com.fasterxml.jackson.databind.JsonMappingException: Unexpected token (END_OBJECT), expected FIELD_NAME: missing property '@type' that is to contain type id (for class com.datasources.DataSource) at [Source: /var/folders/g3/wtbqfj7d5fsbkz1gm74kqy380000gn/T/junit5577276768876379004/fileDataSource.json; line: 1, column: 123]

Stack Overflow | daydreamer | 8 months ago
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  1. 0

    Unexpected token (END_OBJECT), expected FIELD_NAME: missing property '@type' that is to contain type id

    Stack Overflow | 8 months ago | daydreamer
    com.fasterxml.jackson.databind.JsonMappingException: Unexpected token (END_OBJECT), expected FIELD_NAME: missing property '@type' that is to contain type id (for class com.datasources.DataSource) at [Source: /var/folders/g3/wtbqfj7d5fsbkz1gm74kqy380000gn/T/junit5577276768876379004/fileDataSource.json; line: 1, column: 123]
  2. 0

    Unexpected token (END_OBJECT), expected FIELD_NAME: missing property '@type' that is to contain type id

    GitHub | 8 months ago | hhimanshu
    com.fasterxml.jackson.databind.JsonMappingException: Unexpected token (END_OBJECT), expected FIELD_NAME: missing property '@type' that is to contain type id (for class com.datasources.DataSource) at [Source: /var/folders/g3/wtbqfj7d5fsbkz1gm74kqy380000gn/T/junit5577276768876379004/fileDataSource.json; line: 1, column: 123]
  3. 0

    How to read subtype?

    GitHub | 3 years ago | gaydenko
    com.fasterxml.jackson.databind.JsonMappingException: Can not instantiate abstract type [simple type, class scala.runtime.Nothing$] (need to add/enable type information?) at [Source: {"i":42}; line: 1, column: 2]
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  5. 0

    Deserializing nested json's with jackson

    Stack Overflow | 5 years ago | labbyfrost
    com.fasterxml.jackson.databind.JsonMappingException: Can not instantiate value of type [simple type, class JsonPath.Cpld] from JSON String; no single-String constructor/factory method (through reference chain: JsonPath.mainbean["clientPayload"])
  6. 0

    Injecting ObjectMapper into a deserialized object using @JacksonInject and @JsonCreator

    Stack Overflow | 2 years ago | JadN
    com.fasterxml.jackson.databind.JsonMappingException: Conflicting setter definitions for property "config": com.fasterxml.jackson.databind.ObjectMapper#setConfig(1 params) vs com.fasterxml.jackson.databind.ObjectMapper#setConfig(1 params)

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Root Cause Analysis

  1. com.fasterxml.jackson.databind.JsonMappingException

    Unexpected token (END_OBJECT), expected FIELD_NAME: missing property '@type' that is to contain type id (for class com.datasources.DataSource) at [Source: /var/folders/g3/wtbqfj7d5fsbkz1gm74kqy380000gn/T/junit5577276768876379004/fileDataSource.json; line: 1, column: 123]

    at com.fasterxml.jackson.databind.JsonMappingException.from()
  2. Jackson
    ObjectMapper.readValue
    1. com.fasterxml.jackson.databind.JsonMappingException.from(JsonMappingException.java:261)
    2. com.fasterxml.jackson.databind.DeserializationContext.wrongTokenException(DeserializationContext.java:1340)
    3. com.fasterxml.jackson.databind.DeserializationContext.reportWrongTokenException(DeserializationContext.java:1196)
    4. com.fasterxml.jackson.databind.jsontype.impl.AsPropertyTypeDeserializer._deserializeTypedUsingDefaultImpl(AsPropertyTypeDeserializer.java:157)
    5. com.fasterxml.jackson.databind.jsontype.impl.AsPropertyTypeDeserializer.deserializeTypedFromObject(AsPropertyTypeDeserializer.java:105)
    6. com.fasterxml.jackson.databind.deser.AbstractDeserializer.deserializeWithType(AbstractDeserializer.java:142)
    7. com.fasterxml.jackson.databind.deser.impl.TypeWrappedDeserializer.deserialize(TypeWrappedDeserializer.java:42)
    8. com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:3789)
    9. com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:2731)
    9 frames
  3. com.workflow
    WorkflowConfigTest.testSerializeAndSerializeFileDataSourceFromFile
    1. com.workflow.WorkflowConfigTest.testSerializeAndSerializeFileDataSourceFromFile(WorkflowConfigTest.java:55)
    1 frame
  4. Java RT
    Method.invoke
    1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    4. java.lang.reflect.Method.invoke(Method.java:498)
    4 frames
  5. JUnit
    JUnitCore.run
    1. org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
    2. org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
    3. org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
    4. org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
    5. org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:48)
    6. org.junit.rules.RunRules.evaluate(RunRules.java:20)
    7. org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
    8. org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
    9. org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
    10. org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
    11. org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
    12. org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
    13. org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
    14. org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
    15. org.junit.runners.ParentRunner.run(ParentRunner.java:363)
    16. org.junit.runner.JUnitCore.run(JUnitCore.java:137)
    16 frames
  6. IntelliJ junit4 module
    JUnit4IdeaTestRunner.startRunnerWithArgs
    1. com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:117)
    2. com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:42)
    2 frames
  7. IDEA
    JUnitStarter.main
    1. com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:262)
    2. com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:84)
    2 frames
  8. Java RT
    Method.invoke
    1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    4. java.lang.reflect.Method.invoke(Method.java:498)
    4 frames
  9. IDEA
    AppMain.main
    1. com.intellij.rt.execution.application.AppMain.main(AppMain.java:147)
    1 frame