[ SHELL - JAVA ] Convert a file to hexadecimal format with xxd command and build a Java formatted static byte array with all these values

convert_hex_to_bytearray.png

convert_hex_to_bytearray.sh

#!/bin/bash

if [ -z $1 ];then
	echo -e "\x1B[31mError binary file required\x1B[0m"
	exit -1
fi

if [ ! -f $1 ];then
	echo -e "\x1B[31mInput file does not exist\x1B[0m"
	exit -1
fi

echo -ne "\x1B[01;93m"

xxd -p $1 | sed ':a;N;$!ba;s/\n/ /g' | sed 's/ //g' |  sed 's/\(.\{2\}\)/\1,(byte)0x/g' |  sed 's/^/public final static byte[] cert = new byte[]{0x/' | sed 's/\(,(byte)0x\)$/};/'

echo -ne "\x1B[0m"