增加一個配置解決:
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class MyJsonConfig {
@Bean
public ObjectMapper objectMapper() {
return new ObjectMapper().disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
}
}
666666666666666666666!!