content: package com.genuinecoder.jwt;
  
  import com.genuinecoder.jwt.model.MyUserDetailService;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.security.authentication.AuthenticationManager;
  import org.springframework.security.authentication.AuthenticationProvider;
  import org.springframework.security.authentication.ProviderManager;
  import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
  import org.springframework.security.config.annotation.web.builders.HttpSecurity;
  import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
  import org.springframework.security.config.annotation.web.configurers.AbstractAuthenticationFilterConfigurer;
  import org.springframework.security.config.annotation.web.configurers.AbstractHttpConfigurer;
  import org.springframework.security.core.userdetails.UserDetailsService;
  import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
  import org.springframework.security.crypto.password.PasswordEncoder;
  import org.springframework.security.web.SecurityFilterChain;
  import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
  
  @Configuration
  @EnableWebSecurity
  public class SecurityConfiguration {
  
      @Autowired
      private MyUserDetailService userDetailService;
      @Autowired
      private JwtAuthenticationFilter jwtAuthenticationFilter;
  
      @Bean
      public SecurityFilterChain securityFilterChain(HttpSecurity httpSecurity) throws Exception {
          return httpSecurity
                  .csrf(AbstractHttpConfigurer::disable)
                  .authorizeHttpRequests(registry -> {
                      registry.requestMatchers("/home", "/register/**", "/authenticate").permitAll();
                      registry.requestMatchers("/admin/**").hasRole("ADMIN");
                      registry.requestMatchers("/user/**").hasRole("USER");
                      registry.anyRequest().authenticated();
                  })
                  .formLogin(AbstractAuthenticationFilterConfigurer::permitAll)
                  .addFilterBefore(jwtAuthenticationFilter, UsernamePasswordAuthenticationFilter.class)
                  .build();
      }
  
      @Bean
      public UserDetailsService userDetailsService() {
          return userDetailService;
      }
  
      @Bean
      public AuthenticationProvider authenticationProvider() {
          DaoAuthenticationProvider provider = new DaoAuthenticationProvider();
          provider.setUserDetailsService(userDetailService);
          provider.setPasswordEncoder(passwordEncoder());
          return provider;
      }
  
      @Bean
      public AuthenticationManager authenticationManager() {
          return new ProviderManager(authenticationProvider());
      }
  
      @Bean
      public PasswordEncoder passwordEncoder() {
          return new BCryptPasswordEncoder();
      }
  }
  