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https://issues.apache.org/jira/browse/JOHNZON-401?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17810929#comment-17810929
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Markus Jung commented on JOHNZON-401:
-------------------------------------
Can you also assign this to me? We found this when testing Johnzon 2.0.0 in a
real JAX-RS application, just wanted to get this bug properly documented here
for a possible 2.0.1 release.
> Polymorphism attributes not serialized in nested objects
> --------------------------------------------------------
>
> Key: JOHNZON-401
> URL: https://issues.apache.org/jira/browse/JOHNZON-401
> Project: Johnzon
> Issue Type: Bug
> Components: JSON-B
> Affects Versions: 2.0.0
> Reporter: Markus Jung
> Priority: Major
>
> See the following test:
> {code:java}
> package org.apache.johnzon.jsonb.polymorphism;
> import jakarta.json.bind.annotation.JsonbSubtype;
> import jakarta.json.bind.annotation.JsonbTypeInfo;
> import org.apache.johnzon.jsonb.test.JsonbRule;
> import org.junit.Rule;
> import org.junit.Test;
> import static org.junit.Assert.assertEquals;
> public class JsonbNestedPolymorphismTest {
> @Rule public JsonbRule jsonb = new JsonbRule();
> @Test
> public void test()
> {
> Wrapper wrapper = new Wrapper();
> wrapper.something = new ConcreteSomething();
>
> assertEquals("{\"something\":{\"@type\":\"concrete\",\"value\":\"asdf\"}}",
> jsonb.toJson(wrapper));
> }
> @JsonbTypeInfo({
> @JsonbSubtype(alias = "concrete", type = ConcreteSomething.class)
> })
> public static class AbstractSomething {
> }
> public static class ConcreteSomething extends AbstractSomething {
> public String value = "asdf";
> }
> public static class Wrapper {
> public AbstractSomething something;
> }
> }
> {code}
>
> Test result:
> {code:java}
> org.junit.ComparisonFailure:
> Expected :{"something":{"@type":"concrete","value":"asdf"}}
> Actual :{"something":{"value":"asdf"}}
> {code}
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