org.apache.river.mercury

Class MailboxImpl.Notifier

java.lang.Object

java.lang.Thread

org.apache.river.thread.InterruptedStatusThread

org.apache.river.mercury.MailboxImpl.Notifier

All Implemented Interfaces:

Runnable, TimeConstants

Enclosing class:

MailboxImpl

private class MailboxImpl.Notifier
extends InterruptedStatusThread
implements TimeConstants

The notifieR thread. This thread is responsible for delivering events to client supplied notification targets when their associated registrations are enabled.

The constructor calls start() so there is no need to explicitly start this thread.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.river.thread.InterruptedStatusThread

InterruptedStatusThread.Interruptable

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

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields

Modifier and Type	Field and Description
private static long	PAUSE_TIME Time to wait between notification checks
private Random	rand Random number generator that will be used for implementing a simple load balancing scheme.
private java.util.concurrent.ExecutorService	taskManager TaskManager that will be handling the notification tasks
private WakeupManager	wakeupMgr wakeup manager for NotifyTask

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Fields inherited from interface org.apache.river.constants.TimeConstants

DAYS, HOURS, MINUTES, SECONDS

Constructor Summary

Constructors

Constructor and Description
Notifier(Configuration config) Simple constructor.

Method Summary

Modifier and Type	Method and Description
void	run() Schedule delivery tasks for any enabled registrations.

Methods inherited from class org.apache.river.thread.InterruptedStatusThread

hasBeenInterrupted, interrupt

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, 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

taskManager

private final java.util.concurrent.ExecutorService taskManager

TaskManager that will be handling the notification tasks

wakeupMgr

private final WakeupManager wakeupMgr

wakeup manager for NotifyTask

rand

private final Random rand

Random number generator that will be used for implementing a simple load balancing scheme. Seed it with the current time.

PAUSE_TIME

private static final long PAUSE_TIME

Time to wait between notification checks

See Also:

Constant Field Values

Constructor Detail

Notifier

Notifier(Configuration config)
  throws ConfigurationException

Simple constructor.

Throws:

ConfigurationException

Method Detail

run

public void run()

Schedule delivery tasks for any enabled registrations.

Specified by:

run in interface Runnable

Overrides:

run in class Thread