sakthivikram/geo-location

1package com.georeport.security;2 3import com.georeport.entity.User;4import com.georeport.repository.UserRepository;5import org.springframework.beans.factory.annotation.Autowired;6import org.springframework.security.core.authority.SimpleGrantedAuthority;7import org.springframework.security.core.userdetails.UserDetails;8import org.springframework.security.core.userdetails.UserDetailsService;9import org.springframework.security.core.userdetails.UsernameNotFoundException;10import org.springframework.stereotype.Service;11import org.springframework.transaction.annotation.Transactional;12 13import java.util.stream.Collectors;14 15/**16 * Custom UserDetailsService implementation.17 * Loads user details from database for Spring Security authentication.18 */19@Service20public class CustomUserDetailsService implements UserDetailsService {21 22        @Autowired23        private UserRepository userRepository;24 25        @Override26        @Transactional(readOnly = true)27        public UserDetails loadUserByUsername(String email) throws UsernameNotFoundException {28                User user = userRepository.findByEmail(email)29                                .orElseThrow(() -> new UsernameNotFoundException(30                                                "User not found with email: " + email));31 32                return new org.springframework.security.core.userdetails.User(33                                user.getEmail(),34                                user.getPassword(),35                                user.getIsActive(),36                                true,37                                true,38                                true,39                                user.getRoles().stream()40                                                .map(role -> new SimpleGrantedAuthority(role.getName().name()))41                                                .collect(Collectors.toList()));42        }43 44        /**45         * Load user by ID46         */47        @Transactional(readOnly = true)48        public UserDetails loadUserById(Long id) {49                User user = userRepository.findById(id)50                                .orElseThrow(() -> new UsernameNotFoundException("User not found with id: " + id));51 52                return new org.springframework.security.core.userdetails.User(53                                user.getEmail(),54                                user.getPassword(),55                                user.getIsActive(),56                                true,57                                true,58                                true,59                                user.getRoles().stream()60                                                .map(role -> new SimpleGrantedAuthority(role.getName().name()))61                                                .collect(Collectors.toList()));62        }63}64