ClickHouse/base/poco/Foundation/include/Poco/Configurable.h

//
// Configurable.h
//
// Library: Foundation
// Package: Logging
// Module:  Configurable
//
// Definition of the Configurable class.
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier:	BSL-1.0
//


#ifndef Foundation_Configurable_INCLUDED
#define Foundation_Configurable_INCLUDED


#include "Poco/Foundation.h"


namespace Poco
{


class Foundation_API Configurable
/// A simple interface that defines
/// getProperty() and setProperty() methods.
///
/// This interface is implemented by Formatter and
/// Channel and is used to configure arbitrary
/// channels and formatters.
///
/// A property is basically a name-value pair. For
/// simplicity, both names and values are strings.
/// Every property controls a certain aspect of a
/// Formatter or Channel. For example, the PatternFormatter's
/// formatting pattern is set via a property.
///
/// NOTE: The following property names are use internally
/// by the logging framework and must not be used by
/// channels or formatters:
///   - class
///   - pattern (Channel)
///   - formatter (Channel)
{
public:
    Configurable();
    /// Creates the Configurable.

    virtual ~Configurable();
    /// Destroys the Configurable.

    virtual void setProperty(const std::string & name, const std::string & value) = 0;
    /// Sets the property with the given name to the given value.
    /// If a property with the given name is not supported, a
    /// PropertyNotSupportedException is thrown.

    virtual std::string getProperty(const std::string & name) const = 0;
    /// Returns the value of the property with the given name.
    /// If a property with the given name is not supported, a
    /// PropertyNotSupportedException is thrown.
};


} // namespace Poco


#endif // Foundation_Configurable_INCLUDED