Files
UnrealEngine/Engine/Source/Runtime/Online/BuildPatchServices/Private/Installer/Statistics/CloudChunkSourceStatistics.h
2025-05-18 13:04:45 +08:00

75 lines
2.4 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "Installer/CloudChunkSource.h"
namespace BuildPatchServices
{
class IInstallerAnalytics;
struct FBuildPatchProgress;
class IFileOperationTracker;
/**
* Interface to the statistics class which provides access to tracked values from a cloud chunk source stat.
*/
class ICloudChunkSourceStatistics
: public ICloudChunkSourceStat
{
public:
/**
* @return the number of bytes that the installation required from cloud sources.
*/
virtual uint64 GetRequiredDownloadSize() const = 0;
/**
* @return the number of successful chunk downloads which had invalid data.
*/
virtual uint64 GetNumCorruptChunkDownloads() const = 0;
/**
* @return the number of chunk downloads which were aborted, having been determined as lagging.
*/
virtual uint64 GetNumAbortedChunkDownloads() const = 0;
/**
* @return the rate of success for chunks download requests, 1.0 being 100%.
*/
virtual float GetDownloadSuccessRate() const = 0;
/**
* @return the EBuildPatchDownloadHealth value which the success rate applies to according to the configured ranges.
*/
virtual EBuildPatchDownloadHealth GetDownloadHealth() const = 0;
/**
* @return an array of seconds spent in each download health range, indexable by EBuildPatchDownloadHealth.
*/
virtual TArray<float> GetDownloadHealthTimers() const = 0;
/**
* @return the current number of download requests.
*/
virtual uint32 GetCurrentRequestCount() const = 0;
/**
* @return the peak number of download requests.
*/
virtual uint32 GetPeakRequestCount() const = 0;
};
/**
* A factory for creating an ICloudChunkSourceStatistics instance.
*/
class FCloudChunkSourceStatisticsFactory
{
public:
/**
* Creates the cloud chunk source's dependency interface and exposes additional information.
* @param InstallerAnalytics The analytics implementation for reporting the cloud source events.
* @param BuildProgress The legacy progress implementation to bridge the system stats to.
* @param FileOperationTracker The file operation tracker which will be used to update data states.
* @return the new ICloudChunkSourceStatistics instance created.
*/
static ICloudChunkSourceStatistics* Create(IInstallerAnalytics* InstallerAnalytics, FBuildPatchProgress* BuildProgress, IFileOperationTracker* FileOperationTracker);
};
}