Scala example source code file (Lookup.scala)

This example Scala source code file (Lookup.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

bench, benchcompanion, hashtrie, int, int, intinit, iterate, lookup, lookup, map, string, string, unsupportedoperationexception, unsupportedoperationexception

The Scala Lookup.scala source code

package scala.collection.parallel.benchmarks
package hashtries




import collection.immutable.{HashMap => HashTrie}
import collection.mutable.HashMap






class Lookup(val size: Int, val parallelism: Int, val runWhat: String) extends Bench with IntInit {
  def runpar = throw new UnsupportedOperationException
  def runseq = throw new UnsupportedOperationException
  def runhashmap = {
    var i = 0
    while (i < size) {
      hashmap(i)
      i += 1
    }
  }
  def runhashtrie = {
    var i = 0
    while (i < size) {
      hashtrie(i)
      i += 1
    }
  }
  def companion = Iterate
  def comparisonMap = Map("hashmap" -> runhashmap _, "hashtrie" -> runhashtrie _)
}


object Lookup extends BenchCompanion {
  def collectionName = "HashTrie"
  def benchName = "lookup";
  def apply(sz: Int, p: Int, what: String) = new Lookup(sz, p, what)
  override def defaultSize = 25000
}