com.fasterxml.jackson.databind.JsonMappingException: Unexpected token (END_OBJECT), expected FIELD_NAME: missing property 'type' that is to contain type id (for class org.wikidata.wdtk.datamodel.json.jackson.JacksonItemDocument) at [Source: {"entity":"Q26790101","redirect":"Q21863925"}; line: 1, column: 45]

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Samebug tips

0
Samebug Inc., 8 months ago
Expert tip
Try indicating constructor to use @JsonCreator annotation.
0
zsamboki, 6 months ago
You are trying to deserialize a type for which Jackson does not provide a default mapper. You should create your custom mapper for this type.

Solutions on the web

Deserialization failure on dumps with redirects

Unexpected token (END_OBJECT), expected FIELD_NAME: missing property 'type' that is to contain type id (for class org.wikidata.wdtk.datamodel.json.jackson.JacksonItemDocument) at [Source: {"entity":"Q26790101","redirect":"Q21863925"}; line: 1, column: 45]

Exception at value deserializer (custom deserializer)

Unexpected token (null), expected FIELD_NAME: missing property '@type' that is to contain type id (for class com.test.Connection) at [Source: java.io.StringReader@24762cda; line: 1, column: 8234] (through reference chain: Object[][14])

JsonCreator and JsonTypeInfo - how to read json without type information

Unexpected token (VALUE_NUMBER_INT), expected FIELD_NAME: missing property 'type' that is to contain type id (for class Literal) at [Source: java.io.StringReader@45002203; line: 1, column: 2] (through reference chain: Field["value"])

JsonCreator not working on Classes with JsonTypeInfo when input string is missing the type field

Tree Model (JsonNode) with global typing

Unexpected token (END_OBJECT), expected FIELD_NAME: missing property '@class' that is to contain type id (for class com.fasterxml.jackson.databind.JsonNode) at [Source: java.io.StringReader@b240236; line: 1, column: 193]

Embedded field in embdded field is not mapped to view model on DD4T 2 Java version

Unexpected token (END_OBJECT), expected FIELD_NAME: missing property 'FieldType' that is to contain type id (for class org.dd4t.contentmodel.impl.BaseField) at [Source: N/A; line: -1, column: -1]

com.fasterxml.jackson.databind.JsonMappingException: Unexpected token (END_OBJECT), expected FIELD_NAME: missing property 'type' that is to contain type id  (for class org.wikidata.wdtk.datamodel.json.jackson.JacksonItemDocument)
 at [Source: {"entity":"Q26790101","redirect":"Q21863925"}; line: 1, column: 45]	at com.fasterxml.jackson.databind.JsonMappingException.from(JsonMappingException.java:148)	at com.fasterxml.jackson.databind.DeserializationContext.wrongTokenException(DeserializationContext.java:927)	at com.fasterxml.jackson.databind.jsontype.impl.AsPropertyTypeDeserializer._deserializeTypedUsingDefaultImpl(AsPropertyTypeDeserializer.java:151)	at com.fasterxml.jackson.databind.jsontype.impl.AsPropertyTypeDeserializer.deserializeTypedFromObject(AsPropertyTypeDeserializer.java:103)	at com.fasterxml.jackson.databind.deser.BeanDeserializerBase.deserializeWithType(BeanDeserializerBase.java:966)	at com.fasterxml.jackson.databind.deser.impl.TypeWrappedDeserializer.deserialize(TypeWrappedDeserializer.java:42)	at com.fasterxml.jackson.databind.ObjectReader._bindAndClose(ObjectReader.java:1443)	at com.fasterxml.jackson.databind.ObjectReader.readValue(ObjectReader.java:1081)	at org.wikidata.wdtk.dumpfiles.WikibaseRevisionProcessor.readValue(WikibaseRevisionProcessor.java:160)	at org.wikidata.wdtk.dumpfiles.WikibaseRevisionProcessor.processItemRevision(WikibaseRevisionProcessor.java:97)	at org.wikidata.wdtk.dumpfiles.WikibaseRevisionProcessor.processRevision(WikibaseRevisionProcessor.java:88)	at org.wikidata.wdtk.dumpfiles.MwRevisionProcessorBroker.notifyMwRevisionProcessors(MwRevisionProcessorBroker.java:183)	at org.wikidata.wdtk.dumpfiles.MwRevisionProcessorBroker.processRevision(MwRevisionProcessorBroker.java:147)	at org.wikidata.wdtk.dumpfiles.MwRevisionDumpFileProcessor.processXmlRevision(MwRevisionDumpFileProcessor.java:427)	at org.wikidata.wdtk.dumpfiles.MwRevisionDumpFileProcessor.processXmlPage(MwRevisionDumpFileProcessor.java:345)	at org.wikidata.wdtk.dumpfiles.MwRevisionDumpFileProcessor.tryProcessXmlPage(MwRevisionDumpFileProcessor.java:282)	at org.wikidata.wdtk.dumpfiles.MwRevisionDumpFileProcessor.processXmlMediawiki(MwRevisionDumpFileProcessor.java:202)	at org.wikidata.wdtk.dumpfiles.MwRevisionDumpFileProcessor.processDumpFileContents(MwRevisionDumpFileProcessor.java:155)	at org.wikidata.wdtk.dumpfiles.DumpProcessingController.processDumpFile(DumpProcessingController.java:546)	at org.wikidata.wdtk.dumpfiles.DumpProcessingController.processAllRecentRevisionDumps(DumpProcessingController.java:389)