Objektorientierte Programmierung WS 2013/2014 - Datei first.scala
trait Log { def logMethod(s: String) { println("entering method " + s) } def logConstructor(s: String) { println("entering constructor " + s) } } class Person(ln : String, fn : String, s : Person) extends AnyRef { def lastName = ln def firstName = fn def spouse = s def this(ln : String, fn : String) = { this(ln, fn, null) } private def isMarried() = {spouse != null} def computeTax(income: Double) : Double = { if (isMarried()) income * 0.20 else income * 0.30 } override def toString() = { "Hi, my name is " + firstName + " " + lastName + (if (spouse != null) " and this is my spouse, " + spouse.firstName + " " + spouse.lastName + "." else "."); } } object Willy { def main( a : Array[String]) { val p1 = new Person("Mann", "Willy", new Person("Mann", "Dora")) println(p1) println(p1.computeTax(42000)) } }
Generiert mit Camelot | Probleme mit Camelot? | Geändert am: 20.01.2014