Converts a string of hexadecimal ASCII characters to the int primitive data type

String Hexadecimal to int

public static int strxtoi(String hex)
	{
		int result = 0;
		for(int i = 0; i<hex.length();i++)
		{
			int scalar = 0;
			if(hex.charAt(i)>57)
			{
				scalar = hex.charAt(i) - 55;
			}
			else
			{
				scalar = hex.charAt(i) - 48;
			}
			
			for(int j = i+1; j<hex.length(); j++)
			{
				scalar*=16;
			}
			result+=scalar;
		}
		return result;
	}