blah.concurrency.second

Class JobQueue

java.lang.Object

blah.concurrency.second.JobQueue

public class JobQueue
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
(package private) int	bufferSize
(package private) Locker	emptySlotsLocker
(package private) Locker	fullSlotsLocker
(package private) AtomicReference<Job>[]	jobs
(package private) Cursor	readCursor
(package private) Cursor	writeCursor
(package private) int	wroteData

Constructor Summary

Constructors

Constructor and Description
JobQueue(int bufferSize)

Method Summary

Modifier and Type	Method and Description
Job	get()
(package private) boolean	haveReadbleData()
(package private) boolean	haveWritableSlots()
(package private) void	preAllocateBuffer()
void	put(Job job)
(package private) AtomicReference<Job>	waitUntilHaveReadableSlots()
(package private) int	waitUntilHaveWritableSlots()

Methods inherited from class java.lang.Object

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

Field Detail

emptySlotsLocker

final Locker emptySlotsLocker

fullSlotsLocker

final Locker fullSlotsLocker

jobs

final AtomicReference<Job>[] jobs

readCursor

final Cursor readCursor

writeCursor

final Cursor writeCursor

bufferSize

final int bufferSize

wroteData

volatile int wroteData

Constructor Detail

JobQueue

public JobQueue(int bufferSize)

Method Detail

preAllocateBuffer

void preAllocateBuffer()

put

public void put(Job job)
         throws InterruptedException

Throws:

InterruptedException

waitUntilHaveWritableSlots

int waitUntilHaveWritableSlots()

haveWritableSlots

boolean haveWritableSlots()

get

public Job get()
        throws InterruptedException

Throws:

InterruptedException

waitUntilHaveReadableSlots

AtomicReference<Job> waitUntilHaveReadableSlots()

haveReadbleData

boolean haveReadbleData()