Spring Mvc With Hibernate Example Review

@Override public void updateUser(User user) { Session session = sessionFactory.getCurrentSession(); session.update(user); }

@Override public void saveUser(User user) { Session session = sessionFactory.getCurrentSession(); session.saveOrUpdate(user); }

@Override public void deleteUser(Long id) { Session session = sessionFactory.getCurrentSession(); User user = session.get(User.class, id); if (user != null) { session.delete(user); } } } UserService Interface package com.example.service; import com.example.model.User; import java.util.List; spring mvc with hibernate example

@Column(name = "age") private int age;

public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } User user = session.get(User.class

<!-- MySQL Driver --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>8.0.33</version> </dependency>

@Override public void deleteUser(Long id) { userDAO.deleteUser(id); } } UserController.java package com.example.controller; import com.example.model.User; import com.example.service.UserService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.validation.BindingResult; import org.springframework.web.bind.annotation.*; import javax.validation.Valid; import java.util.List; if (user != null) { session.delete(user)

// Constructors public User() {}

@GetMapping("/list") public String listUsers(Model model) { List<User> users = userService.getAllUsers(); model.addAttribute("users", users); return "user-list"; }

// Getters and Setters public Long getId() { return id; } public void setId(Long id) { this.id = id; }

@Configuration @EnableTransactionManagement public class HibernateConfig {