collect the element from Stream

Collect the element in Set format

 Set<String> finalString= list1.stream().filter(s -> s.contains("Test")).collect(Collectors.toSet());
        System.out.println(finalString);
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Collect the element in List format

Method 1

 List<String> finalString= list1.stream().filter(s -> s.contains("Test")).collect(Collectors.toList());
        System.out.println(finalString);

Method2

List<String> finalString= list1.stream().filter(s -> s.contains("Test")).toList();
        System.out.println(finalString);
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