WebSecurityConfig.java

package com.example.demo.config;
import com.example.demo.security.CustomUserDetailsService;
import com.example.demo.security.RestAuthenticationEntryPoint;
import com.example.demo.security.TokenAuthenticationFilter;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.HttpMethod;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.builders.WebSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.CorsConfigurationSource;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import java.util.List;

@Configuration
@EnableWebSecurity
@EnableGlobalMethodSecurity(prePostEnabled = true)
@RequiredArgsConstructor
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {

    private final CustomUserDetailsService customUserDetailsService;

    private final RestAuthenticationEntryPoint restAuthenticationEntryPoint;

    @Value("${app.allowed-origins}")
    private List<String> allowedOrigins;

    @Override
    public void configure(AuthenticationManagerBuilder authenticationManagerBuilder) throws Exception {
        authenticationManagerBuilder.userDetailsService(customUserDetailsService).passwordEncoder(passwordEncoder());
    }

    @Bean
    @Override
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }

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

    @Bean
    public TokenAuthenticationFilter authenticationJwtTokenFilter() {
        return new TokenAuthenticationFilter();
    }

    @Override
    protected void configure(HttpSecurity http) throws Exception {

        http.cors().configurationSource(corsConfigurationSource()).and().csrf().disable().exceptionHandling()
                .authenticationEntryPoint(restAuthenticationEntryPoint);
        http.sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS);
        http.authorizeRequests().antMatchers("/auth/**").permitAll()

                .antMatchers(HttpMethod.POST,"/interview").hasRole("EMPLOYEE")
                .antMatchers(HttpMethod.GET,"/interview/*").hasRole("EMPLOYEE")
                .antMatchers(HttpMethod.PUT,"/interview/*").hasRole("EMPLOYEE")
                .antMatchers(HttpMethod.DELETE,"/interview/*").hasRole("EMPLOYEE")
                .antMatchers(HttpMethod.GET,"/user/current/vacancy").hasRole("EMPLOYEE")


                // All Permissions

                .antMatchers("/employee/**", "/vacancy/**","/role/**").hasRole("ADMIN")
                .antMatchers("/vacancy/**").hasRole("EMPLOYEE");



        //for swagger
        http.authorizeRequests().antMatchers("/v3/api-docs/*", "/v3/api-docs", "/swagger-ui.html", "/swagger-ui/*").permitAll();
        http.authorizeRequests().anyRequest().authenticated();
        http.addFilterBefore(authenticationJwtTokenFilter(), UsernamePasswordAuthenticationFilter.class);
    }


    @Override
    public void configure(WebSecurity web) throws Exception {

    }

    @Bean
    CorsConfigurationSource corsConfigurationSource() {
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        CorsConfiguration corsConfiguration = new CorsConfiguration().applyPermitDefaultValues();
        corsConfiguration.setAllowedOrigins(allowedOrigins);
        corsConfiguration.setAllowCredentials(true);
        corsConfiguration.addAllowedMethod(HttpMethod.PUT);
        corsConfiguration.addAllowedMethod(HttpMethod.DELETE);
        corsConfiguration.addAllowedMethod(HttpMethod.OPTIONS);
        corsConfiguration.addAllowedMethod(HttpMethod.PATCH);
        source.registerCorsConfiguration("/**", corsConfiguration);
        return source;
    }


}