headers/private/shared/JsonEventListener.h

   1 /*
   2  * Copyright 2017, Andrew Lindesay <apl@lindesay.co.nz>
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _JSON_EVENT_LISTENER_H
   6 #define _JSON_EVENT_LISTENER_H
   7
   8
   9 #include "JsonEvent.h"
  10
  11 #include <String.h>
  12
  13
  14 /*! This constant line number can be used in raising an error where the
  15     client raising the error does not know on which line the error arose.
  16 */
  17
  18 #define JSON_EVENT_LISTENER_ANY_LINE -1
  19
  20 namespace BPrivate {
  21
  22 class BJsonEventListener {
  23 public:
  24                                                                 BJsonEventListener();
  25                 virtual                                 ~BJsonEventListener();
  26
  27                 virtual bool                    Handle(const BJsonEvent& event) = 0;
  28                 virtual void                    HandleError(status_t status, int32 line,
  29                                                                         const char* message) = 0;
  30                 virtual void                    Complete() = 0;
  31 };
  32
  33 } // namespace BPrivate
  34
  35 using BPrivate::BJsonEventListener;
  36
  37 #endif  // _JSON_EVENT_LISTENER_H