Cache UserService getUserByUsername

Author: chatterjeesunit

src/main/java/com/dev/springdemo/auth/user/UserService.java

@@ -1,6 +1,9 @@
 package com.dev.springdemo.auth.user;
 
+import lombok.extern.log4j.Log4j2;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.cache.annotation.CacheConfig;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.security.core.userdetails.UserDetailsService;
 import org.springframework.security.core.userdetails.UsernameNotFoundException;
@@ -9,14 +12,18 @@
 import java.util.Optional;
 
 @Service
+@CacheConfig(cacheNames = "users")
+@Log4j2
 public class UserService implements UserDetailsService {
 
     @Autowired
     private UserRepository userRepository;
 
 
     @Override
+    @Cacheable(condition = "#result?.id")
     public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
+        log.info("Fetching user details for {}", username);
         Optional<User> userByEmail = userRepository.findUserByEmail(username);
         return userByEmail.orElseThrow(() -> new UsernameNotFoundException("User not found."));
     }