コード例 #1
0
 @Override
 public void incrementQueueCounter(String queuePath, String name, long value) {
   long timestamp = cass.createTimestamp();
   Mutator<ByteBuffer> m = createMutator(cass.getApplicationKeyspace(applicationId), be);
   counterUtils.batchIncrementQueueCounter(
       m, getQueueId(queuePath), name, value, timestamp, applicationId);
   batchExecute(m, CassandraService.RETRY_COUNT);
 }
コード例 #2
0
  public AggregateCounterSet getAggregateCounters(
      UUID queueId,
      String category,
      String counterName,
      CounterResolution resolution,
      long start,
      long finish,
      boolean pad) {

    start = resolution.round(start);
    finish = resolution.round(finish);
    long expected_time = start;
    Keyspace ko = cass.getApplicationKeyspace(applicationId);
    SliceCounterQuery<String, Long> q = createCounterSliceQuery(ko, se, le);
    q.setColumnFamily(APPLICATION_AGGREGATE_COUNTERS.getColumnFamily());
    q.setRange(start, finish, false, ALL_COUNT);
    QueryResult<CounterSlice<Long>> r =
        q.setKey(
                counterUtils.getAggregateCounterRow(
                    counterName, null, null, queueId, category, resolution))
            .execute();
    List<AggregateCounter> counters = new ArrayList<AggregateCounter>();
    for (HCounterColumn<Long> column : r.get().getColumns()) {
      AggregateCounter count = new AggregateCounter(column.getName(), column.getValue());
      if (pad && !(resolution == CounterResolution.ALL)) {
        while (count.getTimestamp() != expected_time) {
          counters.add(new AggregateCounter(expected_time, 0));
          expected_time = resolution.next(expected_time);
        }
        expected_time = resolution.next(expected_time);
      }
      counters.add(count);
    }
    if (pad && !(resolution == CounterResolution.ALL)) {
      while (expected_time <= finish) {
        counters.add(new AggregateCounter(expected_time, 0));
        expected_time = resolution.next(expected_time);
      }
    }
    return new AggregateCounterSet(counterName, queueId, category, counters);
  }
コード例 #3
0
  public Message batchPostToQueue(
      Mutator<ByteBuffer> batch,
      String queuePath,
      Message message,
      MessageIndexUpdate indexUpdate,
      long timestamp) {

    queuePath = normalizeQueuePath(queuePath);
    UUID queueId = getQueueId(queuePath);

    message.sync();

    addMessageToMutator(batch, message, timestamp);

    long shard_ts = roundLong(message.getTimestamp(), QUEUE_SHARD_INTERVAL);

    logger.debug("Adding message with id '{}' to queue '{}'", message.getUuid(), queueId);

    batch.addInsertion(
        getQueueShardRowKey(queueId, shard_ts),
        QUEUE_INBOX.getColumnFamily(),
        createColumn(message.getUuid(), ByteBuffer.allocate(0), timestamp, ue, be));

    long oldest_ts = Long.MAX_VALUE - getTimestampInMicros(message.getUuid());
    batch.addInsertion(
        bytebuffer(queueId),
        QUEUE_PROPERTIES.getColumnFamily(),
        createColumn(QUEUE_OLDEST, message.getUuid(), oldest_ts, se, ue));

    long newest_ts = getTimestampInMicros(message.getUuid());
    batch.addInsertion(
        bytebuffer(queueId),
        QUEUE_PROPERTIES.getColumnFamily(),
        createColumn(QUEUE_NEWEST, message.getUuid(), newest_ts, se, ue));

    batch.addInsertion(
        bytebuffer(getQueueId("/")),
        QUEUE_SUBSCRIBERS.getColumnFamily(),
        createColumn(queuePath, queueId, timestamp, se, ue));

    counterUtils.batchIncrementQueueCounter(
        batch, getQueueId("/"), queuePath, 1L, timestamp, applicationId);

    if (indexUpdate == null) {
      indexUpdate = new MessageIndexUpdate(message);
    }
    indexUpdate.addToMutation(batch, queueId, shard_ts, timestamp);

    counterUtils.addMessageCounterMutations(batch, applicationId, queueId, message, timestamp);

    batch.addInsertion(
        bytebuffer(queueId),
        QUEUE_PROPERTIES.getColumnFamily(),
        createColumn(QUEUE_CREATED, timestamp / 1000, Long.MAX_VALUE - timestamp, se, le));

    batch.addInsertion(
        bytebuffer(queueId),
        QUEUE_PROPERTIES.getColumnFamily(),
        createColumn(QUEUE_MODIFIED, timestamp / 1000, timestamp, se, le));

    return message;
  }