Pipeline.h

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/*
 * Copyright (C) 1996-2025 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */
 
#ifndef SQUID_SRC_PIPELINE_H
#define SQUID_SRC_PIPELINE_H
 
#include "base/RefCount.h"
#include "http/Stream.h"
 
#include <list>
 
class Pipeline
{
    Pipeline(const Pipeline &) = delete;
    Pipeline & operator =(const Pipeline &) = delete;
 
public:
    Pipeline() : nrequests(0) {}
    ~Pipeline() = default;
 
    void add(const Http::StreamPointer &);
 
    Http::StreamPointer front() const;
 
    Http::StreamPointer back() const;
 
    size_t count() const {return requests.size();}
 
    bool empty() const {return requests.empty();}
 
    void popMe(const Http::StreamPointer &);
 
    uint32_t nrequests;
 
private:
    std::list<Http::StreamPointer> requests;
};
 
#endif /* SQUID_SRC_PIPELINE_H */