List<Movie> movies = movieRepository.getMoviesByGenres(Arrays.asList("Drama", "Comedy"))

@Entity
public class Movie {

  @Id
  @Column(name = "movie_id")
  private long id;
  private String title;
  @OneToMany(mappedBy = "movie")
  private Set<Genres> genres;
  ...
}

@Entity
public class Genres {

  @Id
  private long id;
  @ManyToOne
  @JoinColumn(name = "movie_id", nullable = false)
  private Movie movie;
  private String name;
  ...
}

public interface MovieRepository extends JpaRepository<Movie, Long>{

  List<Movie> getMoviesByGenres(String name);
}