service/notification/cpp-wrapper/consumer/src/NSProvider.cpp

   1 //******************************************************************\r
   2 //\r
   3 // Copyright 2016 Samsung Electronics All Rights Reserved.\r
   4 //\r
   5 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\r
   6 //\r
   7 // Licensed under the Apache License, Version 2.0 (the "License");\r
   8 // you may not use this file except in compliance with the License.\r
   9 // You may obtain a copy of the License at\r
  10 //\r
  11 //      http://www.apache.org/licenses/LICENSE-2.0\r
  12 //\r
  13 // Unless required by applicable law or agreed to in writing, software\r
  14 // distributed under the License is distributed on an "AS IS" BASIS,\r
  15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  16 // See the License for the specific language governing permissions and\r
  17 // limitations under the License.\r
  18 //\r
  19 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\r
  20 \r
  21 #include "NSProvider.h"\r
  22 #include <cstring>\r
  23 #include "NSConsumerService.h"\r
  24 #include "NSConsumerInterface.h"\r
  25 #include "NSAcceptedProviders.h"\r
  26 #include "NSConstants.h"\r
  27 #include "NSCommon.h"\r
  28 #include "oic_string.h"\r
  29 #include "oic_malloc.h"\r
  30 \r
  31 namespace OIC\r
  32 {\r
  33     namespace Service\r
  34     {\r
  35         ::NSProvider *NSProvider::getNSProvider()\r
  36         {\r
  37             ::NSProvider *provider = new ::NSProvider;\r
  38             OICStrcpy(provider->providerId, NS_UTILS_UUID_STRING_SIZE, m_providerId.c_str());\r
  39             return provider;\r
  40         }\r
  41 \r
  42         NSProvider::NSProvider(::NSProvider *provider)\r
  43         {\r
  44             m_stateCb = NULL;\r
  45             m_messageCb = NULL;\r
  46             m_syncInfoCb = NULL;\r
  47             m_state = NSProviderState::DENY;\r
  48             m_subscribedState = NSProviderSubscribedState::DENY;\r
  49 \r
  50             m_topicList = std::make_shared<NSTopicsList>();\r
  51 \r
  52             if (provider != nullptr)\r
  53             {\r
  54                 m_providerId.assign(provider->providerId, NS_UTILS_UUID_STRING_SIZE - 1);\r
  55             }\r
  56         }\r
  57 \r
  58         NSProvider::NSProvider(const NSProvider &provider)\r
  59         {\r
  60             m_providerId = provider.getProviderId();\r
  61             m_topicList = std::make_shared<NSTopicsList>();\r
  62             auto topicsList = provider.getTopicList();\r
  63             if (topicsList != nullptr)\r
  64             {\r
  65                 for (auto it : topicsList->getTopicsList())\r
  66                 {\r
  67                     getTopicList()->addTopic(it.getTopicName(), it.getState());\r
  68                 }\r
  69             }\r
  70             setListener(provider.getProviderStateReceivedCb(), provider.getMessageReceivedCb(),\r
  71                         provider.getSyncInfoReceivedCb());\r
  72             setProviderState(provider.getProviderState());\r
  73             setProviderSubscribedState(provider.getProviderSubscribedState());\r
  74         }\r
  75 \r
  76         NSProvider &NSProvider::operator=(const NSProvider &provider)\r
  77         {\r
  78             this->m_providerId = provider.getProviderId();\r
  79             this->m_topicList = std::make_shared<NSTopicsList>();\r
  80             auto topicsList = provider.getTopicList();\r
  81             if (topicsList != nullptr)\r
  82             {\r
  83                 for (auto it : topicsList->getTopicsList())\r
  84                 {\r
  85                     this->getTopicList()->addTopic(it.getTopicName(), it.getState());\r
  86                 }\r
  87             }\r
  88             this->setListener(provider.getProviderStateReceivedCb(), provider.getMessageReceivedCb(),\r
  89                               provider.getSyncInfoReceivedCb());\r
  90             this->setProviderState(provider.getProviderState());\r
  91             this->setProviderSubscribedState(provider.getProviderSubscribedState());\r
  92             return *this;\r
  93         }\r
  94 \r
  95         std::string NSProvider::getProviderId() const\r
  96         {\r
  97             return m_providerId;\r
  98         }\r
  99 \r
 100         std::shared_ptr<NSTopicsList> NSProvider::getTopicList() const\r
