Package org.apache.hadoop.hbase.thrift

Class THBaseThreadPoolExecutor

java.lang.Object

java.util.concurrent.AbstractExecutorService

java.util.concurrent.ThreadPoolExecutor

org.apache.hadoop.hbase.thrift.THBaseThreadPoolExecutor

All Implemented Interfaces:

Executor, ExecutorService

@Private
public class THBaseThreadPoolExecutor
extends ThreadPoolExecutor

A ThreadPoolExecutor customized for working with HBase thrift to update metrics before and after the execution of a task.

Nested Class Summary

Nested classes/interfaces inherited from class java.util.concurrent.ThreadPoolExecutor

ThreadPoolExecutor.AbortPolicy, ThreadPoolExecutor.CallerRunsPolicy, ThreadPoolExecutor.DiscardOldestPolicy, ThreadPoolExecutor.DiscardPolicy

Field Summary

Fields

Modifier and Type	Field	Description
private ThriftMetrics	metrics

Constructor Summary

Constructors

Constructor	Description
THBaseThreadPoolExecutor(int corePoolSize, int maxPoolSize, long keepAliveTime, TimeUnit unit, BlockingQueue<Runnable> workQueue, ThreadFactory threadFactory, ThriftMetrics metrics)
THBaseThreadPoolExecutor(int corePoolSize, int maxPoolSize, long keepAliveTime, TimeUnit unit, BlockingQueue<Runnable> workQueue, ThriftMetrics metrics)

Method Summary

Modifier and Type	Method	Description
protected void	afterExecute(Runnable r, Throwable t)
protected void	beforeExecute(Thread t, Runnable r)

Methods inherited from class java.util.concurrent.ThreadPoolExecutor

allowCoreThreadTimeOut, allowsCoreThreadTimeOut, awaitTermination, execute, finalize, getActiveCount, getCompletedTaskCount, getCorePoolSize, getKeepAliveTime, getLargestPoolSize, getMaximumPoolSize, getPoolSize, getQueue, getRejectedExecutionHandler, getTaskCount, getThreadFactory, isShutdown, isTerminated, isTerminating, prestartAllCoreThreads, prestartCoreThread, purge, remove, setCorePoolSize, setKeepAliveTime, setMaximumPoolSize, setRejectedExecutionHandler, setThreadFactory, shutdown, shutdownNow, terminated, toString

Methods inherited from class java.util.concurrent.AbstractExecutorService

invokeAll, invokeAll, invokeAny, invokeAny, newTaskFor, newTaskFor, submit, submit, submit

Methods inherited from class java.lang.Object

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

Field Details

metrics

private ThriftMetrics metrics

Constructor Details

THBaseThreadPoolExecutor

public THBaseThreadPoolExecutor(int corePoolSize,
 int maxPoolSize,
 long keepAliveTime,
 TimeUnit unit,
 BlockingQueue<Runnable> workQueue,
 ThriftMetrics metrics)

THBaseThreadPoolExecutor

public THBaseThreadPoolExecutor(int corePoolSize,
 int maxPoolSize,
 long keepAliveTime,
 TimeUnit unit,
 BlockingQueue<Runnable> workQueue,
 ThreadFactory threadFactory,
 ThriftMetrics metrics)

Method Details

beforeExecute

protected void beforeExecute(Thread t,
 Runnable r)

Overrides:

beforeExecute in class ThreadPoolExecutor

afterExecute

protected void afterExecute(Runnable r,
 Throwable t)

Overrides:

afterExecute in class ThreadPoolExecutor