rocketmq-client4cpp/src/message/MessageQueue.cpp

/**
* Copyright (C) 2013 kangliqiang ,kangliq@163.com
*
* Licensed 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.
*/

#include "MessageQueue.h"

#include <string>
#include <sstream>
#include <UtilAll.h>

namespace rmq
{

MessageQueue::MessageQueue()
	: m_queueId(0)
{
}

MessageQueue::MessageQueue(const std::string& topic, const std::string& brokerName, int queueId)
    : m_topic(topic), m_brokerName(brokerName), m_queueId(queueId)
{

}

std::string MessageQueue::getTopic()const
{
    return m_topic;
}

void MessageQueue::setTopic(const std::string& topic)
{
    m_topic = topic;
}

std::string MessageQueue::getBrokerName()const
{
    return m_brokerName;
}

void MessageQueue::setBrokerName(const std::string& brokerName)
{
    m_brokerName = brokerName;
}

int MessageQueue::getQueueId()const
{
    return m_queueId;
}

void MessageQueue::setQueueId(int queueId)
{
    m_queueId = queueId;
}

int MessageQueue::hashCode()
{
    /*
    final int prime = 31;
    int result = 1;
    result = prime * result + ((brokerName == null) ? 0 : brokerName.hashCode());
    result = prime * result + queueId;
    result = prime * result + ((topic == null) ? 0 : topic.hashCode());
    return result;
    */
    std::stringstream ss;
    ss << m_topic << m_brokerName << m_queueId;
    return UtilAll::hashCode(ss.str());
}

std::string MessageQueue::toString() const
{
    std::stringstream ss;
    ss << "{topic=" << m_topic
       << ",brokerName=" << m_brokerName
       << ",queueId=" << m_queueId << "}";
    return ss.str();
}


std::string MessageQueue::toJsonString() const
{
    std::stringstream ss;
    ss << "{\"topic\":\"" << m_topic
       << "\",\"brokerName\":\"" << m_brokerName
       << "\",\"queueId\":" << m_queueId << "}";
    return ss.str();
}


bool MessageQueue::operator==(const MessageQueue& mq)const
{
    if (this == &mq)
    {
        return true;
    }

    if (m_brokerName != mq.m_brokerName)
    {
        return false;
    }

    if (m_queueId != mq.m_queueId)
    {
        return false;
    }

    if (m_topic != mq.m_topic)
    {
        return false;
    }

    return true;
}

int MessageQueue::compareTo(const MessageQueue& mq)const
{
    {
        int result = strcmp(m_topic.c_str(), mq.m_topic.c_str());
        if (result != 0)
        {
            return result;
        }
    }

    {
        int result = strcmp(m_brokerName.c_str(), mq.m_brokerName.c_str());
        if (result != 0)
        {
            return result;
        }
    }

    return m_queueId - mq.m_queueId;
}

bool MessageQueue::operator<(const MessageQueue& mq)const
{
    return compareTo(mq) < 0;
}

}