src/app/FApp_SqlDataControlImpl.cpp

   1 //
   2 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
   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 /**
  18  * @file        FApp_SqlDataControlImpl.cpp
  19  * @brief       This is the implementation for the %_SqlDataControlImpl class.
  20  */
  21
  22 #include <typeinfo>
  23 #include <unique_ptr.h>
  24
  25 #include <appsvc/appsvc.h>
  26
  27 #include <FBaseInteger.h>
  28 #include <FBaseString.h>
  29 #include <FBaseLongLong.h>
  30 #include <FBaseColLinkedList.h>
  31 #include <FBaseColIList.h>
  32 #include <FBaseColIMap.h>
  33 #include <FBaseColIMapEnumerator.h>
  34 #include <FBaseRtIEventArg.h>
  35 #include <FBaseSysLog.h>
  36 #include <FIoFile.h>
  37 #include <FAppApp.h>
  38 #include <FAppSqlDataControl.h>
  39 #include <FAppISqlDataControlResponseListener.h>
  40
  41 #include <FBase_StringConverter.h>
  42 #include <FIo_DataControlResultSetEnumerator.h>
  43
  44 #include "FApp_AppControlManager.h"
  45 #include "FApp_SqlDataControlImpl.h"
  46 #include "FApp_AppArg.h"
  47 #include "FApp_DataControlManager.h"
  48 #include "FAppPkg_PackageManagerImpl.h"
  49
  50 #define DATACONTROL_PROTOCOL_VER_2_1_0_2 // ver_2.1.0.2
  51 #define DATACONTROL_PROTOCOL_VER_2_1_0_3 // ver_2.1.0.3
  52
  53 using namespace std;
  54
  55 using namespace Tizen::Base;
  56 using namespace Tizen::Base::Collection;
  57 using namespace Tizen::Base::Runtime;
  58 using namespace Tizen::Io;
  59 using namespace Tizen::App;
  60 using namespace Tizen::App::Package;
  61
  62 namespace Tizen { namespace App
  63 {
  64
  65 static const int MAX_REQUEST_COUNT = 128;
  66 static const int REQUEST_THRESHOLD = 100;
  67 static const int _MAX_ARGUMENT_SIZE = 16384; // 16KB
  68 static const int _MAX_REQUEST_ARGUMENT_SIZE = 1048576; // 1MB
  69 //static const char* _DATACONTROL_REQUEST_DIR = "/tmp/osp/DataControlRequest/\0";
  70 static const char* _DATACONTROL_REQUEST_DIR = "/tmp/osp/data-control/request/\0";
  71
  72 class _SqlDataControlEventArg
  73         : public IEventArg
  74 {
  75 public:
  76                 _SqlDataControlEventArg(_DataControlRequestType requestType, RequestId reqId, String providerId, String dataId,
  77                                 _DataControlResultSetEnumerator* pResultSetEnum, long long insertRowId, bool providerResult, String* pErrorMsg)
  78                         : __requestType(requestType)
  79                         , __reqId(reqId)
  80                         , __providerId(providerId)
  81                         , __dataId(dataId)
  82                         , __pResultSetEnum(pResultSetEnum)
  83                         , __insertRowId(insertRowId)
  84                         , __providerResult(providerResult)
  85                         , __pErrorMsg(pErrorMsg)
  86                 {
  87                 }
  88                 ~_SqlDataControlEventArg(void)
  89                 {
  90                         delete __pResultSetEnum;
  91                         delete __pErrorMsg;
  92                 }
  93
  94                 _DataControlRequestType __requestType;
  95                 RequestId __reqId;
  96                 String __providerId;
  97                 String __dataId;
  98                 _DataControlResultSetEnumerator* __pResultSetEnum;
  99                 long long __insertRowId;
 100                 bool __providerResult;
 101                 String* __pErrorMsg;
 102 };
 103
 104 class _SqlDataControlEvent
 105         : public Event
 106 {
 107 protected:
 108         virtual void FireImpl(IEventListener& listener, const IEventArg& arg);
 109 };
 110
 111 void
 112 _SqlDataControlEvent::FireImpl(IEventListener& listener, const IEventArg& arg)
 113 {
 114         const _SqlDataControlEventArg* pArg = dynamic_cast<const _SqlDataControlEventArg*>(&arg);
 115         if (pArg != null)
 116         {
 117                 ISqlDataControlResponseListener* pListener = dynamic_cast<ISqlDataControlResponseListener*> (&listener);
 118                 if (pListener != null)
 119                 {
 120                         switch (pArg->__requestType)
