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import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;
public class Part {
public static Collection <List <Object>> main(List<String> list) {
Collection Rlist = Arrays.asList();
Rlist = partition(list, 6);
return Rlist;
}
private static <T> Collection<List<T>> partition(List<T> list, int size) {
final AtomicInteger counter = new AtomicInteger (0);
return list.stream ()
.collect (Collectors.groupingBy (it -> counter.getAndIncrement () / size))
.values ();
}
}
===================================================결과==============================================
[09, 10, 12, 17, 23, 09] [17, 19, 26, 61, 62, 15] [16, 18, 27, 55, 67, 18] [02, 17, 20, 38, 39, 20] [08, 24, 42, 54, 64, 24] Process finished with exit code 0
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