From ce9f9c2a3a188c1b476cdbdb34ce43be38f10205 Mon Sep 17 00:00:00 2001 From: ava Date: Fri, 1 May 2026 01:35:31 +0330 Subject: [PATCH] complete tasks --- src/main/java/Rational/Rational.java | 25 +++++--- src/main/java/movie/apis/Main.java | 11 +++- src/main/java/movie/apis/Movie.java | 71 +++++++++++++++++++++- src/main/java/movie/apis/MovieService.java | 38 ++++++++++++ 4 files changed, 135 insertions(+), 10 deletions(-) diff --git a/src/main/java/Rational/Rational.java b/src/main/java/Rational/Rational.java index 7bd840e..9b5c3f1 100644 --- a/src/main/java/Rational/Rational.java +++ b/src/main/java/Rational/Rational.java @@ -54,27 +54,32 @@ public class Rational { // TODO: Instance method - this - other // Formula: a/b - c/d = (a*d - c*b) / (b*d) public Rational subtract(Rational other) { - // YOUR CODE HERE - return null; // Remove this line when implemented + int newNumerator = this.numerator * other.denominator - other.numerator * this.denominator; + int newDenominator = this.denominator * other.denominator; + return new Rational(newNumerator, newDenominator); } // TODO: Static method - r1 - r2 public static Rational subtract(Rational r1, Rational r2) { // YOUR CODE HERE - return null; // Remove this line when implemented + return r1.subtract(r2); } // TODO: Instance method - this * other // Formula: (a/b) * (c/d) = (a*c) / (b*d) public Rational multiply(Rational other) { // YOUR CODE HERE - return null; // Remove this line when implemented + int newNumerator = this.numerator * other.numerator; + int newDenominator = this.denominator * other.denominator; + return new Rational(newNumerator, newDenominator); } // TODO: Static method - r1 * r2 public static Rational multiply(Rational r1, Rational r2) { // YOUR CODE HERE - return null; // Remove this line when implemented + int newNumerator = r1.numerator * r2.numerator; + int newDenominator = r1.denominator * r2.denominator; + return new Rational(newNumerator, newDenominator); } // TODO: Instance method - this / other @@ -83,13 +88,19 @@ public class Rational { // YOUR CODE HERE // HINT: Division is multiplication by reciprocal // Don't forget to check if other.numerator is zero! - return null; // Remove this line when implemented + if (other.numerator == 0) { + throw new ArithmeticException("Cannot divide by zero"); + } + + int newNumerator = this.numerator * other.denominator; + int newDenominator = this.denominator * other.numerator; + return new Rational(newNumerator, newDenominator); } // TODO: Static method - r1 / r2 public static Rational divide(Rational r1, Rational r2) { // YOUR CODE HERE - return null; // Remove this line when implemented + return r1.divide(r2); } // PROVIDED - String representation diff --git a/src/main/java/movie/apis/Main.java b/src/main/java/movie/apis/Main.java index f0e713d..8e5e46a 100644 --- a/src/main/java/movie/apis/Main.java +++ b/src/main/java/movie/apis/Main.java @@ -23,14 +23,21 @@ public class Main { case 2: // TODO: Get genre ID and page from user, then call movieService.displayMoviesByGenre() - break; + Long genreId = getLongInput("Enter genre ID: "); + Long page = getLongInput("Enter page number: "); + movieService.displayMoviesByGenre(genreId, page); + + break; case 3: // TODO (BONUS): Get movie ID from user, then call movieService.displayMovieDetails() + Long movieId = getLongInput("Enter movie ID: "); + movieService.displayMovieDetails(movieId); - break; + + break; case 0: running = false; diff --git a/src/main/java/movie/apis/Movie.java b/src/main/java/movie/apis/Movie.java index 969774a..c704b02 100644 --- a/src/main/java/movie/apis/Movie.java +++ b/src/main/java/movie/apis/Movie.java @@ -17,8 +17,77 @@ public class Movie { private String country; // TODO: Create a constructor with all fields + public Movie(Long id, String title, List genres, List images, + String year, String imdb_rating, String country) { + this.id = id; + this.title = title; + this.genres = genres; + this.images = images; + this.year = year; + this.imdb_rating = imdb_rating; + this.country = country; + } // TODO: Create a simple constructor with id and title only - + public Movie(Long id, String title) { + this.id = id; + this.title = title; + } // TODO: Create getters and setters for all fields + public Long getId() { + return id; + } + + public void setId(Long id) { + this.id = id; + } + + public String getTitle() { + return title; + } + + public void setTitle(String title) { + this.title = title; + } + + public List getGenres() { + return genres; + } + + public void setGenres(List genres) { + this.genres = genres; + } + + public List getImages() { + return images; + } + + public void setImages(List images) { + this.images = images; + } + + public String getYear() { + return year; + } + + public void setYear(String year) { + this.year = year; + } + + public String getImdb_rating() { + return imdb_rating; + } + + public void setImdb_rating(String imdb_rating) { + this.imdb_rating = imdb_rating; + } + + public String getCountry() { + return country; + } + + public void setCountry(String country) { + this.country = country; + } + } \ No newline at end of file diff --git a/src/main/java/movie/apis/MovieService.java b/src/main/java/movie/apis/MovieService.java index 3f053f5..abf8cd1 100644 --- a/src/main/java/movie/apis/MovieService.java +++ b/src/main/java/movie/apis/MovieService.java @@ -107,6 +107,34 @@ public class MovieService { // All parsing code must be inside try-catch try { // Your code here + String jsonResponse = getMoviesByGenreList(genreId, page); + + if (jsonResponse == null) { + System.out.println("Failed to get movies"); + return; + } + + JsonObject rootObject = JsonParser.parseString(jsonResponse).getAsJsonObject(); + + JsonArray moviesArray = rootObject.getAsJsonArray("movies"); + + System.out.println("\nMOVIES LIST:\n"); + + for (JsonElement element : moviesArray) { + JsonObject movieObj = element.getAsJsonObject(); + + Long id = movieObj.get("id").getAsLong(); + String title = movieObj.get("title").getAsString(); + String year = movieObj.get("year").getAsString(); + + System.out.println("ID: " + id + " | " + title + " (" + year + ")"); + } + + int total = rootObject.get("total").getAsInt(); + int totalPages = rootObject.get("total_pages").getAsInt(); + + System.out.println("\nTotal Movies: " + total); + System.out.println("Total Pages: " + totalPages); } catch (Exception e) { System.err.println("ERROR: " + e.getMessage()); @@ -125,7 +153,17 @@ public class MovieService { // HttpRequest request = HttpRequest.newBuilder().uri(URI.create(url)).build(); // HttpResponse response = client.send(request, HttpResponse.BodyHandlers.ofString()); // if (response.statusCode() == 200) return response.body(); + String url = MOVIE_BY_ID_URL + movieId; + HttpRequest request = HttpRequest.newBuilder() + .uri(URI.create(url)) + .build(); + + HttpResponse response = client.send(request, HttpResponse.BodyHandlers.ofString()); + + if (response.statusCode() == 200) { + return response.body(); + } return null; } catch (Exception e) { System.out.println("!!Exception : " + e.getMessage()); -- 2.54.0