Snippet: Hex-Code für Anfang eines Byte-Arrays ausgeben
System.out.printf( "%0" + compressedBytes + "x%n", new BigInteger( 1, Arrays.copyOf( output, compressedBytes ) ) );
System.out.printf( "%0" + compressedBytes + "x%n", new BigInteger( 1, Arrays.copyOf( output, compressedBytes ) ) );