refactor(backend): Minor backend refactors and dependency update

- Removed unnecessary comments and variables from the backend code.
- Formatted the backend code for better readability.
- Updated dependencies to address vulnerability issues.

00-pazmany-labor-2024-master/backend/pom.xml

@@ -17,7 +17,7 @@
 	<properties>
 		<java.version>17</java.version>
 		<openfeign.version>2.2.0</openfeign.version>
-		<maven-model.version>3.3.9</maven-model.version>
+		<maven-model.version>3.9.6</maven-model.version>
 		<spring.openfeign.version>4.0.4</spring.openfeign.version>
 	</properties>
 	<dependencies>

backend/pom.xml

@@ -10,14 +10,14 @@
 		<relativePath /> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>hu.pazmany</groupId>
-	<artifactId>example</artifactId>
+	<artifactId>vauvau</artifactId>
 	<version>0.0.1-SNAPSHOT</version>
-	<name>project</name>
+	<name>vauvau</name>
 	<description>Demo project for Spring Boot</description>
 	<properties>
 		<java.version>17</java.version>
 		<openfeign.version>2.2.0</openfeign.version>
-		<maven-model.version>3.3.9</maven-model.version>
+		<maven-model.version>3.9.6</maven-model.version>
 		<spring.openfeign.version>4.0.4</spring.openfeign.version>
 	</properties>
 	<dependencies>

backend/src/main/java/hu/pazmany/controller/Controller.java

@@ -180,16 +180,33 @@ public class Controller {
 
     }
 
-	private abstract class ValidationError {
-		private String message;
+    private abstract static class ValidationError {
+        private final String message;
 
         public String getMessage() {
             return message;
         }
 
-		ValidationError(String m) { message = m; }
+        ValidationError(String m) {
+            message = m;
+        }
+    }
+
+    private static class RequestValidationError extends ValidationError {
+        RequestValidationError() {
+            super("Érvénytelen kérés");
+        }
+    }
+
+    private static class UsernameValidationError extends ValidationError {
+        UsernameValidationError() {
+            super("Érvénytelen felhasználónév");
+        }
+    }
+
+    private static class PasswordValidationError extends ValidationError {
+        PasswordValidationError() {
+            super("Érvénytelen jelszó");
+        }
     }
-	private class RequestValidationError extends ValidationError { RequestValidationError() { super("Érvénytelen kérés"); } }
-	private class UsernameValidationError extends ValidationError { UsernameValidationError() { super("Érvénytelen felhasználónév"); } }
-	private class PasswordValidationError extends ValidationError { PasswordValidationError() { super("Érvénytelen jelszó"); } }
 }

backend/src/main/java/hu/pazmany/security/JwtTokenProvider.java

@@ -19,11 +19,10 @@ public class JwtTokenProvider {
     }
 
     public String generateToken(Integer userId) {
-        String token = Jwts.builder()
+        return Jwts.builder()
                 .setSubject(String.valueOf(userId))
                 .signWith(secretKey)
                 .compact();
-        return token;
     }
 
     public boolean validateToken(String token) {

backend/src/main/java/hu/pazmany/service/DogService.java

@@ -34,8 +34,6 @@ public class DogService {
 
     public void addNewDog(DetailedDogDTO dto) throws IOException {
         DogEntity newDog = new DogEntity();
-        //newDog.setId(dogRepository.findAllDogs().size());
-        //System.out.println(newDog.getId());
 
         newDog.setName(dto.getName());
         //newDog.setPicture(pic.getBytes());
@@ -53,9 +51,8 @@ public class DogService {
             if (editRequest.getName() != null) {
                 dogEntity.setName(editRequest.getName());
             }
-            if (mpf.getBytes() != null) {
+            mpf.getBytes();
             dogEntity.setPicture(mpf.getBytes());
-            }
             if (editRequest.getAge() != null) {
                 dogEntity.setAge(editRequest.getAge());
             }