text: 
  #ifndef ECHOAPP_ABSTRACTSERVERTASK_H
  #define ECHOAPP_ABSTRACTSERVERTASK_H
  
  #include "AbstractServerClient.h"
  
  
  class ServerTaskInterface {
  public:
      virtual void processClientMessage(const AbstractServerClient &client, std::string message) = 0;
  };
  
  
  #endif //ECHOAPP_ABSTRACTSERVERTASK_H
  