org.apache.solr.cloud

Class LeaderInitiatedRecoveryThread

java.lang.Object

java.lang.Thread

org.apache.solr.cloud.LeaderInitiatedRecoveryThread

All Implemented Interfaces:

Runnable

public class LeaderInitiatedRecoveryThread
extends Thread

Background daemon thread that tries to send the REQUESTRECOVERY to a downed replica; used by a shard leader to nag a replica into recovering after the leader experiences an error trying to send an update request to the replica.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields

Modifier and Type	Field and Description
protected String	collection
protected CoreContainer	coreContainer
protected int	maxTries
protected ZkCoreNodeProps	nodeProps
protected String	shardId
protected ZkController	zkController

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor and Description
LeaderInitiatedRecoveryThread(ZkController zkController, CoreContainer cc, String collection, String shardId, ZkCoreNodeProps nodeProps, int maxTries, CoreDescriptor leaderCd)

Method Summary

Modifier and Type	Method and Description
boolean	publishDownState(String replicaCoreName, String replicaCoreNodeName, String replicaNodeName, String replicaUrl, boolean forcePublishState)
void	run()
protected void	sendRecoveryCommandWithRetry()
protected void	updateLIRState(String replicaCoreNodeName)

Methods inherited from class java.lang.Thread

activeCount, checkAccess, clone, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Field Detail

zkController

protected ZkController zkController

coreContainer

protected CoreContainer coreContainer

collection

protected String collection

shardId

protected String shardId

nodeProps

protected ZkCoreNodeProps nodeProps

maxTries

protected int maxTries

Constructor Detail

LeaderInitiatedRecoveryThread

public LeaderInitiatedRecoveryThread(ZkController zkController,
                                     CoreContainer cc,
                                     String collection,
                                     String shardId,
                                     ZkCoreNodeProps nodeProps,
                                     int maxTries,
                                     CoreDescriptor leaderCd)

Method Detail

run

public void run()

Specified by:

run in interface Runnable

Overrides:

run in class Thread

publishDownState

public boolean publishDownState(String replicaCoreName,
                                String replicaCoreNodeName,
                                String replicaNodeName,
                                String replicaUrl,
                                boolean forcePublishState)

updateLIRState

protected void updateLIRState(String replicaCoreNodeName)

sendRecoveryCommandWithRetry

protected void sendRecoveryCommandWithRetry()
                                     throws Exception

Throws:

Exception