 101         {\r
 102             NS_LOG(DEBUG, "getTopicList - IN");\r
 103             if (!isValid())\r
 104             {\r
 105                 return nullptr;\r
 106             }\r
 107             std::shared_ptr<NSTopicsList> topicList = std::make_shared<NSTopicsList>();\r
 108             for (auto it : m_topicList->getTopicsList())\r
 109             {\r
 110                 topicList->addTopic(it.getTopicName(), it.getState());\r
 111             }\r
 112             topicList->unsetModifiability();\r
 113             return topicList;\r
 114         }\r
 115 \r
 116         NSResult NSProvider::updateTopicList(std::shared_ptr<NSTopicsList> topicList)\r
 117         {\r
 118             NS_LOG(DEBUG, "updateTopicList - IN");\r
 119             if (!isValid())\r
 120             {\r
 121                 return NSResult::FAIL;\r
 122             }\r
 123             if (topicList == nullptr)\r
 124             {\r
 125                 return NSResult::ERROR;\r
 126             }\r
 127             NS_LOG(DEBUG, "Creating TopicLL from TopicList");\r
 128             NSTopicLL *topicLL = NULL;\r
 129             for (auto it : topicList->getTopicsList())\r
 130             {\r
 131                 NSTopicLL *topic = (NSTopicLL *) OICMalloc(sizeof(NSTopicLL));\r
 132                 if (topic == nullptr)\r
 133                 {\r
 134                     NS_LOG(ERROR, "new NSTopicLL failed");\r
 135                     return NSResult::ERROR;\r
 136                 }\r
 137                 topic->topicName = NULL;\r
 138                 topic->topicName = OICStrdup(it.getTopicName().c_str());\r
 139                 topic->state = (::NSTopicState)it.getState();\r
 140                 topic->next = NULL;\r
 141                 if (topicLL == NULL)\r
 142                 {\r
 143                     topicLL = topic;\r
 144                 }\r
 145                 else\r
 146                 {\r
 147                     NSTopicLL *iter = topicLL;\r
 148                     NSTopicLL *prev = NULL;\r
 149                     while (iter)\r
 150                     {\r
 151                         prev = iter;\r
 152                         iter = (NSTopicLL *) iter->next;\r
 153                     }\r
 154                     prev->next = topic;\r
 155                     topic->next = NULL;\r
 156                 }\r
 157             }\r
 158             if (topicLL)\r
 159             {\r
 160                 NSTopicLL *iter = topicLL;\r
 161                 while (iter)\r
 162                 {\r
 163                     NS_LOG_V(DEBUG, "Topic Name : %s", iter->topicName);\r
 164                     NS_LOG_V(DEBUG, "Topic State : %d", (int) iter->state);\r
 165                     iter = iter->next;\r
 166                 }\r
 167             }\r
 168             NS_LOG_V(DEBUG, "calling Lower layer UpdateTopicList for Provider Id : %s",\r
 169                      getProviderId().c_str());\r
 170             NSResult result = (NSResult) NSConsumerUpdateTopicList(getProviderId().c_str(), topicLL);\r
 171 \r
 172             if (topicLL)\r
 173             {\r
 174                 NSTopicLL *iter = topicLL;\r
 175                 NSTopicLL *following = NULL;\r
 176 \r
 177                 while (iter)\r
 178                 {\r
 179                     following = iter->next;\r
 180                     if (iter)\r
 181                     {\r
 182                         NSOICFree(iter->topicName);\r
 183                         iter->next = NULL;\r
 184                         NSOICFree(iter);\r
 185                     }\r
 186                     iter = following;\r
 187                 }\r
 188             }\r
 189             NS_LOG(DEBUG, "updateTopicList - OUT");\r
 190             return result;\r
 191         }\r
 192 \r
 193         NSProviderState NSProvider::getProviderState() const\r
 194         {\r
 195             NS_LOG_V(DEBUG, "getProviderState  state : %d", (int)m_state);\r
 196             if (!isValid())\r
 197             {\r
 198                 return NSProviderState::STOPPED;\r
 199             }\r
 200             return m_state;\r
 201         }\r
 202 \r
 203         NSProviderSubscribedState NSProvider::getProviderSubscribedState() const\r
 204         {\r
 205             NS_LOG_V(DEBUG, "getProviderSubscribedState  state : %d", (int)m_subscribedState);\r
