oflog/include/dcmtk/oflog/hierarchy.h

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// Module:  Log4CPLUS
// File:    hierarchy.h
// Created: 6/2001
// Author:  Tad E. Smith
//
//
// Copyright 2001-2009 Tad E. Smith
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef _LOG4CPLUS_HIERARCHY_HEADER_
#define _LOG4CPLUS_HIERARCHY_HEADER_

#include "dcmtk/oflog/config.h"
#include "dcmtk/oflog/logger.h"
#include "dcmtk/oflog/helpers/lloguser.h"
#include "dcmtk/oflog/helpers/pointer.h"
#include "dcmtk/oflog/helpers/threads.h"
//#include <map>
//#include <memory>
//#include <vector>


namespace log4cplus {
    // Forward Declarations
    class HierarchyLocker;

    class LOG4CPLUS_EXPORT Hierarchy : protected log4cplus::helpers::LogLogUser {
    public:
        // DISABLE_OFF should be set to a value lower than all possible
        // priorities.
        static const LogLevel DISABLE_OFF;
        static const LogLevel DISABLE_OVERRIDE;

      // Ctors
        Hierarchy();

      // Dtor
        virtual ~Hierarchy();

      // Methods
        virtual void clear();

        virtual bool exists(const log4cplus::tstring& name);

        virtual void disable(const log4cplus::tstring& loglevelStr);

        virtual void disable(LogLevel ll);

        virtual void disableAll();

        virtual void disableDebug();

        virtual void disableInfo();

        virtual void enableAll();

        virtual Logger getInstance(const log4cplus::tstring& name);

        virtual Logger getInstance(const log4cplus::tstring& name, spi::LoggerFactory& factory);

        virtual LoggerList getCurrentLoggers();

        virtual bool isDisabled(int level);

        virtual Logger getRoot() const;

        virtual void resetConfiguration();

        virtual void setLoggerFactory(OFauto_ptr<spi::LoggerFactory> factory);

        virtual spi::LoggerFactory* getLoggerFactory() { return defaultFactory.get(); }

        virtual void shutdown();

    private:
      // Types
        typedef OFList<Logger> ProvisionNode;
        typedef OFListIterator(Logger) ProvisionNodeIterator;
        typedef OFMap<log4cplus::tstring, ProvisionNode> ProvisionNodeMap;
        typedef OFMap<log4cplus::tstring, Logger> LoggerMap;

      // Methods
        virtual Logger getInstanceImpl(const log4cplus::tstring& name,
                                       spi::LoggerFactory& factory);

        virtual void initializeLoggerList(LoggerList& list) const;

        void updateParents(Logger logger);

        void updateChildren(ProvisionNode& pn, Logger logger);

    // Data
       LOG4CPLUS_MUTEX_PTR_DECLARE hashtable_mutex;
       OFauto_ptr<spi::LoggerFactory> defaultFactory;
       ProvisionNodeMap provisionNodes;
       LoggerMap loggerPtrs;
       Logger root;

       int disableValue;

       bool emittedNoAppenderWarning;
       bool emittedNoResourceBundleWarning;

     // Disallow copying of instances of this class
       Hierarchy(const Hierarchy&);
       Hierarchy& operator=(const Hierarchy&);

    // Friends
       friend class log4cplus::spi::LoggerImpl;
       friend class log4cplus::HierarchyLocker;
    };

} // end namespace log4cplus

#endif // _LOG4CPLUS_HIERARCHY_HEADER_

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