bf95bd0916
The following functions are now "const": * `term::collect_marker_specification` * `relation::to_term` * `multi_item_terminal::get_elements` * `raw_update::is_compatible_with` Signed-off-by: Pavel Solodovnikov <pa.solodovnikov@scylladb.com> Message-Id: <20200213142445.35312-1-pa.solodovnikov@scylladb.com>
89 lines
3.5 KiB
C++
89 lines
3.5 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* Modified by ScyllaDB
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*
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* Copyright (C) 2015 ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* Scylla is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Scylla is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "function.hh"
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#include "scalar_function.hh"
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#include "cql3/term.hh"
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#include "exceptions/exceptions.hh"
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namespace cql3 {
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namespace functions {
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class function_call : public non_terminal {
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const shared_ptr<scalar_function> _fun;
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const std::vector<shared_ptr<term>> _terms;
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public:
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function_call(shared_ptr<scalar_function> fun, std::vector<shared_ptr<term>> terms)
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: _fun(std::move(fun)), _terms(std::move(terms)) {
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}
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virtual bool uses_function(const sstring& ks_name, const sstring& function_name) const override;
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virtual void collect_marker_specification(variable_specifications& bound_names) const override;
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virtual shared_ptr<terminal> bind(const query_options& options) override;
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virtual cql3::raw_value_view bind_and_get(const query_options& options) override;
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private:
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static bytes_opt execute_internal(cql_serialization_format sf, scalar_function& fun, std::vector<bytes_opt> params);
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public:
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virtual bool contains_bind_marker() const override;
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private:
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static shared_ptr<terminal> make_terminal(shared_ptr<function> fun, cql3::raw_value result, cql_serialization_format sf);
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public:
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class raw : public term::raw {
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function_name _name;
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std::vector<shared_ptr<term::raw>> _terms;
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public:
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raw(function_name name, std::vector<shared_ptr<term::raw>> terms)
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: _name(std::move(name)), _terms(std::move(terms)) {
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}
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virtual ::shared_ptr<term> prepare(database& db, const sstring& keyspace, ::shared_ptr<column_specification> receiver) const override;
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private:
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// All parameters must be terminal
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static bytes_opt execute(scalar_function& fun, std::vector<shared_ptr<term>> parameters);
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public:
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virtual assignment_testable::test_result test_assignment(database& db, const sstring& keyspace, shared_ptr<column_specification> receiver) const override;
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virtual sstring to_string() const override;
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};
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};
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}
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}
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