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//
// LoggingFactory.h
//
// $Id: //poco/1.3/Foundation/include/Poco/LoggingFactory.h#1 $
//
// Library: Foundation
// Package: Logging
// Module: LoggingFactory
//
// Definition of the LoggingFactory class.
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#ifndef Foundation_LoggingFactory_INCLUDED
#define Foundation_LoggingFactory_INCLUDED
#include "Poco/Foundation.h"
#include "Poco/DynamicFactory.h"
#include "Poco/Channel.h"
#include "Poco/Formatter.h"
namespace Poco {
class Foundation_API LoggingFactory
/// An extensible factory for channels and formatters.
///
/// The following channel classes are pre-registered:
/// - AsyncChannel
/// - ConsoleChannel
/// - EventLogChannel (Windows platforms only)
/// - FileChannel
/// - FormattingChannel
/// - NullChannel
/// - OpcomChannel (OpenVMS only)
/// - SplitterChannel
/// - SyslogChannel (Unix platforms only)
///
/// The following formatter classes are pre-registered:
/// - PatternFormatter
{
public:
typedef AbstractInstantiator<Channel> ChannelInstantiator;
typedef AbstractInstantiator<Formatter> FormatterFactory;
LoggingFactory();
/// Creates the LoggingFactory.
///
/// Automatically registers class factories for the
/// built-in channel and formatter classes.
~LoggingFactory();
/// Destroys the LoggingFactory.
void registerChannelClass(const std::string& className, ChannelInstantiator* pFactory);
/// Registers a channel class with the LoggingFactory.
void registerFormatterClass(const std::string& className, FormatterFactory* pFactory);
/// Registers a formatter class with the LoggingFactory.
Channel* createChannel(const std::string& className) const;
/// Creates a new Channel instance from specified class.
///
/// Throws a NotFoundException if the specified channel class
/// has not been registered.
Formatter* createFormatter(const std::string& className) const;
/// Creates a new Formatter instance from specified class.
///
/// Throws a NotFoundException if the specified formatter class
/// has not been registered.
static LoggingFactory& defaultFactory();
/// Returns a reference to the default
/// LoggingFactory.
private:
void registerBuiltins();
DynamicFactory<Channel> _channelFactory;
DynamicFactory<Formatter> _formatterFactory;
};
} // namespace Poco
#endif // Foundation_LoggingFactory_INCLUDED
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