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content / browser / preloading / preload_pipeline_info.h [blame]
// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_PRELOADING_PRELOAD_PIPELINE_INFO_H_
#define CONTENT_BROWSER_PRELOADING_PRELOAD_PIPELINE_INFO_H_
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_refptr.h"
#include "content/browser/preloading/prefetch/prefetch_status.h"
#include "content/public/browser/preloading.h"
namespace content {
// Holds immutable/mutable attributes of a preload pipeline.
//
// The information are used for, e.g. CDP and failure propagation.
//
// Each prefetch and prerender belongs to a pipeline.
//
// Ownership: At most, this is owend by a `PrefetchContainer` and
// `PrerenderAttributes`, which is owned by `PrefetchContainer` (except for
// transferring it to start preloads). Note that this can be moved from a
// `PrefetchContainer` to another `PrefetchContainer`. See
// `PrefetchContainer::MigrateNewlyAdded()`.
class CONTENT_EXPORT PreloadPipelineInfo final
: public base::RefCounted<PreloadPipelineInfo> {
public:
PreloadPipelineInfo();
// Not movable nor copyable.
PreloadPipelineInfo(PreloadPipelineInfo&& other) = delete;
PreloadPipelineInfo& operator=(PreloadPipelineInfo&& other) = delete;
PreloadPipelineInfo(const PreloadPipelineInfo&) = delete;
PreloadPipelineInfo& operator=(const PreloadPipelineInfo&) = delete;
// TODO(crbug.com/342089492): Add `const base::UnguessableToken& id() const {
// return id_; }`
PreloadingEligibility prefetch_eligibility() const {
return prefetch_eligibility_;
}
void SetPrefetchEligibility(PreloadingEligibility eligibility);
const std::optional<PrefetchStatus>& prefetch_status() const {
return prefetch_status_;
}
void SetPrefetchStatus(PrefetchStatus prefetch_status);
private:
friend class base::RefCounted<PreloadPipelineInfo>;
~PreloadPipelineInfo();
// TODO(crbug.com/342089492): Add `const base::UnguessableToken id_;`
PreloadingEligibility prefetch_eligibility_ =
PreloadingEligibility::kUnspecified;
std::optional<PrefetchStatus> prefetch_status_ = std::nullopt;
};
} // namespace content
#endif // CONTENT_BROWSER_PRELOADING_PRELOAD_PIPELINE_INFO_H_