net.jot.scheduler
Class JOTScheduler

java.lang.Object
  java.lang.Thread
      net.jot.scheduler.JOTScheduler

All Implemented Interfaces:

java.lang.Runnable

public class JOTScheduler
extends java.lang.Thread

Generic scheduler, that can run scheduled task/items. any task can be registered into the scheduler using registerItem() Works like a cron mostly. It is started by JOT at startup (by JOTInitializer) Note that new jobs are looked for every minute, so the "granularity" is about 1 minute.

Author:

thibautc

Nested Class Summary

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

java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Method Summary

static JOTScheduler	getInstance()
void	registerItem(JOTScheduledItem item, JOTSchedulingOptions options) Register an item(ie: a job) in the scheduler.
void	run() Main scheduler loop.
void	shutdown() Shuts down the scheduler and release resources
void	unregisterItem(JOTScheduledItem item) Unregisters a job from the sheculer, ie: remove it.

Methods inherited from class java.lang.Thread

activeCount, checkAccess, 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

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

Method Detail

getInstance

public static JOTScheduler getInstance()

shutdown

public void shutdown()
              throws java.lang.Exception

Shuts down the scheduler and release resources

Throws:

java.lang.Exception

registerItem

public void registerItem(JOTScheduledItem item,
                         JOTSchedulingOptions options)

Register an item(ie: a job) in the scheduler.

Parameters:

item -

options -

unregisterItem

public void unregisterItem(JOTScheduledItem item)

Unregisters a job from the sheculer, ie: remove it.

Parameters:

item -

run

public void run()

Main scheduler loop. Once scheduler.start() is call, it should run forever.

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread