/** Start the reaper in foreground. */
public void run() {
// guard
{
checkState();
}
reap();
}
/** Work until the run flag is set to false. */
public void reap() {
log.info("Reaper started.");
// guard
{
checkState();
}
while (run) {
long actslice = directory.getActualSlice();
ReaperWorker worker = new ReaperWorker(directory, actslice, ttl);
log.trace("Reaping timeslice " + actslice + "...");
// start thread on reap_timeslice
{
worker.start();
}
try {
long slept = 0;
while (slept < directory.getTimeSliceSize() && run) {
sleep(idle);
slept += idle;
}
} catch (InterruptedException e) {
// Log message, but keep working
log.error("Interrupted during sleep for one timeslice: " + e.getMessage());
}
// wait for reap to finish
{
try {
worker.join();
} catch (InterruptedException e) {
log.error(
"Interrupted while waiting for ReaperWorker on timeslice "
+ actslice
+ ": "
+ e.getMessage());
}
}
}
log.info("Reaper finished working.");
}
/** Stop the thread running in the background. */
@PreDestroy
public void stop_service() {
// guard
{
checkState();
}
this.run = false;
try {
log.info("Stopping Reaper...");
this.join();
log.info("Reaper stoped.");
} catch (InterruptedException e) {
log.warn("Could not wait for Reaper to stop: " + e.getMessage());
}
}
