I’m using spring-security-oauth2-client in my web application. I want to use custom user type. But got error when Insteate OAuthUser using request body that authentication server sent.
The reason why I use custom user type is because I want to use string value inside of hashmap as nameAttributeKey instead of string value.
SecurityConfig
http.oauth2Login()
.userInfoEndpoint()
.customUserType(NaverOAuth2User.class, "naver");
NaverOAuth2User
public class NaverOAuth2User implements OAuth2User {
public NaverOAuth2User(Collection<? extends GrantedAuthority> authorities, Map<String, Object> attributes, String nameAttributeKey) {
...
}
...
}
I expect NaverOAuth2User's constructor called, but error caused before serialization.
Caused by: com.fasterxml.jackson.databind.exc.InvalidDefinitionException: Cannot construct instance of `com.rw.springsecurity.vo.NaverOAuth2User` (no Creators, like default construct, exist): cannot deserialize from Object value (no delegate- or property-based Creator)
at [Source: (PushbackInputStream); line: 1, column: 2]
at com.fasterxml.jackson.databind.exc.InvalidDefinitionException.from(InvalidDefinitionException.java:67) ~[jackson-databind-2.9.9.3.jar:2.9.9.3]
at com.fasterxml.jackson.databind.DeserializationContext.reportBadDefinition(DeserializationContext.java:1452) ~[jackson-databind-2.9.9.3.jar:2.9.9.3]
at com.fasterxml.jackson.databind.DeserializationContext.handleMissingInstantiator(DeserializationContext.java:1028) ~[jackson-databind-2.9.9.3.jar:2.9.9.3]
at com.fasterxml.jackson.databind.deser.BeanDeserializerBase.deserializeFromObjectUsingNonDefault(BeanDeserializerBase.java:1297) ~[jackson-databind-2.9.9.3.jar:2.9.9.3]
at com.fasterxml.jackson.databind.deser.BeanDeserializer.deserializeFromObject(BeanDeserializer.java:326) ~[jackson-databind-2.9.9.3.jar:2.9.9.3]
at com.fasterxml.jackson.databind.deser.BeanDeserializer.deserialize(BeanDeserializer.java:159) ~[jackson-databind-2.9.9.3.jar:2.9.9.3]
at com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:4014) ~[jackson-databind-2.9.9.3.jar:2.9.9.3]
at com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:3085) ~[jackson-databind-2.9.9.3.jar:2.9.9.3]
at org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.readJavaType(AbstractJackson2HttpMessageConverter.java:239) ~[spring-web-5.1.10.RELEASE.jar:5.1.10.RELEASE]
I assume that constructor parameter is wrong.