cpfmarshaller.hpp

机器人开源项目orocos的源代码

/***************************************************************************
  tag: Peter Soetens  Mon Jan 19 14:11:20 CET 2004  CPFMarshaller.hpp 

                        CPFMarshaller.hpp -  description
                           -------------------
    begin                : Mon January 19 2004
    copyright            : (C) 2004 Peter Soetens
    email                : [e-mail]
 
 ***************************************************************************
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU General Public                   *
 *   License as published by the Free Software Foundation;                 *
 *   version 2 of the License.                                             *
 *                                                                         *
 *   As a special exception, you may use this file as part of a free       *
 *   software library without restriction.  Specifically, if other files   *
 *   instantiate templates or use macros or inline functions from this     *
 *   file, or you compile this file and link it with other files to        *
 *   produce an executable, this file does not by itself cause the         *
 *   resulting executable to be covered by the GNU General Public          *
 *   License.  This exception does not however invalidate any other        *
 *   reasons why the executable file might be covered by the GNU General   *
 *   Public License.                                                       *
 *                                                                         *
 *   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     *
 *   Lesser General Public License for more details.                       *
 *                                                                         *
 *   You should have received a copy of the GNU General Public             *
 *   License along with this library; if not, write to the Free Software   *
 *   Foundation, Inc., 59 Temple Place,                                    *
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 *                                                                         *
 ***************************************************************************/ 
 
#ifndef PI_PROPERTIES_CPFSERIALIZER
#define PI_PROPERTIES_CPFSERIALIZER

#include <ostream>
#include <fstream>
#include <string>
#include "../Property.hpp"
#include "../PropertyIntrospection.hpp"
#include "StreamProcessor.hpp"

namespace RTT
{

    template<class T>
    class CPFMarshaller;

    /**
     * A class for marshalling a property or propertybag into a
     * component property description, following the CORBA 3 standard.
     * @see CPFDemarshaller for reading the result back in.
     */
    template<>
    class CPFMarshaller<std::ostream>
        : public Marshaller,
          protected PropertyIntrospection,
          public StreamProcessor<std::ostream>
    {
        std::fstream mfile;
        /**
         * Write-out formatting of a property.
         */
        template<class T>
        void doWrite( const Property<T> &v, const std::string& type );

        /**
         * Specialisation in case of a string.
         */
        void doWrite( const Property<std::string> &v, const std::string& type );

        std::string indent;

        std::string escape(std::string s);

        virtual void introspect(PropertyBase* pb);

        virtual void introspect(Property<bool> &v);

        virtual void introspect(Property<char> &v);

        virtual void introspect(Property<int> &v);
			
        virtual void introspect(Property<unsigned int> &v);
			
        virtual void introspect(Property<double> &v);

        virtual void introspect(Property<std::string> &v);
			
        virtual void introspect(Property<PropertyBag> &b);

    public:
        /**
         * Construct a CPFMarshaller from a stream.
         */
        CPFMarshaller(std::ostream &os);

        /**
         * Construct a CPFMarshaller from a file.
         */
        CPFMarshaller(const std::string& filename);

        virtual void serialize(PropertyBase* v);

        virtual void serialize(const PropertyBag &v);

        virtual void flush();
	};
}
#endif