BatchedRerouteService (server 7.5.2 API)

java.lang.Object
- org.elasticsearch.cluster.routing.BatchedRerouteService

All Implemented Interfaces:

RerouteService
```
public class BatchedRerouteService
extends java.lang.Object
implements RerouteService
```
A BatchedRerouteService is a RerouteService that batches together reroute requests to avoid unnecessary extra reroutes. This component only does meaningful work on the elected master node. Reroute requests will fail with a NotMasterException on other nodes.

Constructor Summary

Constructors
Constructor	Description
`BatchedRerouteService(ClusterService clusterService, java.util.function.BiFunction<ClusterState,java.lang.String,ClusterState> reroute)`

Method Summary

Modifier and Type Method Description

void reroute(java.lang.String reason, Priority priority, ActionListener<java.lang.Void> listener)
Initiates a reroute.
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - BatchedRerouteService
```
public BatchedRerouteService(ClusterService clusterService,
                             java.util.function.BiFunction<ClusterState,java.lang.String,ClusterState> reroute)
```
    Parameters:
    
    reroute - Function that computes the updated cluster state after it has been rerouted.
- Method Detail
  - reroute
```
public final void reroute(java.lang.String reason,
                          Priority priority,
                          ActionListener<java.lang.Void> listener)
```
    Initiates a reroute.
    
    Specified by:
    
    reroute in interface RerouteService
    
    priority - the (minimum) priority at which to run this reroute. If there is already a pending reroute at a higher priority then this reroute is batched with the pending one; if there is already a pending reroute at a lower priority then the priority of the pending batch is raised to the given priority.