Spring :WebSecurityConfigurerAdapter config

@EnableWebMvcSecurity
@Configuration
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {
	
	@Autowired
	private DataSource dataSource;
	
	@Override
    protected void configure(HttpSecurity http) throws Exception {
        http
            .authorizeRequests()
            .antMatchers("/resources/**").permitAll()
                .antMatchers("/","/index", "/home").permitAll()
                .antMatchers("/index.html").permitAll()
                .anyRequest().authenticated()
                .and()
            .formLogin()
                .loginPage("/login")
                .permitAll()
                .and()
            .logout()
                .permitAll();
    }

    @Override
    @Bean
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }
    @Autowired
    public void configureGlobal(AuthenticationManagerBuilder auth) throws Exception {
    	/* 
    	auth
    	  .inMemoryAuthentication()
          .withUser("user").password("password").roles("USER");
    		*/
    	auth
		.jdbcAuthentication()
			.dataSource(dataSource)
			.usersByUsernameQuery("select username,password,enabled from users where username = ?")
	        .authoritiesByUsernameQuery("select username,authority from  authorities where username = ?");

    }
}