UserService.java
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package com.ecommerce.user.service;
import com.ecommerce.user.model.User;
import com.ecommerce.user.repository.UserRepository;
import lombok.RequiredArgsConstructor;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.stereotype.Service;
import java.util.List;
import java.util.Optional;
@Service
@RequiredArgsConstructor
public class UserService {
private final UserRepository userRepository;
@Cacheable(value = "users", key = "#id")
public Optional<User> getUserById(Long id) {
return userRepository.findById(id);
}
@Cacheable(value = "users", key = "#email")
public Optional<User> getUserByEmail(String email) {
return userRepository.findByEmail(email);
}
@Cacheable(value = "users", key = "#username")
public Optional<User> getUserByUsername(String username) {
return userRepository.findByUsername(username);
}
public User saveUser(User user) {
return userRepository.save(user);
}
public void deleteUser(Long id) {
userRepository.deleteById(id);
}
public List<User> getAllUsers() {
return userRepository.findAll();
}
}