HierarchyMaintainer.hh

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/*
 * HierarchyMaintainer.hh
 *
 * Copyright 2000, LifeLine Networks BV (www.lifeline.nl). All rights reserved.
 * Copyright 2000, Bastiaan Bakker. All rights reserved.
 *
 * See the COPYING file for the terms of usage and distribution.
 */

#ifndef _LOG4CPP_HIERARCHYMAINTAINER_HH
#define _LOG4CPP_HIERARCHYMAINTAINER_HH

#include <log4cpp/Portability.hh>
#include <string>
#include <map>
#include <vector>
#include <log4cpp/Category.hh>
#include <log4cpp/threading/Threading.hh>

LOG4CPP_NS_BEGIN

class HierarchyMaintainer {
    friend class Log4cppCleanup;

public:
    typedef std::map<std::string, Category*> CategoryMap;
    typedef void(*shutdown_fun_ptr)();

    static HierarchyMaintainer& getDefaultMaintainer();

    HierarchyMaintainer();
    virtual ~HierarchyMaintainer();
    virtual Category* getExistingInstance(const std::string& name);
    virtual Category& getInstance(const std::string& name);
    virtual std::vector<Category*>* getCurrentCategories() const;
    virtual void shutdown();
    void register_shutdown_handler(shutdown_fun_ptr handler);
    virtual void deleteAllCategories();

protected:
    virtual Category* _getExistingInstance(const std::string& name);
    virtual Category& _getInstance(const std::string& name);
    CategoryMap _categoryMap;
    mutable threading::Mutex _categoryMutex;

private:
    typedef std::vector<shutdown_fun_ptr> handlers_t;

    static HierarchyMaintainer* _defaultMaintainer;
    handlers_t handlers_;
};
LOG4CPP_NS_END

#endif // _LOG4CPP_HIERARCHYMAINTAINER_HH