RemoteContextDaemon.h

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//=============================================================================
//  Computational Process Networks class library
//  Copyright (C) 1997-2006  Gregory E. Allen and The University of Texas
//
//  This library is free software; you can redistribute it and/or modify it
//  under the terms of the GNU Library General Public License as published
//  by the Free Software Foundation; either version 2 of the License, or
//  (at your option) any later version.
//
//  This library is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
//  Library General Public License for more details.
//
//  The GNU Public License is available in the file LICENSE, or you
//  can write to the Free Software Foundation, Inc., 59 Temple Place -
//  Suite 330, Boston, MA 02111-1307, USA, or you can find it on the
//  World Wide Web at http://www.fsf.org.
//=============================================================================
#ifndef REMOTECONTEXTDAEMON_H
#define REMOTECONTEXTDAEMON_H
#pragma once
#include <cpn/common.h>
#include <cpn/io/ServerSocketHandle.h>
#include <cpn/io/SocketHandle.h>
#include <cpn/remote_context/RemoteContextServer.h>
#include <Variant/Variant.h>
#include <string>
#include <tr1/memory>
#include <memory>

namespace CPN {

    class CPN_API RemoteContextDaemon : public CPN::RemoteContextServer, public ServerSocketHandle {
    public:
        RemoteContextDaemon(const SocketAddress &addr);
        RemoteContextDaemon(const SockAddrList &addrs);
        ~RemoteContextDaemon();
        void Run();

    private:
        // These functions are for the Client
        using CPN::RemoteContextServer::DispatchMessage;
        void Terminate();
        void Terminate(const std::string &name);

        void Read();
        void SendMessage(const std::string &recipient, const Variant &msg);
        void BroadcastMessage(const Variant &msg);
        void LogMessage(const std::string &msg);

        class Client : public SocketHandle {
        public:
            Client(RemoteContextDaemon *d, int nfd);
            void Read();
            void Send(const Variant &msg);
            const std::string &GetName() const { return name; }
        private:
            RemoteContextDaemon *daemon;
            std::string name;
        };
        friend class Client;
        typedef std::tr1::shared_ptr<Client> ClientPtr;
        typedef std::map<std::string, ClientPtr> ClientMap;

        ClientMap clients;
    };

}
#endif