private void expire() {
if (expire == null) {
clear();
} else {
if (expireTime > 0 && GungnirUtils.currentTimeMillis() >= expireTime) {
if (LOG.isDebugEnabled()) {
LOG.debug("expire {} >= {}", GungnirUtils.currentTimeMillis(), expireTime);
}
clear();
if (expire.getType() == IntervalType.CRON) {
try {
CronExpression cronExpr = new CronExpression(expire.getSchedulingPattern());
expireTime =
cronExpr
.getNextValidTimeAfter(new Date(GungnirUtils.currentTimeMillis()))
.getTime();
} catch (ParseException e) {
expireTime = 0;
LOG.error("Failed to parse pattern", e);
}
} else {
long expireMs = expire.getPeriod().getTimeUnit().toMillis(expire.getPeriod().getTime());
expireTime += ((GungnirUtils.currentTimeMillis() - expireTime) / expireMs + 1) * expireMs;
}
}
}
}
@Override
protected void prepare() {
if (interval.getType() == IntervalType.COUNT) {
counter = 0;
} else {
if (snapshotJob == null) {
snapshotJob = new SnapshotJob();
try {
if (interval.getType() == IntervalType.CRON) {
getContext()
.getComponent()
.getShapshotTimer()
.cronSchedule(interval.getSchedulingPattern(), snapshotJob);
} else {
getContext()
.getComponent()
.getShapshotTimer()
.periodSchedule(interval.getPeriod(), snapshotJob);
}
} catch (SchedulerException e) {
LOG.error("Failed to add schedule", e);
}
}
snapshotJob.addTask(new CommitTask());
if (expire != null) {
if (interval.getType() == IntervalType.CRON) {
CronExpression cronExpr;
try {
cronExpr = new CronExpression(expire.getSchedulingPattern());
expireTime =
cronExpr
.getNextValidTimeAfter(new Date(GungnirUtils.currentTimeMillis()))
.getTime();
} catch (ParseException e) {
LOG.error("Failed to parse pattern", e);
}
} else {
expireTime =
GungnirUtils.currentTimeMillis()
+ expire.getPeriod().getTimeUnit().toMillis(expire.getPeriod().getTime());
}
}
}
}