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arangodb/arangod/Aql/AqlValueMaterializer.h

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C++

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2019 ArangoDB 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 Max Neunhoeffer
/// @author Jan Steemann
/// @author Tobias Gödderz
////////////////////////////////////////////////////////////////////////////////
#ifndef ARANGOD_AQL_AQLVALUEMATERIALIZER_H
#define ARANGOD_AQL_AQLVALUEMATERIALIZER_H
#include "Aql/AqlValue.h"
namespace arangodb {
namespace transaction {
class Methods;
}
namespace velocypack {
class Slice;
struct Options;
} // namespace velocypack
namespace aql {
/// @brief Helper class to materialize AqlValues (see AqlValue::materialize).
struct AqlValueMaterializer {
explicit AqlValueMaterializer(velocypack::Options const* options);
[[deprecated("Pass VPackOptions instead of the transaction")]]
explicit AqlValueMaterializer(arangodb::transaction::Methods* trx);
AqlValueMaterializer(AqlValueMaterializer const& other);
// cppcheck-suppress operatorEqVarError
AqlValueMaterializer& operator=(AqlValueMaterializer const& other);
AqlValueMaterializer(AqlValueMaterializer&& other) noexcept;
// cppcheck-suppress operatorEqVarError
AqlValueMaterializer& operator=(AqlValueMaterializer&& other) noexcept;
~AqlValueMaterializer();
arangodb::velocypack::Slice slice(arangodb::aql::AqlValue const& value, bool resolveExternals);
arangodb::velocypack::Options const* options;
arangodb::aql::AqlValue materialized;
bool hasCopied;
};
} // namespace aql
} // namespace arangodb
#endif // ARANGOD_AQL_AQLVALUEMATERIALIZER_H