include/private/redis/hiredisepolladapter.hpp

   1 /*
   2    Copyright (c) 2018-2019 Nokia.
   3
   4    Licensed under the Apache License, Version 2.0 (the "License");
   5    you may not use this file except in compliance with the License.
   6    You may obtain a copy of the License at
   7
   8        http://www.apache.org/licenses/LICENSE-2.0
   9
  10    Unless required by applicable law or agreed to in writing, software
  11    distributed under the License is distributed on an "AS IS" BASIS,
  12    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13    See the License for the specific language governing permissions and
  14    limitations under the License.
  15 */
  16
  17 #ifndef SHAREDDATALAYER_REDIS_HIREDISEPOLLADAPTER_HPP_
  18 #define SHAREDDATALAYER_REDIS_HIREDISEPOLLADAPTER_HPP_
  19
  20 extern "C"
  21 {
  22     struct redisAsyncContext;
  23 }
  24
  25 namespace shareddatalayer
  26 {
  27     class Engine;
  28
  29     namespace redis
  30     {
  31         class HiredisSystem;
  32
  33         class HiredisEpollAdapter
  34         {
  35         public:
  36             explicit HiredisEpollAdapter(Engine& engine);
  37
  38             HiredisEpollAdapter(Engine& engine, HiredisSystem& hiredisSystem);
  39
  40             HiredisEpollAdapter(const HiredisEpollAdapter&) = delete;
  41
  42             HiredisEpollAdapter& operator = (const HiredisEpollAdapter&) = delete;
  43
  44             virtual ~HiredisEpollAdapter();
  45
  46             virtual void attach(redisAsyncContext* ac);
  47
  48             virtual void addRead();
  49
  50             virtual void delRead();
  51
  52             virtual void addWrite();
  53
  54             virtual void delWrite();
  55
  56             virtual void cleanUp();
  57
  58         private:
  59             Engine& engine;
  60             HiredisSystem& hiredisSystem;
  61             redisAsyncContext* ac;
  62             unsigned int eventState;
  63             bool reading;
  64             bool writing;
  65             bool isMonitoring;
  66
  67             void eventHandler(unsigned int events);
  68         };
  69     }
  70 }
  71
  72 #endif