101 lines
1.9 KiB
C++
101 lines
1.9 KiB
C++
/**
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* Class describing a basic recover 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 BasicRecoverFrame : public BasicFrame {
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private:
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/**
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* Server will try to requeue messages. If requeue is false or requeue attempt fails, messages are discarded or dead-lettered
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* @var BooleanSet
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*/
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BooleanSet _requeue;
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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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BasicFrame::fill(buffer);
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// encode fields
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_requeue.fill(buffer);
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}
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public:
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/**
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* Construct a basic recover frame from a received frame
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*
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* @param frame received frame
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*/
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BasicRecoverFrame(ReceivedFrame &frame) :
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BasicFrame(frame),
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_requeue(frame)
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{}
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/**
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* Construct a basic recover frame
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*
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* @param channel channel ID
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* @param requeue whether to attempt to requeue messages
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*/
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BasicRecoverFrame(uint16_t channel, bool requeue = false) :
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BasicFrame(channel, 1), //sizeof bool
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_requeue(requeue)
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{}
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/**
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* Destructor
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*/
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virtual ~BasicRecoverFrame() {}
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/**
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* Is this a synchronous frame?
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*
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* After a synchronous frame no more frames may be
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* sent until the accompanying -ok frame arrives
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*/
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bool synchronous() const override
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{
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return false;
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}
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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 110;
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}
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/**
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* Return whether the server will try to requeue
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* @return bool
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*/
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bool requeue() const
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{
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return _requeue.get(0);
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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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