spring security에서 authenticationManager가 등록이 안됩디ㅏ

Question

package com.example.memo_project.utils; import com.example.memo_project.service.LoginService; import com.fasterxml.jackson.databind.ObjectMapper; import lombok.RequiredArgsConstructor; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; import org.springframework.context.annotation.Lazy; import org.springframework.context.annotation.Scope; import org.springframework.security.authentication.AuthenticationManager; import org.springframework.security.authentication.ProviderManager; import org.springframework.security.authentication.dao.DaoAuthenticationProvider; import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder; import org.springframework.security.config.annotation.authentication.configuration.AuthenticationConfiguration; 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.configuration.WebSecurityConfigurerAdapter; import org.springframework.security.core.Authentication; import org.springframework.security.core.userdetails.UserDetailsService; import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder; import org.springframework.security.crypto.factory.PasswordEncoderFactories; import org.springframework.security.crypto.password.PasswordEncoder; import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter; &#64;EnableWebSecurity &#64;Configuration &#64;RequiredArgsConstructor public class SecurityConfig extends WebSecurityConfigurerAdapter { private final LoginSuccessHandler loginSuccessHandler; private final LoginFailureHandler loginFailureHandler; &#64;Override &#64;Bean public AuthenticationManager authenticationManagerBean() throws Exception { return super.authenticationManagerBean(); } &#64;Bean public BCryptPasswordEncoder passwordEncoder() { return new BCryptPasswordEncoder(); } &#64;Override protected void configure(HttpSecurity http) throws Exception { http .csrf().disable() .authorizeRequests() .antMatchers(&#34;/api/**&#34;).permitAll() .anyRequest().authenticated() .and() .formLogin() .usernameParameter(&#34;userId&#34;) .passwordParameter(&#34;password&#34;) .loginProcessingUrl(&#34;/api/login&#34;) .defaultSuccessUrl(&#34;/api/login-success&#34;) .permitAll(); http.addFilterAt(getAuthenticationFilter(), UsernamePasswordAuthenticationFilter.class); } &#64;Bean public JsonAuthenticationFilter getAuthenticationFilter() throws Exception { JsonAuthenticationFilter authFilter &#61; new JsonAuthenticationFilter(authenticationManagerBean()); try { authFilter.setFilterProcessesUrl(&#34;/user/login&#34;); authFilter.setUsernameParameter(&#34;username&#34;); authFilter.setPasswordParameter(&#34;password&#34;); authFilter.setAuthenticationSuccessHandler(loginSuccessHandler); authFilter.setAuthenticationFailureHandler(loginFailureHandler); } catch (Exception e) { throw new RuntimeException(e); } return authFilter; } } package com.example.memo_project.utils; import com.fasterxml.jackson.databind.ObjectMapper; import lombok.*; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.security.authentication.*; import org.springframework.security.core.Authentication; import org.springframework.security.core.AuthenticationException; import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder; import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter; import org.springframework.stereotype.Component; import org.springframework.util.MimeTypeUtils; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; import java.util.stream.Collectors; &#64;Component &#64;RequiredArgsConstructor public class JsonAuthenticationFilter extends UsernamePasswordAuthenticationFilter { private final AuthenticationManager authenticationManager; &#64;Override public Authentication attemptAuthentication(HttpServletRequest request, HttpServletResponse response) throws AuthenticationException { UsernamePasswordAuthenticationToken authenticationToken; ObjectMapper objectMapper &#61; new ObjectMapper(); BCryptPasswordEncoder bCryptPasswordEncoder &#61; new BCryptPasswordEncoder(); if (request.getContentType().equals(MimeTypeUtils.APPLICATION_JSON_VALUE)) { //Json 요청으로 들어온 경우 try { LoginDto loginDto &#61; objectMapper.readValue( request.getReader().lines().collect(Collectors.joining()), LoginDto.class); System.out.println(loginDto.getUsername()); System.out.println(loginDto.getPassword()); if (!bCryptPasswordEncoder.matches(bCryptPasswordEncoder.encode(&#34;1234&#34;), loginDto.password)) { throw new BadCredentialsException(&#34;비밀번호 달라요&#34;); } authenticationToken &#61; new UsernamePasswordAuthenticationToken(loginDto.username, loginDto.password); } catch (IOException e) { e.printStackTrace(); throw new AuthenticationServiceException(&#34;Request type error&#34;); } // form 요청으로 들어온 경우 } else { String username &#61; obtainUsername(request); String password &#61; obtainPassword(request); authenticationToken &#61; new UsernamePasswordAuthenticationToken(username, password); } this.setDetails(request, authenticationToken); return this.getAuthenticationManager().authenticate(authenticationToken); } &#64;NoArgsConstructor &#64;Getter static class LoginDto { private String username; private String password; } } JsonAuthenticationFilter를 Filter로 등록을 하려고 합니다.근데 왜 계속 authenticationManager가 등록이 안된다고 하는지 모르겠습니다. 분명 authenticationManagerBean을 통해서 등록을 했는데 not be specified 오류가 나네요 ㅠㅠ도대체 뭐가 문제인건가요 ??

spring security에서 authenticationManager가 등록이 안됩디ㅏ

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