com.fasterxml.jackson.databind.JsonMappingException: Can not find a deserializer for non-concrete Map type [map type; class javax.ws.rs.core.MultivaluedMap, [simple type, class java.lang.String] -> [collection type; class java.util.List, contains [simple type, class java.lang.Object]]]

Stack Overflow | Elad Benda | 3 months ago
  1. 0

    JsonMappingException: Can not find a deserializer for non-concrete Map type

    Stack Overflow | 3 months ago | Elad Benda
    com.fasterxml.jackson.databind.JsonMappingException: Can not find a deserializer for non-concrete Map type [map type; class javax.ws.rs.core.MultivaluedMap, [simple type, class java.lang.String] -> [collection type; class java.util.List, contains [simple type, class java.lang.Object]]]
  2. 0

    Improve error message when @JsonValue and @JsonProperty are applied to the same class

    GitHub | 2 years ago | cowwoc
    com.fasterxml.jackson.databind.JsonMappingException: Can not deserialize instance of com.vtlr.backend.entity.AuthenticationsEntities$GetAuthentications out of START_ARRAY token at [Source: org.glassfish.jersey.message.internal.EntityInputStream@26c613d1; line: 1, column: 1]
  3. 0

    How to override @JsonDeserialize behavior provided at interface level?

    Stack Overflow | 2 years ago | PrasanthNath
    com.fasterxml.jackson.databind.JsonMappingException: Failed to narrow type [simple type, class com.adaequare.mapro.model.data.VersionedEntityRecordData] with concrete-type annotation (value com.adaequare.mapro.model.data.EntityRecordData), method 'com.adaequare.mapro.model.data.VersionedEntityRecordData': Class com.adaequare.mapro.model.data.EntityRecordData is not assignable to com.adaequare.mapro.model.data.VersionedEntityRecordData
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  5. 0

    Does Identity API support Keystone V3?

    GitHub | 7 months ago | westenb
    com.fasterxml.jackson.databind.JsonMappingException: Root name 'users' does not match expected ('user') for type [simple type, class org.openstack4j.openstack.identity.domain.KeystoneUser] at [Source: org.glassfish.jersey.message.internal.EntityInputStream@75fc8df; line: 1, column: 2]
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    Java REST API: Can not deserialize instance of Object out of START_ARRAY token

    Stack Overflow | 6 months ago | PeakGen
    javax.ws.rs.client.ResponseProcessingException: com.fasterxml.jackson.databind.JsonMappingException: Can not deserialize instance of bean.Phase1Bean out of START_ARRAY token at [Source: org.glassfish.jersey.message.internal.ReaderInterceptorExecutor$UnCloseableInputStream@2fb3536e; line: 1, column: 1]

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Root Cause Analysis

  1. java.lang.IllegalArgumentException

    Can not find a deserializer for non-concrete Map type [map type; class javax.ws.rs.core.MultivaluedMap, [simple type, class java.lang.String] -> [collection type; class java.util.List, contains [simple type, class java.lang.Object]]]

    at com.fasterxml.jackson.databind.deser.BasicDeserializerFactory.createMapDeserializer()
  2. Jackson
    ObjectReader.readValue
    1. com.fasterxml.jackson.databind.deser.BasicDeserializerFactory.createMapDeserializer(BasicDeserializerFactory.java:1158)
    2. com.fasterxml.jackson.databind.deser.DeserializerCache._createDeserializer2(DeserializerCache.java:380)
    3. com.fasterxml.jackson.databind.deser.DeserializerCache._createDeserializer(DeserializerCache.java:352)
    4. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:264)
    5. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:269)
    6. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer(DeserializerCache.java:244)
    7. com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer(DeserializerCache.java:142)
    8. com.fasterxml.jackson.databind.DeserializationContext.findContextualValueDeserializer(DeserializationContext.java:428)
    9. com.fasterxml.jackson.databind.deser.std.StdDeserializer.findDeserializer(StdDeserializer.java:947)
    10. com.fasterxml.jackson.databind.deser.BeanDeserializerBase.resolve(BeanDeserializerBase.java:439)
    11. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:296)
    12. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer(DeserializerCache.java:244)
    13. com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer(DeserializerCache.java:142)
    14. com.fasterxml.jackson.databind.DeserializationContext.findContextualValueDeserializer(DeserializationContext.java:428)
    15. com.fasterxml.jackson.databind.deser.std.StdDeserializer.findDeserializer(StdDeserializer.java:947)
    16. com.fasterxml.jackson.databind.deser.BeanDeserializerBase.resolve(BeanDeserializerBase.java:439)
    17. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:296)
    18. com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer(DeserializerCache.java:244)
    19. com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer(DeserializerCache.java:142)
    20. com.fasterxml.jackson.databind.DeserializationContext.findRootValueDeserializer(DeserializationContext.java:461)
    21. com.fasterxml.jackson.databind.ObjectReader._findRootDeserializer(ObjectReader.java:1749)
    22. com.fasterxml.jackson.databind.ObjectReader._bind(ObjectReader.java:1465)
    23. com.fasterxml.jackson.databind.ObjectReader.readValue(ObjectReader.java:912)
    23 frames
  3. Jackson-JAXRS-base
    ProviderBase.readFrom
    1. com.fasterxml.jackson.jaxrs.base.ProviderBase.readFrom(ProviderBase.java:810)
    1 frame
  4. Jersey Core
    InboundMessageContext.readEntity
    1. org.glassfish.jersey.message.internal.ReaderInterceptorExecutor$TerminalReaderInterceptor.invokeReadFrom(ReaderInterceptorExecutor.java:256)
    2. org.glassfish.jersey.message.internal.ReaderInterceptorExecutor$TerminalReaderInterceptor.aroundReadFrom(ReaderInterceptorExecutor.java:235)
    3. org.glassfish.jersey.message.internal.ReaderInterceptorExecutor.proceed(ReaderInterceptorExecutor.java:155)
    4. org.glassfish.jersey.message.internal.MessageBodyFactory.readFrom(MessageBodyFactory.java:1085)
    5. org.glassfish.jersey.message.internal.InboundMessageContext.readEntity(InboundMessageContext.java:874)
    6. org.glassfish.jersey.message.internal.InboundMessageContext.readEntity(InboundMessageContext.java:808)
    6 frames
  5. jersey-core-client
    JerseyInvocation.translate
    1. org.glassfish.jersey.client.ClientResponse.readEntity(ClientResponse.java:326)
    2. org.glassfish.jersey.client.JerseyInvocation.translate(JerseyInvocation.java:803)
    2 frames