A java list of doubles can be converted to an Iterable in Scala by utilizing toIterable method of Java in Scala. Here, you need to import Scala’s JavaConversions object in order to make this conversions work else an error will occur.
Now, lets see some examples and then discuss how it works in details.
Example:1#
// Scala program to convert Java list // to an Iterable in Scala // Importing Scala's JavaConversions object import scala.collection.JavaConversions. _
// Creating object object GfG
{ // Main method
def main(args : Array[String])
{
// Creating list of doubles in Java
val list = new java.util.ArrayList[Double]()
// Adding doubles to the list
list.add( 8.1 )
list.add( 9.1 )
list.add( 10.1 )
// Converting list to an Iterable
val iterab = list.toIterable
// Displays output
println(iterab)
}
} |
Output:
Buffer(8.1, 9.1, 10.1)
Example:2#
// Scala program to convert Java list // to an Iterable in Scala // Importing Scala's JavaConversions object import scala.collection.JavaConversions. _
// Creating object object GfG
{ // Main method
def main(args : Array[String])
{
// Creating list of doubles in Java
val list = new java.util.ArrayList[Double]()
// Adding doubles to the list
list.add( 3.3 )
list.add( 2.4 )
list.add( 1.1 )
// Converting list to an Iterable
val iterab = list.toIterable
// Displays output
println(iterab)
}
} |
Output:
Buffer(3.3, 2.4, 1.1)