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@@ -121,64 +121,40 @@ Understanding: You must be able to explain your implementation
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## Bonus Tasks ✒️
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1. Fetch and display movie information using movie ID
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In this section, you must implement the ability to search for a movie by its ID. The user enters an ID, and the program displays complete movie details.
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Implement movie search by ID. User enters an ID, program displays complete movie details.
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Movie Class Fields (already defined):
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### ⚠️ First: Add Missing Fields to Movie Class
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The API returns more data than your current class supports. Add these fields:
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- `actors`, `awards`, `director`, `imdb_id`, `imdb_votes`, `metascore`, `plot`, `rated`, `released`, `runtime`, `type`, `writer`
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- id (Long) - Movie identifier
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### Implementation Steps:
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- title (String) - Movie title
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1. **Complete `getMovieById(movieId)`**
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- Build request to: `https://api.meshcomp.ir/api/v1/movies/{movieId}`
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- If status 200 → return JSON body, else → return null
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- year (String) - Release year
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- genres (List<Genre>) - List of genres
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- images (String) - Poster image URL
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- country (String) - Production country
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- imdbRating (String) - IMDB rating
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Implementation Steps:
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- Build and Send Request (getMovieById method):
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- Create HTTP request to: https://api.meshcomp.ir/api/v1/movies/{movieId}
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- Replace {movieId} with the ID from user
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- Send request and get response
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- Handle Response (getMovieById method):
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- If status code is 200, return JSON body
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- Otherwise, print error and return null
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- Parse JSON and Create Movie Object (displayMovieDetails method):
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- Parse JSON response to JsonObject
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- Extract all fields: id, title, year, poster, country, imdb_rating
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- Parse "genres" array and convert each to Genre object
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- Create a Movie object with all extracted data
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- Display Results (displayMovieDetails method):
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- Print all movie details in a clean format
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2. Advanced search (title, genre, year, rating, etc.)
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3. Sorting options for movies
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4. Save/load favorite movies to/from a file
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5. Improved console menu design
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6. GUI version using JavaFX
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2. **Complete `displayMovieDetails(movieId)`**
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- Call `getMovieById()` → check for null
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- Use Gson to parse JSON to Movie object (after adding fields above)
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- Print formatted output (see example below)
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### Example Output:
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```
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=======================================================================
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THE SHAWSHANK REDEMPTION (1994)
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=======================================================================
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Rating: 9.3/10 | Votes: 1,738,596
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Director: Frank Darabont
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Cast: Tim Robbins, Morgan Freeman, Bob Gunton, William Sadler
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Genre: Crime, Drama
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Runtime: 142 min | Rated: R
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Country: USA | Released: 14 Oct 1994
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Plot: Two imprisoned men bond over a number of years, finding
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solace and eventual redemption through acts of common decency.
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Awards: Nominated for 7 Oscars. Another 19 wins & 30 nominations.
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=======================================================================
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```
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---
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## References 📚
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@@ -201,5 +177,4 @@ Jackson Tutorial:
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---
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## Submission ⌛
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Deadline: May 1st (11 Ordibehesht)
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Deadline: May 1st (11 Ordibehesht)
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@@ -51,45 +51,43 @@ public class Rational {
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return r1.add(r2);
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}
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// TODO: Instance method - this - other
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// Formula: a/b - c/d = (a*d - c*b) / (b*d)
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public Rational subtract(Rational other) {
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// YOUR CODE HERE
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return null; // Remove this line when implemented
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Rational result;
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result = new Rational(this.numerator * other.denominator - other.numerator * this.denominator,
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this.denominator * other.denominator);
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return result;
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}
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// TODO: Static method - r1 - r2
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public static Rational subtract(Rational r1, Rational r2) {
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// YOUR CODE HERE
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return null; // Remove this line when implemented
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return r1.subtract(r2);
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}
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// TODO: Instance method - this * other
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// Formula: (a/b) * (c/d) = (a*c) / (b*d)
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public Rational multiply(Rational other) {
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// YOUR CODE HERE
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return null; // Remove this line when implemented
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Rational result;
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result = new Rational(this.numerator * other.numerator, this.denominator * other.denominator);
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return result;
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}
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// TODO: Static method - r1 * r2
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public static Rational multiply(Rational r1, Rational r2) {
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// YOUR CODE HERE
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return null; // Remove this line when implemented
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return r1.multiply(r2);
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}
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// TODO: Instance method - this / other
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// Formula: (a/b) ÷ (c/d) = (a*d) / (b*c)
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public Rational divide(Rational other) {
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// YOUR CODE HERE
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// HINT: Division is multiplication by reciprocal
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// Don't forget to check if other.numerator is zero!
