Simple Hatebu Parser for Atom (XML)

build.properties

sbt.version=0.13.2

build.sbt

name := "hatebuParser"

version := "1.0"

scalaVersion := "2.11.1"

libraryDependencies ++= Seq(
  "org.scala-lang.modules" %% "scala-xml" % "1.0.2"
)

main.scala

import java.text.SimpleDateFormat
import java.util.Date
import scala.xml.Node
import scala.xml.XML

object HatebuParser {
  def main(args: Array[String]) {
    if (args.isEmpty) println("Needed: filePath")
    val filePath = args(0)

    val xml = XML.load(filePath)
    val bookmarks = (xml \ "entry").map(Bookmark.parseAtom(_))
    bookmarks.take(10).foreach(println(_))
  }
}

case class Bookmark(title: String, link: String, date: Date)
object Bookmark{
  def parseAtom(node: Node): Bookmark = {
    Bookmark(
    (node \ "title").head.text,
    ((node \ "link").
      filter(node => (node \ "@rel").head.text == "related").
      head \ "@href").head.text,
    iso8601Format.parse((node \ "issued").head.text))
  }

  private val iso8601Format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssX")
}

sampleAtomEntry.xml

  <entry>
    <id>tag:hatena.ne.jp,2005:bookmark-dummyuser-123456789</id>
    <title>gist.github.com</title>
    <link type="text/html" rel="related" href="https://gist.github.com/"/>
    <link type="text/html" rel="alternate" href="http://b.hatena.ne.jp/dummyuser/20050101#bookmark-123456789"/>
    <link type="application/x.atom+xml" rel="service.edit" title="gist.github.com" href="http://b.hatena.ne.jp/atom/edit/123456789"/>
    <summary></summary>
    
    <issued>2005-01-01T01:01:01+09:00</issued>
    <author>
      <name>dummyuser</name>
    </author>
  </entry>