1 package net.tz.spss

     2 

     3 import java.io.File

     4 

     5 import com.bedatadriven.spss.SpssDataFileReader

     6 

     7 import scala.collection.JavaConverters._

     8 import scala.language.postfixOps

     9 

    10 class SpssReader(private val r: SpssDataFileReader)

    11   extends Iterator[Map[SpssVariable, SpssValue]] {

    12 

    13   lazy val variables: List[SpssVariable] =

    14     r.getVariables.asScala.toList map(SpssVariable(_))

    15 

    16   override def hasNext: Boolean = r.readNextCase()

    17 

    18   override def next(): Map[SpssVariable, SpssValue] =

    19     variables map(v => (v, SpssValue(r, v))) toMap

    20 

    21 }

    22 

    23 object SpssReader {

    24   def apply(f: File): SpssReader = new SpssReader(new SpssDataFileReader(f))

    25 }