Package org.languagetool.tools

Class LtThreadPoolExecutor

java.lang.Object

java.util.concurrent.AbstractExecutorService

java.util.concurrent.ThreadPoolExecutor

org.languagetool.tools.LtThreadPoolExecutor

All Implemented Interfaces:

AutoCloseable, Executor, ExecutorService

class LtThreadPoolExecutor
extends ThreadPoolExecutor

ThreadPoolExecutor with some stopping logic for OOM and metrics tracking

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 static final io.prometheus.client.Gauge	largestPoolSize
private static final io.prometheus.client.Gauge	maxQueueSize
private final String	name
private static final io.prometheus.client.Gauge	queueSize

Constructor Summary

Constructors

Constructor	Description
LtThreadPoolExecutor(String name, int corePoolSize, int maximumPoolSize, long keepAliveTime, TimeUnit unit, BlockingQueue<Runnable> workQueue, ThreadFactory threadFactory, RejectedExecutionHandler handler)

Method Summary

Modifier and Type	Method	Description
protected void	afterExecute(Runnable r, Throwable t)
protected void	beforeExecute(Thread t, Runnable r)
void	execute(Runnable command)
boolean	remove(Runnable task)

Methods inherited from class java.util.concurrent.ThreadPoolExecutor

allowCoreThreadTimeOut, allowsCoreThreadTimeOut, awaitTermination, finalize, getActiveCount, getCompletedTaskCount, getCorePoolSize, getKeepAliveTime, getLargestPoolSize, getMaximumPoolSize, getPoolSize, getQueue, getRejectedExecutionHandler, getTaskCount, getThreadFactory, isShutdown, isTerminated, isTerminating, prestartAllCoreThreads, prestartCoreThread, purge, 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

Methods inherited from interface java.util.concurrent.ExecutorService

close

Field Details

maxQueueSize

private static final io.prometheus.client.Gauge maxQueueSize

queueSize

private static final io.prometheus.client.Gauge queueSize

largestPoolSize

private static final io.prometheus.client.Gauge largestPoolSize

name

private final String name

Constructor Details

LtThreadPoolExecutor

LtThreadPoolExecutor(String name,
 int corePoolSize,
 int maximumPoolSize,
 long keepAliveTime,
 @NotNull
 TimeUnit unit,
 @NotNull
 BlockingQueue<Runnable> workQueue,
 @NotNull
 ThreadFactory threadFactory,
 @NotNull
 RejectedExecutionHandler handler)

Method Details

execute

public void execute(@NotNull
 Runnable command)

Specified by:

execute in interface Executor

Overrides:

execute in class ThreadPoolExecutor

remove

public boolean remove(Runnable task)

Overrides:

remove in class ThreadPoolExecutor

afterExecute

protected void afterExecute(Runnable r,
 Throwable t)

Overrides:

afterExecute in class ThreadPoolExecutor

beforeExecute

protected void beforeExecute(Thread t,
 Runnable r)

Overrides:

beforeExecute in class ThreadPoolExecutor