106]

Test.java

import java.nio.charset.Charset;
import java.util.Arrays;

public final class StringBytes
{
    public static void main(String[] args)
    {
        bytes(Charset.forName("ASCII"));
        bytes(Charset.forName("UTF-8"));
        bytes(Charset.forName("UTF-16"));
        bytes(Charset.forName("IBM500"));
    }

    private static void bytes(Charset charset)
    {
        System.out.println(Arrays.toString("hello".getBytes(charset)));
    }
}