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+//
+// PooledSessionImpl.h
+//
+// Library: Data
+// Package: SessionPooling
+// Module:  PooledSessionImpl
+//
+// Definition of the PooledSessionImpl class.
+//
+// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#ifndef Data_PooledSessionImpl_INCLUDED
+#define Data_PooledSessionImpl_INCLUDED
+
+
+#include "Poco/Data/Data.h"
+#include "Poco/Data/SessionImpl.h"
+#include "Poco/Data/PooledSessionHolder.h"
+#include "Poco/AutoPtr.h"
+
+
+namespace Poco {
+namespace Data {
+
+
+class SessionPool;
+
+
+class Data_API PooledSessionImpl: public SessionImpl
+	/// PooledSessionImpl is a decorator created by
+	/// SessionPool that adds session pool
+	/// management to SessionImpl objects.
+{
+public:
+	PooledSessionImpl(PooledSessionHolder* pHolder);
+		/// Creates the PooledSessionImpl.
+
+	~PooledSessionImpl();
+		/// Destroys the PooledSessionImpl.
+
+	// SessionImpl
+	StatementImpl* createStatementImpl();
+	void begin();
+	void commit();
+	void rollback();
+	void open(const std::string& connect = "");
+	void close();
+	bool isConnected();
+	void setConnectionTimeout(std::size_t timeout);
+	std::size_t getConnectionTimeout();
+	bool canTransact();
+	bool isTransaction();
+	void setTransactionIsolation(Poco::UInt32);
+	Poco::UInt32 getTransactionIsolation();
+	bool hasTransactionIsolation(Poco::UInt32);
+	bool isTransactionIsolation(Poco::UInt32);
+	const std::string& connectorName() const;
+	void setFeature(const std::string& name, bool state);	
+	bool getFeature(const std::string& name);
+	void setProperty(const std::string& name, const Poco::Any& value);
+	Poco::Any getProperty(const std::string& name);
+	
+protected:
+	SessionImpl* access() const;
+		/// Updates the last access timestamp,
+		/// verifies validity of the session
+		/// and returns the session if it is valid.
+		///
+		/// Throws an SessionUnavailableException if the
+		/// session is no longer valid.
+		
+	SessionImpl* impl() const;
+		/// Returns a pointer to the SessionImpl.
+				
+private:	
+	mutable Poco::AutoPtr<PooledSessionHolder> _pHolder;
+};
+
+
+//
+// inlines
+//
+inline SessionImpl* PooledSessionImpl::impl() const
+{
+	return _pHolder->session();
+}
+
+
+} } // namespace Poco::Data
+
+
+#endif // Data_PooledSessionImpl_INCLUDED