Program to convert Java list of characters to a String in Scala
A java list of characters can be converted to a String in Scala by utilizing toString method of Java in Scala. Here, you need to import Scala’s JavaConversions object in order to make this conversions work.
Now, lets see some examples and then discuss how it works in details.
Example:1#
// Scala program to convert Java list // to a String 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 character in Java val list = new java.util.ArrayList[Char]() // Adding characters to the list list.add( 'l' ) list.add( 'm' ) list.add( 'n' ) // Converting list to a String val str = list.toString // Displays output println(str) } } |
Output:
[l, m, n]
Here, the duplicate elements are eliminated and the resultant order of the elements in list is same as stated above.
Example:2#
// Scala program to convert Java list // to a String 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 character in Java val list = new java.util.ArrayList[Char]() // Adding characters to the list list.add( 'd' ) list.add( 'b' ) list.add( 'c' ) // Converting list to a String val str = list.toString // Displays output println(str) } } |
Output:
[d, b, c]
Here, the stated list is not in correct order so, the resultant output is also not in proper order.
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