9b58c73c7c
Summary: It only covers Open() with default column family right now Test Plan: make release Reviewers: igor, yhchiang, sdong Reviewed By: sdong Subscribers: leveldb Differential Revision: https://reviews.facebook.net/D22467
65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#pragma once
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#ifndef ROCKSDB_LITE
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#include <string>
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#include "rocksdb/options.h"
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#include "rocksdb/table.h"
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namespace rocksdb {
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struct Options;
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struct EnvOptions;
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using std::unique_ptr;
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class Status;
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class RandomAccessFile;
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class WritableFile;
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class Table;
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class TableBuilder;
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class AdaptiveTableFactory : public TableFactory {
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public:
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~AdaptiveTableFactory() {}
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explicit AdaptiveTableFactory(
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std::shared_ptr<TableFactory> table_factory_to_write,
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std::shared_ptr<TableFactory> block_based_table_factory,
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std::shared_ptr<TableFactory> plain_table_factory,
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std::shared_ptr<TableFactory> cuckoo_table_factory);
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const char* Name() const override { return "AdaptiveTableFactory"; }
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Status NewTableReader(const Options& options, const EnvOptions& soptions,
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const InternalKeyComparator& internal_comparator,
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unique_ptr<RandomAccessFile>&& file, uint64_t file_size,
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unique_ptr<TableReader>* table) const override;
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TableBuilder* NewTableBuilder(const Options& options,
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const InternalKeyComparator& icomparator,
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WritableFile* file,
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CompressionType compression_type) const
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override;
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// Sanitizes the specified DB Options.
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Status SanitizeDBOptions(const DBOptions* db_opts) const override {
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if (db_opts->allow_mmap_reads == false) {
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return Status::NotSupported(
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"AdaptiveTable with allow_mmap_reads == false is not supported.");
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}
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return Status::OK();
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}
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std::string GetPrintableTableOptions() const override;
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private:
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std::shared_ptr<TableFactory> table_factory_to_write_;
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std::shared_ptr<TableFactory> block_based_table_factory_;
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std::shared_ptr<TableFactory> plain_table_factory_;
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std::shared_ptr<TableFactory> cuckoo_table_factory_;
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};
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} // namespace rocksdb
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#endif // ROCKSDB_LITE
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