msgcallback.h

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/*
 *   Copyright 2014-2015 The 4S Foundation (www.4s-online.dk)
 *
 *   Licensed 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 MSGCALLBACK_H
#define MSGCALLBACK_H

#include "basemsg.h"
#include "handle.h"

#include <memory>


namespace FSYS
{
  class MsgCallBack : virtual public Handle
  {
  public:
    MsgCallBack( void ) {}

    virtual void callBack(std::shared_ptr<BaseMsg> &baseMsg) = 0;
  };

  template<class T> class MsgCallBackT : public MsgCallBack
  {
  public:
    virtual void callBack(T &arg) = 0;

    void callBack(std::shared_ptr<BaseMsg> &baseMsg)
    {
      T &msg = static_cast<T&>(*baseMsg);
      callBack(msg);
    }
  };

}

#endif // MSGCALLBACK_H