private final TokenProvider tokenProvider;
    protected UserDetailsService userDetailsService;//= (UserDetailsService) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
    private final CorsFilter corsFilter;
    private final SecurityProblemSupport problemSupport;



    public SecurityConfiguration(UserDetailsService userDetailsService,TokenProvider tokenProvider, CorsFilter corsFilter, SecurityProblemSupport problemSupport) {
        this.tokenProvider = tokenProvider;
        this.corsFilter = corsFilter;
        this.userDetailsService = userDetailsService;
        this.problemSupport = problemSupport;
    }

    @Bean
    public PasswordEncoder passwordEncoder() {
        return new BCryptPasswordEncoder();
    }

    @Override
    public void configure(WebSecurity web) throws Exception {
        web.ignoring()
            .antMatchers(HttpMethod.OPTIONS, "/**")
            .antMatchers("/swagger-ui/index.html")
            .antMatchers("/test/**");
    }

    @Override
    public void configure(HttpSecurity http) throws Exception {
        // @formatter:off
        http
            .csrf()
            .disable()
            .addFilterBefore(corsFilter, UsernamePasswordAuthenticationFilter.class)
            .addFilterAfter(switchUserFilter(), FilterSecurityInterceptor.class)
            .exceptionHandling()
            .authenticationEntryPoint(problemSupport)
            .accessDeniedHandler(problemSupport)
        .and()
            .headers()
            .frameOptions()
            .disable()
        .and()
            .sessionManagement()
            .sessionCreationPolicy(SessionCreationPolicy.STATELESS)
        .and()
            .authorizeRequests()
            .antMatchers("/api/authenticate").permitAll()
            .antMatchers("/api/register").permitAll()
            .antMatchers("/api/activate").permitAll()
            .antMatchers("/api/account/reset-password/init").permitAll()
            .antMatchers("/api/account/reset-password/finish").permitAll()
            .antMatchers("/api/**").authenticated()
            .antMatchers("/management/health").permitAll()
            .antMatchers("/management/info").permitAll()
            .antMatchers("/management/prometheus").permitAll()
            .antMatchers("/management/**").hasAuthority(AuthoritiesConstants.ADMIN)
            .antMatchers("/login/switchUser").permitAll()
            .antMatchers("/login/impersonate").permitAll()
        .and()
            .apply(securityConfigurerAdapter());
        // @formatter:on
    }


    @Bean
    public SwitchUserFilter switchUserFilter() {

        SwitchUserFilter filter = new SwitchUserFilter();
            filter.setUserDetailsService(userDetailsService);
            filter.setSwitchUserUrl("/login/impersonate");
            filter.setSwitchFailureUrl("/login/switchUser");
            filter.setTargetUrl("/#/home");

        return filter;
    }


    private JWTConfigurer securityConfigurerAdapter() {
        return new JWTConfigurer(tokenProvider);
    }
}