Package org.apache.flink.connector.kafka.sink

Interface KafkaRecordSerializationSchema.KafkaSinkContext

All Known Implementing Classes:
DefaultKafkaSinkContext
Enclosing interface:
KafkaRecordSerializationSchema<T>
@Internal public static interface KafkaRecordSerializationSchema.KafkaSinkContext
Context providing information of the kafka record target location.

  • Method Details

    • getParallelInstanceId

      int getParallelInstanceId()
      Get the ID of the subtask the KafkaSink is running on. The numbering starts from 0 and goes up to parallelism-1. (parallelism as returned by getNumberOfParallelInstances()
      Returns:
      ID of subtask

    • getNumberOfParallelInstances

      int getNumberOfParallelInstances()
      Returns:
      number of parallel KafkaSink tasks.

    • getPartitionsForTopic

      int[] getPartitionsForTopic(String topic)
      For a given topic id retrieve the available partitions.

      After the first retrieval the returned partitions are cached. If the partitions are updated the job has to be restarted to make the change visible.

      Parameters:
      topic - kafka topic with partitions
      Returns:
      the ids of the currently available partitions