com.rhi.architecture.threads
Class WorkerThread

java.lang.Object
  java.lang.Thread
      com.rhi.architecture.threads.WorkerThread

All Implemented Interfaces:

java.lang.Runnable

public class WorkerThread

extends java.lang.Thread

Worker Threads performs a given work and sleeps after the work is finished. The thread is managed by a ThreadPool and is used in conjuction with a ThreadPool. The threads sleeps as long as there is no work to be performed. ThreadPool assigns work to the thread and wakes up the WorkerThread to perform the given work. Once the thread finishes the work it sets itself to as having no work.

Version:

1.0

Author:

Chandra Ilindra

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

WorkerThread(ThreadPool pool)
Constructor - constructs a WorkerThread

Method Summary

void	markForShutDown() mark the thread to be shutdown.
boolean	noWork() return true is there is no work to be performed.
void	run() Perform the following steps, in a loop, until asked to shutdown: 1.
void	setNoWork() assign no work to the worked thread.
void	setWork(java.lang.Runnable action) Sets the work to be performed by the thread.

Methods inherited from class java.lang.Thread

activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getContextClassLoader, getName, getPriority, getThreadGroup, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setName, setPriority, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Constructor Detail

WorkerThread

public WorkerThread(ThreadPool pool)

Constructor - constructs a WorkerThread

Parameters:

pool - - reference to the managing ThreadPool

Since:

1.0

Method Detail

run

public void run()

Perform the following steps, in a loop, until asked to shutdown: 1. If there is no work then go to sleep ( wait ). 2. If there is work: - perform the work - reset work to null 3. Exit the loop, if asked to shutdown.

Since:

1.0

noWork

public boolean noWork()

return true is there is no work to be performed.

Returns:

boolean

Since:

1.0

setNoWork

public void setNoWork()

assign no work to the worked thread.

Since:

1.0

markForShutDown

public void markForShutDown()

mark the thread to be shutdown.

Since:

1.0

setWork

public void setWork(java.lang.Runnable action)

Sets the work to be performed by the thread.

Parameters:

action - - action to be performed by the thread

Since:

1.0