com.fasterxml.jackson.databind.JsonMappingException: Can not instantiate value of type [simple type, class com.web.dtos.SolutionDto] from String value ('{"testId":"1719126"}'); no single-String constructor/factory method at [Source: org.apache.http.conn.EofSensorInputStream@554083; line: 1, column: 1]

Stack Overflow | user2410148 | 7 months ago
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  1. 0

    Fetching Json from firebase as string not working in java

    Stack Overflow | 7 months ago | user2410148
    com.fasterxml.jackson.databind.JsonMappingException: Can not instantiate value of type [simple type, class com.web.dtos.SolutionDto] from String value ('{"testId":"1719126"}'); no single-String constructor/factory method at [Source: org.apache.http.conn.EofSensorInputStream@554083; line: 1, column: 1]
  2. 0

    JAVA Jackson Parsing JSON Response that Contains List/Array

    Stack Overflow | 2 years ago
    com.fasterxml.jackson.databind.JsonMappingException: Can not deserialize instance of com.test.android.CommentsResponse out of START_ARRAY token at [Source: [{"user":{"userId":"fa6491aeb", ..........]; line: 1, column: 1]

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    Root Cause Analysis

    1. com.fasterxml.jackson.databind.JsonMappingException

      Can not instantiate value of type [simple type, class com.web.dtos.SolutionDto] from String value ('{"testId":"1719126"}'); no single-String constructor/factory method at [Source: org.apache.http.conn.EofSensorInputStream@554083; line: 1, column: 1]

      at com.fasterxml.jackson.databind.JsonMappingException.from()
    2. Jackson
      BeanDeserializer._deserializeOther
      1. com.fasterxml.jackson.databind.JsonMappingException.from(JsonMappingException.java:148)[jackson-databind-2.4.3.jar:2.4.3]
      2. com.fasterxml.jackson.databind.DeserializationContext.mappingException(DeserializationContext.java:757)[jackson-databind-2.4.3.jar:2.4.3]
      3. com.fasterxml.jackson.databind.deser.ValueInstantiator._createFromStringFallbacks(ValueInstantiator.java:277)[jackson-databind-2.4.3.jar:2.4.3]
      4. com.fasterxml.jackson.databind.deser.std.StdValueInstantiator.createFromString(StdValueInstantiator.java:289)[jackson-databind-2.4.3.jar:2.4.3]
      5. com.fasterxml.jackson.databind.deser.BeanDeserializerBase.deserializeFromString(BeanDeserializerBase.java:1133)[jackson-databind-2.4.3.jar:2.4.3]
      6. com.fasterxml.jackson.databind.deser.BeanDeserializer._deserializeOther(BeanDeserializer.java:135)[jackson-databind-2.4.3.jar:2.4.3]
      6 frames
    3. Jackson-module-Afterburner
      SuperSonicBeanDeserializer.deserialize
      1. com.fasterxml.jackson.module.afterburner.deser.SuperSonicBeanDeserializer.deserialize(SuperSonicBeanDeserializer.java:123)[jackson-module-afterburner-2.4.3.jar:2.4.3]
      1 frame
    4. Jackson
      ObjectMapper.readValue
      1. com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:3051)[jackson-databind-2.4.3.jar:2.4.3]
      2. com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:2192)[jackson-databind-2.4.3.jar:2.4.3]
      2 frames