Java tutorial
/* * Copyright 2014-2015 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.cletogadelha.sevice; import java.util.Collection; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.security.core.GrantedAuthority; import org.springframework.security.core.userdetails.UserDetails; import org.springframework.security.core.userdetails.UserDetailsService; import org.springframework.security.core.userdetails.UsernameNotFoundException; import org.springframework.stereotype.Service; import com.cletogadelha.entity.User; import com.cletogadelha.repository.UserRepository; @Service public class CustomUserDetailsService implements UserDetailsService { private final UserRepository userRepository; @Autowired public CustomUserDetailsService(UserRepository userRepository) { this.userRepository = userRepository; } @Override public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException { User user = userRepository.findByLogin(username); if (user == null) { throw new UsernameNotFoundException(String.format("User %s does not exist!", username)); } return new UserRepositoryUserDetails(user); } private final static class UserRepositoryUserDetails extends User implements UserDetails { private static final long serialVersionUID = 1L; private UserRepositoryUserDetails(User user) { super(user); } @Override public Collection<? extends GrantedAuthority> getAuthorities() { return getRoles(); } @Override public String getUsername() { return getLogin(); } @Override public boolean isAccountNonExpired() { return true; } @Override public boolean isAccountNonLocked() { return true; } @Override public boolean isCredentialsNonExpired() { return true; } @Override public boolean isEnabled() { return true; } } }