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M2MovieRecommander
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Add a view to show user recommendations.

This commit is contained in:
Camille31 2016-11-28 23:59:51 +01:00
parent 3afd36cb06
commit fb23a16374
2 changed files with 55 additions and 0 deletions
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32
src/main/java/com/camillepradel/movierecommender/controller/MainController.java
View File

@ -92,4 +92,36 @@ public class MainController {
return "redirect:/movieratings?user_id=" + rating.getUserId(); return "redirect:/movieratings?user_id=" + rating.getUserId();
} }
@RequestMapping(value = "/recommendations", method = RequestMethod.GET)
public ModelAndView ProcessRecommendations(
@RequestParam(value = "user_id", required = true) Integer userId,
@RequestParam(value = "processing_mode", required = false, defaultValue = "0") Integer processingMode){
System.out.println("GET /movieratings for user " + userId);
// TODO: process recommendations for specified user exploiting other users ratings
// use different methods depending on processingMode parameter
Genre genre0 = new Genre(0, "genre0");
Genre genre1 = new Genre(1, "genre1");
Genre genre2 = new Genre(2, "genre2");
List<Rating> recommendations = new LinkedList<Rating>();
String titlePrefix;
if (processingMode.equals(0))
titlePrefix = "0_";
else if (processingMode.equals(1))
titlePrefix = "1_";
else if (processingMode.equals(2))
titlePrefix = "2_";
else
titlePrefix = "default_";
recommendations.add(new Rating(new Movie(0, titlePrefix + "Titre 0", Arrays.asList(new Genre[] {genre0, genre1})), userId, 5));
recommendations.add(new Rating(new Movie(1, titlePrefix + "Titre 1", Arrays.asList(new Genre[] {genre0, genre2})), userId, 5));
recommendations.add(new Rating(new Movie(2, titlePrefix + "Titre 2", Arrays.asList(new Genre[] {genre1})), userId, 4));
recommendations.add(new Rating(new Movie(3, titlePrefix + "Titre 3", Arrays.asList(new Genre[] {genre0, genre1, genre2})), userId, 3));
ModelAndView mv = new ModelAndView("recommendations");
mv.addObject("recommendations", recommendations);
return mv;
}
} }

23
src/main/webapp/WEB-INF/views/recommendations.jsp Normal file
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@ -0,0 +1,23 @@
<%@ taglib uri="http://www.springframework.org/tags" prefix="spring"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://www.springframework.org/tags/form" prefix="form"%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Recommandations</title>
</head>
<body>
<h1>
Vos recommandations
</h1>
<ul>
<c:forEach items="${recommendations}" var="recommendation">
<li>
${recommendation.getMovie().title}
</li>
</c:forEach>
</ul>
</body>
</html>