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// Copyright Epic Games, Inc. All Rights Reserved.
#include <zenutil/cache/cachepolicy.h>
#include <zencore/compactbinary.h>
#include <zencore/compactbinarybuilder.h>
#include <zencore/string.h>
namespace zen {
using namespace std::literals;
namespace detail { namespace cacheopt {
constexpr std::string_view Local = "local"sv;
constexpr std::string_view Remote = "remote"sv;
constexpr std::string_view Data = "data"sv;
constexpr std::string_view Meta = "meta"sv;
constexpr std::string_view Value = "value"sv;
constexpr std::string_view Attachments = "attachments"sv;
}} // namespace detail::cacheopt
CachePolicy
ParseQueryCachePolicy(std::string_view QueryPolicy, CachePolicy Default)
{
if (QueryPolicy.empty())
{
return Default;
}
CachePolicy Result = CachePolicy::None;
ForEachStrTok(QueryPolicy, ',', [&Result](const std::string_view& Token) {
if (Token == detail::cacheopt::Local)
{
Result |= CachePolicy::QueryLocal;
}
if (Token == detail::cacheopt::Remote)
{
Result |= CachePolicy::QueryRemote;
}
return true;
});
return Result;
}
CachePolicy
ParseStoreCachePolicy(std::string_view StorePolicy, CachePolicy Default)
{
if (StorePolicy.empty())
{
return Default;
}
CachePolicy Result = CachePolicy::None;
ForEachStrTok(StorePolicy, ',', [&Result](const std::string_view& Token) {
if (Token == detail::cacheopt::Local)
{
Result |= CachePolicy::StoreLocal;
}
if (Token == detail::cacheopt::Remote)
{
Result |= CachePolicy::StoreRemote;
}
return true;
});
return Result;
}
CachePolicy
ParseSkipCachePolicy(std::string_view SkipPolicy, CachePolicy Default)
{
if (SkipPolicy.empty())
{
return Default;
}
CachePolicy Result = CachePolicy::None;
ForEachStrTok(SkipPolicy, ',', [&Result](const std::string_view& Token) {
if (Token == detail::cacheopt::Meta)
{
Result |= CachePolicy::SkipMeta;
}
if (Token == detail::cacheopt::Value)
{
Result |= CachePolicy::SkipValue;
}
if (Token == detail::cacheopt::Attachments)
{
Result |= CachePolicy::SkipAttachments;
}
if (Token == detail::cacheopt::Data)
{
Result |= CachePolicy::SkipData;
}
return true;
});
return Result;
}
CacheRecordPolicy::CacheRecordPolicy(const CachePolicy RecordPolicy, const CachePolicy PayloadPolicy)
: m_RecordPolicy(RecordPolicy)
, m_DefaultPayloadPolicy(PayloadPolicy)
{
}
CachePolicy
CacheRecordPolicy::GetPayloadPolicy(const Oid& PayloadId) const
{
if (const auto It = m_PayloadPolicies.find(PayloadId); It != m_PayloadPolicies.end())
{
return It->second;
}
return m_DefaultPayloadPolicy;
}
bool
CacheRecordPolicy::Load(CbObjectView RecordPolicyObject, CacheRecordPolicy& OutRecordPolicy)
{
using namespace std::literals;
const uint32_t RecordPolicy = RecordPolicyObject["RecordPolicy"sv].AsUInt32(static_cast<uint32_t>(CachePolicy::Default));
const uint32_t DefaultPayloadPolicy =
RecordPolicyObject["DefaultPayloadPolicy"sv].AsUInt32(static_cast<uint32_t>(CachePolicy::Default));
OutRecordPolicy.m_RecordPolicy = static_cast<CachePolicy>(RecordPolicy);
OutRecordPolicy.m_DefaultPayloadPolicy = static_cast<CachePolicy>(DefaultPayloadPolicy);
for (CbFieldView PayloadPolicyView : RecordPolicyObject["PayloadPolicies"sv])
{
CbObjectView PayloadPolicyObject = PayloadPolicyView.AsObjectView();
const Oid PayloadId = PayloadPolicyObject["Id"sv].AsObjectId();
const uint32_t PayloadPolicy = PayloadPolicyObject["Policy"sv].AsUInt32();
if (PayloadId != Oid::Zero && PayloadPolicy != 0)
{
OutRecordPolicy.m_PayloadPolicies.emplace(PayloadId, static_cast<CachePolicy>(PayloadPolicy));
}
}
return true;
}
void
CacheRecordPolicy::Save(const CacheRecordPolicy& Policy, CbWriter& Writer)
{
Writer << "RecordPolicy"sv << static_cast<uint32_t>(Policy.GetRecordPolicy());
Writer << "DefaultPayloadPolicy"sv << static_cast<uint32_t>(Policy.GetDefaultPayloadPolicy());
if (!Policy.m_PayloadPolicies.empty())
{
Writer.BeginArray("PayloadPolicies"sv);
for (const auto& Kv : Policy.m_PayloadPolicies)
{
Writer.BeginObject();
Writer.AddObjectId("Id"sv, Kv.first);
Writer << "Policy"sv << static_cast<uint32_t>(Kv.second);
Writer.EndObject();
}
Writer.EndArray();
}
}
} // namespace zen
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