com.fasterxml.jackson.databind.JsonMappingException

Class JacksonSubclassCollectionTest$SomeBaseClass not subtype of [simple type, class JacksonSubclassCollectionTest$SomeSubClass] at [Source: {"collection":[{"type":"SUBCLASS","field":7}]}; line: 1, column: 1]


Solutions on the web1196

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Class JacksonSubclassCollectionTest$SomeBaseClass not subtype of [simple type, class JacksonSubclassCollectionTest$SomeSubClass] at [Source: {"collection":[{"type":"SUBCLASS","field":7}]}; line: 1, column: 1]

Solution icon of github
via GitHub by azuritus
, 1 year ago
Class Jackson1311$B not subtype of [simple type, class Jackson1311$C] at [Source: {}; line: 1, column: 1]

Solution icon of github
Class com.example.test.JacksonTest$Default not subtype of [simple type, class com.example.test.JacksonTest$Inner] at [Source: N/A; line: -1, column: -1]

Solution icon of googlegroups
via Google Groups by Unknown author, 1 week ago
Could not resolve type id 'hdfs' into a subtype of [simple type, class io.druid.segment.loading.LoadSpec] at [Source: N/A; line: -1, column: -1]

Solution icon of github
Could not resolve type id 'Turtle' into a subtype of [simple type, class mypackage.Animal] at [Source: N/A; line: -1, column: -1] (through reference chain: mypackage.Zoo["animals"])

Solution icon of stackoverflow
Could not resolve type id 'Turtle' into a subtype of [simple type, class mypackage.Animal] at [Source: N/A; line: -1, column: -1] (through reference chain: mypackage.Zoo["animals"])

Solution icon of googlegroups
Could not resolve type id 'c*' into a subtype of [simple type, class io.druid.segment.loading.LoadSpec] at [Source: N/A; line: -1, column: -1]

Solution icon of googlegroups
Could not resolve type id 'index_kafka' into a subtype of [simple type, class io.druid.indexing.common.task.Task] at [Source: [B@6e841513; line: 1, column: 2]

Solution icon of googlegroups
Could not resolve type id 'namespace' into a subtype of [simple type, class io.druid.query.extraction.LookupExtract or] at [Source: HttpInputOverHTTP@328be276; line: 1, column: 259] (through reference chain: java.util.ArrayList[0])

Solution icon of googlegroups
via Google Groups by Ben Vogan, 1 month ago
Could not resolve type id 'index_kafka' into a subtype of [simple type, class io.druid.indexing.common.task.Task] at [Source: [B@5035ce8a; line: 1, column: 2]

Stack trace

  • com.fasterxml.jackson.databind.JsonMappingException: Class JacksonSubclassCollectionTest$SomeBaseClass not subtype of [simple type, class JacksonSubclassCollectionTest$SomeSubClass] at [Source: {"collection":[{"type":"SUBCLASS","field":7}]}; line: 1, column: 1] at com.fasterxml.jackson.databind.JsonMappingException.from(JsonMappingException.java:296) at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:269) at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer(DeserializerCache.java:244) at com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer(DeserializerCache.java:142) at com.fasterxml.jackson.databind.DeserializationContext.findRootValueDeserializer(DeserializationContext.java:475) at com.fasterxml.jackson.databind.ObjectMapper._findRootDeserializer(ObjectMapper.java:3890) at com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:3785) at com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:2833) at JacksonSubclassCollectionTest.main(JacksonSubclassCollectionTest.java:20) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at com.intellij.rt.execution.application.AppMain.main(AppMain.java:140) Caused by: java.lang.IllegalArgumentException: Class JacksonSubclassCollectionTest$SomeBaseClass not subtype of [simple type, class JacksonSubclassCollectionTest$SomeSubClass] at com.fasterxml.jackson.databind.type.TypeFactory.constructSpecializedType(TypeFactory.java:359) at com.fasterxml.jackson.databind.jsontype.impl.StdTypeResolverBuilder.buildTypeDeserializer(StdTypeResolverBuilder.java:118) at com.fasterxml.jackson.databind.deser.BasicDeserializerFactory.findTypeDeserializer(BasicDeserializerFactory.java:1363) at com.fasterxml.jackson.databind.deser.BasicDeserializerFactory.findPropertyContentTypeDeserializer(BasicDeserializerFactory.java:1526) at com.fasterxml.jackson.databind.deser.BasicDeserializerFactory.resolveMemberAndTypeAnnotations(BasicDeserializerFactory.java:1841) at com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.constructSettableProperty(BeanDeserializerFactory.java:735) at com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.addBeanProps(BeanDeserializerFactory.java:520) at com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.buildBeanDeserializer(BeanDeserializerFactory.java:226) at com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.createBeanDeserializer(BeanDeserializerFactory.java:141) at com.fasterxml.jackson.databind.deser.DeserializerCache._createDeserializer2(DeserializerCache.java:406) at com.fasterxml.jackson.databind.deser.DeserializerCache._createDeserializer(DeserializerCache.java:352) at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:264) ... 12 more

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