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return null; // Remove this line when implemented
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if (other.numerator == 0){
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System.out.println("Can't divide by zero.");
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return null;
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}
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Rational otherReversed = new Rational(other.denominator, other.numerator);
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return this.multiply(otherReversed);
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}
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// TODO: Static method - r1 / r2
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public static Rational divide(Rational r1, Rational r2) {
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// YOUR CODE HERE
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return null; // Remove this line when implemented
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return r1.divide(r2);
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}
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// PROVIDED - String representation
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@@ -22,14 +22,24 @@ public class Main {
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case 2:
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// TODO: Get genre ID and page from user, then call movieService.displayMoviesByGenre()
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Long gnereID;
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Long pageNo;
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System.out.println("Enter genre ID : ");
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gnereID = scanner.nextLong();
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System.out.println("Enter page number : ");
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pageNo = scanner.nextLong();
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movieService.displayMoviesByGenre(gnereID,pageNo);
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break;
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case 3:
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// TODO (BONUS): Get movie ID from user, then call movieService.displayMovieDetails()
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Long movieID;
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System.out.println("Enter your movie's ID :");
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movieID = scanner.nextLong();
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movieService.displayMovieDetails(movieID);
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break;
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case 0:
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@@ -10,15 +10,189 @@ public class Movie {
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private Long id;
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private String title;
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private List<Genre> genres;
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private String images;
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private List<String> genres;
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private List<String> images;
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private String year;
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private String imdbRating;
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private String imdb_rating;
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private String country;
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// TODO: Create a constructor with all fields
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private String actors;
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private String awards;
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private String director;
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private String imdb_id;
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private String imdb_votes;
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private String metascore;
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private String plot;
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private String rated;
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private String released;
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private String runtime;
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private String type;
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private String writer;
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// TODO: Create a simple constructor with id and title only
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public Movie(Long id, String title, List<String> genres, List<String> images, String year, String imdb_rating, String country) {
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this.id = id;
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this.title = title;
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this.genres = genres;
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this.images = images;
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this.year = year;
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this.imdb_rating = imdb_rating;
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this.country = country;
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}
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// TODO: Create getters and setters for all fields
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public Movie(Long id, String title) {
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this.id = id;
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this.title = title;
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}
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public Long getId() {
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return id;
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}
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public String getTitle() {
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return title;
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}
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public List<String> getGenres() {
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return genres;
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}
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public List<String> getImages() {
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return images;
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}
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public String getYear() {
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return year;
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}
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public String getImdb_rating() {
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return imdb_rating;
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}
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public String getCountry() {
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return country;
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}
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public String getActors() {
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return actors;
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}
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public String getAwards() {
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return awards;
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}
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public String getDirector() {
