Files
scylladb/caching_options.hh

64 lines
1.8 KiB
C++

/*
* Copyright (C) 2015-present ScyllaDB
*/
/*
* This file is part of Scylla.
*
* Scylla is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Scylla is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <seastar/core/sstring.hh>
#include <map>
#include "seastarx.hh"
class schema;
class caching_options {
// For Origin, the default value for the row is "NONE". However, since our
// row_cache will cache both keys and rows, we will default to ALL.
//
// FIXME: We don't yet make any changes to our caching policies based on
// this (and maybe we shouldn't)
static constexpr auto default_key = "ALL";
static constexpr auto default_row = "ALL";
sstring _key_cache;
sstring _row_cache;
bool _enabled = true;
caching_options(sstring k, sstring r, bool enabled);
friend class schema;
caching_options();
public:
bool enabled() const {
return _enabled;
}
std::map<sstring, sstring> to_map() const;
sstring to_sstring() const;
static caching_options get_disabled_caching_options();
static caching_options from_map(const std::map<sstring, sstring>& map);
static caching_options from_sstring(const sstring& str);
bool operator==(const caching_options& other) const;
bool operator!=(const caching_options& other) const;
};