Program to convert Java set of characters to an Indexed Sequence in Scala Last Updated : 29 Dec, 2019 Comments Improve Suggest changes Like Article Like Report A java set of characters can be converted to an Indexed Sequence in Scala by utilizing toIndexedSeq 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 // Scala program to convert Java set // to an Indexed Sequence in Scala // Importing Scala's JavaConversions object import scala.collection.JavaConversions._ // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating set of characters in Java val set = new java.util.HashSet[Char]() // Adding characters to the set set.add('c') set.add('d') set.add('e') // Converting set to an Indexed Sequence val ind = set.toIndexedSeq // Displays Indexed Sequence println(ind) } } Output: Vector(c, d, e) Therefore, an indexed sequence is returned. Example:2# Scala // Scala program to convert Java set // to an Indexed Sequence in Scala // Importing Scala's JavaConversions object import scala.collection.JavaConversions._ // Creating object object GfG { // Main method def main(args:Array[String]) { // Creating set of characters in Java val set = new java.util.HashSet[Char]() // Adding characters to the set set.add('b') set.add('c') set.add('a') // Converting set to an Indexed Sequence val ind = set.toIndexedSeq // Displays Indexed Sequence println(ind) } } Output: Vector(a, b, c) Here, the stated set is not stated in proper order but the resultant output is in proper order. Create Quiz Comment N nidhi1352singh Follow 0 Improve N nidhi1352singh Follow 0 Improve Article Tags : Scala Scala Scala-Method scala-collection Explore OverviewScala Programming Language3 min readIntroduction to Scala7 min readSetting up the environment in Scala3 min readHello World in Scala2 min readBasicsScala Keywords2 min readScala Identifiers3 min readData Types in Scala3 min readVariables in Scala3 min readControl StatementsScala | Decision Making (if, if-else, Nested if-else, if-else if)5 min readScala | Loops(while, do..while, for, nested loops)5 min readBreak statement in Scala3 min readScala | Literals4 min readOOP ConceptsClass and Object in Scala5 min readInheritance in Scala5 min readOperators in Scala11 min readScala Singleton and Companion Objects3 min readScala Constructors4 min readScala | Polymorphism5 min readScala | Multithreading3 min readScala this keyword2 min readMethodsScala | Functions - Basics3 min readAnonymous Functions in Scala2 min readScala | Closures3 min readRecursion in Scala4 min readMethod Overloading in Scala5 min readMethod Overriding in Scala8 min readLambda Expression in Scala4 min readScala Varargs2 min readStringsScala String4 min readScala | String Interpolation3 min readScala | StringContext2 min readRegular Expressions in Scala5 min readStringBuilder in Scala4 min readScala PackagesPackages In Scala4 min readScala | Package Objects3 min readChained Package Clauses in Scala3 min readFile Handling in Scala3 min readScala TraitScala | Traits7 min readScala | Sealed Trait4 min readScala | Trait Mixins3 min readTrait Linearization in Scala5 min readCollectionsScala Lists5 min readScala ListBuffer6 min readListSet in Scala6 min readScala Map5 min readScala | Arrays6 min readScala | ArrayBuffer4 min readScala | Tuple5 min readSet in Scala | Set-13 min readSet in Scala | Set-27 min readBitSet in Scala5 min readHashSet In Scala4 min readStack in Scala3 min readHashMap in Scala3 min readTreeSet in Scala4 min readIterators in Scala5 min readScala | Option3 min read Like