Esempi in Scala

Regex.scala

//http://daily-scala.blogspot.com/2010/01/regular-expression-3-regex-matching.html

val date = "11/01/2010"

val Date = """(\d\d)/(\d\d)/(\d\d\d\d)""".r

val Date(day, month, year) = date

println(day)
println(month)
println(year)


//Match

val estrai = """([^=]*)=(.*)""".r

  def getStrategy(locator : String) : By = locator match {
    case l if l.startsWith("//") => By.xpath(l)
    case estrai("id", v) => By.id(v)
    case estrai("name", v) => By.name(v)
    case estrai("class", v) => By.className(v)
    case estrai("xpath", v) => By.xpath(v)
    case _ => throw new Exception("Errore "+ locator)
  }

val xpath = "//ul[@id='mainForm:desktop_menu']/li/span/a[normalize-space(span)='MDD2']"

    val values = Map(
      "id=pippo" -> By.id("pippo"),
      "name=pippo" -> By.name("pippo"),
      "class=pippo" -> By.className("pippo"),
      "xpath="+xpath -> By.xpath(xpath),
      xpath -> By.xpath(xpath)
    )

    values.foreach { p =>
      assertEquals(p._2, DefaultCommandHandler.getStrategy(p._1))
    }

RemoveTag.scala

import scala.xml._

def rem(conf: Node): Node = conf match {
  case <b>{ ch @ _* }</b> => <b>{ ch.map(rem2) }</b>
  case Elem(prefix, label, attr, scope, ch@_*) => Elem(prefix, label, attr, scope, ch.map(rem): _*)
  case other@_ => other
}

def rem2(conf: NodeSeq) = conf match {
  case e : Elem if (e.label.startsWith("pp.") && (e \ "name").text == "Pippo") => NodeSeq.Empty
  case other@_ => other
}

//Rimuove il tag pp.h riconoscendo name==Pippo
val xml = <a>
  <b>
    <pp.h>
      <name>Pippo</name>
      <prop>1</prop>
      <prop>8</prop>
    </pp.h>
    <pp.g>
      <name>Pluto</name>
      <prop>1</prop>
      <prop>2</prop>
    </pp.g>
  </b>
  <c/>
</a>


println(rem(xml))