From 95df0b6d1bb7d65bdf02533cb7067067000776d3 Mon Sep 17 00:00:00 2001
From: Maksim Denisov <denisov.maksim@huawei.com>
Date: Mon, 27 May 2024 11:05:56 +0200
Subject: Move blob_tree to the common stage since it is used only there.

---
 src/buildtool/execution_api/common/blob_tree.hpp | 59 ++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 src/buildtool/execution_api/common/blob_tree.hpp

(limited to 'src/buildtool/execution_api/common/blob_tree.hpp')

diff --git a/src/buildtool/execution_api/common/blob_tree.hpp b/src/buildtool/execution_api/common/blob_tree.hpp
new file mode 100644
index 00000000..59e58410
--- /dev/null
+++ b/src/buildtool/execution_api/common/blob_tree.hpp
@@ -0,0 +1,59 @@
+// Copyright 2022 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_BLOB_TREE_HPP
+#define INCLUDED_SRC_BUILDTOOL_EXECUTION_API_COMMON_BLOB_TREE_HPP
+
+#include <filesystem>
+#include <memory>
+#include <optional>
+#include <utility>
+#include <vector>
+
+#include "gsl/gsl"
+#include "src/buildtool/compatibility/native_support.hpp"
+#include "src/buildtool/execution_api/bazel_msg/bazel_blob_container.hpp"
+#include "src/buildtool/execution_api/bazel_msg/directory_tree.hpp"
+
+class BlobTree;
+using BlobTreePtr = gsl::not_null<std::shared_ptr<BlobTree>>;
+
+/// \brief Tree-like blob container to enable tree-invariant satisfying blob
+/// upload.
+class BlobTree {
+  public:
+    BlobTree(BazelBlob blob, std::vector<BlobTreePtr> nodes)
+        : blob_{std::move(blob)}, nodes_{std::move(nodes)} {}
+
+    [[nodiscard]] auto Blob() const noexcept -> BazelBlob { return blob_; }
+    [[nodiscard]] auto IsTree() const noexcept -> bool {
+        return NativeSupport::IsTree(blob_.digest.hash());
+    }
+
+    /// \brief Create a `BlobTree` from a `DirectoryTree`.
+    [[nodiscard]] static auto FromDirectoryTree(
+        DirectoryTreePtr const& tree,
+        std::filesystem::path const& parent = "") noexcept
+        -> std::optional<BlobTreePtr>;
+
+    [[nodiscard]] auto begin() const noexcept { return nodes_.begin(); }
+    [[nodiscard]] auto end() const noexcept { return nodes_.end(); }
+    [[nodiscard]] auto size() const noexcept { return nodes_.size(); }
+
+  private:
+    BazelBlob blob_;
+    std::vector<BlobTreePtr> nodes_;
+};
+
+#endif  // INCLUDED_SRC_BUILDTOOL_EXECUTION_API_COMMON_BLOB_TREE_HPP
-- 
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