Reversed the list

src/main/java/com/example/clientproject/services/RecommendationGenerator.java

@@ -40,7 +40,7 @@ public class RecommendationGenerator {
         userStampBoardsRepo = usbr;
     }
 
-    public String getRecommendations(HttpSession session) throws Exception {
+    public List<Shops> getRecommendations(HttpSession session) throws Exception {
 
         Long userId = 1L;
         List<Tags> tags = new ArrayList<Tags>();
@@ -50,7 +50,7 @@ public class RecommendationGenerator {
             tags = user.get().getFavouriteTags();
             userId = user.get().getUserId();
         }else{
-            return "User not logged in";
+            throw new ForbiddenErrorException("User Not Logged In");
         }
 
         //Make the user weights list
@@ -104,7 +104,6 @@ public class RecommendationGenerator {
                 List<Tags> shopTags = s.getShopTags();
                 //For each tag
                 for(Tags tag : shopTags){
-                    System.out.println(tag.getTagName());
                     //Add 2*factor to tag relevancy or add the tag at 1 if not exists
                     String tagName = tag.getTagName().toLowerCase().strip();
                     if(tagWeights.containsKey(tagName)){
@@ -138,11 +137,16 @@ public class RecommendationGenerator {
 
         Collections.sort(weightedShops, new Comparator<HashMap<Shops, Double>>(){
             public int compare(HashMap<Shops, Double> one, HashMap<Shops, Double> two) {
-                return one.entrySet().iterator().next().getValue().compareTo(two.entrySet().iterator().next().getValue());
+                return two.entrySet().iterator().next().getValue().compareTo(one.entrySet().iterator().next().getValue());
             }
         });
 
-        return weightedShops.toString();
+        //Only return the shop objects
+        List<Shops> recommendations = new ArrayList<>();
+        for(HashMap<Shops, Double> s: weightedShops){
+            recommendations.add(s.entrySet().iterator().next().getKey());
+        }
 
+        return recommendations;
     }
 }

src/main/java/com/example/clientproject/web/restControllers/Recommendations.java

 package com.example.clientproject.web.restControllers;
 
+import com.example.clientproject.data.shops.Shops;
 import com.example.clientproject.data.tags.Tags;
 import com.example.clientproject.data.users.Users;
 import com.example.clientproject.exceptions.ForbiddenErrorException;
@@ -28,11 +29,11 @@ public class Recommendations {
     public String getRecommendationsForUser(HttpSession session){
 
         try {
-            return recommendationGenerator.getRecommendations(session);
+            List<Shops> recommendations = recommendationGenerator.getRecommendations(session);
+            return recommendations.toString();
         }catch (Exception e){
             e.printStackTrace();
             return "User Not Logged In";
         }
-
     }
 }