How to get Scala List from Java List?

Question

I have a Java API that returns a List like:

public List getByXPath(String xpathExpr)

I am using the below scala code:

Answer 1

There's a handy Scala object just for this - scala.collection.JavaConverters

You can do the import and asScala afterwards as follows:

import scala.collection.JavaConverters._

val lst = node.getByXPath(xpath).asScala
lst.foreach{ node =>   .... }

This should give you Scala's Buffer representation allowing you to accomplish foreach.