Alma User API with a Swagger CodeGen Java client SDK

GetUser.java

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateDeserializer;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;

import com.exlibrisgroup.alma.ApiClient;
import com.exlibrisgroup.alma.ApiException;
import com.exlibrisgroup.alma.Configuration;
import com.exlibrisgroup.alma.apis.UsersApi;
import com.exlibrisgroup.alma.auth.ApiKeyAuth;
import com.exlibrisgroup.alma.models.*;

public class GetUser {

  public static void main(String[] args) {
        ApiClient defaultClient = Configuration.getDefaultApiClient();

        // Configure API key authorization: ApiKeyAuth
        ApiKeyAuth ApiKeyAuth = (ApiKeyAuth) defaultClient.getAuthentication("ApiKeyAuth");
        ApiKeyAuth.setApiKey(System.getenv("ALMA_APIKEY"));
        
        // Configure date serializers
        UsersApi apiInstance = new UsersApi();
        JavaTimeModule module = new JavaTimeModule();
        module.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ISO_OFFSET_DATE_TIME));
        module.addDeserializer(LocalDate.class, new LocalDateDeserializer(DateTimeFormatter.ISO_OFFSET_DATE));
        ObjectMapper om = new ObjectMapper().registerModule(module);
        
        /* GET USER */
        if (args.length<1) {
            System.out.println("Missing parameters: user_id");
            System.exit(1);
        }
        String userId = args[0];        
        try {
            Object result = apiInstance.getalmawsv1usersuserId(userId, null, null, null, null);
            User2 user = om.convertValue(result, User2.class);
            System.out.println(String.format("Retrieved details for %s %s", user.getFirstName(), user.getLastName()));
        } catch (ApiException e) {
            System.err.println("Exception when calling UsersApi#getalmawsv1usersuserId");
            e.printStackTrace();
        }
    }
}