 121                         {
 122                         case _DATACONTROL_REQUEST_TYPE_SQL_QUERY:
 123                                 pListener->OnSqlDataControlSelectResponseReceived(pArg->__reqId, pArg->__providerId, pArg->__dataId,
 124                                                 *(pArg->__pResultSetEnum), pArg->__providerResult, pArg->__pErrorMsg);
 125                                 break;
 126                         case _DATACONTROL_REQUEST_TYPE_SQL_INSERT:
 127                                 pListener->OnSqlDataControlInsertResponseReceived(pArg->__reqId, pArg->__providerId, pArg->__dataId,
 128                                                  pArg->__insertRowId, pArg->__providerResult, pArg->__pErrorMsg);
 129                                 break;
 130                         case _DATACONTROL_REQUEST_TYPE_SQL_UPDATE:
 131                                 pListener->OnSqlDataControlUpdateResponseReceived(pArg->__reqId, pArg->__providerId, pArg->__dataId,
 132                                                 pArg->__providerResult, pArg->__pErrorMsg);
 133                                 break;
 134                         case _DATACONTROL_REQUEST_TYPE_SQL_DELETE:
 135                                 pListener->OnSqlDataControlDeleteResponseReceived(pArg->__reqId, pArg->__providerId, pArg->__dataId,
 136                                                 pArg->__providerResult, pArg->__pErrorMsg);
 137                                 break;
 138                         default:
 139                                 break;
 140                         }
 141                 }
 142         }
 143 }
 144
 145 // private
 146 _SqlDataControlImpl::_SqlDataControlImpl(void)
 147         : __access(_DATACONTROL_ACCESS_UNDEFINED)
 148         , __pPreviousListener(null)
 149         , __pSqlDataControlEvent(null)
 150 {
 151 }
 152
 153 _SqlDataControlImpl::~_SqlDataControlImpl(void)
 154 {
 155         delete __pSqlDataControlEvent;
 156
 157         _DataControlManager* pDcMgr = _DataControlManager::GetInstance();
 158
 159         IEnumerator* pEnum = __pRequestList->GetEnumeratorN();
 160         while (pEnum->MoveNext() == E_SUCCESS)
 161         {
 162                 Integer* pReqId = dynamic_cast< Integer* >(pEnum->GetCurrent());
 163                 if (pReqId != null)
 164                 {
 165                         pDcMgr->RemoveRequestInfo(*pReqId);
 166                 }
 167         }
 168         delete __pRequestList;
 169 }
 170
 171 _SqlDataControlImpl*
 172 _SqlDataControlImpl::GetInstance(SqlDataControl& dc)
 173 {
 174         return dc.__pSqlDataControlImpl;
 175 }
 176
 177 const _SqlDataControlImpl*
 178 _SqlDataControlImpl::GetInstance(const SqlDataControl& dc)
 179 {
 180         return dc.__pSqlDataControlImpl;
 181 }
 182
 183 result
 184 _SqlDataControlImpl::StartSqlDataControl(int type, const IList* pDataList, int* pReq)
 185 {
 186         Integer* pReqId = null;
 187         _DataControlRequestInfo* pReqInfo = null;
 188         result r = E_SUCCESS;
 189
 190         int req = -1;
 191         _DataControlManager* pDcMgr = _DataControlManager::GetInstance();
 192
 193         // Check the request count of DataControl operation
 194         int count = pDcMgr->GetRequestCount();
 195         SysLog(NID_APP, "Current launch request count: %d", count);
 196
 197         if (count > REQUEST_THRESHOLD)
 198         {
 199                 _AppManagerImpl* pImpl = _AppManagerImpl::GetInstance();
 200
 201                 // Clear the request queue if the provider is terminated
 202                 if (!pImpl->IsRunning(__appId))
 203                 {
 204                         SysLog(NID_APP, "The request queue is cleared due to the invalid provider.");
 205
 206                         pDcMgr->RemoveAllRequests();
 207                 }
 208         }
 209
 210         SysTryReturnResult(NID_APP, count < MAX_REQUEST_COUNT, E_MAX_EXCEEDED, "The number of requests has exceeded the maximum limit.");
 211
 212         _AppArg* pArg = new (std::nothrow) _AppArg;  // XXX: pArg will be released in _AppManagerImpl::LaunchApp().
