ADD::Added checkstyle comments

FIX::fixed some checkstyle warnings

src/Client/src/main/java/greenify/client/controller/UserController.java

@@ -68,7 +68,9 @@ public class UserController {
                 this.getClass().getClassLoader().getResource("fxml/dashboard.fxml")
         );
         Scene scene = new Scene(dash);
-        scene.getStylesheets().add(getClass().getClassLoader().getResource("stylesheets/dashboardStyle.css").toExternalForm());
+        scene.getStylesheets().add(getClass()
+                .getClassLoader()
+                .getResource("stylesheets/dashboardStyle.css").toExternalForm());
         Stage appStage = new Stage();
         appStage.setScene(scene);
         appStage.show();
@@ -95,6 +97,12 @@ public class UserController {
         }
     }
 
+    /**
+     * handles the click of the 'sign up' button.
+     * opens a new stage where the user can register.
+     * @param event the click of the button
+     * @throws Exception an exception if the fxml file is not found
+     */
     public void handleRegisterButtonAction(ActionEvent event) throws Exception {
         //load the fxml file
         Parent registerWindow = FXMLLoader.load(

src/Server/src/main/java/greenify/server/data/model/User.java

@@ -48,7 +48,9 @@ public class User {
         return id;
     }
 
-    public void setId(Long id) { this.id = id; }
+    public void setId(Long id) {
+        this.id = id;
+    }
 
     /**
      * gets the name.
@@ -58,7 +60,9 @@ public class User {
         return name;
     }
 
-    public void setName(String name) { this.name = name; }
+    public void setName(String name) {
+        this.name = name;
+    }
 
     /**
      * gets the password.
@@ -68,7 +72,9 @@ public class User {
         return password;
     }
 
-    public void setPassword(String password) { this.password = password; }
+    public void setPassword(String password) {
+        this.password = password;
+    }
 
     /**
      * gets the number of vegan meal.
@@ -78,5 +84,7 @@ public class User {
         return veganMeal;
     }
 
-    public void setVeganMeal(int veganMeal) { this.veganMeal = veganMeal; }
+    public void setVeganMeal(int veganMeal) {
+        this.veganMeal = veganMeal;
+    }
 }

src/Server/src/main/java/greenify/server/data/repository/UserRepository.java

@@ -6,7 +6,9 @@ import org.springframework.data.repository.CrudRepository;
 public interface UserRepository extends CrudRepository<User, Integer> {
     //    User findByName(@Param("name") String name);
     User findByName(String name);
+
     User findById(Long id);
+
     <T extends User> T save(T user);
 }
 

src/Server/src/main/java/greenify/server/rest/MainController.java

@@ -17,16 +17,22 @@ public class MainController {
     // Which is auto-generated by Spring, we will use it to handle the data
     private UserRepository userRepository;
 
+    /**
+     * getmapping for adding a user.
+     * @param name the username of the user
+     * @param password the password of the user
+     * @return a response for adding the user, "saved", if it succeeded
+     */
     @GetMapping(path = "/add") // Map ONLY GET Requests
-    public @ResponseBody String addNewUser (@RequestParam String name
-            , @RequestParam String password) {
+    public @ResponseBody String addNewUser(@RequestParam String name,
+                                           @RequestParam String password) {
         // @ResponseBody means the returned String is the response, not a view name
         // @RequestParam means it is a parameter from the GET or POST request
 
-        User n = new User();
-        n.setName(name);
-        n.setPassword(password);
-        userRepository.save(n);
+        User newuser = new User();
+        newuser.setName(name);
+        newuser.setPassword(password);
+        userRepository.save(newuser);
         return "Saved";
     }
 

src/Server/src/main/java/greenify/server/service/UserService.java

@@ -55,16 +55,21 @@ public class UserService {
      * add vegan meal to the user.
      * @param id the id of the user
      * @param name the name of the user
-     * @return a userDTO of the user added vegan meal
      */
     public void addVeganMeal(Long id, String name) {
         User user = userRepository.findByName(name);
         int count = user.getVeganMeal();
         count++;
         user.setVeganMeal(count);
-        logger.info("Added vegan meal to user(id=" + user.getId() + ", name=" + user.getName() + ")");
+        logger.info("Added vegan meal to user(id=" 
+                + user.getId() + ", name=" + user.getName() + ")");
     }
 
+    /**
+     * gets the username of the user with the specified id.
+     * @param id the id of the user
+     * @return the username of the user
+     */
     public String getUsername(Long id) {
         User user = userRepository.findById(id);
         String name = user.getName();