1 //******************************************************************
3 // Copyright 2015 Samsung Electronics All Rights Reserved.
5 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
7 // Licensed under the Apache License, Version 2.0 (the "License");
8 // you may not use this file except in compliance with the License.
9 // You may obtain a copy of the License at
11 // http://www.apache.org/licenses/LICENSE-2.0
13 // Unless required by applicable law or agreed to in writing, software
14 // distributed under the License is distributed on an "AS IS" BASIS,
15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 // See the License for the specific language governing permissions and
17 // limitations under the License.
19 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
21 #ifndef RCM_DATACACHE_H_
22 #define RCM_DATACACHE_H_
29 #include "CacheTypes.h"
30 #include "ExpiryTimer.h"
36 class DataCache : public std::enable_shared_from_this<DataCache>
39 typedef unsigned int TimerID;
40 typedef std::function<void(TimerID)> TimerCB;
46 DataCache(const DataCache &) = default;
47 DataCache(DataCache &&) = default;
48 DataCache & operator = (const DataCache &) = default;
49 DataCache & operator = (DataCache &&) = default;
51 void initializeDataCache(PrimitiveResourcePtr pResource);
53 CacheID addSubscriber(CacheCB func, REPORT_FREQUENCY rf, long repeatTime);
54 CacheID deleteSubscriber(CacheID id);
56 CACHE_STATE getCacheState() const;
57 const RCSResourceAttributes getCachedData() const;
58 const PrimitiveResourcePtr getPrimitiveResource() const;
61 bool isEmptySubscriber() const;
62 bool isCachedData() const;
66 PrimitiveResourcePtr sResource;
69 RCSResourceAttributes attributes;
75 std::unique_ptr<SubscriberInfo> subscriberList;
76 mutable std::mutex m_mutex;
77 mutable std::mutex att_mutex;
79 ExpiryTimer networkTimer;
80 ExpiryTimer pollingTimer;
81 TimerID networkTimeOutHandle;
82 TimerID pollingHandle;
89 unsigned int lastSequenceNum;
92 void onObserve(const HeaderOptions &_hos,
93 const ResponseStatement &_rep, int _result, unsigned int _seq);
94 void onGet(const HeaderOptions &_hos, const ResponseStatement &_rep, int _result);
96 void onTimeOut(const unsigned int timerID);
97 void onPollingOut(const unsigned int timerID);
99 CacheID generateCacheID();
100 SubscriberInfoPair findSubscriber(CacheID id);
101 void notifyObservers(const RCSResourceAttributes Att, int eCode);
103 } // namespace Service
106 #endif /* RCM_DATACACHE_H_ */