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configurator.h

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// Module:  Log4CPLUS
// File:    configurator.h
// Created: 3/2003
// Author:  Tad E. Smith
//
//
// Copyright (C) Tad E. Smith  All rights reserved.
//
// This software is published under the terms of the Apache Software
// License version 1.1, a copy of which has been included with this
// distribution in the LICENSE.APL file.
//

#ifndef _CONFIGURATOR_HEADER_
#define _CONFIGURATOR_HEADER_

#include <log4cplus/config.h>
#include <log4cplus/appender.h>
#include <log4cplus/hierarchy.h>
#include <log4cplus/logger.h>
#include <log4cplus/helpers/logloguser.h>
#include <log4cplus/helpers/pointer.h>
#include <log4cplus/helpers/property.h>

#include <map>


namespace log4cplus {

    class LOG4CPLUS_EXPORT PropertyConfigurator : protected log4cplus::helpers::LogLogUser
    {
    public:
        // ctor and dtor
        PropertyConfigurator(const log4cplus::tstring& propertyFile,
                             Hierarchy& h = Logger::getDefaultHierarchy());
        PropertyConfigurator(const log4cplus::helpers::Properties& props,
                             Hierarchy& h = Logger::getDefaultHierarchy());
        PropertyConfigurator(log4cplus::tistream& propertyStream,
                             Hierarchy& h = Logger::getDefaultHierarchy());
        virtual ~PropertyConfigurator();

        static void doConfigure(const log4cplus::tstring& configFilename,
                                Hierarchy& h = Logger::getDefaultHierarchy());

        virtual void configure();

    protected:
      // Methods
        void init();  // called by the ctor
        void reconfigure();
        void replaceEnvironVariables();
        void configureLoggers();
        void configureLogger(log4cplus::Logger logger, const log4cplus::tstring& config);
        void configureAppenders();
        void configureAdditivity();
        
        virtual Logger getLogger(const log4cplus::tstring& name);
        virtual void addAppender(Logger &logger, log4cplus::SharedAppenderPtr& appender);

      // Types
        typedef std::map<log4cplus::tstring, log4cplus::SharedAppenderPtr> AppenderMap;

      // Data
        Hierarchy& h;
        log4cplus::tstring propertyFilename;
        log4cplus::helpers::Properties properties; 
        AppenderMap appenders;
        
    private:
      // Disable copy
        PropertyConfigurator(const PropertyConfigurator&);
        PropertyConfigurator& operator=(PropertyConfigurator&);
    };



    class LOG4CPLUS_EXPORT BasicConfigurator : public PropertyConfigurator {
    public:
      // ctor and dtor
        BasicConfigurator(Hierarchy& h = Logger::getDefaultHierarchy());
        virtual ~BasicConfigurator();

        static void doConfigure(Hierarchy& h = Logger::getDefaultHierarchy());
        
    private:
      // Disable copy
        BasicConfigurator(const BasicConfigurator&);
        BasicConfigurator& operator=(BasicConfigurator&);
    };
   

#if !defined(LOG4CPLUS_SINGLE_THREADED)
    // Forward Declarations
    class ConfigurationWatchDogThread;
    
    
    class LOG4CPLUS_EXPORT ConfigureAndWatchThread {
    public:
      // ctor and dtor
        ConfigureAndWatchThread(const log4cplus::tstring& propertyFile,
                                unsigned int millis = 60 * 1000);
        virtual ~ConfigureAndWatchThread();

    private:
      // Disallow copying of instances of this class
       ConfigureAndWatchThread(const ConfigureAndWatchThread&);
       ConfigureAndWatchThread& operator=(const ConfigureAndWatchThread&);
       
      // Data
        log4cplus::helpers::SharedObjectPtr<ConfigurationWatchDogThread> watchDogThread;
    };
#endif

} // end namespace log4cplus

#endif // _CONFIGURATOR_HEADER_

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