nl.b3p.gis.viewer.downloads

Class Dispatcher

java.lang.Object

java.lang.Thread

nl.b3p.gis.viewer.downloads.Dispatcher

All Implemented Interfaces:

Runnable

public class Dispatcher
extends Thread

Author:

Boy

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	dispatcherActive
protected long	dispatcherSleepTime
protected int	maxAliveThreads
protected static int	tcount used to give threads unique names

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor and Description
Dispatcher(boolean isDaemon, int priority, boolean autoStart) construct a thread in the default ThreadGroup with a few options set
Dispatcher(ThreadGroup tg, boolean isDaemon, int priority, boolean autoStart) construct a thread in the default ThreadGroup with a few options set

Method Summary

Methods

Modifier and Type	Method and Description
void	addCall(DownloadThread call) Add an object to the queue of threads to run
long	getDispatcherSleepTime()
int	getMaxAliveThreads()
int	getNumOfActiveCalls()
List	getQueue()
boolean	isDispatcherActive()
void	run() start going.
void	setDispatcherActive(boolean dispatcherActive)
void	setDispatcherSleepTime(long dispatcherSleepTime)
void	setMaxAliveThreads(int maxAliveThreads)

Methods inherited from class java.lang.Thread

activeCount, checkAccess, clone, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Field Detail

dispatcherActive

protected boolean dispatcherActive

tcount

protected static int tcount

used to give threads unique names

dispatcherSleepTime

protected long dispatcherSleepTime

maxAliveThreads

protected int maxAliveThreads

Constructor Detail

Dispatcher

public Dispatcher(boolean isDaemon,
          int priority,
          boolean autoStart)

construct a thread in the default ThreadGroup with a few options set

Parameters:

isDaemon - true means be a daemon thread, false means don't.

priority - the value to use when calling setPriority

autoStart - true means call this.start()

See Also:

Thread.start()

Dispatcher

public Dispatcher(ThreadGroup tg,
          boolean isDaemon,
          int priority,
          boolean autoStart)

construct a thread in the default ThreadGroup with a few options set

Parameters:

tg - the ThreadGroup to be in

isDaemon - true means be a daemon thread, false means don't.

priority - the value to use when calling setPriority

autoStart - true means call this.start()

See Also:

Thread.start()

Method Detail

addCall

public void addCall(DownloadThread call)

Add an object to the queue of threads to run

Parameters:

call - the object to add

run

public void run()

start going. This function dequeues an item and calls run on the object that was dequeued. if no object was on the queue, it waits on the queue. this function never exits.

Specified by:

run in interface Runnable

Overrides:

run in class Thread

getNumOfActiveCalls

public int getNumOfActiveCalls()

isDispatcherActive

public boolean isDispatcherActive()

setDispatcherActive

public void setDispatcherActive(boolean dispatcherActive)

getDispatcherSleepTime

public long getDispatcherSleepTime()

setDispatcherSleepTime

public void setDispatcherSleepTime(long dispatcherSleepTime)

setMaxAliveThreads

public void setMaxAliveThreads(int maxAliveThreads)

getMaxAliveThreads

public int getMaxAliveThreads()

getQueue

public List getQueue()