はてなDiaryからサマリをとってくる

hatenaSummary.scala

import scala.io.Source
import scala.xml.XML
import java.net.URL

case class Entry(title: String, link: URL)

val rssURL = "http://d.hatena.ne.jp/tototoshi/rss"
val src = Source.fromURL(rssURL)

try {
  val xml = XML.loadString(src.getLines.mkString)
  val items = xml \\ "item"
  val entries = items.map(x => Entry((x \ "title").text, new URL((x \ "link").text)))
  entries.foreach(println)
} catch {
  case e: Exception => println("Network Error")
} finally {
  src.close()
}