Apache
/
activemq
mirror of https://github.com/apache/activemq.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

fix for: https://issues.apache.org/jira/browse/AMQ-3031 

Don't use the scheduleAtFixedRate method in our scheduler as we
don't really have a need for real time task execution, just use
the fixed delay scheduler so that jobs don't stack up.

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@1174951 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Timothy A. Bish 2011-09-23 18:48:19 +00:00
parent 2db7cbf436
commit 1453c53105
1 changed files with 14 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
activemq-core/src/main/java/org/apache/activemq/thread/Scheduler.java
View File

@ -23,25 +23,25 @@ import org.apache.activemq.util.ServiceStopper;
import org.apache.activemq.util.ServiceSupport;
/**
*
*
*/
public final class Scheduler extends ServiceSupport {
public final class Scheduler extends ServiceSupport {
private final String name;
private Timer timer;
private Timer timer;
private final HashMap<Runnable, TimerTask> timerTasks = new HashMap<Runnable, TimerTask>();
public Scheduler (String name) {
this.name = name;
}
public void executePeriodically(final Runnable task, long period) {
TimerTask timerTask = new SchedulerTimerTask(task);
timer.scheduleAtFixedRate(timerTask, period, period);
TimerTask timerTask = new SchedulerTimerTask(task);
timer.schedule(timerTask, period, period);
timerTasks.put(task, timerTask);
}
/*
* execute on rough schedual based on termination of last execution. There is no
* execute on rough schedule based on termination of last execution. There is no
* compensation (two runs in quick succession) for delays
*/
public synchronized void schedualPeriodically(final Runnable task, long period) {
@ -49,9 +49,9 @@ public final class Scheduler extends ServiceSupport {
timer.schedule(timerTask, period, period);
timerTasks.put(task, timerTask);
}
public synchronized void cancel(Runnable task) {
TimerTask ticket = timerTasks.remove(task);
TimerTask ticket = timerTasks.remove(task);
if (ticket != null) {
ticket.cancel();
timer.purge();//remove cancelled TimerTasks
@ -59,10 +59,10 @@ public final class Scheduler extends ServiceSupport {
}
public synchronized void executeAfterDelay(final Runnable task, long redeliveryDelay) {
TimerTask timerTask = new SchedulerTimerTask(task);
TimerTask timerTask = new SchedulerTimerTask(task);
timer.schedule(timerTask, redeliveryDelay);
}
public void shutdown() {
timer.cancel();
}
@ -70,7 +70,7 @@ public final class Scheduler extends ServiceSupport {
@Override
protected synchronized void doStart() throws Exception {
this.timer = new Timer(name, true);
}
@Override
@ -78,7 +78,7 @@ public final class Scheduler extends ServiceSupport {
if (this.timer != null) {
this.timer.cancel();
}
}
public String getName() {