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arangodb/arangod/Aql/Collections.h

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////////////////////////////////////////////////////////////////////////////////
/// 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_AQL_COLLECTIONS_H
#define ARANGOD_AQL_COLLECTIONS_H 1
#include "Basics/Common.h"
#include "VocBase/AccessMode.h"
#include <map>
struct TRI_vocbase_t;
namespace arangodb {
namespace aql {
struct Collection;
class Collections {
public:
Collections& operator=(Collections const& other) = delete;
explicit Collections(TRI_vocbase_t*);
~Collections();
public:
Collection* get(std::string const& name) const;
Collection* add(std::string const& name, AccessMode::Type accessType);
std::vector<std::string> collectionNames() const;
std::map<std::string, Collection*>* collections();
std::map<std::string, Collection*> const* collections() const;
bool empty() const { return _collections.empty(); }
private:
TRI_vocbase_t* _vocbase;
std::map<std::string, Collection*> _collections;
static size_t const MaxCollections = 2048;
};
} // namespace aql
} // namespace arangodb
#endif