pulsar-client-cpp/lib/stats/ProducerStatsImpl.h

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

#ifndef PULSAR_PRODUCER_STATS_IMPL_HEADER
#define PULSAR_PRODUCER_STATS_IMPL_HEADER

#include <pulsar/Message.h>
#include <map>
#include <lib/ExecutorService.h>
#include <boost/accumulators/framework/features.hpp>

#include <boost/accumulators/accumulators.hpp>
#include <boost/accumulators/statistics.hpp>
#include <boost/accumulators/framework/accumulator_set.hpp>
#include <boost/accumulators/statistics/extended_p_square.hpp>
#include <boost/array.hpp>

#include <boost/date_time/local_time/local_time.hpp>
#include <boost/array.hpp>
#include <iostream>
#include <vector>
#include <lib/Utils.h>
#include <boost/bind.hpp>
#include <lib/stats/ProducerStatsBase.h>

namespace pulsar {
typedef boost::accumulators::accumulator_set<double,
        boost::accumulators::stats<boost::accumulators::tag::mean,
                boost::accumulators::tag::extended_p_square> > LatencyAccumulator;

class ProducerStatsImpl : public boost::enable_shared_from_this<ProducerStatsImpl>,
        public ProducerStatsBase {
 private:
    unsigned long numMsgsSent_;
    unsigned long numBytesSent_;
    std::map<Result, unsigned long> sendMap_;
    LatencyAccumulator latencyAccumulator_;

    unsigned long totalMsgsSent_;
    unsigned long totalBytesSent_;
    std::map<Result, unsigned long> totalSendMap_;
    LatencyAccumulator totalLatencyAccumulator_;

    std::string producerStr_;
    DeadlineTimerPtr timer_;
    boost::mutex mutex_;
    unsigned int statsIntervalInSeconds_;

    friend std::ostream& operator<<(std::ostream&, const ProducerStatsImpl&);
    friend std::ostream& operator<<(std::ostream&, const std::map<Result, unsigned long>&);
    friend class PulsarFriend;

    static std::string latencyToString(const LatencyAccumulator&);
 public:
    ProducerStatsImpl(std::string, DeadlineTimerPtr, unsigned int);

    ProducerStatsImpl(const ProducerStatsImpl& stats);

    void flushAndReset(const boost::system::error_code&);

    void messageSent(const Message&);

    void messageReceived(Result&, boost::posix_time::ptime&);

    ~ProducerStatsImpl();

    inline unsigned long getNumMsgsSent() {
        return numMsgsSent_;
    }

    inline unsigned long getNumBytesSent() {
        return numBytesSent_;
    }

    inline std::map<Result, unsigned long> getSendMap() {
        return sendMap_;
    }

    inline unsigned long getTotalMsgsSent() {
        return totalMsgsSent_;
    }

    inline unsigned long getTotalBytesSent() {
        return totalBytesSent_;
    }

    inline std::map<Result, unsigned long> getTotalSendMap() {
        return totalSendMap_;
    }

    inline LatencyAccumulator getLatencyAccumulator() {
        return latencyAccumulator_;
    }

    inline LatencyAccumulator getTotalLatencyAccumulator() {
        return totalLatencyAccumulator_;
    }
};
typedef boost::shared_ptr<ProducerStatsImpl> ProducerStatsImplPtr;
}

#endif // PULSAR_PRODUCER_STATS_IMPL_HEADER