import java.util
import scala.collection.mutable
/**
* 集合互相转换
*/objectScalaToJava{
def main(args: Array[String]): Unit = {
import scala.collection.JavaConverters._
//将当前集合转换为Java中的List
val javaC: util.List[Int] = List(1,2,3,4).asJava
//Java中集合转换为Scala中集合
val scalaC: mutable.Buffer[Int] = javaC.asScala
scalaC.toList
}
}