org.apache.kafka.clients.producer.internals
Class Partitioner

java.lang.Object
  org.apache.kafka.clients.producer.internals.Partitioner

public class Partitioner
extends java.lang.Object

The default partitioning strategy:

• If a partition is specified in the record, use it
• If no partition is specified but a key is present choose a partition based on a hash of the key
• If no partition or key is present choose a partition in a round-robin fashion

  Constructor Summary

  Partitioner()
  

  Method Summary

  int	partition(ProducerRecord record, Cluster cluster) Compute the partition for the given record.

  Methods inherited from class java.lang.Object

  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  Constructor Detail

  Partitioner

  public Partitioner()

  Method Detail

  partition

  public int partition(ProducerRecord record,
                       Cluster cluster)

  Compute the partition for the given record.

  Parameters:

  record - The record being sent

  cluster - The current cluster metadata