HMAC-SHA1 for Scala

hmacsha1.scala

import javax.crypto.spec.SecretKeySpec
import javax.crypto.Mac

object A {
  def main(args: Array[String]): Unit = {
    val secret = new SecretKeySpec("the_secret".getBytes, "HmacSHA1")
    val mac = Mac.getInstance("HmacSHA1")
    mac.init(secret)
    val result: Array[Byte] = mac.doFinal("foo".getBytes)
    println(result.map(_.toString).mkString(","))
  }
}