Examples with EventFilter org.apache.jackrabbit.oak.plugins.observation.filter.EventFilter used on opensource projects

Example 1 with EventFilter

use of org.apache.jackrabbit.oak.plugins.observation.filter.EventFilter in project jackrabbit-oak by apache.

the class ChangeProcessor method contentChanged.

@Override
public void contentChanged(@Nonnull NodeState before, @Nonnull NodeState after, @Nonnull CommitInfo info) {
    // OAK-5160 before is now guaranteed to be non-null
    checkNotNull(before);
    checkNotNull(after);
    checkNotNull(info);
    try {
        long start = PERF_LOGGER.start();
        FilterProvider provider = filterProvider.get();
        // FIXME don't rely on toString for session id
        if (provider.includeCommit(contentSession.toString(), info)) {
            EventFilter filter = provider.getFilter(before, after);
            EventIterator events = new EventQueue(namePathMapper, info, before, after, provider.getSubTrees(), Filters.all(filter, VISIBLE_FILTER), provider.getEventAggregator());
            long time = System.nanoTime();
            boolean hasEvents = events.hasNext();
            tracker.recordProducerTime(System.nanoTime() - time, TimeUnit.NANOSECONDS);
            if (hasEvents && runningMonitor.enterIf(running)) {
                if (commitRateLimiter != null) {
                    commitRateLimiter.beforeNonBlocking();
                }
                try {
                    CountingIterator countingEvents = new CountingIterator(events);
                    eventListener.onEvent(countingEvents);
                    countingEvents.updateCounters(eventCount, eventDuration);
                } finally {
                    if (commitRateLimiter != null) {
                        commitRateLimiter.afterNonBlocking();
                    }
                    runningMonitor.leave();
                }
            }
        }
        PERF_LOGGER.end(start, 100, "Generated events (before: {}, after: {})", before, after);
    } catch (Exception e) {
        LOG.warn("Error while dispatching observation events for " + tracker, e);
    }
}