Align Jackson configs

Author: bitxon

dropwizard-app/src/main/java/bitxon/dropwizard/DropwizardApplication.java

@@ -10,6 +10,8 @@
 import bitxon.dropwizard.errorhandler.ResourceNotFoundExceptionHandler;
 import bitxon.dropwizard.mapper.AccountMapper;
 import bitxon.dropwizard.resource.AccountResource;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.SerializationFeature;
 import io.dropwizard.client.JerseyClientBuilder;
 import io.dropwizard.core.Application;
 import io.dropwizard.core.setup.Bootstrap;
@@ -67,6 +69,10 @@ protected void configure() {
         var exchangeClient = new ExchangeClient(client, configuration.getExchangeClientConfig());
         environment.jersey().register(exchangeClient);
 
+        var objectMapper = environment.getObjectMapper();
+        objectMapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
+        objectMapper.enable(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY); // not really necessary, but shows how to customize Jackson
+
 
         environment.jersey().register(AccountResource.class);
 

dropwizard-app/src/test/java/bitxon/dropwizard/test/GetByIdDropwizardTest.java

@@ -19,7 +19,8 @@ void getById() {
             .get("/accounts/{id}")
         .then()
             .statusCode(200)
-            .body("id", is(expectedId));
+            .body("id", is(expectedId))
+            .body("dateOfBirth", is("1991-01-21"));
         //@formatter:on
     }
 

micronaut-app/src/main/resources/application.yml

@@ -24,6 +24,12 @@ netty:
     allocator:
       max-order: 3
 
+jackson:
+  serialization:
+    WRITE_DATES_AS_TIMESTAMPS: false
+  deserialization:
+    ACCEPT_SINGLE_VALUE_AS_ARRAY: true # not really necessary, but shows how to customize Jackson
+
 datasources:
   default:
     maximum-pool-size: 40 # default=10

micronaut-app/src/test/java/bitxon/micronaut/test/GetAccountByIdMicronautTest.java

@@ -20,7 +20,8 @@ void getById() {
             .get("/accounts/{id}")
         .then()
             .statusCode(200)
-            .body("id", is(expectedId));
+            .body("id", is(expectedId))
+            .body("dateOfBirth", is("1991-01-21"));
         //@formatter:on
     }
 

quarkus-app/src/main/java/bitxon/quarkus/customization/RegisterObjectMapperCustomizer.java

@@ -1,6 +1,6 @@
 package bitxon.quarkus.customization;
 
-import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import io.quarkus.jackson.ObjectMapperCustomizer;
 import jakarta.inject.Singleton;
@@ -9,6 +9,6 @@
 public class RegisterObjectMapperCustomizer implements ObjectMapperCustomizer {
 
     public void customize(ObjectMapper mapper) {
-        mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
+        mapper.enable(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY); // not really necessary, but shows how to customize Jackson
     }
 }

quarkus-app/src/test/java/bitxon/quarkus/test/GetAccountByIdQuarkusTest.java

@@ -2,6 +2,7 @@
 
 import static io.restassured.RestAssured.given;
 import static org.hamcrest.Matchers.hasItem;
+import static org.hamcrest.Matchers.is;
 
 import io.quarkus.test.junit.QuarkusTest;
 import org.junit.jupiter.api.Test;
@@ -11,13 +12,18 @@ public class GetAccountByIdQuarkusTest extends AbstractQuarkusTest {
 
     @Test
     public void getById() {
+        var expectedId = 1;
+
         //@formatter:off
         given()
+            .pathParam("id", expectedId)
         .when()
-            .get("/accounts/1")
+            .get("/accounts/{id}")
         .then()
-            .statusCode(200);
-        //@formatter:off
+            .statusCode(200)
+            .body("id", is(expectedId))
+            .body("dateOfBirth", is("1991-01-21"));
+        //@formatter:on
     }
 
     @Test

spring-app/src/main/resources/application.yml

@@ -10,6 +10,9 @@ management:
     port: 8081
 
 spring:
+  jackson:
+    deserialization:
+      ACCEPT_SINGLE_VALUE_AS_ARRAY: true # not really necessary, but shows how to customize Jackson
   datasource:
     hikari:
       maximum-pool-size: 40 # default=10

spring-app/src/test/java/bitxon/spring/test/GetAccountByIdSpringTest.java

@@ -19,7 +19,8 @@ void getById() {
             .get("/accounts/{id}")
             .then()
             .statusCode(200)
-            .body("id", is(expectedId));
+            .body("id", is(expectedId))
+            .body("dateOfBirth", is("1991-01-21"));
         //@formatter:on
     }