 206             if (!isValid())\r
 207             {\r
 208                 return NSProviderSubscribedState::DENY;\r
 209             }\r
 210             return m_subscribedState;\r
 211         }\r
 212 \r
 213         NSResult NSProvider::subscribe()\r
 214         {\r
 215             NS_LOG(DEBUG, "Subscribe - IN");\r
 216             if (!isValid())\r
 217             {\r
 218                 return NSResult::FAIL;\r
 219             }\r
 220             NSResult result = (NSResult) NSSubscribe(getProviderId().c_str());\r
 221             NS_LOG(DEBUG, "Subscribe - OUT");\r
 222             return result;\r
 223         }\r
 224 \r
 225         NSResult NSProvider::unsubscribe()\r
 226         {\r
 227             NS_LOG(DEBUG, "unsubscribe - IN");\r
 228             if (!isValid())\r
 229             {\r
 230                 return NSResult::FAIL;\r
 231             }\r
 232             NSResult result = (NSResult) NSUnsubscribe(getProviderId().c_str());\r
 233             NS_LOG(DEBUG, "unsubscribe - OUT");\r
 234             return result;\r
 235         }\r
 236 \r
 237         bool NSProvider::isSubscribed()\r
 238         {\r
 239             NS_LOG(DEBUG, "isSubscribed - IN");\r
 240             if (!isValid())\r
 241             {\r
 242                 return false;\r
 243             }\r
 244             NS_LOG_V(DEBUG, "Subscribed state : %d", (int)getProviderSubscribedState());\r
 245             if (getProviderSubscribedState() == NSProviderSubscribedState::SUBSCRIBED)\r
 246             {\r
 247                 return true;\r
 248             }\r
 249             return false;\r
 250         }\r
 251 \r
 252         NSResult NSProvider::sendSyncInfo(uint64_t messageId, NSSyncInfo::NSSyncType type)\r
 253         {\r
 254             NS_LOG(DEBUG, "SendSyncInfo - IN");\r
 255             if (!isValid())\r
 256             {\r
 257                 return NSResult::FAIL;\r
 258             }\r
 259             NSResult result = (NSResult) NSConsumerSendSyncInfo(getProviderId().c_str(), messageId,\r
 260                               (::NSSyncType)type);\r
 261             NS_LOG(DEBUG, "SendSyncInfo - OUT");\r
 262             return result;\r
 263         }\r
 264 \r
 265         void NSProvider::setListener(NSProvider::ProviderStateCallback stateHandle,\r
 266                                      NSProvider::MessageReceivedCallback messageHandle,\r
 267                                      NSProvider::SyncInfoReceivedCallback syncHandle)\r
 268         {\r
 269             NS_LOG(DEBUG, "setListener - IN");\r
 270             m_stateCb = stateHandle;\r
 271             m_messageCb = messageHandle;\r
 272             m_syncInfoCb = syncHandle;\r
 273             NS_LOG(DEBUG, "setListener - OUT");\r
 274         }\r
 275 \r
 276         NSProvider::ProviderStateCallback NSProvider::getProviderStateReceivedCb() const\r
 277         {\r
 278             return m_stateCb;\r
 279         }\r
 280 \r
 281         NSProvider::MessageReceivedCallback NSProvider::getMessageReceivedCb() const\r
 282         {\r
 283             return m_messageCb;\r
 284         }\r
 285 \r
 286         NSProvider::SyncInfoReceivedCallback NSProvider::getSyncInfoReceivedCb() const\r
 287         {\r
 288             return m_syncInfoCb;\r
 289         }\r
 290 \r
 291         void NSProvider::setTopicList(std::shared_ptr<NSTopicsList> topicsList)\r
 292         {\r
 293             m_topicList = topicsList;\r
 294         }\r
 295 \r
 296         void NSProvider::setProviderState(const NSProviderState &providerState)\r
 297         {\r
 298             m_state = providerState;\r
 299         }\r
 300 \r
 301         void NSProvider::setProviderSubscribedState(const NSProviderSubscribedState &subscribedState)\r
 302         {\r
 303             m_subscribedState = subscribedState;\r
 304         }\r
 305 \r
 306         bool NSProvider::isValid() const\r
 307         {\r
 308             if (!NSConsumerService::getInstance()->getAcceptedProviders()->isAccepted(getProviderId()))\r
 309             {\r
 310                 NS_LOG(DEBUG, "Invalid Operation with stale reference of Provider. Provider ID doesnot exist");\r
 311                 return false;\r
 312             }\r
 313             return true;\r
 314         }\r
 315     }\r
 316 }\r