MessageBodyWriter not found for media type application json

Question

I am facing issues while consuming JAX-RS services as JSON   Below I have added my code   This is my service class     Sets the path to base URL    hello  Path   hello     Consumes MediaType APPLICATION JSON   Produces MediaType APPLICATION JSON  public class Hello         GET      Produces  application json       public Student getStudent              Student s   new Student            s first name    Test First Name               s last name    Test Last Name               return s          Student class which I am trying to get from service    XmlRootElement public class Student implements Serializable        public String first name      public String last name       public String getFirst name             return first name             public void setFirst name String first name            this first name   first name             public String getLast name             return last name             public void setLast name String last name            this last name   last name             public Student                 first name    Fahad           last name    Mullaji             Web XML on service side    lt  xml version  1 0  encoding  UTF-8   gt   lt web-app xmlns xsi  http   www w3 org 2001 XMLSchema-instance      xmlns  http   java sun com xml ns javaee      xsi schemaLocation  http   java sun com xml ns javaee http   java sun com xml ns javaee web-app 3 0 xsd      id  WebApp ID  version  3 0  gt       lt display-name gt com vogella jersey first lt  display-name gt       lt servlet gt           lt servlet-name gt Jersey REST Service lt  servlet-name gt           lt servlet-class gt org glassfish jersey servlet ServletContainer lt  servlet-class gt           lt  -- Register resources and providers under com vogella jersey first package  -- gt           lt init-param gt               lt param-name gt jersey config server provider packages lt  param-name gt               lt param-value gt com vogella jersey first lt  param-value gt           lt  init-param gt           lt init-param gt               lt param-name gt com sun jersey api json POJOMappingFeature lt  param-name gt               lt param-value gt true lt  param-value gt           lt  init-param gt            lt load-on-startup gt 1 lt  load-on-startup gt       lt  servlet gt       lt servlet-mapping gt           lt servlet-name gt Jersey REST Service lt  servlet-name gt           lt url-pattern gt  rest   lt  url-pattern gt       lt  servlet-mapping gt   lt  web-app gt     I don t know how to fix this issue  I am using SOAP UI for testing JSON response but I guess that it should not matter   Many places I read that I need to add the code below  But I don t know where  I am not using Maven for building    lt dependency gt       lt groupId gt org glassfish jersey media lt  groupId gt       lt artifactId gt jersey-media-moxy lt  artifactId gt   lt  dependency gt    Server is looking for function to parse Student object to JSON but it is not able to find function or jar file for it   I have added jar of Genson  Moxy  RESTEasy and Jackson but I think that s the problem  I think I am missing mapping somewhere

User · Answer

I was able to fix it by install jersey-media-json-jackson

Add the dependency to pom.xml

<dependency>
  <groupId>org.glassfish.jersey.media</groupId>
  <artifactId>jersey-media-json-jackson</artifactId>
  <scope>runtime</scope>
</dependency>

~ Answered on 2015-03-19 05:17:20

MessageBodyWriter not found for media type=application/json

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