/home/greg/src/restcgi-test/src/content.h

/*
Copyright (c) 2009 zooml.com

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
#ifndef restcgi_content_h
#define restcgi_content_h
#include "apidefs.h"
#include "hdr.h"
#include <string>
#include <boost/shared_ptr.hpp>
namespace restcgi {
    class env;
    class endpoint;
    class RESTCGI_API content {
    public:
        typedef restcgi::content_hdr hdr_type; 
        virtual ~content();
        const hdr_type& hdr() const {return hdr_;} 
    protected:
        content(const boost::shared_ptr<endpoint>& ep, const hdr_type& h); 
        boost::shared_ptr<endpoint> endpoint_; 
    private:
        hdr_type hdr_;
    };
    class RESTCGI_API icontent : public content {
    public:
        typedef boost::shared_ptr<icontent> pointer; 
        typedef boost::shared_ptr<const icontent> const_pointer; 
        typedef std::istream istream_type; 
        ~icontent();
        istream_type& istream();
    private:
        icontent(const icontent&); // inhibit
        icontent& operator =(const icontent&); // inhibit
        friend class method;
        icontent(const boost::shared_ptr<endpoint>& ep, const hdr_type& h);
    };
    template<typename T> icontent& operator >>(icontent& ic, T& v) {ic.istream() >> v; return ic;}
    class RESTCGI_API ocontent : public content {
    public:
        ~ocontent();
        typedef boost::shared_ptr<ocontent> pointer; 
        typedef boost::shared_ptr<const ocontent> const_pointer; 
        typedef std::ostream ostream_type; 


        ostream_type& ostream();
    private:
        ocontent(const ocontent&); // inhibit
        ocontent& operator =(const ocontent&); // inhibit
        friend class method;
        ocontent(const boost::shared_ptr<endpoint>& ep, const hdr_type& h);
    };
    template<typename T> ocontent& operator <<(ocontent& oc, const T& v) {oc.ostream() << v; return oc;}
    inline ocontent& operator <<(ocontent& oc, std::ostream& (*v)(std::ostream&)) {oc.ostream() << v; return oc;}
}
#endif

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