 213         SysTryReturnResult(NID_APP, pArg != null, E_OUT_OF_MEMORY, "insufficient memory");
 214
 215         pArg->Construct(*this, static_cast <_DataControlRequestType>(type), pDataList);
 216
 217         _AppControlManager* pAppManagerImpl = _AppControlManager::GetInstance();
 218
 219         if (__pSqlDataControlEvent)
 220         {
 221                 // reqId is system-wide id because the bundle is system-wide.
 222 #if 0
 223                 _AppControlManager::_RequestGuard reqObj = _AppControlManager::_RequestGuard(*pAppManagerImpl, pArg, SqlDataControlCallback, __pSqlDataControlEvent, -1);
 224                 req = reqObj.GetRequestNumber();
 225 #else
 226                 _AppControlManager::_RequestGuard reqObj = _AppControlManager::_RequestGuard(*pAppManagerImpl, pArg, SqlDataControlCallback, pDcMgr, -1);
 227                 req = reqObj.GetRequestNumber();
 228 #endif
 229                 pReqId = new (std::nothrow) Integer(req);
 230                 SysTryCatch(NID_APP, pReqId != null, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY,
 231                                 "[E_OUT_OF_MEMORY] The memory is insufficient");
 232
 233                 pReqInfo = new (std::nothrow) _DataControlRequestInfo(__pSqlDataControlEvent);
 234                 SysTryCatch(NID_APP, pReqInfo != null, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY,
 235                                 "[E_OUT_OF_MEMORY] The memory is insufficient");
 236                 pReqInfo->SetSqlDataControlImpl(this);
 237
 238                 r = pDcMgr->AddRequestInfo(pReqId, pReqInfo);
 239                 SysTryCatch(NID_APP, !IsFailed(r), r = E_SYSTEM, E_SYSTEM, "[%s] Failed to add request info", GetErrorMessage(r));
 240
 241                 r = pAppManagerImpl->LaunchApp(__appId, pArg, req);
 242                 if (IsFailed(r))
 243                 {
 244                         SysPropagate(NID_APP, r);
 245                         reqObj.Invalidate();
 246                         pDcMgr->RemoveRequestInfo(*pReqId);
 247                         return r;
 248                 }
 249
 250                 __pRequestList->Add(new (std::nothrow) Integer(req));
 251
 252                 if (pReq)
 253                 {
 254                         *pReq = req;
 255                 }
 256         }
 257         else
 258         {
 259                 r = pAppManagerImpl->LaunchApp(__appId, pArg);
 260                 SysTryCatch(NID_APP, !IsFailed(r), , r, "[%s] Propagating to caller...", GetErrorMessage(r));
 261                 delete pArg;
 262         }
 263
 264         return E_SUCCESS;
 265
 266 CATCH:
 267         delete pArg;
 268         delete pReqId;
 269         delete pReqInfo;
 270         return r;
 271 }
 272
 273 result
 274 _SqlDataControlImpl::Select(const String& dataId, const IList* pColumnList, const String* pWhere,
 275                 const String *pOrder, RequestId& reqId, int pageNo, int countPerPage)
 276 {
 277         SysTryReturnResult(NID_APP, pageNo > 0, E_INVALID_ARG, "The specified pageNo parameter is less than 1");
 278         SysTryReturnResult(NID_APP, countPerPage > 0, E_INVALID_ARG, "The specified countPerPage parameter is less than 1");
 279         SysTryReturnResult(NID_APP, (__access & _DATACONTROL_ACCESS_READ) > 0, E_ILLEGAL_ACCESS,
 280                         "The SELECT query is not permitted by DataControl provider.");
 281
 282         const String* pColumn = null;
 283         int id = 0;
 284         result r = E_SUCCESS;
 285         SysLog(NID_APP, "[DC_CALLER_SEND] SqlDataControl SELECT");
 286
 287         ArrayList* pArgList = new ArrayList();
 288         pArgList->Construct();
 289
 290         pArgList->Add(*(new String(dataId))); // list(0): data ID
 291         long long argSize = dataId.GetLength() * sizeof(wchar_t);
 292
 293         if (pColumnList != null)
 294         {
 295                 int columnCount = pColumnList->GetCount();
 296                 SysTryCatch(NID_APP, columnCount > 0, r = E_INVALID_ARG, E_INVALID_ARG,
 297                                 "[E_INVALID_ARG] The specified pColumnList parameter is empty.");
