Examples with MessageQueueException org.graylog2.shared.messageq.MessageQueueException used on opensource projects

Example 1 with MessageQueueException

use of org.graylog2.shared.messageq.MessageQueueException in project graylog2-server by Graylog2.

the class LocalKafkaMessageQueueWriter method write.

@Override
public void write(List<RawMessageEvent> entries) throws MessageQueueException {
    final AtomicLong msgBytes = new AtomicLong(0);
    final List<Journal.Entry> journalEntries = entries.stream().filter(Objects::nonNull).map(e -> new Journal.Entry(e.getMessageIdBytes(), e.getEncodedRawMessage())).peek(e -> msgBytes.addAndGet(e.getMessageBytes().length)).collect(Collectors.toList());
    try {
        writeToJournal(journalEntries);
    } catch (Exception e) {
        LOG.error("Unable to write to journal - retrying", e);
        // Use retryer with exponential back-off to avoid spamming the logs.
        try {
            writeRetryer.call(() -> {
                writeToJournal(journalEntries);
                return null;
            });
        } catch (ExecutionException | RetryException ex) {
            throw new MessageQueueException("Retryer exception", ex);
        }
    }
    metrics.writtenMessages().mark(journalEntries.size());
    metrics.writtenBytes().mark(msgBytes.get());
}