Package org.elasticsearch.action.admin.cluster.allocation

Class TransportClusterAllocationExplainAction

java.lang.Object

org.elasticsearch.action.support.TransportAction<Request,Response>

org.elasticsearch.action.support.HandledTransportAction<Request,Response>

org.elasticsearch.action.support.master.TransportMasterNodeAction<ClusterAllocationExplainRequest,ClusterAllocationExplainResponse>

org.elasticsearch.action.admin.cluster.allocation.TransportClusterAllocationExplainAction

public class TransportClusterAllocationExplainAction
extends TransportMasterNodeAction<ClusterAllocationExplainRequest,ClusterAllocationExplainResponse>

The TransportClusterAllocationExplainAction is responsible for actually executing the explanation of a shard's allocation on the master node in the cluster.

Field Summary

Fields inherited from class org.elasticsearch.action.support.master.TransportMasterNodeAction

clusterService, indexNameExpressionResolver, threadPool, transportService

Fields inherited from class org.elasticsearch.action.support.TransportAction

actionName, taskManager

Constructor Summary

Constructors

Constructor	Description
TransportClusterAllocationExplainAction(TransportService transportService, ClusterService clusterService, ThreadPool threadPool, ActionFilters actionFilters, IndexNameExpressionResolver indexNameExpressionResolver, ClusterInfoService clusterInfoService, AllocationDeciders allocationDeciders, ShardsAllocator shardAllocator, AllocationService allocationService)

Method Summary

Modifier and Type	Method	Description
protected ClusterBlockException	checkBlock(ClusterAllocationExplainRequest request, ClusterState state)
protected java.lang.String	executor()
static ClusterAllocationExplanation	explainShard(ShardRouting shardRouting, RoutingAllocation allocation, ClusterInfo clusterInfo, boolean includeYesDecisions, AllocationService allocationService)
static ShardRouting	findShardToExplain(ClusterAllocationExplainRequest request, RoutingAllocation allocation)
protected void	masterOperation(ClusterAllocationExplainRequest request, ClusterState state, ActionListener<ClusterAllocationExplainResponse> listener)
protected ClusterAllocationExplainResponse	read(StreamInput in)

Methods inherited from class org.elasticsearch.action.support.master.TransportMasterNodeAction

doExecute, getMasterActionName, localExecute, masterOperation

Methods inherited from class org.elasticsearch.action.support.TransportAction

execute, execute, execute

Methods inherited from class java.lang.Object

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

Constructor Details

TransportClusterAllocationExplainAction

@Inject public TransportClusterAllocationExplainAction(TransportService transportService, ClusterService clusterService, ThreadPool threadPool, ActionFilters actionFilters, IndexNameExpressionResolver indexNameExpressionResolver, ClusterInfoService clusterInfoService, AllocationDeciders allocationDeciders, ShardsAllocator shardAllocator, AllocationService allocationService)

Method Details

executor

protected java.lang.String executor()

Specified by:

executor in class TransportMasterNodeAction<ClusterAllocationExplainRequest,ClusterAllocationExplainResponse>

read

protected ClusterAllocationExplainResponse read(StreamInput in) throws java.io.IOException

Specified by:

read in class TransportMasterNodeAction<ClusterAllocationExplainRequest,ClusterAllocationExplainResponse>

Throws:

java.io.IOException

checkBlock

protected ClusterBlockException checkBlock(ClusterAllocationExplainRequest request, ClusterState state)

Specified by:

checkBlock in class TransportMasterNodeAction<ClusterAllocationExplainRequest,ClusterAllocationExplainResponse>

masterOperation

protected void masterOperation(ClusterAllocationExplainRequest request, ClusterState state, ActionListener<ClusterAllocationExplainResponse> listener)

Specified by:

masterOperation in class TransportMasterNodeAction<ClusterAllocationExplainRequest,ClusterAllocationExplainResponse>

explainShard

public static ClusterAllocationExplanation explainShard(ShardRouting shardRouting, RoutingAllocation allocation, ClusterInfo clusterInfo, boolean includeYesDecisions, AllocationService allocationService)

findShardToExplain

public static ShardRouting findShardToExplain(ClusterAllocationExplainRequest request, RoutingAllocation allocation)