JAVA

Authentication Server with spring, JWT & JPA

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.oauth2.config.annotation.configurers.ClientDetailsServiceConfigurer;
import org.springframework.security.oauth2.config.annotation.web.configuration.AuthorizationServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableAuthorizationServer;
import org.springframework.security.oauth2.config.annotation.web.configurers.AuthorizationServerEndpointsConfigurer;
import org.springframework.security.oauth2.config.annotation.web.configurers.AuthorizationServerSecurityConfigurer;
import org.springframework.security.oauth2.provider.token.TokenStore;
import org.springframework.security.oauth2.provider.token.store.JdbcTokenStore;
import org.springframework.security.oauth2.provider.token.store.JwtAccessTokenConverter;

import javax.sql.DataSource;

@Configuration
@EnableAuthorizationServer
public class AuthorizationServerConfig
        extends AuthorizationServerConfigurerAdapter {

    @Value("${jwt.key}")
    private String jwtKey;
    @Autowired
    private PasswordEncoder passwordEncoder;
    @Autowired
    private DataSource dataSource;
    @Autowired
    private AuthenticationManager authenticationManager;
    @Autowired
    private TokenStore tokenStore;
    @Autowired
    private JwtAccessTokenConverter jwtAccessTokenConverter;
    @Autowired
    private UserDetailsService userDetailsService;
    @Override
    public void configure(ClientDetailsServiceConfigurer clients) throws Exception {
        clients.jdbc(dataSource).passwordEncoder(passwordEncoder);
    }

    @Override
    public void configure(AuthorizationServerEndpointsConfigurer endpoints) {
        endpoints
                .authenticationManager(authenticationManager)
                .tokenStore(tokenStore)
                .accessTokenConverter(jwtAccessTokenConverter)
                .userDetailsService(userDetailsService);
    }

    @Bean
    public TokenStore tokenStore() {
        return new JdbcTokenStore(dataSource);
    }

    @Bean
    public JwtAccessTokenConverter jwtAccessTokenConverter() {
        var converter = new JwtAccessTokenConverter();
        converter.setSigningKey(jwtKey);
        return converter;
    }

    @Override
    public void configure(AuthorizationServerSecurityConfigurer security) {
        security.checkTokenAccess("isAuthenticated()");
    }
}