109 lines
2.1 KiB
C++
109 lines
2.1 KiB
C++
/**
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* Class describing an AMQP queue delete frame
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*
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* @copyright 2014 Copernica BV
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*/
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/**
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* Set up namespace
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*/
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namespace AMQP {
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/**
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* Class definition
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*/
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class QueueDeleteOKFrame : public QueueFrame
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{
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private:
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/**
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* The message count
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* @var int32_t
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*/
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int32_t _messageCount;
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protected:
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/**
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* Encode a frame on a string buffer
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*
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* @param buffer buffer to write frame to
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*/
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virtual void fill(OutBuffer& buffer) const override
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{
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// call base
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QueueFrame::fill(buffer);
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// add field
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buffer.add(_messageCount);
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}
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public:
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/**
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* Construct a queuedeleteokframe
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*
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* @param channel channel identifier
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* @param messageCount number of messages
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*/
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QueueDeleteOKFrame(uint16_t channel, int32_t messageCount) :
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QueueFrame(channel, 4), // 4 for int32_t size
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_messageCount(messageCount)
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{}
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/**
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* Constructor based on received data
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* @param frame received frame
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*/
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QueueDeleteOKFrame(ReceivedFrame &frame) :
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QueueFrame(frame),
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_messageCount(frame.nextInt32())
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{}
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/**
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* Destructor
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*/
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virtual ~QueueDeleteOKFrame() {}
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/**
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* return the method id
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* @return uint16_t
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*/
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virtual uint16_t methodID() const override
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{
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return 41;
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}
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/**
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* returns the number of messages
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* @return uint32_t
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*/
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uint32_t messageCount() const
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{
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return _messageCount;
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}
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/**
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* Process the frame
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* @param connection The connection over which it was received
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* @return bool Was it succesfully processed?
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*/
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virtual bool process(ConnectionImpl *connection) override
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{
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// check if we have a channel
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auto channel = connection->channel(this->channel());
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// channel does not exist
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if(!channel) return false;
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// report queue deletion success
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if (channel->reportSuccess(this->messageCount())) channel->onSynchronized();
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// done
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return true;
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}
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};
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/**
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* end namespace
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*/
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}
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