mirror of https://github.com/facebook/rocksdb.git
68 lines
2.2 KiB
C++
68 lines
2.2 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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#pragma once
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#include <cassert>
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#include <cstdint>
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#include <iosfwd>
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#include <string>
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#include "db/blob/blob_constants.h"
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#include "rocksdb/rocksdb_namespace.h"
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namespace ROCKSDB_NAMESPACE {
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class JSONWriter;
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class Slice;
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class Status;
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class BlobFileAddition {
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public:
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BlobFileAddition() = default;
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BlobFileAddition(uint64_t blob_file_number, uint64_t total_blob_count,
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uint64_t total_blob_bytes, std::string checksum_method,
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std::string checksum_value)
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: blob_file_number_(blob_file_number),
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total_blob_count_(total_blob_count),
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total_blob_bytes_(total_blob_bytes),
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checksum_method_(std::move(checksum_method)),
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checksum_value_(std::move(checksum_value)) {
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assert(checksum_method_.empty() == checksum_value_.empty());
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}
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uint64_t GetBlobFileNumber() const { return blob_file_number_; }
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uint64_t GetTotalBlobCount() const { return total_blob_count_; }
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uint64_t GetTotalBlobBytes() const { return total_blob_bytes_; }
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const std::string& GetChecksumMethod() const { return checksum_method_; }
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const std::string& GetChecksumValue() const { return checksum_value_; }
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void EncodeTo(std::string* output) const;
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Status DecodeFrom(Slice* input);
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std::string DebugString() const;
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std::string DebugJSON() const;
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private:
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enum CustomFieldTags : uint32_t;
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uint64_t blob_file_number_ = kInvalidBlobFileNumber;
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uint64_t total_blob_count_ = 0;
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uint64_t total_blob_bytes_ = 0;
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std::string checksum_method_;
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std::string checksum_value_;
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};
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bool operator==(const BlobFileAddition& lhs, const BlobFileAddition& rhs);
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bool operator!=(const BlobFileAddition& lhs, const BlobFileAddition& rhs);
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std::ostream& operator<<(std::ostream& os,
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const BlobFileAddition& blob_file_addition);
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JSONWriter& operator<<(JSONWriter& jw,
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const BlobFileAddition& blob_file_addition);
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} // namespace ROCKSDB_NAMESPACE
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