ClickHouse/base/poco/Foundation/include/Poco/FormattingChannel.h
Robert Schulze b79ead9c84
Move poco to base/poco/ (#46075)
* Replicate poco into base/poco/

* De-register poco submodule

* Build poco from ClickHouse

* Exclude poco from stylecheck

* Exclude poco from whitespace check

* Exclude poco from typo check

* Remove x bit from sources/headers (the style check complained)

* Exclude poco from duplicate include check

* Fix fasttest

* Remove contrib/poco-cmake/*

* Simplify poco build descriptions

* Remove poco stuff not used by ClickHouse

* Glob poco sources

* Exclude poco from clang-tidy
2023-02-08 12:04:11 +01:00

97 lines
2.3 KiB
C++

//
// FormattingChannel.h
//
// Library: Foundation
// Package: Logging
// Module: Formatter
//
// Definition of the FormattingChannel class.
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef Foundation_FormattingChannel_INCLUDED
#define Foundation_FormattingChannel_INCLUDED
#include "Poco/Foundation.h"
#include "Poco/Channel.h"
namespace Poco {
class Formatter;
class Foundation_API FormattingChannel: public Channel
/// The FormattingChannel is a filter channel that routes
/// a Message through a Formatter before passing it on
/// to the destination channel.
{
public:
FormattingChannel();
/// Creates a FormattingChannel.
FormattingChannel(Formatter* pFormatter);
/// Creates a FormattingChannel and attaches a Formatter.
FormattingChannel(Formatter* pFormatter, Channel* pChannel);
/// Creates a FormattingChannel and attaches a Formatter
/// and a Channel.
void setFormatter(Formatter* pFormatter);
/// Sets the Formatter used to format the messages
/// before they are passed on. If null, the message
/// is passed on unmodified.
Formatter* getFormatter() const;
/// Returns the Formatter used to format messages,
/// which may be null.
void setChannel(Channel* pChannel);
/// Sets the destination channel to which the formatted
/// messages are passed on.
Channel* getChannel() const;
/// Returns the channel to which the formatted
/// messages are passed on.
void log(const Message& msg);
/// Formats the given Message using the Formatter and
/// passes the formatted message on to the destination
/// Channel.
void setProperty(const std::string& name, const std::string& value);
/// Sets or changes a configuration property.
///
/// Only the "channel" and "formatter" properties are supported, which allow
/// setting the target channel and formatter, respectively, via the LoggingRegistry.
/// The "channel" and "formatter" properties are set-only.
///
/// Unsupported properties are passed to the attached Channel.
void open();
/// Opens the attached channel.
void close();
/// Closes the attached channel.
protected:
~FormattingChannel();
private:
Formatter* _pFormatter;
Channel* _pChannel;
};
} // namespace Poco
#endif // Foundation_FormattingChannel_INCLUDED