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scylladb/cql3/variable_specifications.hh
Pekka Enberg 38a54df863 Fix pre-ScyllaDB copyright statements
People keep tripping over the old copyrights and copy-pasting them to
new files. Search and replace "Cloudius Systems" with "ScyllaDB".

Message-Id: <1460013664-25966-1-git-send-email-penberg@scylladb.com>
2016-04-08 08:12:47 +03:00

94 lines
3.1 KiB
C++

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Copyright (C) 2015 ScyllaDB
*
* Modified by 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 "cql3/column_specification.hh"
#include "cql3/column_identifier.hh"
#include <experimental/optional>
#include <vector>
namespace cql3 {
class variable_specifications final {
private:
std::vector<shared_ptr<column_identifier>> _variable_names;
std::vector<::shared_ptr<column_specification>> _specs;
public:
variable_specifications(const std::vector<::shared_ptr<column_identifier>>& variable_names)
: _variable_names{variable_names}
, _specs{variable_names.size()}
{ }
/**
* Returns an empty instance of <code>VariableSpecifications</code>.
* @return an empty instance of <code>VariableSpecifications</code>
*/
static ::shared_ptr<variable_specifications> empty() {
return ::make_shared<variable_specifications>(std::vector<::shared_ptr<column_identifier>>{});
}
size_t size() const {
return _variable_names.size();
}
std::vector<::shared_ptr<column_specification>> get_specifications() const & {
return std::vector<::shared_ptr<column_specification>>(_specs.begin(), _specs.end());
}
std::vector<::shared_ptr<column_specification>> get_specifications() && {
return std::move(_specs);
}
void add(int32_t bind_index, ::shared_ptr<column_specification> spec) {
auto name = _variable_names[bind_index];
// Use the user name, if there is one
if (name) {
spec = ::make_shared<column_specification>(spec->ks_name, spec->cf_name, name, spec->type);
}
_specs[bind_index] = spec;
}
};
}