socketappenderskeleton.h

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 _LOG4CXX_NET_SOCKET_APPENDER_SKELETON_H
#define _LOG4CXX_NET_SOCKET_APPENDER_SKELETON_H

#include <log4cxx/appenderskeleton.h>
#include <log4cxx/helpers/socket.h>
#include <log4cxx/helpers/objectoutputstream.h>
#include <thread>
#include <condition_variable>

#if defined(_MSC_VER)
    #pragma warning ( push )
    #pragma warning ( disable: 4251 )
#endif

namespace log4cxx
{

namespace net
{

class LOG4CXX_EXPORT SocketAppenderSkeleton : public AppenderSkeleton
{
    private:
        LogString remoteHost;

        helpers::InetAddressPtr address;

        int port;
        int reconnectionDelay;
        bool locationInfo;

    public:
        SocketAppenderSkeleton(int defaultPort, int reconnectionDelay);
        ~SocketAppenderSkeleton();

        SocketAppenderSkeleton(helpers::InetAddressPtr address, int port, int reconnectionDelay);

        SocketAppenderSkeleton(const LogString& host, int port, int reconnectionDelay);

        void activateOptions(log4cxx::helpers::Pool& p);

        void close();


        bool requiresLayout() const
        {
            return false;
        }

        inline void setRemoteHost(const LogString& host)
        {
            address = helpers::InetAddress::getByName(host);
            remoteHost.assign(host);
        }

        inline const LogString& getRemoteHost() const
        {
            return remoteHost;
        }

        void setPort(int port1)
        {
            this->port = port1;
        }

        int getPort() const
        {
            return port;
        }

        void setLocationInfo(bool locationInfo1)
        {
            this->locationInfo = locationInfo1;
        }

        bool getLocationInfo() const
        {
            return locationInfo;
        }

        void setReconnectionDelay(int reconnectionDelay1)
        {
            this->reconnectionDelay = reconnectionDelay1;
        }

        int getReconnectionDelay() const
        {
            return reconnectionDelay;
        }

        void fireConnector();

        void setOption(const LogString& option,
            const LogString& value);

    protected:

        virtual void setSocket(log4cxx::helpers::SocketPtr& socket, log4cxx::helpers::Pool& p) = 0;

        virtual void cleanUp(log4cxx::helpers::Pool& p) = 0;

        virtual int getDefaultDelay() const = 0;

        virtual int getDefaultPort() const = 0;

    private:
        void connect(log4cxx::helpers::Pool& p);
        std::thread thread;
        std::condition_variable interrupt;
        std::mutex interrupt_mutex;
        void monitor();
        bool is_closed();
        SocketAppenderSkeleton(const SocketAppenderSkeleton&);
        SocketAppenderSkeleton& operator=(const SocketAppenderSkeleton&);

}; // class SocketAppenderSkeleton
} // namespace net
} // namespace log4cxx

#if defined(_MSC_VER)
    #pragma warning (pop)
#endif

#endif // _LOG4CXX_NET_SOCKET_APPENDER_SKELETON_H