net.openhft.chronicle.queue.impl.single

Class Pretoucher

java.lang.Object

net.openhft.chronicle.queue.impl.single.Pretoucher

All Implemented Interfaces:

Closeable, AutoCloseable

public final class Pretoucher
extends Object
implements Closeable

A class designed to be called from a long-lived thread.

Upon invocation of the execute() method, this object will pre-touch pages in the supplied queue's underlying store file, attempting to keep ahead of any appenders to the queue.

Resources held by this object will be released when the underlying queue is closed.

Alternatively, the shutdown() method can be called to close the supplied queue and release any other resources. Invocation of the execute() method after shutdown() has been called with cause an IllegalStateException to be thrown.

Constructor Summary

Constructors

Constructor and Description
Pretoucher(SingleChronicleQueue queue)

Method Summary

Modifier and Type	Method and Description
void	close()
void	execute()
void	shutdown()

Methods inherited from class java.lang.Object

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

Constructor Detail

Pretoucher

public Pretoucher(SingleChronicleQueue queue)

Method Detail

execute

public void execute()
             throws net.openhft.chronicle.core.threads.InvalidEventHandlerException

Throws:

net.openhft.chronicle.core.threads.InvalidEventHandlerException

shutdown

public void shutdown()

close

public void close()

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable