org.apache.hadoop.hbase.replication.regionserver

Class ReplicationSourceShipper

java.lang.Object

java.lang.Thread

org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceShipper

All Implemented Interfaces:

Runnable

Direct Known Subclasses:

RecoveredReplicationSourceShipper

@InterfaceAudience.Private
public class ReplicationSourceShipper
extends Thread

This thread reads entries from a queue and ships them. Entries are placed onto the queue by ReplicationSourceWALReaderThread

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ReplicationSourceShipper.WorkerState

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

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceWALReader	entryReader
protected int	maxRetriesMultiplier
protected PriorityBlockingQueue<org.apache.hadoop.fs.Path>	queue
protected long	sleepForRetries
protected String	walGroupId

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor and Description
ReplicationSourceShipper(org.apache.hadoop.conf.Configuration conf, String walGroupId, PriorityBlockingQueue<org.apache.hadoop.fs.Path> queue, ReplicationSourceInterface source)

Method Summary

Modifier and Type	Method and Description
boolean	isFinished()
protected void	noMoreData()
protected void	postFinish()
void	run()
protected void	setWorkerState(ReplicationSourceShipper.WorkerState state)
boolean	sleepForRetries(String msg, int sleepMultiplier) Do the sleeping logic
void	startup(Thread.UncaughtExceptionHandler handler)

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

walGroupId

protected final String walGroupId

queue

protected final PriorityBlockingQueue<org.apache.hadoop.fs.Path> queue

entryReader

protected org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceWALReader entryReader

sleepForRetries

protected final long sleepForRetries

maxRetriesMultiplier

protected final int maxRetriesMultiplier

Constructor Detail

ReplicationSourceShipper

public ReplicationSourceShipper(org.apache.hadoop.conf.Configuration conf,
                                String walGroupId,
                                PriorityBlockingQueue<org.apache.hadoop.fs.Path> queue,
                                ReplicationSourceInterface source)

Method Detail

run

public final void run()

Specified by:

run in interface Runnable

Overrides:

run in class Thread

noMoreData

protected void noMoreData()

postFinish

protected void postFinish()

startup

public void startup(Thread.UncaughtExceptionHandler handler)

setWorkerState

protected final void setWorkerState(ReplicationSourceShipper.WorkerState state)

isFinished

public boolean isFinished()

sleepForRetries

public boolean sleepForRetries(String msg,
                               int sleepMultiplier)

Do the sleeping logic

Parameters:

msg - Why we sleep

sleepMultiplier - by how many times the default sleeping time is augmented

Returns:

True if sleepMultiplier is < maxRetriesMultiplier