Message.hpp

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// ANNA - Anna is Not Nothingness Anymore                                                         //
//                                                                                                //
// (c) Copyright 2005-2015 Eduardo Ramos Testillano & Francisco Ruiz Rayo                         //
//                                                                                                //
// See project site at http://redmine.teslayout.com/projects/anna-suite                           //
// See accompanying file LICENSE or copy at http://www.teslayout.com/projects/public/anna.LICENSE //


#ifndef anna_comm_Message_hpp
#define anna_comm_Message_hpp

#include <anna/core/DataBlock.hpp>

namespace anna {

namespace xml {
class Compiler;
class Node;
}

namespace comm {

class Message : public DataBlock {
public:
  Message();

  virtual ~Message();

  const DataBlock& getBody() const { return *this; }

  Message * setBody(const DataBlock& body) noexcept(false) { assign(body); return this; }

  Message * setBody(const char* buffer, const int size) noexcept(false) {
    DataBlock aux(buffer, size, false);
    assign(aux);
    return this;
  }

  virtual Message * setBody(const xml::Node* node) noexcept(false);

  void clearBody() { clear(); }

  virtual const DataBlock& code() noexcept(false) { return *this; }

protected:
  struct StatusCodeBuffer { enum _v { None, Reserve, Copy }; };

  DataBlock* a_codeBuffer;

  explicit Message(const StatusCodeBuffer::_v statusCodeBuffer);

  explicit Message(DataBlock& codeBuffer);

private:
  const StatusCodeBuffer::_v a_statusCodeBuffer;
  xml::Compiler* a_xmlCompiler;

  Message(const Message&);
  Message& operator = (const Message&);
};

}
}

#endif