objectmapper Questions

9

Solved

I am trying to retrieve JSON data from a URL but get the following error: Illegal character ((CTRL-CHAR, code 31)): only regular white space (\r, \n,\t) is allowed between tokens My code: final...
Disappearance asked 6/3, 2017 at 9:9

2

Solved

I use Java 11 and want to serialize/deserialize LocalDate/LocalDateTime as String. Okay. I added dependency: <dependency> <groupId>com.fasterxml.jackson.datatype</groupId> &lt...
Disposition asked 30/3, 2020 at 7:31

4

While converting Java object to JSON string, I'm facing JsonMappingException. Below is the complete exception message. com.fasterxml.jackson.databind.JsonMappingException: Not an array: {"type...
Holyhead asked 16/7, 2020 at 22:6

4

Solved

I'm trying to create a JSON file and i'm having trouble while trying to use ObjectMapper class. heres my class code: import java.math.BigDecimal; import org.springframework.web.bind.annotation.Re...
Abarca asked 8/5, 2018 at 15:14

3

I'm using Jackson 2.4 in Java to do some JSON legwork. I make a call to a remote server with Apache HttpGet, deserialize the results with Jackson into a POJO, manipulate those results, and then ser...
Eady asked 4/10, 2017 at 20:16

5

Solved

I'm using Alamofire, Objectmapper, Realm and everything is working beside one thing: I can't map nested objects. class Voting: Object, Mappable { dynamic var votingID: String = "" dynamic var q...
Crepe asked 19/11, 2015 at 12:37

1

Solved

Im getting an InvalidDefinitionException when I try to map a mocked object with ObjectMapper. The object doesn't matter in that case. The code which produces the exception looks like this: ObjectMa...
Convergence asked 14/11, 2022 at 10:36

4

I have an issuse and I can't handle it. I've created CRUD methods for example in KitchenService. I have methods like addProduct etc and these works fine.. But I have Recipe class where I'm using Pr...
Agility asked 21/12, 2017 at 14:13

1

I'm trying to use Jackson in case to serialize and then deserialize an object. The object contains a field -> protected Serializable data This is where the problem comes from - this data can com...
Unstressed asked 13/6, 2022 at 7:36

3

Solved

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...
Parfleche asked 1/9, 2020 at 6:41

5

Solved

I use Jackson for serialization/deserialization with my Spring Boot project. I have a DTO object with the following structure, public class TestDTO implements Serializable { private static final...
Vaticide asked 13/3, 2017 at 23:15

2

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I'm upgrading the version of my project and I am currently using jackson-databind-2.13.0 .But I noticed that ObjectMapper's enable method is deprecated. They said to use it like this instead. @depr...
Accusal asked 6/1, 2022 at 7:59

1

I know how to customize the default ObjectMapper bean. But for one specific Controller/endpoint, I'd like to use a different objectmapper. How can I do this? I think my question is similar to this ...
Yahweh asked 25/5, 2021 at 20:25

7

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I have an entity with java.time.Instant for created data field: @Getter @Setter @AllArgsConstructor @NoArgsConstructor @EqualsAndHashCode public class Item { private String id; private String ur...
Bolitho asked 13/8, 2017 at 17:4

3

Solved

I have a JSON of the format [{ "id" : "a01", "name" : "random1", "val" : "random2" }, { "id" : "a03", "name" : "random3", "val" : "random4" }] I need to map it to a List holding various M...
Flats asked 22/6, 2017 at 11:42

3

I have a JSON: { "stringField" : 1234, "booleanField": true, "numberField": 1200.00 } I use object mapper to deserialize the json into:- @Data class SomeClass { S...
Albers asked 28/9, 2020 at 11:34

1

I have an issue with JSON data type in MySQL. In that column I'm writing values that are based on slovenian letters. Here is an example that is written using ObjectMapper: { "formState": ...
Sulphonamide asked 7/10, 2020 at 14:42

3

I need to use default ObjectMapper inside my Spring-boot application as a singleton instance. Can I simply @autowire the ObjectMapper(Which instance created by default in Spring-boot application) i...
Christiansand asked 17/2, 2018 at 18:15

2

I can't find any explanation about difference between jackson's ObjectMapper to other mappers like dozer/mapStruct/modelMapping/etc. All the articles compare dozer/mapStruct/modelMapping but they i...
Latium asked 26/8, 2020 at 14:58

1

Solved

I'm using maven and dropwizard, getting java.lang.NoClassDefFoundError: com/fasterxml/jackson/core/TSFBuilder error when I initiate an Object Mapper. Tried to override the dependency by adding com....
Tooley asked 4/8, 2020 at 2:33

2

Solved

I tried to add custom problem handler to object mapper with Jackson2ObjectMapperBuilderCustomizer: @Bean public Jackson2ObjectMapperBuilderCustomizer customizer() { return new Jackson2ObjectMappe...
Primordial asked 9/10, 2017 at 10:18

6

Solved

I have a response model that looks like this: class ResponseModel: Mappable { var data: T? var code: Int = 0 required init?(map: Map) {} func mapping(map: Map) { data <- map["data"] co...
Bitthia asked 11/12, 2016 at 18:57

3

I have the following java class public class TabularDescriptor extends ReportDescriptor { private String generatorClass; private String targetClass; private String name; private String sublab...
Malleus asked 9/1, 2020 at 20:15

2

Solved

For a simple Java REST-API I created a save function to persist my model to a DynamoDB table. The model uses a auto generated range key as you can see here: @DynamoDBTable(tableName = "Events") p...
Troopship asked 31/1, 2017 at 15:18

1

Solved

How to read below JSON using Jackson ObjectMapper? I have developed code but getting below error. com.fasterxml.jackson.databind.exc.MismatchedInputException: Cannot deserialize instance of `java....
Trope asked 24/10, 2019 at 10:45

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