io.crate.execution.engine.collect

Class RemoteCollectorFactory

java.lang.Object

io.crate.execution.engine.collect.RemoteCollectorFactory

public class RemoteCollectorFactory
extends java.lang.Object

Used to create RemoteCollectors Those RemoteCollectors act as proxy collectors to collect data from a shard located on another node.

Constructor Summary

Constructors

Constructor and Description
RemoteCollectorFactory(org.elasticsearch.cluster.service.ClusterService clusterService, JobContextService jobContextService, TransportActionProvider transportActionProvider, org.elasticsearch.indices.IndicesService indicesService, org.elasticsearch.threadpool.ThreadPool threadPool)

Method Summary

Modifier and Type	Method and Description
CrateCollector.Builder	createCollector(org.elasticsearch.index.shard.ShardId shardId, RoutedCollectPhase collectPhase, JobCollectContext jobCollectContext, ShardCollectorProviderFactory shardCollectorProviderFactory) create a RemoteCollector The RemoteCollector will collect data from another node using a wormhole as if it was collecting on this node.

Methods inherited from class java.lang.Object

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

Constructor Detail

RemoteCollectorFactory

@Inject
public RemoteCollectorFactory(org.elasticsearch.cluster.service.ClusterService clusterService,
                                      JobContextService jobContextService,
                                      TransportActionProvider transportActionProvider,
                                      org.elasticsearch.indices.IndicesService indicesService,
                                      org.elasticsearch.threadpool.ThreadPool threadPool)

Method Detail

createCollector

public CrateCollector.Builder createCollector(org.elasticsearch.index.shard.ShardId shardId,
                                              RoutedCollectPhase collectPhase,
                                              JobCollectContext jobCollectContext,
                                              ShardCollectorProviderFactory shardCollectorProviderFactory)

create a RemoteCollector The RemoteCollector will collect data from another node using a wormhole as if it was collecting on this node.

This should only be used if a shard is not available on the current node due to a relocation