Package org.apache.pekko.cluster.sharding.typed

Class Murmur2NoEnvelopeMessageExtractor<M>

java.lang.Object

org.apache.pekko.cluster.sharding.typed.ShardingMessageExtractor<M,M>

org.apache.pekko.cluster.sharding.typed.Murmur2NoEnvelopeMessageExtractor<M>

public abstract class Murmur2NoEnvelopeMessageExtractor<M>
extends ShardingMessageExtractor<M,M>

Constructor Summary

Constructors

Constructor	Description
Murmur2NoEnvelopeMessageExtractor(int numberOfShards)

Method Summary

Modifier and Type	Method	Description
int	numberOfShards()
String	shardId(String entityId)	The shard identifier for a given entity id.
M	unwrapMessage(M message)	Extract the message to send to the entity from an incoming message.

Methods inherited from class org.apache.pekko.cluster.sharding.typed.ShardingMessageExtractor

apply, entityId, noEnvelope

Methods inherited from class java.lang.Object

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

Constructor Details

Murmur2NoEnvelopeMessageExtractor

public Murmur2NoEnvelopeMessageExtractor(int numberOfShards)

Method Details

numberOfShards

public int numberOfShards()

shardId

public String shardId(String entityId)

Description copied from class: ShardingMessageExtractor

The shard identifier for a given entity id. Only messages that passed the ShardingMessageExtractor.entityId(E) function will be used as input to this function.

Specified by:

shardId in class ShardingMessageExtractor<M,M>

unwrapMessage

public M unwrapMessage(M message)

Description copied from class: ShardingMessageExtractor

Extract the message to send to the entity from an incoming message. Note that the extracted message does not have to be the same as the incoming message to support wrapping in message envelope that is unwrapped before sending to the entity actor.

Specified by:

unwrapMessage in class ShardingMessageExtractor<M,M>