Scala example source code file (spec-t3497.scala)

This example Scala source code file (spec-t3497.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Scala tags/keywords

a, a, array, array, b, int, int, nullpointerexception, t, u, u

The Scala spec-t3497.scala source code

abstract class A[T, @specialized U] {
    def score(state: T): U
}

object B extends A[ Array[Byte], Int ] {
  def score(state: Array[Byte]): Int = {
    var index = 0
    while (index < state.length) { // (index < 2) leads to the #2755 NullPointerException
      if (state(index) == 0) {
        return -1
      }
    }
    
    return 0
  }
}