How to add or insert ' (single quotes) for every string in a list in which strings are separated by commas using Java

Question

I have a list as below

[url1,url2,url3,url4] 

This list will be based on multiple selection from drop down list of HTML. So list size i.e., lis

Answer 1

Using Java 8 Streams:

String[] array = {"url1", "url2", "url3", "url4"}

Stream.of(array).collect(Collectors.joining("','", "'", "'"));