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 = new 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 = new 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 = new 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         NSProvider::~NSProvider()\r
  96         {\r
  97             if (m_topicList != nullptr)\r
  98             {\r
  99                 delete m_topicList;\r
 100             }\r
 101         }\r
 102 \r
 103         std::string NSProvider::getProviderId() const\r
 104         {\r
 105             return m_providerId;\r
 106         }\r
 107 \r
 108         NSTopicsList *NSProvider::getTopicList() const\r
 109         {\r
 110             NS_LOG(DEBUG, "getTopicList - IN");\r
 111             if (!isValid())\r
 112             {\r
 113                 return nullptr;\r
 114             }\r
 115             NSTopicsList *topicList = new NSTopicsList();\r
 116             for (auto it : m_topicList->getTopicsList())\r
 117             {\r
 118                 topicList->addTopic(it->getTopicName(), it->getState());\r
 119             }\r
 120             return topicList;\r
 121         }\r
 122 \r
 123         NSResult NSProvider::updateTopicList(NSTopicsList *topicList)\r
 124         {\r
 125             NS_LOG(DEBUG, "updateTopicList - IN");\r
 126             if (!isValid())\r
 127             {\r
 128                 return NSResult::FAIL;\r
 129             }\r
 130             if (topicList == nullptr)\r
 131             {\r
 132                 return NSResult::ERROR;\r
 133             }\r
 134             NS_LOG(DEBUG, "Creating TopicLL from TopicList");\r
 135             NSTopicLL *topicLL = NULL;\r
 136             for (auto it : topicList->getTopicsList())\r
 137             {\r
 138                 NSTopicLL *topic = (NSTopicLL *) OICMalloc(sizeof(NSTopicLL));\r
 139                 if (topic == nullptr)\r
 140                 {\r
 141                     NS_LOG(ERROR, "new NSTopicLL failed");\r
 142                     return NSResult::ERROR;\r
 143                 }\r
 144                 topic->topicName = NULL;\r
 145                 topic->topicName = OICStrdup(it->getTopicName().c_str());\r
 146                 topic->state = (::NSTopicState)it->getState();\r
 147                 topic->next = NULL;\r
 148                 if (topicLL == NULL)\r
 149                 {\r
 150                     topicLL = topic;\r
 151                 }\r
 152                 else\r
 153                 {\r
 154                     NSTopicLL *iter = topicLL;\r
 155                     NSTopicLL *prev = NULL;\r
 156                     while (iter)\r
 157                     {\r
 158                         prev = iter;\r
 159                         iter = (NSTopicLL *) iter->next;\r
 160                     }\r
 161                     prev->next = topic;\r
 162                     topic->next = NULL;\r
 163                 }\r
 164             }\r
 165             if (topicLL)\r
 166             {\r
 167                 NSTopicLL *iter = topicLL;\r
 168                 while (iter)\r
 169                 {\r
 170                     NS_LOG_V(DEBUG, "Topic Name : %s", iter->topicName);\r
 171                     NS_LOG_V(DEBUG, "Topic State : %d", (int) iter->state);\r
 172                     iter = iter->next;\r
 173                 }\r
 174             }\r
 175             NS_LOG_V(DEBUG, "calling Lower layer UpdateTopicList for Provider Id : %s",\r
 176                      getProviderId().c_str());\r
 177             NSResult result = (NSResult) NSConsumerUpdateTopicList(getProviderId().c_str(), topicLL);\r
 178 \r
 179             if (topicLL)\r
 180             {\r
 181                 NSTopicLL *iter = topicLL;\r
 182                 NSTopicLL *following = NULL;\r
 183 \r
 184                 while (iter)\r
 185                 {\r
 186                     following = iter->next;\r
 187                     if (iter)\r
 188                     {\r
 189                         NSOICFree(iter->topicName);\r
 190                         iter->next = NULL;\r
 191                         NSOICFree(iter);\r
 192                     }\r
 193                     iter = following;\r
 194                 }\r
 195             }\r
 196             NS_LOG(DEBUG, "updateTopicList - OUT");\r
 197             return result;\r
 198         }\r
 199 \r
 200         NSProviderState NSProvider::getProviderState() const\r
 201         {\r
 202             NS_LOG_V(DEBUG, "getProviderState  state : %d", (int)m_state);\r
 203             if (!isValid())\r
 204             {\r
 205                 return NSProviderState::STOPPED;\r
 206             }\r
 207             return m_state;\r
