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Markus Karg commented on JOHNZON-345: ------------------------------------- Johnzon-1.2.13 throws this exception when running on JSON-P 1.0: {quote}*java.lang.NoSuchMethodError: javax.json.JsonValue.asJsonObject()Ljavax/json/JsonObject;java.lang.NoSuchMethodError: javax.json.JsonValue.asJsonObject()Ljavax/json/JsonObject; at org.apache.johnzon.jsonb.JsonValueParserAdapter.doCreate(*JsonValueParserAdapter.java:82) at org.apache.johnzon.jsonb.JsonValueParserAdapter.createFor(JsonValueParserAdapter.java:76) at org.apache.johnzon.jsonb.JsonbAccessMode$ReaderConverters$1.mapItem(JsonbAccessMode.java:979) at org.apache.johnzon.jsonb.JsonbAccessMode$ReaderConverters$1.lambda$fromJson$2(JsonbAccessMode.java:969) at org.apache.johnzon.jsonb.JsonbAccessMode$ReaderConverters$1.fromJson(JsonbAccessMode.java:973) at org.apache.johnzon.mapper.MappingParserImpl.buildObject(MappingParserImpl.java:365) at org.apache.johnzon.mapper.MappingParserImpl.readObject(MappingParserImpl.java:151) at org.apache.johnzon.mapper.MappingParserImpl.readObject(MappingParserImpl.java:140) at org.apache.johnzon.mapper.MappingParserImpl.readObject(MappingParserImpl.java:134) at org.apache.johnzon.mapper.Mapper.mapObject(Mapper.java:385) at org.apache.johnzon.mapper.Mapper.readObject(Mapper.java:287) at org.apache.johnzon.jsonb.JohnzonJsonb.fromJson(JohnzonJsonb.java:177) {quote} The reason is that JsonValue::asJsonObject exists since JSON-P 1.1, while Payara 4 still uses JSON-P 1.0. *So either that compatibility layer is broken, or I need to explicitly enable it somehow?* > StackOverflow when serializing Collection<URL> > ---------------------------------------------- > > Key: JOHNZON-345 > URL: https://issues.apache.org/jira/browse/JOHNZON-345 > Project: Johnzon > Issue Type: Bug > Components: JSON-B > Affects Versions: 1.2.11 > Reporter: Markus Karg > Priority: Blocker > Fix For: 1.2.12 > > > The JSON-B specification mandates that compliant implementations MUST support > serialization of Collection and URL. > Unfortunately when serializing a Collection<URL> using Johnzon-Jsonb 1.2.11 > an infinite loop happens, resulting in a StackOverflowException. > I have reproduced this complaint by the following code: > {{ JsonbConfig jsonbConfig = new JsonbConfig();}} > {{ Jsonb jsonb = JsonbBuilder.create(jsonbConfig);}} > {{ URL url = new URL("http://www.apache.org");}} > {{ Collection<URL> collection = Collections.singleton(url);}} > {{ System.out.println("Jsonb collection: " + jsonb.toJson(collection));}} > The same problem occurs with Collection<URI>, too. > Collections in general work fine, i. e. the problem does not occur with e. g. > Collection<UUID> or Collection<String>. Also single URL and URIs objects work > fine, i. e. when not inside a collection! -- This message was sent by Atlassian Jira (v8.3.4#803005)