cc186c1798
This change removes inet_addr_type_impl::to_sstring() and replaces its usages with fmt::to_string(). The removed helper performed an uneeded copying via std::ostringstream::str(). Signed-off-by: Patryk Wrobel <patryk.wrobel@scylladb.com>
263 lines
11 KiB
C++
263 lines
11 KiB
C++
/*
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* Copyright (C) 2019-present ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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#pragma once
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#include <seastar/net/inet_address.hh>
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#include "types/types.hh"
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#include "types/list.hh"
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#include "types/map.hh"
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#include "types/set.hh"
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#include "types/tuple.hh"
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#include "types/user.hh"
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#include "utils/big_decimal.hh"
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struct empty_type_impl final : public abstract_type {
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using native_type = empty_type_representation;
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empty_type_impl();
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};
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struct counter_type_impl final : public abstract_type {
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counter_type_impl();
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};
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template <typename T>
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struct simple_type_impl : public concrete_type<T> {
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simple_type_impl(abstract_type::kind k, sstring name, std::optional<uint32_t> value_length_if_fixed);
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};
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template<typename T>
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struct integer_type_impl : public simple_type_impl<T> {
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integer_type_impl(abstract_type::kind k, sstring name, std::optional<uint32_t> value_length_if_fixed);
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};
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struct byte_type_impl final : public integer_type_impl<int8_t> {
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byte_type_impl();
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};
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struct short_type_impl final : public integer_type_impl<int16_t> {
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short_type_impl();
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};
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struct int32_type_impl final : public integer_type_impl<int32_t> {
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int32_type_impl();
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};
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struct long_type_impl final : public integer_type_impl<int64_t> {
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long_type_impl();
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};
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struct boolean_type_impl final : public simple_type_impl<bool> {
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boolean_type_impl();
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};
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template <typename T>
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struct floating_type_impl : public simple_type_impl<T> {
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floating_type_impl(abstract_type::kind k, sstring name, std::optional<uint32_t> value_length_if_fixed);
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};
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struct double_type_impl final : public floating_type_impl<double> {
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double_type_impl();
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};
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struct float_type_impl final : public floating_type_impl<float> {
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float_type_impl();
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};
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struct decimal_type_impl final : public concrete_type<big_decimal> {
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decimal_type_impl();
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};
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struct duration_type_impl final : public concrete_type<cql_duration> {
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duration_type_impl();
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};
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struct timestamp_type_impl final : public simple_type_impl<db_clock::time_point> {
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timestamp_type_impl();
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static db_clock::time_point from_sstring(sstring_view s);
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};
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struct simple_date_type_impl final : public simple_type_impl<uint32_t> {
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simple_date_type_impl();
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static uint32_t from_sstring(sstring_view s);
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};
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struct time_type_impl final : public simple_type_impl<int64_t> {
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time_type_impl();
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static int64_t from_sstring(sstring_view s);
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};
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struct string_type_impl : public concrete_type<sstring> {
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string_type_impl(kind k, sstring name);
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};
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struct ascii_type_impl final : public string_type_impl {
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ascii_type_impl();
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};
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struct utf8_type_impl final : public string_type_impl {
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utf8_type_impl();
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};
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struct bytes_type_impl final : public concrete_type<bytes> {
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bytes_type_impl();
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};
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// This is the old version of timestamp_type_impl, but has been replaced as it
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// wasn't comparing pre-epoch timestamps correctly. This is kept for backward
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// compatibility but shouldn't be used in new code.