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return director;
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}
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public String getImdb_id() {
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return imdb_id;
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}
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public String getImdb_votes() {
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return imdb_votes;
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}
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public String getMetascore() {
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return metascore;
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}
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public String getPlot() {
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return plot;
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}
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public String getRated() {
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return rated;
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}
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public String getReleased() {
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return released;
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}
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public String getRuntime() {
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return runtime;
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}
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public String getType() {
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return type;
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}
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public String getWriter() {
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return writer;
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}
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public void setId(Long id) {
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this.id = id;
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}
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public void setTitle(String title) {
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this.title = title;
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}
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public void setGenres(List<String> genres) {
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this.genres = genres;
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}
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public void setImages(List<String> images) {
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this.images = images;
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}
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public void setYear(String year) {
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this.year = year;
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}
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public void setImdb_rating(String imdb_rating) {
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this.imdb_rating = imdb_rating;
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}
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public void setCountry(String country) {
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this.country = country;
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}
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public void setActors(String actors) {
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this.actors = actors;
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}
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public void setAwards(String awards) {
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this.awards = awards;
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}
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public void setDirector(String director) {
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this.director = director;
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}
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public void setImdb_id(String imdb_id) {
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this.imdb_id = imdb_id;
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}
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public void setImdb_votes(String imdb_votes) {
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this.imdb_votes = imdb_votes;
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}
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public void setMetascore(String metascore) {
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this.metascore = metascore;
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}
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public void setPlot(String plot) {
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this.plot = plot;
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}
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public void setRated(String rated) {
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this.rated = rated;
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}
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public void setReleased(String released) {
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this.released = released;
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}
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public void setRuntime(String runtime) {
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this.runtime = runtime;
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}
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public void setType(String type) {
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this.type = type;
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}
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public void setWriter(String writer) {
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this.writer = writer;
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}
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}
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@@ -1,5 +1,6 @@
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package movie.apis;
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import com.fasterxml.jackson.databind.util.JSONPObject;
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import com.google.gson.*;
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import com.google.gson.reflect.TypeToken;
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@@ -90,7 +91,8 @@ public class MovieService {
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/**
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* TODO 1: Display movies for a specific genre and page
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*
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* JSON format: { "movies": [ { "id": 1, "title": "Movie", "year": "1994" } ], "total": 177, "total_pages": 18 }
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* Open this link in your browser (and check Pretty-print checkbox) to view json format:
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* https://api.meshcomp.ir/api/v1/genres/1/movies
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*
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* Steps:
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* - Call getMoviesByGenreList(genreId, page) to get JSON
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@@ -102,10 +104,19 @@ public class MovieService {
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* PUT ALL PARSING CODE INSIDE try-catch
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*/
