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  1. Flink
  2. FLINK-12410

KafkaTopicPartition cannot be used as a POJO type because not all fields are valid POJO fields

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Minor
    • Resolution: Duplicate
    • Affects Version/s: 1.8.0, 1.9.0, 1.10.0
    • Fix Version/s: None
    • Component/s: Connectors / Kafka
    • Labels:
      None
    • Flags:
      Important

      Description

      While Pushing data to Kafka Topic using Pojo, there is an error: "INFO org.apache.flink.api.java.typeutils.TypeExtractor - Class class org.apache.flink.streaming.connectors.kafka.internals.KafkaTopicPartition cannot be used as a POJO type because not all fields are valid POJO fields, and must be processed as GenericType"

      // code placeholder
      09:18:27,633 INFO org.apache.flink.api.java.typeutils.TypeExtractor - class org.apache.flink.streaming.connectors.kafka.internals.KafkaTopicPartition does not contain a setter for field topic
      09:18:27,634 INFO org.apache.flink.api.java.typeutils.TypeExtractor - Class class org.apache.flink.streaming.connectors.kafka.internals.KafkaTopicPartition cannot be used as a POJO type because not all fields are valid POJO fields, and must be processed as GenericType. Please read the Flink documentation on "Data Types & Serialization" for details of the effect on performance.
      09:18:27,633 INFO org.apache.flink.api.java.typeutils.TypeExtractor - class org.apache.flink.streaming.connectors.kafka.internals.KafkaTopicPartition does not contain a setter for field topic
      09:18:27,635 INFO org.apache.flink.api.java.typeutils.TypeExtractor - Class class org.apache.flink.streaming.connectors.kafka.internals.KafkaTopicPartition cannot be used as a POJO type because not all fields are valid POJO fields, and must be processed as GenericType. Please read the Flink documentation on "Data Types & Serialization" for details of the effect on performance.
      09:18:27,635 INFO org.apache.flink.api.java.typeutils.TypeExtractor - class org.apache.flink.streaming.connectors.kafka.internals.KafkaTopicPartition does not contain a setter for field topic
      09:18:27,636 INFO org.apache.flink.api.java.typeutils.TypeExtractor - Class class org.apache.flink.streaming.connectors.kafka.internals.KafkaTopicPartition cannot be used as a POJO type because not all fields are valid POJO fields, and must be processed as GenericType. Please read the Flink documentation on "Data Types & Serialization" for details of the effect on performance.
      09:18:27,639 INFO org.apache.flink.api.java.typeutils.TypeExtractor - class org.apache.flink.streaming.connectors.kafka.internals.KafkaTopicPartition does not contain a setter for field topic
      09:18:27,642 INFO org.apache.flink.api.java.typeutils.TypeExtractor - Class class org.apache.flink.streaming.connectors.kafka.internals.KafkaTopicPartition cannot be used as a POJO type because not all fields are valid POJO fields, and must be processed as GenericType. Please read the Flink documentation on "Data Types & Serialization" for details of the effect on performance.
      09:18:27,654 INFO org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumerBase - No restore state for FlinkKafkaConsumer.
      09:18:27,655 INFO org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumerBase - No restore state for FlinkKafkaConsumer.
      09:18:27,655 INFO org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumerBase - No restore state for FlinkKafkaConsumer.
      09:18:27,654 INFO org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumerBase - No restore state for FlinkKafkaConsumer.
      

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              • Assignee:
                Unassigned
                Reporter:
                chethanuk Chethan UK
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                • Created:
                  Updated:
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