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scala與Java儲存結構相互轉換

1、匯入包:
import scala.collection.JavaConverters._

(1)List:

val tList=List(1,2,3,4)
println(tList.getClass)
val tListJava=tList.asJava
println(tListJava.getClass)

(2)、Map

val tMap=Map("a"->1,"b"->2)
val tMapjava=tMap.asJava

(3)、Set

val tSet=Set(1,2,3,4,5,1)
println(tSet)
val tSetJava=tSet.asJava
println(tSetJava)