mirror of
https://github.com/facebook/rocksdb.git
synced 2024-11-27 20:43:57 +00:00
73d72ed5c7
Summary:
db_imp_readonly.o is one of the big obj file. If it's not a necessary
feature, we should probably block it in ROCKSDB_LITE.
1322704 Nov 24 16:55 db/db_impl_readonly.o
Test Plan:
make shared_lib -j32
make ROCKSDB_LITE shared_lib -j32
Reviewers: ljin, igor
Reviewed By: igor
Subscribers: dhruba, leveldb
Differential Revision: https://reviews.facebook.net/D29583
108 lines
3.9 KiB
C++
108 lines
3.9 KiB
C++
// Copyright (c) 2013, Facebook, Inc. All rights reserved.
|
|
// This source code is licensed under the BSD-style license found in the
|
|
// LICENSE file in the root directory of this source tree. An additional grant
|
|
// of patent rights can be found in the PATENTS file in the same directory.
|
|
|
|
#pragma once
|
|
|
|
#ifndef ROCKSDB_LITE
|
|
|
|
#include "db/db_impl.h"
|
|
#include <vector>
|
|
#include <string>
|
|
|
|
namespace rocksdb {
|
|
|
|
class DBImplReadOnly : public DBImpl {
|
|
public:
|
|
DBImplReadOnly(const DBOptions& options, const std::string& dbname);
|
|
virtual ~DBImplReadOnly();
|
|
|
|
// Implementations of the DB interface
|
|
using DB::Get;
|
|
virtual Status Get(const ReadOptions& options,
|
|
ColumnFamilyHandle* column_family, const Slice& key,
|
|
std::string* value) override;
|
|
|
|
// TODO: Implement ReadOnly MultiGet?
|
|
|
|
using DBImpl::NewIterator;
|
|
virtual Iterator* NewIterator(const ReadOptions&,
|
|
ColumnFamilyHandle* column_family) override;
|
|
|
|
virtual Status NewIterators(
|
|
const ReadOptions& options,
|
|
const std::vector<ColumnFamilyHandle*>& column_families,
|
|
std::vector<Iterator*>* iterators) override;
|
|
|
|
using DBImpl::Put;
|
|
virtual Status Put(const WriteOptions& options,
|
|
ColumnFamilyHandle* column_family, const Slice& key,
|
|
const Slice& value) override {
|
|
return Status::NotSupported("Not supported operation in read only mode.");
|
|
}
|
|
using DBImpl::Merge;
|
|
virtual Status Merge(const WriteOptions& options,
|
|
ColumnFamilyHandle* column_family, const Slice& key,
|
|
const Slice& value) override {
|
|
return Status::NotSupported("Not supported operation in read only mode.");
|
|
}
|
|
using DBImpl::Delete;
|
|
virtual Status Delete(const WriteOptions& options,
|
|
ColumnFamilyHandle* column_family,
|
|
const Slice& key) override {
|
|
return Status::NotSupported("Not supported operation in read only mode.");
|
|
}
|
|
virtual Status Write(const WriteOptions& options,
|
|
WriteBatch* updates) override {
|
|
return Status::NotSupported("Not supported operation in read only mode.");
|
|
}
|
|
using DBImpl::CompactRange;
|
|
virtual Status CompactRange(ColumnFamilyHandle* column_family,
|
|
const Slice* begin, const Slice* end,
|
|
bool reduce_level = false, int target_level = -1,
|
|
uint32_t target_path_id = 0) override {
|
|
return Status::NotSupported("Not supported operation in read only mode.");
|
|
}
|
|
|
|
using DBImpl::CompactFiles;
|
|
virtual Status CompactFiles(
|
|
const CompactionOptions& compact_options,
|
|
ColumnFamilyHandle* column_family,
|
|
const std::vector<std::string>& input_file_names,
|
|
const int output_level, const int output_path_id = -1) override {
|
|
return Status::NotSupported("Not supported operation in read only mode.");
|
|
}
|
|
|
|
#ifndef ROCKSDB_LITE
|
|
virtual Status DisableFileDeletions() override {
|
|
return Status::NotSupported("Not supported operation in read only mode.");
|
|
}
|
|
|
|
virtual Status EnableFileDeletions(bool force) override {
|
|
return Status::NotSupported("Not supported operation in read only mode.");
|
|
}
|
|
virtual Status GetLiveFiles(std::vector<std::string>&,
|
|
uint64_t* manifest_file_size,
|
|
bool flush_memtable = true) override {
|
|
return Status::NotSupported("Not supported operation in read only mode.");
|
|
}
|
|
#endif // ROCKSDB_LITE
|
|
|
|
using DBImpl::Flush;
|
|
virtual Status Flush(const FlushOptions& options,
|
|
ColumnFamilyHandle* column_family) override {
|
|
return Status::NotSupported("Not supported operation in read only mode.");
|
|
}
|
|
|
|
private:
|
|
friend class DB;
|
|
|
|
// No copying allowed
|
|
DBImplReadOnly(const DBImplReadOnly&);
|
|
void operator=(const DBImplReadOnly&);
|
|
};
|
|
}
|
|
|
|
#endif // !ROCKSDB_LITE
|