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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/messagebus/reply.h>
#include <vespa/documentapi/messagebus/priority.h>
namespace documentapi {
/**
* This class implements a generic document protocol reply that can be reused by document messages that require no
* special reply implementation while still allowing applications to distinguish between types.
*/
class DocumentReply : public mbus::Reply {
private:
uint32_t _type;
Priority::Value _priority;
public:
/**
* Convenience typedef.
*/
using UP = std::unique_ptr<DocumentReply>;
using SP = std::shared_ptr<DocumentReply>;
/**
* Constructs a new reply of given type.
*
* @param type The type code to assign to this.
*/
DocumentReply(uint32_t type);
/**
* Virtual destructor required for inheritance.
*/
~DocumentReply() override;
/**
* Returns the priority tag for this message. This is an optional tag added for VDS that is not interpreted by the
* document protocol.
*
* @return The priority.
*/
Priority::Value getPriority() const { return _priority; }
uint8_t priority() const override { return (uint8_t)_priority; }
/**
* Sets the priority tag for this message.
*
* @param priority The priority to set.
*/
void setPriority(Priority::Value p) { _priority = p; }
const mbus::string& getProtocol() const override;
uint32_t getType() const override { return _type; }
};
}
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