mirror of https://gitee.com/bigwinds/arangodb
96 lines
3.5 KiB
C++
96 lines
3.5 KiB
C++
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief Aql, AST variable
|
|
///
|
|
/// @file
|
|
///
|
|
/// DISCLAIMER
|
|
///
|
|
/// Copyright 2014 ArangoDB GmbH, Cologne, Germany
|
|
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
|
|
///
|
|
/// Licensed 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 holder is ArangoDB GmbH, Cologne, Germany
|
|
///
|
|
/// @author Jan Steemann
|
|
/// @author Copyright 2014, ArangoDB GmbH, Cologne, Germany
|
|
/// @author Copyright 2012-2013, triAGENS GmbH, Cologne, Germany
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include "Aql/Variable.h"
|
|
#include "Basics/JsonHelper.h"
|
|
|
|
using namespace triagens::aql;
|
|
using namespace triagens::basics;
|
|
using Json = triagens::basics::Json;
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- constructors / destructors
|
|
// -----------------------------------------------------------------------------
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief create the variable
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
Variable::Variable (std::string const& name,
|
|
VariableId id)
|
|
: name(name),
|
|
value(nullptr),
|
|
id(id) {
|
|
}
|
|
|
|
Variable::Variable (Json const& json)
|
|
: Variable(JsonHelper::getStringValue(json.json(), "name", ""), JsonHelper::getNumericValue<VariableId>(json.json(), "id", 0)) {
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief destroy the variable
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
Variable::~Variable () {
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- public functions
|
|
// -----------------------------------------------------------------------------
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief return a JSON representation of the variable
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
Json Variable::toJson () const {
|
|
Json json(triagens::basics::Json::Array, 2);
|
|
json("id", Json(static_cast<double>(id)))
|
|
("name", Json(name));
|
|
|
|
return json;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief compares two variables, using their ids
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
bool Variable::Comparator (Variable const* l,
|
|
Variable const* r) {
|
|
return l->id < r->id;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- END-OF-FILE
|
|
// -----------------------------------------------------------------------------
|
|
|
|
// Local Variables:
|
|
// mode: outline-minor
|
|
// outline-regexp: "/// @brief\\|/// {@inheritDoc}\\|/// @page\\|// --SECTION--\\|/// @\\}"
|
|
// End:
|