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90 lines
3.1 KiB
C++
90 lines
3.1 KiB
C++
//
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// Database.h
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//
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// $Id$
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//
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// Library: MongoDB
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// Package: MongoDB
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// Module: Database
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//
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// Definition of the Database class.
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//
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// Copyright (c) 2012, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef _MongoDB_Database_included
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#define _MongoDB_Database_included
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#include "Poco/MongoDB/MongoDB.h"
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#include "Poco/MongoDB/Connection.h"
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#include "Poco/MongoDB/Document.h"
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#include "Poco/MongoDB/QueryRequest.h"
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#include "Poco/MongoDB/InsertRequest.h"
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namespace Poco {
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namespace MongoDB {
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class MongoDB_API Database
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/// Database is a helper class for creating requests. MongoDB works with
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/// collection names and uses the part before the first dot as the name of
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/// the database.
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{
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public:
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Database(const std::string& db);
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/// Constructor
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virtual ~Database();
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/// Destructor
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double count(Connection& connection, const std::string& collectionName) const;
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/// Sends a count request for the given collection to MongoDB. When
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/// the command fails, -1 is returned.
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Poco::SharedPtr<Poco::MongoDB::QueryRequest> createQueryRequest(const std::string& collectionName) const;
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/// Creates a QueryRequest. The collectionname must not contain the database name!
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Poco::SharedPtr<Poco::MongoDB::QueryRequest> createCountRequest(const std::string& collectionName) const;
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/// Creates a QueryRequest to count the given collection. The collectionname must not contain
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/// the database name!
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Poco::SharedPtr<Poco::MongoDB::InsertRequest> createInsertRequest(const std::string& collectionName) const;
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/// Creates an InsertRequest to insert new documents in the given collection.
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/// The collectionname must not contain the database name!
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private:
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std::string _dbname;
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};
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}} // Namespace Poco::MongoDB
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#endif // _MongoDB_Database_included
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