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// Copyright 2024 Huawei Cloud Computing Technology Co., Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef INCLUDED_SRC_BUILDTOOL_EXECUTION_API_COMMON_CONTENT_BLOB_CONTAINER_HPP
#define INCLUDED_SRC_BUILDTOOL_EXECUTION_API_COMMON_CONTENT_BLOB_CONTAINER_HPP
#include <cstddef>
#include <string>
#include <unordered_map>
#include <utility> //std::move
#include <vector>
#include "src/utils/cpp/transformed_range.hpp"
template <typename TDigest>
struct ContentBlob final {
ContentBlob(TDigest mydigest, std::string mydata, bool is_exec) noexcept
: digest{std::move(mydigest)},
data{std::move(mydata)},
is_exec{is_exec} {}
TDigest digest{};
std::string data{};
bool is_exec{};
};
template <typename TDigest>
class ContentBlobContainer final {
public:
using DigestType = TDigest;
using BlobType = ContentBlob<TDigest>;
ContentBlobContainer() noexcept = default;
explicit ContentBlobContainer(std::vector<BlobType> blobs) {
blobs_.reserve(blobs.size());
for (auto& blob : blobs) {
this->Emplace(std::move(blob));
}
}
/// \brief Emplace new BazelBlob to container.
void Emplace(BlobType&& blob) {
DigestType digest = blob.digest;
blobs_.emplace(std::move(digest), std::move(blob));
}
/// \brief Clear all BazelBlobs from container.
void Clear() noexcept { return blobs_.clear(); }
/// \brief Number of BazelBlobs in container.
[[nodiscard]] auto Size() const noexcept -> std::size_t {
return blobs_.size();
}
/// \brief Is equivalent BazelBlob (with same Digest) in container.
/// \param[in] blob BazelBlob to search equivalent BazelBlob for
[[nodiscard]] auto Contains(BlobType const& blob) const noexcept -> bool {
return blobs_.contains(blob.digest);
}
/// \brief Obtain iterable list of Blobs from container.
[[nodiscard]] auto Blobs() const noexcept {
auto converter = [](auto const& p) -> BlobType const& {
return p.second;
};
return TransformedRange{
blobs_.cbegin(), blobs_.cend(), std::move(converter)};
}
/// \brief Obtain iterable list of Digests from container.
[[nodiscard]] auto Digests() const noexcept {
auto converter = [](auto const& p) -> DigestType const& {
return p.first;
};
return TransformedRange{
blobs_.cbegin(), blobs_.cend(), std::move(converter)};
}
/// \brief Obtain iterable list of BazelBlobs related to Digests.
/// \param[in] related Related Digests
[[nodiscard]] auto RelatedBlobs(
std::vector<DigestType> const& related) const noexcept {
auto converter = [this](auto const& digest) -> BlobType const& {
return blobs_.at(digest);
};
return TransformedRange{
related.begin(), related.end(), std::move(converter)};
};
private:
std::unordered_map<DigestType, BlobType> blobs_{};
};
#endif // INCLUDED_SRC_BUILDTOOL_EXECUTION_API_COMMON_CONTENT_BLOB_CONTAINER_HPP
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