com.cs.software.engine.threadpool

Class ThreadActive

java.lang.Object

com.cs.software.engine.threadpool.ThreadActive

public class ThreadActive
extends Object

This class ThreadQueue is used to hold all unused threads.

Author:

Steve Crombie

Constructor Summary

Constructors

Constructor and Description
ThreadActive(String aName) Constructor - Create a new queue reference by name

Method Summary

Modifier and Type	Method and Description
void	addReader(PoolMgr aReader) Synchronized - Will add a new Reader (PoolMgr) to the Queue
void	addThread(WorkerThread aThread) Synchronized - Add a Thread to the queue, which is ready for work
void	addWriter(ServicesIntf aService) Synchronized - Will add a new Worker to the Queue
void	close() Will remove all messages from the queue and remove the queue
int	getDefError()
String	getQueueName() Returns the Queue Reference Name
WorkerThread	getWorkerThread() Synchronized - Will retrieve the next Thread from the queue note: This call will block until a message is received
WorkerThread	getWorkerThreadNoWait() Will retrieve the next message from the queue note: This call will NOT BLOCK if not message returns null
void	removeReader(PoolMgr aReader) Synchronized - Will remove a Reader (PoolMgr) from the Queue
void	removeWriter(ServicesIntf aService) Synchronized - Will remove a Worker from the Queue
int	size() Synchronized - Will return the number of messages left in the Queue

Methods inherited from class java.lang.Object

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

Constructor Detail

ThreadActive

public ThreadActive(String aName)

Constructor - Create a new queue reference by name

Parameters:

aName - String Queue Reference Name

Method Detail

getQueueName

public String getQueueName()

Returns the Queue Reference Name

Returns:

String Queue Reference Name

addThread

public void addThread(WorkerThread aThread)

Synchronized - Add a Thread to the queue, which is ready for work

Parameters:

aThread - WorkerThread Thread ready for work

getWorkerThread

public WorkerThread getWorkerThread()

Synchronized - Will retrieve the next Thread from the queue note: This call will block until a message is received

Returns:

WorkerThread next Thread ready for work

getWorkerThreadNoWait

public WorkerThread getWorkerThreadNoWait()

Will retrieve the next message from the queue note: This call will NOT BLOCK if not message returns null

Returns:

Object next new message

size

public int size()

Synchronized - Will return the number of messages left in the Queue

Returns:

int number of messages

close

public void close()

Will remove all messages from the queue and remove the queue

addReader

public void addReader(PoolMgr aReader)

Synchronized - Will add a new Reader (PoolMgr) to the Queue

Parameters:

aReader - QueueReader New queue reader (PoolMgr) object

removeReader

public void removeReader(PoolMgr aReader)

Synchronized - Will remove a Reader (PoolMgr) from the Queue

Parameters:

aReader - PoolMgr Is a reader object

addWriter

public void addWriter(ServicesIntf aService)

Synchronized - Will add a new Worker to the Queue

Parameters:

aService - Worker New queue worker object

removeWriter

public void removeWriter(ServicesIntf aService)

Synchronized - Will remove a Worker from the Queue

Parameters:

aService - Worker Class which performs work

getDefError

public int getDefError()