Appender.hpp

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#ifndef APPENDER_HPP
#define APPENDER_HPP 1

#include <rtt/TaskContext.hpp>
#include <rtt/Port.hpp>
#include "LoggingEvent.hpp"

// forward declare
namespace log4cpp {
class Appender;
}
    
namespace OCL {
namespace logging {

class Appender : public RTT::TaskContext
{
public:
        Appender(std::string name);
        virtual ~Appender();

    virtual bool configureLayout();
    virtual bool startHook();
        virtual void stopHook();

        virtual void drainBuffer();

protected:
        virtual void processEvents(int n);

    RTT::InputPort<OCL::logging::LoggingEvent> log_port;

    log4cpp::Appender*                              appender;

    // support layouts for all appenders
    RTT::Property<std::string>                      layoutName_prop;
    RTT::Property<std::string>                      layoutPattern_prop;

        // diagnostic: count number of times popped max events
        unsigned int countMaxPopped;
};

// namespaces
}
}

#endif