writerStream.configureBlocking(true);
readerStream.configureBlocking(false);
//Event writer - Relay in the real world
int batchSize = input.getBatchSize() * eventSize;
DbusEventBufferWriter writer = new DbusEventBufferWriter(prodEventBuffer, writerStream,
batchSize, streamStats);
//Event readers - Clients in the real world
DbusEventBufferConsumer consumer = new DbusEventBufferConsumer(consEventBuffer, numEvents,
input.getDeleteInterval(),
dstTestEvents);
Vector<EventBufferConsumer> consList = new Vector<EventBufferConsumer>();
consList.add(consumer);
//Event readers - Clients in the real world
DbusEventBufferReader reader = new DbusEventBufferReader(consEventBuffer, readerStream,
consList, clientStats);
UncaughtExceptionTrackingThread tEmitter = new UncaughtExceptionTrackingThread(eventProducer,"EventProducer");
UncaughtExceptionTrackingThread tWriter = new UncaughtExceptionTrackingThread(writer,"Writer");
UncaughtExceptionTrackingThread tReader = new UncaughtExceptionTrackingThread(reader,"Reader");
UncaughtExceptionTrackingThread tConsumer = new UncaughtExceptionTrackingThread(consumer,"Consumer");
long emitterWaitms = 20000;
long writerWaitms = 10000;
long readerWaitms = 10000;
long consumerWaitms = readerWaitms;
//start emitter;
tEmitter.start();
//tarnish events written to buffer;
int [] corruptIndexList = input.getCorruptIndexList();
if (corruptIndexList.length > 0)
{
tEmitter.join(emitterWaitms);
EventCorruptionType corruptionType = input.getCorruptionType();
eventProducer.tarnishEventsInBuffer(corruptIndexList, corruptionType);
}
//start consumer / reader /writer
tConsumer.start();
tWriter.start();
tReader.start();
//wait until all events have been written;
dumpEmitterWriterReaderConsumerState(eventProducer, writer, reader, consumer, emitterStats, streamStats, clientStats, dstTestEvents, prodEventBuffer, consEventBuffer);
LOG.info("runConstEventsReaderWriter(): waiting up to " + (emitterWaitms/1000) + " sec for appender/producer/emitter thread to terminate");
tEmitter.join(emitterWaitms);
//try and set a finish for writer
long eventsEmitted = eventProducer.eventsEmitted();
writer.setExpectedEvents(eventsEmitted);
//wait for writer to finish;
dumpEmitterWriterReaderConsumerState(eventProducer, writer, reader, consumer, emitterStats, streamStats, clientStats, dstTestEvents, prodEventBuffer, consEventBuffer);
LOG.info("runConstEventsReaderWriter(): waiting up to " + (writerWaitms/1000) + " sec for writer thread to terminate");
tWriter.join(writerWaitms);
//close the writer Stream;
dumpEmitterWriterReaderConsumerState(eventProducer, writer, reader, consumer, emitterStats, streamStats, clientStats, dstTestEvents, prodEventBuffer, consEventBuffer);
LOG.info("runConstEventsReaderWriter(): signalling writer to stop");
writer.stop();
if (!tReader.isAlive())
{
LOG.error("runConstEventsReaderWriter(): reader thread died unexpectedly");
}
dumpEmitterWriterReaderConsumerState(eventProducer, writer, reader, consumer, emitterStats, streamStats, clientStats, dstTestEvents, prodEventBuffer, consEventBuffer);
LOG.info("runConstEventsReaderWriter(): waiting up to " + (consumerWaitms/1000) + " sec for consumer thread to terminate");
tConsumer.join(consumerWaitms);
//stop the consumer thread; may or may not have got all events;
dumpEmitterWriterReaderConsumerState(eventProducer, writer, reader, consumer, emitterStats, streamStats, clientStats, dstTestEvents, prodEventBuffer, consEventBuffer);
LOG.info("runConstEventsReaderWriter(): signalling consumer to stop");
consumer.stop();
dumpEmitterWriterReaderConsumerState(eventProducer, writer, reader, consumer, emitterStats, streamStats, clientStats, dstTestEvents, prodEventBuffer, consEventBuffer);
LOG.info("runConstEventsReaderWriter(): signalling reader to stop");
reader.stop();
dumpEmitterWriterReaderConsumerState(eventProducer, writer, reader, consumer, emitterStats, streamStats, clientStats, dstTestEvents, prodEventBuffer, consEventBuffer);
LOG.info("runConstEventsReaderWriter(): all stop.");
assertEquals(null, consumer.getExceptionThrown());
LOG.info("runConstEventsReaderWriter() consumer thread: " + (consumer.hasInvalidEvent()? "DID" : "did NOT") +
" receive invalid event(s); num events emitted=" + eventsEmitted +
", events written=" + writer.eventsWritten() + ", events read=" + reader.eventsRead());
return true;
}