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arangodb/arangod/Utils/StandaloneTransactionContext.h

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3.6 KiB
C++

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2014-2016 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
////////////////////////////////////////////////////////////////////////////////
#ifndef ARANGOD_UTILS_STANDALONE_TRANSACTION_CONTEXT_H
#define ARANGOD_UTILS_STANDALONE_TRANSACTION_CONTEXT_H 1
#include "Basics/Common.h"
#include "Utils/TransactionContext.h"
struct TRI_transaction_t;
struct TRI_vocbase_t;
namespace arangodb {
class StandaloneTransactionContext final : public TransactionContext {
public:
//////////////////////////////////////////////////////////////////////////////
/// @brief create the context
//////////////////////////////////////////////////////////////////////////////
explicit StandaloneTransactionContext(TRI_vocbase_t*);
//////////////////////////////////////////////////////////////////////////////
/// @brief destroy the context
//////////////////////////////////////////////////////////////////////////////
~StandaloneTransactionContext() = default;
public:
//////////////////////////////////////////////////////////////////////////////
/// @brief order a custom type handler
//////////////////////////////////////////////////////////////////////////////
std::shared_ptr<VPackCustomTypeHandler> orderCustomTypeHandler() override final;
//////////////////////////////////////////////////////////////////////////////
/// @brief return the resolver
//////////////////////////////////////////////////////////////////////////////
CollectionNameResolver const* getResolver() override final;
//////////////////////////////////////////////////////////////////////////////
/// @brief return the parent transaction (none in our case)
//////////////////////////////////////////////////////////////////////////////
struct TRI_transaction_t* getParentTransaction() const override;
//////////////////////////////////////////////////////////////////////////////
/// @brief register the transaction, does nothing
//////////////////////////////////////////////////////////////////////////////
int registerTransaction(struct TRI_transaction_t*) override;
//////////////////////////////////////////////////////////////////////////////
/// @brief unregister the transaction
//////////////////////////////////////////////////////////////////////////////
void unregisterTransaction() override;
//////////////////////////////////////////////////////////////////////////////
/// @brief whether or not the transaction is embeddable
//////////////////////////////////////////////////////////////////////////////
bool isEmbeddable() const override;
//////////////////////////////////////////////////////////////////////////////
/// @brief create a context, returned in a shared ptr
//////////////////////////////////////////////////////////////////////////////
static std::shared_ptr<StandaloneTransactionContext> Create(TRI_vocbase_t*);
};
}
#endif