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M2MovieRecommander
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Add a view to show movies of a given user (or all movies if no user is specified).

This commit is contained in:
Camille31 2016-11-13 23:16:03 +01:00
parent b1dd0dd0bb
commit 5284966d4a
5 changed files with 116 additions and 1 deletions
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6
pom.xml
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@ -36,6 +36,12 @@
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
</dependencies>

30
src/main/java/com/camillepradel/movierecommender/controller/MainController.java
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@ -1,11 +1,17 @@
package com.camillepradel.movierecommender.controller;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.List;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.ModelAndView;
import com.camillepradel.movierecommender.model.Genre;
import com.camillepradel.movierecommender.model.Movie;
@Controller
public class MainController {
String message = "Welcome to Spring MVC!";
@ -20,4 +26,26 @@ public class MainController {
mv.addObject("name", name);
return mv;
}
@RequestMapping("/movies")
public ModelAndView showMovies(
@RequestParam(value = "user_id", required = false) Integer userId) {
System.out.println("show Movies of user " + userId);
// TODO: write query to retrieve all movies from DB or all movies rated by user with id userId,
// depending on whether or not a value was given for userId
List<Movie> movies = new LinkedList<Movie>();
Genre genre0 = new Genre(0, "genre0");
Genre genre1 = new Genre(1, "genre1");
Genre genre2 = new Genre(2, "genre2");
movies.add(new Movie(0, "Titre 0", Arrays.asList(new Genre[] {genre0, genre1})));
movies.add(new Movie(1, "Titre 1", Arrays.asList(new Genre[] {genre0, genre2})));
movies.add(new Movie(2, "Titre 2", Arrays.asList(new Genre[] {genre1})));
movies.add(new Movie(3, "Titre 3", Arrays.asList(new Genre[] {genre0, genre1, genre2})));
ModelAndView mv = new ModelAndView("movies");
mv.addObject("userId", userId);
mv.addObject("movies", movies);
return mv;
}
}

20
src/main/java/com/camillepradel/movierecommender/model/Genre.java Normal file
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@ -0,0 +1,20 @@
package com.camillepradel.movierecommender.model;
public class Genre {
private int id;
private String name;
public Genre(int id, String name) {
this.id = id;
this.name = name;
}
public long getId() {
return this.id;
}
public String getName() {
return this.name;
}
}

28
src/main/java/com/camillepradel/movierecommender/model/Movie.java Normal file
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@ -0,0 +1,28 @@
package com.camillepradel.movierecommender.model;
import java.util.List;
public class Movie {
private int id;
private String title;
private List<Genre> genres;
public Movie(int id, String title, List<Genre> genres) {
this.id = id;
this.title = title;
this.genres = genres;
}
public long getId() {
return this.id;
}
public String getTitle() {
return this.title;
}
public List<Genre> getGenres() {
return this.genres;
}
}

33
src/main/webapp/WEB-INF/views/movies.jsp Normal file
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@ -0,0 +1,33 @@
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Films</title>
</head>
<body>
<h1>
<c:choose>
<c:when test="${userId==null}">
Tous les films
</c:when>
<c:otherwise>
Films de l'utilisateur ${userId}
</c:otherwise>
</c:choose>
</h1>
<ul>
<c:forEach items="${movies}" var="movie">
<li>
${movie.title}
<ul>
<c:forEach items="${movie.genres}" var="genre">
<li>
${genre.name}
</li>
</c:forEach>
</ul>
</li>
</c:forEach>
</ul>
</body>
</html>