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public void displayMoviesByGenre(Long genreId, Long page) {
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// TODO: Write your code here
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// All parsing code must be inside try-catch
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try {
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// Your code here
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String jsonInString = getMoviesByGenreList(genreId,page);
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JsonObject movJsonObj = JsonParser.parseString(jsonInString).getAsJsonObject();
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JsonArray movies = movJsonObj.getAsJsonArray("movies");
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List<Movie> moviesList= new ArrayList<>();
|
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|
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for (int i = 0; i < movies.size(); i++) {
|
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JsonObject movie = movies.get(i).getAsJsonObject();
|
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System.out.println("ID: " + movie.get("id") + " | " + movie.get("title") + " (" + movie.get("year") + ")");
|
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}
|
||||
|
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System.out.println("Total : " + movies.size() + ", Total pages : " + page);
|
||||
|
||||
} catch (Exception e) {
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||||
System.err.println("ERROR: " + e.getMessage());
|
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@@ -120,10 +131,10 @@ public class MovieService {
|
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private String getMovieById(Long movieId) {
|
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try {
|
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// TODO: Complete this method
|
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// String url = MOVIE_BY_ID_URL + movieId;
|
||||
// HttpRequest request = HttpRequest.newBuilder().uri(URI.create(url)).build();
|
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// HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());
|
||||
// if (response.statusCode() == 200) return response.body();
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String url = MOVIE_BY_ID_URL + movieId;
|
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HttpRequest request = HttpRequest.newBuilder().uri(URI.create(url)).build();
|
||||
HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());
|
||||
if (response.statusCode() == 200) return response.body();
|
||||
|
||||
return null;
|
||||
} catch (Exception e) {
|
||||
@@ -131,56 +142,70 @@ public class MovieService {
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
/**
|
||||
* BONUS TODO: Display complete movie details for a given movie ID
|
||||
*
|
||||
* Expected JSON format from getMovieById():
|
||||
* {
|
||||
* "id": 1,
|
||||
* "title": "The Shawshank Redemption",
|
||||
* "year": "1994",
|
||||
* "genres": ["Crime", "Drama"],
|
||||
* "poster": "https://moviesapi.ir/images/tt0111161_poster.jpg",
|
||||
* "country": "USA",
|
||||
* "imdb_rating": "9.3"
|
||||
* }
|
||||
*
|
||||
* INSTRUCTIONS:
|
||||
* 1. Call getMovieById(movieId) to get the JSON response
|
||||
* 2. Check if response is null (if yes, print error and return)
|
||||
* 3. Parse the JSON string to JsonObject (inside try-catch)
|
||||
* 4. Extract all fields: id, title, year, genres array, poster, country, imdb_rating
|
||||
* 5. Convert genres array to comma-separated string
|
||||
* 6. Print all movie details in a readable format
|
||||
*
|
||||
* PUT ALL PARSING CODE INSIDE THE EXISTING try-catch
|
||||
*
|
||||
* @param movieId The ID of the movie to display
|
||||
|
||||
/*
|
||||
BONUS TODO: Display complete movie details for a given movie ID
|
||||
|
||||
Open this link in your browser (and check Pretty-print checkbox) to view json format:
|
||||
https://api.meshcomp.ir/api/v1/movies/1
|
||||
|
||||
INSTRUCTIONS:
|
||||
1. Call getMovieById(movieId) to get the JSON response string
|
||||
2. Check if response is null (if yes, print error and return)
|
||||
3. Parse the JSON string to JsonObject (inside try-catch)
|
||||
4. Use Gson to extract all fields from the JSON and map them to your Movie class:
|
||||
- Add missing JSON fields to your Movie class first (actors, awards, director,
|
||||
imdb_id, imdb_votes, metascore, plot, rated, released, runtime, type, writer)
|
||||
- Then use Gson to parse your json string
|
||||
5. Print all movie details in a readable format
|
||||
|
||||
(PUT ALL PARSING CODE INSIDE THE EXISTING try-catch)
|
||||
*/
|
||||
|
||||
/* EXAMPLE OUTPUT:
|
||||
|
||||
=======================================================================
|
||||
THE SHAWSHANK REDEMPTION (1994)
|
||||
=======================================================================
|
||||
Rating: 9.3/10 | Votes: 1,738,596
|
||||
Director: Frank Darabont
|
||||
Cast: Tim Robbins, Morgan Freeman, Bob Gunton, William Sadler
|
||||
Genre: Crime, Drama
|
||||
Runtime: 142 min | Rated: R
|
||||
Country: USA | Released: 14 Oct 1994
|
||||
Plot: Two imprisoned men bond over a number of years, finding
|
||||
solace and eventual redemption through acts of common decency.
|
||||
Awards: Nominated for 7 Oscars. Another 19 wins & 30 nominations.
|
||||
=======================================================================
|
||||
|
||||
*/
|
||||
|
||||
public void displayMovieDetails(Long movieId) {
|
||||
// Step 1: Get JSON response from API
|
||||
String jsonResponse = getMovieById(movieId);
|
||||
|
||||
// Step 2: Check if we got valid data
|
||||
// Step 3-5: Parse JSON and display details (PUT YOUR CODE INSIDE try-catch)
|
||||
if (jsonResponse == null) {
|
||||
System.out.println("Failed to get movie details for ID: " + movieId);
|
||||
return;
|
||||
}
|
||||
|
||||
// Step 3-6: Parse JSON and display details (PUT YOUR CODE INSIDE try-catch)
|
||||
try {
|
||||
// TODO: Parse jsonResponse to JsonObject
|
||||
// TODO: Extract id, title, year, genres array, poster, country, imdb_rating
|
||||
// TODO: Convert genres array to a readable string
|
||||
// TODO: Print all movie details
|
||||
// HINT: Use JsonParser.parseString(jsonResponse).getAsJsonObject()
|
||||
// HINT: Use getAsJsonArray("genres") to get genres
|
||||
// HINT: For each genre, use getAsString()
|
||||
|
||||
// Your code here:
|
||||
|
||||
|
||||
JsonObject movies = JsonParser.parseString(jsonResponse).getAsJsonObject();
|
||||
Gson gson = new Gson();
|
||||
Movie movie = gson.fromJson(movies, Movie.class);
|
||||
System.out.println("======================================================================");
|
||||
System.out.println(" " + movie.getTitle() + " (" + movie.getYear() +")");
|
||||
System.out.println("======================================================================");
|
||||
System.out.println("Rating : " + movie.getImdb_rating() + " | " + "Votes : " + movie.getImdb_votes());
|
||||
System.out.println("Director : " + movie.getDirector());
|
||||
System.out.println("Cast : " + movie.getActors());
|
||||
System.out.println("Genre : " + movie.getGenres());
|
||||
System.out.println("Runtime : " + movie.getRuntime() + " | " + "Rated : " + movie.getRated());
|
||||
System.out.println("Country : " + movie.getCountry() + " | " + "Released : " + movie.getReleased());
|
||||
System.out.println("Plot : " + movie.getPlot());
|
||||
System.out.println("Awards : " + movie.getAwards());
|
||||
System.out.println("======================================================================");
|
||||
} catch (Exception e) {
|
||||
System.err.println("ERROR parsing movie details: " + e.getMessage());
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user