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119 lines
3.7 KiB
C++
119 lines
3.7 KiB
C++
//
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// FormattingChannel.h
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//
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// $Id: //poco/Main/Foundation/include/Poco/FormattingChannel.h#3 $
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//
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// Library: Foundation
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// Package: Logging
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// Module: Formatter
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//
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// Definition of the FormattingChannel class.
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//
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// Copyright (c) 2004-2006, 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 Foundation_FormattingChannel_INCLUDED
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#define Foundation_FormattingChannel_INCLUDED
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#include "Poco/Foundation.h"
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#include "Poco/Channel.h"
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namespace Poco {
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class Formatter;
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class Foundation_API FormattingChannel: public Channel
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/// The FormattingChannel is a filter channel that routes
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/// a Message through a Formatter before passing it on
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/// to the destination channel.
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{
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public:
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FormattingChannel();
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/// Creates a FormattingChannel.
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FormattingChannel(Formatter* pFormatter);
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/// Creates a FormattingChannel and attaches a Formatter.
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FormattingChannel(Formatter* pFormatter, Channel* pChannel);
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/// Creates a FormattingChannel and attaches a Formatter
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/// and a Channel.
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void setFormatter(Formatter* pFormatter);
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/// Sets the Formatter used to format the messages
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/// before they are passed on. If null, the message
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/// is passed on unmodified.
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Formatter* getFormatter() const;
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/// Returns the Formatter used to format messages,
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/// which may be null.
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void setChannel(Channel* pChannel);
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/// Sets the destination channel to which the formatted
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/// messages are passed on.
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Channel* getChannel() const;
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/// Returns the channel to which the formatted
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/// messages are passed on.
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void log(const Message& msg);
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/// Formats the given Message using the Formatter and
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/// passes the formatted message on to the destination
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/// Channel.
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void setProperty(const std::string& name, const std::string& value);
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/// Sets or changes a configuration property.
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///
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/// Only the "channel" and "formatter" properties are supported, which allow
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/// setting the target channel and formatter, respectively, via the LoggingRegistry.
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/// The "channel" and "formatter" properties are set-only.
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///
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/// Unsupported properties are passed to the attached Channel.
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void open();
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/// Opens the attached channel.
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void close();
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/// Closes the attached channel.
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protected:
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~FormattingChannel();
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private:
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Formatter* _pFormatter;
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Channel* _pChannel;
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};
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} // namespace Poco
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#endif // Foundation_FormattingChannel_INCLUDED
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