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struct date_type_impl final : public concrete_type<db_clock::time_point> {
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date_type_impl();
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};
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using timestamp_date_base_class = concrete_type<db_clock::time_point>;
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sstring timestamp_to_json_string(const timestamp_date_base_class& t, const bytes_view& bv);
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struct timeuuid_type_impl final : public concrete_type<utils::UUID> {
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timeuuid_type_impl();
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static utils::UUID from_sstring(sstring_view s);
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};
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struct varint_type_impl final : public concrete_type<utils::multiprecision_int> {
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varint_type_impl();
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};
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struct inet_addr_type_impl final : public concrete_type<seastar::net::inet_address> {
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inet_addr_type_impl();
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static seastar::net::inet_address from_sstring(sstring_view s);
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};
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struct uuid_type_impl final : public concrete_type<utils::UUID> {
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uuid_type_impl();
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static utils::UUID from_sstring(sstring_view s);
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};
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template <typename Func> using visit_ret_type = std::invoke_result_t<Func, const ascii_type_impl&>;
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template <typename Func> concept CanHandleAllTypes = requires(Func f) {
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{ f(*static_cast<const ascii_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const boolean_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const byte_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const bytes_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const counter_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const date_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const decimal_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const double_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const duration_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const empty_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const float_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const inet_addr_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const int32_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const list_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const long_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const map_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const reversed_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const set_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const short_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const simple_date_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const time_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const timestamp_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const timeuuid_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const tuple_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const user_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const utf8_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const uuid_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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{ f(*static_cast<const varint_type_impl*>(nullptr)) } -> std::same_as<visit_ret_type<Func>>;
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};
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template<typename Func>
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requires CanHandleAllTypes<Func>
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static inline visit_ret_type<Func> visit(const abstract_type& t, Func&& f) {
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switch (t.get_kind()) {
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case abstract_type::kind::ascii:
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return f(*static_cast<const ascii_type_impl*>(&t));
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case abstract_type::kind::boolean:
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return f(*static_cast<const boolean_type_impl*>(&t));
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case abstract_type::kind::byte:
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return f(*static_cast<const byte_type_impl*>(&t));
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case abstract_type::kind::bytes:
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return f(*static_cast<const bytes_type_impl*>(&t));
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case abstract_type::kind::counter:
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return f(*static_cast<const counter_type_impl*>(&t));
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case abstract_type::kind::date:
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return f(*static_cast<const date_type_impl*>(&t));
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case abstract_type::kind::decimal:
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return f(*static_cast<const decimal_type_impl*>(&t));
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case abstract_type::kind::double_kind:
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return f(*static_cast<const double_type_impl*>(&t));
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case abstract_type::kind::duration:
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return f(*static_cast<const duration_type_impl*>(&t));
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case abstract_type::kind::empty:
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return f(*static_cast<const empty_type_impl*>(&t));
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case abstract_type::kind::float_kind:
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return f(*static_cast<const float_type_impl*>(&t));
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case abstract_type::kind::inet:
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return f(*static_cast<const inet_addr_type_impl*>(&t));
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case abstract_type::kind::int32:
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return f(*static_cast<const int32_type_impl*>(&t));
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case abstract_type::kind::list:
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return f(*static_cast<const list_type_impl*>(&t));
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case abstract_type::kind::long_kind:
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return f(*static_cast<const long_type_impl*>(&t));
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case abstract_type::kind::map:
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return f(*static_cast<const map_type_impl*>(&t));
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case abstract_type::kind::reversed:
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return f(*static_cast<const reversed_type_impl*>(&t));
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case abstract_type::kind::set:
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return f(*static_cast<const set_type_impl*>(&t));
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case abstract_type::kind::short_kind:
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return f(*static_cast<const short_type_impl*>(&t));
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case abstract_type::kind::simple_date:
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return f(*static_cast<const simple_date_type_impl*>(&t));
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case abstract_type::kind::time:
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return f(*static_cast<const time_type_impl*>(&t));
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case abstract_type::kind::timestamp:
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return f(*static_cast<const timestamp_type_impl*>(&t));
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case abstract_type::kind::timeuuid:
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return f(*static_cast<const timeuuid_type_impl*>(&t));
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case abstract_type::kind::tuple:
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return f(*static_cast<const tuple_type_impl*>(&t));
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case abstract_type::kind::user:
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return f(*static_cast<const user_type_impl*>(&t));
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case abstract_type::kind::utf8:
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return f(*static_cast<const utf8_type_impl*>(&t));
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case abstract_type::kind::uuid:
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return f(*static_cast<const uuid_type_impl*>(&t));
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case abstract_type::kind::varint:
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return f(*static_cast<const varint_type_impl*>(&t));
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}
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__builtin_unreachable();
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}
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template <typename Func> struct data_value_visitor {
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const void* v;
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Func& f;
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auto operator()(const empty_type_impl& t) { return f(t, v); }
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auto operator()(const counter_type_impl& t) { return f(t, v); }
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auto operator()(const reversed_type_impl& t) { return f(t, v); }
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template <typename T> auto operator()(const T& t) {
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return f(t, reinterpret_cast<const typename T::native_type*>(v));
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}
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};
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// Given an abstract_type and a void pointer to an object of that
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// type, call f with the runtime type of t and v casted to the
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// corresponding native type.
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// This takes an abstract_type and a void pointer instead of a
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// data_value to support reversed_type_impl without requiring that
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// each visitor create a new data_value just to recurse.
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template <typename Func> inline auto visit(const abstract_type& t, const void* v, Func&& f) {
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return ::visit(t, data_value_visitor<Func>{v, f});
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}
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template <typename Func> inline auto visit(const data_value& v, Func&& f) {
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return ::visit(*v.type(), v._value, f);
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}
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