LogHook.h

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//
// Copyright (c) 2006-2014 Raphael David / CANTOR
//

#ifndef CMR_LOG_HOOK_INCLUDED
#define CMR_LOG_HOOK_INCLUDED

#include "AutoRef.h"


namespace commore
{
    typedef Tuple LogMessage;
    typedef ListTuple ListLogMessage;

    class LogHookManager;
    class CMREXD LogHook : public RefObject
    {
        friend class LogHookManager;
    protected:
    public:
        bool unhook();
        bool hook();
    public:
        LogHook();
        ~LogHook();
        bool is_activated();
        virtual void notify_activated(bool activate);
        
        virtual void message(const LogMessage& message);
    private:
        bool activated_;
        bool hooked_;
    };
    typedef AutoRef<LogHook> PLogHook;


    class CMREXD ConsoleLogHook : public AutoRef<LogHook>
    {
    public:
        ConsoleLogHook(bool activate = true);
        ConsoleLogHook(const ConsoleLogHook&);
        ConsoleLogHook& operator = (const ConsoleLogHook&);
        ~ConsoleLogHook();
        bool activate(bool activate = true);
    };


    class CMREXD FileLogHook : public AutoRef<LogHook>
    {
    private:
        int max_line;
    public:
        FileLogHook(const AChar* dir, int max_line=132);
        FileLogHook(const FileLogHook&);
        FileLogHook& operator = (const FileLogHook&);
        ~FileLogHook();
        bool activate(bool activate = true);
    };

    class CMREXD CatcherLogHook : public AutoRef<LogHook>
    {
    public:
        CatcherLogHook(bool activate = true);
        CatcherLogHook(const CatcherLogHook&);
        CatcherLogHook& operator = (const CatcherLogHook&);
        ~CatcherLogHook();
        bool activate();
        bool deactivate(ListLogMessage& messages);
    };

    class CMREXD SysLogHook : public AutoRef<LogHook>
    {
    public:
        SysLogHook(const AChar* syslog_id, int facility, bool activate = true);

        SysLogHook(const SysLogHook&);
        SysLogHook& operator = (const SysLogHook&);
        ~SysLogHook();
        bool activate(bool activate = true);
    };

}


#endif