Random Url Response examination

RandomUrlResponse.scala

package pack

import java.net.{HttpURLConnection, URL}
import scala.collection.immutable._

object RandomUrlResponse extends App{

  var urlStatusMap = SortedMap[String,Int]()
  val url = "http://www.randomwebsite.com/cgi-bin/random.pl"
  var con : HttpURLConnection = _
  var locHeader: String = _
  var resCode: Int = _
  var domainName: String = _

  /*Test prefix removal
  println("https://www.ersan.com.tr".replaceFirst("^(https?://)?(www.)?", ""))
  println("http://www.ersan.com.tr".replaceFirst("^https?:\\/\\/(www.)?", ""))
  println("https://ersan.com.tr".replaceFirst("^https?:\\/\\/(www.)?", ""))
  println("http://ersan.com.tr".replaceFirst("^https?:\\/\\/(www.)?", ""))
  println("www.ersan.com.tr".replaceFirst("^(https?:\\/\\/)?(www.)?", ""))
  println("ersan.com.tr".replaceFirst("^https?:\\/\\/(www.)?", ""))*/


  1 to 100 foreach { _ =>
    try {

      con = new URL(url).openConnection().asInstanceOf[HttpURLConnection]

      con.setInstanceFollowRedirects(false)
      locHeader = con.getHeaderField("location")
      println(locHeader)

      domainName = locHeader.replaceFirst("^(https?://)?(www.)?", "")
      println(domainName)

      con = new URL(locHeader).openConnection().asInstanceOf[HttpURLConnection]

      resCode= con.getResponseCode
      urlStatusMap += (domainName -> resCode)

      println(s"${domainName} , ${resCode}")
    } catch {
      case e => println(e.printStackTrace())
        urlStatusMap += (domainName -> -1)

    }

  }

  urlStatusMap.foreach( x=>println(s" ${x._1} , ${if (x._2 != 200) x._2 }") )
}