stream to list java 8 code example

Example 1: java stream to list

List<String> temp = toCheck.stream().map((a -> a.getFoo())).collect(Collectors.toList());

Example 2: java 8 stream add to list

List<String> destList = Arrays.asList("foo");
List<String> newList = Arrays.asList("0", "1", "2", "3", "4", "5");

destList = Stream.concat(destList.stream(), newList.stream()).parallel()
            .collect(Collectors.toList());
System.out.println(destList);

//output: [foo, 0, 1, 2, 3, 4, 5]