io.atomix.primitive.partition

Interface Partitioner<K>

Type Parameters:

K - object type.

All Known Implementing Classes:

Murmur3Partitioner

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface Partitioner<K>

Interface for mapping from an object to partition ID.

Field Summary

Fields

Modifier and Type	Field and Description
static Partitioner<String>	MURMUR3 Murmur 3 partitioner.

Method Summary

Modifier and Type	Method and Description
PartitionId	partition(K key, List<PartitionId> partitions) Returns the partition ID to which the specified object maps.

Field Detail

MURMUR3

static final Partitioner<String> MURMUR3

Murmur 3 partitioner.

Method Detail

partition

PartitionId partition(K key,
                      List<PartitionId> partitions)

Returns the partition ID to which the specified object maps.

Parameters:

key - the key to partition

partitions - the list of partitions

Returns:

partition identifier