import java.io.File;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.stream.Stream;
public class Main {
public static void main(String[] args) {
final String dir = "C:\\data\\projects\\";
final Path path = Paths.get(dir);
final File file = path.toFile();
Stream.of(file.listFiles(File::isDirectory))
.forEach(System.out::println);;
}
}