 208         }\r
 209 \r
 210         NSProviderSubscribedState NSProvider::getProviderSubscribedState() const\r
 211         {\r
 212             NS_LOG_V(DEBUG, "getProviderSubscribedState  state : %d", (int)m_subscribedState);\r
 213             if (!isValid())\r
 214             {\r
 215                 return NSProviderSubscribedState::DENY;\r
 216             }\r
 217             return m_subscribedState;\r
 218         }\r
 219 \r
 220         NSResult NSProvider::subscribe()\r
 221         {\r
 222             NS_LOG(DEBUG, "Subscribe - IN");\r
 223             if (!isValid())\r
 224             {\r
 225                 return NSResult::FAIL;\r
 226             }\r
 227             NSResult result = (NSResult) NSSubscribe(getProviderId().c_str());\r
 228             NS_LOG(DEBUG, "Subscribe - OUT");\r
 229             return result;\r
 230         }\r
 231 \r
 232         NSResult NSProvider::unsubscribe()\r
 233         {\r
 234             NS_LOG(DEBUG, "unsubscribe - IN");\r
 235             if (!isValid())\r
 236             {\r
 237                 return NSResult::FAIL;\r
 238             }\r
 239             NSResult result = (NSResult) NSUnsubscribe(getProviderId().c_str());\r
 240             NS_LOG(DEBUG, "unsubscribe - OUT");\r
 241             return result;\r
 242         }\r
 243 \r
 244         bool NSProvider::isSubscribed()\r
 245         {\r
 246             NS_LOG(DEBUG, "isSubscribed - IN");\r
 247             if (!isValid())\r
 248             {\r
 249                 return false;\r
 250             }\r
 251             NS_LOG_V(DEBUG, "Subscribed state : %d", (int)getProviderSubscribedState());\r
 252             if (getProviderSubscribedState() == NSProviderSubscribedState::SUBSCRIBED)\r
 253             {\r
 254                 return true;\r
 255             }\r
 256             return false;\r
 257         }\r
 258 \r
 259         NSResult NSProvider::sendSyncInfo(uint64_t messageId, NSSyncInfo::NSSyncType type)\r
 260         {\r
 261             NS_LOG(DEBUG, "SendSyncInfo - IN");\r
 262             if (!isValid())\r
 263             {\r
 264                 return NSResult::FAIL;\r
 265             }\r
 266             NSResult result = (NSResult) NSConsumerSendSyncInfo(getProviderId().c_str(), messageId,\r
 267                               (::NSSyncType)type);\r
 268             NS_LOG(DEBUG, "SendSyncInfo - OUT");\r
 269             return result;\r
 270         }\r
 271 \r
 272         void NSProvider::setListener(NSProvider::ProviderStateCallback stateHandle,\r
 273                                      NSProvider::MessageReceivedCallback messageHandle,\r
 274                                      NSProvider::SyncInfoReceivedCallback syncHandle)\r
 275         {\r
 276             NS_LOG(DEBUG, "setListener - IN");\r
 277             m_stateCb = stateHandle;\r
 278             m_messageCb = messageHandle;\r
 279             m_syncInfoCb = syncHandle;\r
 280             NS_LOG(DEBUG, "setListener - OUT");\r
 281         }\r
 282 \r
 283         NSProvider::ProviderStateCallback NSProvider::getProviderStateReceivedCb() const\r
 284         {\r
 285             return m_stateCb;\r
 286         }\r
 287 \r
 288         NSProvider::MessageReceivedCallback NSProvider::getMessageReceivedCb() const\r
 289         {\r
 290             return m_messageCb;\r
 291         }\r
 292 \r
 293         NSProvider::SyncInfoReceivedCallback NSProvider::getSyncInfoReceivedCb() const\r
 294         {\r
 295             return m_syncInfoCb;\r
 296         }\r
 297 \r
 298         void NSProvider::setTopicList(NSTopicsList *topicsList)\r
 299         {\r
 300             if (m_topicList != nullptr)\r
 301             {\r
 302                 delete m_topicList;\r
 303             }\r
 304             m_topicList = topicsList;\r
 305         }\r
 306 \r
 307         void NSProvider::setProviderState(const NSProviderState &providerState)\r
 308         {\r
 309             m_state = providerState;\r
 310         }\r
 311 \r
 312         void NSProvider::setProviderSubscribedState(const NSProviderSubscribedState &subscribedState)\r
 313         {\r
 314             m_subscribedState = subscribedState;\r
 315         }\r
 316 \r
 317         bool NSProvider::isValid() const\r
 318         {\r
 319             if (!NSConsumerService::getInstance()->getAcceptedProviders()->isAccepted(getProviderId()))\r
 320             {\r
 321                 NS_LOG(DEBUG, "Invalid Operation with stale reference of Provider. Provider ID doesnot exist");\r
 322                 return false;\r
 323             }\r
 324             return true;\r
 325         }\r
 326     }\r
 327 }\r