I saw a post about inserting new nodes to JsonNode and encountered two separate answers, but I can't grasp the difference between the two. From my little experience, ObjectMapper doesn't allow you...

What is the difference between JsonIgnore on Field vs JsonIgnore on a getter of a field in Jackson?

Issue is when using Spring cache with redis cache manager, not able to deserializer Spring Pageable response due to no default constructor The spring boot version used is 2.1.4.RELEASE Redis config...

According to the documetation of JsonNode: Most mutators, however, need to be accessed through specific sub-classes (such as ObjectNode and ArrayNode). However I am still confused since some s...

I am using spring boot 2.2.6 and Jackson 2.10.3 with Java 8. I am using localdatetime objects through out my project. Jackson is not able to parse LocalDateTime properly (or may be it's default for...

I created a mixin for my class. The mixin itself works fine, it's not the issue that most people have where they mix faterxml/codehaus annotations. I tested it in a unit test, creating the ObjectMa...

I have a Spring boot app written in Kotlin where I would like to enable caching in Redis. I'd like to have the objects stored as serialized JSON and ideally don't want to have to register each type...

I am using Jackson to serialize my Java POJO classes. In addition to fields, I have in Java POJO, I would like to add some additional information in JSON I am writing my own custom CustomClassSeria...

While following the Gmail API java quickstart guide I came across this code snippet: private static final JsonFactory JSON_FACTORY = JacksonFactory.getDefaultInstance(); Using it in the editor gav...

I'm migrating my application from wildfly 10 to wildfly 14 and I'm using resteasy 3.1.4 with jackson2. I have a strange behaviour with the response of some rest services: not all the fields are ret...

I have some questions related to JSON serialization using Jackson in a project where I use Spring Boot 2.0.0.M6, Spring Framework 5.0.1.RELEASE and Jackson 2.9.2. I have configured the following ...

I am using the Jackson library to deserialize JSON. In the JSON I have a few custom fields whose values can be anything, so I am trying to use the @JsonAnySetter and @JsonAnyGetter to obtain the va...

I have a JSON string that contains a nested and wrapped JSON string. I'd like to deserialize this using Jackson but I'm unsure how. Here's a sample bean: @JsonIgnoreProperties(ignoreUnknown = true)...

There must be a way to create a JavaType from String.class? Note: The input for the method must be JavaType for my use case because that value is created dynamically using TypeFactory. /** Return...

Here is how I am trying to convert an object to json String ObjectNode batch = OBJECT_MAPPER.createObjectNode(); String s = OBJECT_MAPPER.writeValueAsString((triggerCommands.getCommands())); ba...

Given these classes: @Value private static class Message { private final String type; private final MyType message; } @Value public class MyType { private final String foo; } Jackson will prod...

Hey I have also problem here is my Json [ { "aimid": "12345" }, { "aimid": "333674" }, { "aimid": [ "4568999", "6789345" ] }] and This is my Pojo class:- @JsonProperty("aimid") private S...

I'm using Jackson 2 with Payara 4 and I would liked to use Jackson 2 in Payara 5. Using JAX-RS, I also would like to avoid changing annotations and so on... In Payara 5 the default Jsonb provide...

I have configured my Spring Boot application to serialize dates as ISO8601 strings: spring: jackson: serialization: write-dates-as-timestamps: false This is what I am getting: "someDate": "2...

It is possible to deserialize to a class with private fields and a custom argument constructor without using annotations and without modifying the class, using Jackson? I know it's possible in Jack...

I have a class set up to return a customised ObjectMapper. As far as I can find, the correct way to have Spring Boot use this ObjectMapper is to declare it as @Primary, which it is. @Configuration...

I am using RestTemplate get data from remote rest service and my code is like this. ResponseEntity<List<MyObject >> responseEntity = restTemplate.exchange(request, responseType); But...

I am using jackson , which come along with spring boot , to convert from json to java object and vice versa , but i found that this is taking much time when json is huge in size like for 2 MB json ...

I have a Spring Boot app that is modeling ActityStreams objects and for the most part Jackson's Polymorphic Deserialization works well. There are 'objects' in the JSON which are references (links)...

I recently tried to implement a micro service using spring-boot 2. Now, whenever I attempt to return an object which contains a java.time.LocalDateTime from my REST service, the LocalDateTime get ...