caching_build_api.h

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//
// Copyright (C) 2024 The Android Open Source Project
//
// 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.
 
#pragma once
 
#include <string>
 
#include "cuttlefish/host/libs/web/android_build.h"
#include "cuttlefish/host/libs/web/build_api.h"
#include "cuttlefish/host/libs/zip/libzip_cc/seekable_source.h"
#include "cuttlefish/result/result.h"
 
namespace cuttlefish {
 
class CachingBuildApi : public BuildApi {
 public:
  CachingBuildApi(BuildApi& build_api, std::string cache_base_path);
 
  Result<Build> GetBuild(const BuildString& build_string) override;
  Result<std::string> DownloadFile(const Build& build,
                                   const std::string& target_directory,
                                   const std::string& artifact_name) override;
 
  Result<SeekableZipSource> FileReader(const Build&,
                                       const std::string& artifact) override;
 
 private:
  BuildApi& build_api_;
  std::string cache_base_path_;
};
 
}  // namespace cuttlefish