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120 lines
3.5 KiB
C++
120 lines
3.5 KiB
C++
//
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// PooledSessionImpl.h
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//
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// $Id: //poco/Main/Data/include/Poco/Data/PooledSessionImpl.h#3 $
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//
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// Library: Data
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// Package: SessionPooling
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// Module: PooledSessionImpl
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//
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// Definition of the PooledSessionImpl class.
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//
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// Copyright (c) 2006, 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 Data_PooledSessionImpl_INCLUDED
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#define Data_PooledSessionImpl_INCLUDED
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#include "Poco/Data/Data.h"
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#include "Poco/Data/SessionImpl.h"
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#include "Poco/Data/PooledSessionHolder.h"
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#include "Poco/AutoPtr.h"
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namespace Poco {
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namespace Data {
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class SessionPool;
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class Data_API PooledSessionImpl: public SessionImpl
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/// PooledSessionImpl is a decorator created by
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/// SessionPool that adds session pool
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/// management to SessionImpl objects.
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{
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public:
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PooledSessionImpl(PooledSessionHolder* pHolder);
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/// Creates the PooledSessionImpl.
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~PooledSessionImpl();
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/// Destroys the PooledSessionImpl.
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// SessionImpl
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StatementImpl* createStatementImpl();
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void begin();
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void commit();
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void rollback();
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void open(const std::string& connect = "");
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void close();
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bool isConnected();
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void setConnectionTimeout(std::size_t timeout);
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std::size_t getConnectionTimeout();
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bool canTransact();
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bool isTransaction();
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void setTransactionIsolation(Poco::UInt32);
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Poco::UInt32 getTransactionIsolation();
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bool hasTransactionIsolation(Poco::UInt32);
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bool isTransactionIsolation(Poco::UInt32);
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const std::string& connectorName();
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void setFeature(const std::string& name, bool state);
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bool getFeature(const std::string& name);
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void setProperty(const std::string& name, const Poco::Any& value);
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Poco::Any getProperty(const std::string& name);
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protected:
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SessionImpl* access();
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/// Updates the last access timestamp,
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/// verifies validity of the session
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/// and returns the session if it is valid.
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///
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/// Throws an SessionUnavailableException if the
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/// session is no longer valid.
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SessionImpl* impl();
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/// Returns a pointer to the SessionImpl.
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private:
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Poco::AutoPtr<PooledSessionHolder> _pHolder;
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};
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//
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// inlines
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//
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inline SessionImpl* PooledSessionImpl::impl()
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{
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return _pHolder->session();
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}
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} } // namespace Poco::Data
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#endif // Data_PooledSessionImpl_INCLUDED
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