101 lines
1.7 KiB
C++
101 lines
1.7 KiB
C++
/**
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* Envelope.h
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*
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* When you send or receive a message to the rabbitMQ server, it is encapsulated
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* in an envelope that contains additional meta information as well.
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*
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* @copyright 2014 - 2017 Copernica BV
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*/
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/**
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* Include guard
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*/
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#pragma once
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/**
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* Dependencies
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*/
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#include "metadata.h"
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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 Envelope : public MetaData
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{
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protected:
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/**
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* Pointer to the body data (the memory is not managed by the AMQP library!)
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* @var const char *
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*/
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char *_body;
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/**
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* Size of the data
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* @var uint64_t
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*/
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uint64_t _bodySize;
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/**
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* Was the data allocated by this object?
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* @var bool
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*/
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bool _allocated = false;
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public:
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/**
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* Constructor
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*
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* The data buffer that you pass to this constructor must be valid during
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* the lifetime of the Envelope object.
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*
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* @param body
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* @param size
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*/
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Envelope(const char *body, uint64_t size) : MetaData(), _body(const_cast<char *>(body)), _bodySize(size) {}
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/**
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* Disabled copy constructor
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*
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* @param envelope the envelope to copy
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*/
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Envelope(const Envelope &envelope) = delete;
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/**
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* Destructor
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*/
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virtual ~Envelope()
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{
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// deallocate the data
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if (_allocated) free(_body);
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}
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/**
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* Access to the full message data
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* @return buffer
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*/
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const char *body() const
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{
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return _body;
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}
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/**
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* Size of the body
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* @return uint64_t
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*/
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uint64_t bodySize() const
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{
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return _bodySize;
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}
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};
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/**
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* End of namespace
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*/
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}
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