Java filter functions

FilterList.java

@Test
public void testListFiltering() throws Exception{
    List<String> listOfLinks = new ArrayList<>();

    listOfLinks.add("www.codingstoic.com");
    listOfLinks.add("www.codingblast.com");
    listOfLinks.add("www.kotlinlang.org");
    listOfLinks.add("www.android.com");

    // filter all domains with .com domain

    List<String> filteredList = new ArrayList<>();

    for (String link: listOfLinks){
        if(link.contains(".com")){
            filteredList.add(link);
        }
    }

    assertEquals(3, filteredList.size());
}