Custom Number Encoder Memory Storage Size Test

gistfile1.groovy

def r = new Random()
def num = r.nextInt(12000000).toString()
println num
println num.bytes.length
println encodeNumber(num, getEncoder())
println encodeNumber(num, getEncoder()).bytes.length

def getEncoder(){
    ['1','2','3','4','5','6','7','8','9','0','-','=','!','@','#','$','%','^','&','*','(',')','_',
    '+','a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z',
    'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z','[',']',
    '\\',';','\'',',','.','/','{','}','|',':','\"','<','>','?','`','~',' ','ä','Ä','Ü','Ö','ü']
}

String encodeNumber(number, encoder){
    String encoded = ""
    String numberString = number.toString()
    numberString = ((numberString.length() % 2) != 0 ? "0$numberString" : numberString)
    Integer token = numberString.length()-1
    while(token >= 0){
        encoded += encoder[numberString[token-1..token].toInteger()]
        token-=2
    }    
    encoded
}