 298
 299                 pArgList->Add(*(new String(Integer::ToString(columnCount)))); // list(1): selected column count
 300                 SysLog(NID_APP, "[DC_CALLER_SEND] selected column count: %d", columnCount);
 301
 302                 int i = 0;
 303                 while (i < columnCount) // list(2): column list
 304                 {
 305                         pColumn = dynamic_cast< const String* >(pColumnList->GetAt(i));
 306                         SysTryCatch(NID_APP, pColumn != null, r = E_INVALID_ARG, E_INVALID_ARG,
 307                                         "[E_INVALID_ARG] The object is not String class.");
 308
 309                         pArgList->Add(*(new String(*pColumn)));
 310                         argSize += pColumn->GetLength() * sizeof(wchar_t);
 311                         SysLog(NID_APP, "[DC_CALLER_SEND] column[%d]: %ls", i, pColumn->GetPointer());
 312                         i++;
 313                 }
 314         }
 315         else
 316         {
 317                 pArgList->Add(*(new String(L"NULL")));
 318         }
 319
 320         if (pWhere != null)     // list(3): where clause
 321         {
 322                 pArgList->Add(*(new String(*pWhere)));
 323                 argSize += pWhere->GetLength() * sizeof(wchar_t);
 324                 SysLog(NID_APP, "[DC_CALLER_SEND] pWhere: %ls", pWhere->GetPointer());
 325         }
 326         else
 327         {
 328                 pArgList->Add(*(new String(L"NULL")));
 329         }
 330
 331         if (pOrder != null)     // list(4): order clause
 332         {
 333                 pArgList->Add(*(new String(*pOrder)));
 334                 argSize += pOrder->GetLength() * sizeof(wchar_t);
 335                 SysLog(NID_APP, "[DC_CALLER_SEND] pOrder: %ls", pOrder->GetPointer());
 336         }
 337         else
 338         {
 339                 pArgList->Add(*(new String(L"NULL")));
 340         }
 341         SysTryCatch(NID_APP, argSize <= _MAX_ARGUMENT_SIZE, r = E_MAX_EXCEEDED, E_MAX_EXCEEDED,
 342                         "[E_MAX_EXCEEDED] The size of sending argument (%lld) exceeds the maximum limit.", argSize);
 343
 344         pArgList->Add(*(new String(Integer::ToString(pageNo)))); // list(5): page number
 345
 346         pArgList->Add(*(new String(Integer::ToString(countPerPage)))); // list(6): count per page
 347
 348         r = StartSqlDataControl(_DATACONTROL_REQUEST_TYPE_SQL_QUERY, pArgList, &id);
 349         SysTryCatch(NID_APP, !IsFailed(r), , r, "[%s] Propagating to caller...", GetErrorMessage(r));
 350
 351         reqId = static_cast< RequestId >(id);
 352
 353         SysLog(NID_APP, "[DC_CALLER_SEND] data: %ls, pColumnList: 0x%x, pWhere: 0x%x, pOrder: 0x%x, req: %d, pageNo: %d, countPerPage: %d",
 354                         dataId.GetPointer(), pColumnList, pWhere, pOrder, reqId, pageNo, countPerPage);
 355
 356         // fall through
 357 CATCH:
 358         pArgList->RemoveAll(true);
 359         delete pArgList;
 360
 361         return r;
 362 }
 363
 364 result
 365 _SqlDataControlImpl::SqlDataControlCallback(void* data, _AppArg* pArg, _AppArg* pResArg, service_result_e res, int prop, int option)
 366 {
 367         ArrayList* pResultList = null;
 368         String* pResult = null;
 369         String* pProviderId = null;
 370         String* pDataId = null;
 371         String* pErrorMessage = null;
 372         String* pErrorMsg = null;
 373         String* pTmpPath = null;
 374         String* pInsertRowId = null;
 375         _DataControlResultSetEnumerator* pResultSetEnum = null;
 376         int requestType = 0;
 377         int reqId = 0;
 378         int launchReqId = 0;
 379         int providerRes = 0;
 380         bool providerResult = true;
 381         //bundle* origBundle = null;
 382         bundle* resBundle = null;
 383         _SqlDataControlEventArg* pEventArg = null;
 384         const char* p = null;
 385         result r = E_SUCCESS;
 386
 387         SysTryReturnResult(NID_APP, pResArg != null, E_INVALID_ARG, "Empty result callback.");
 388         SysLog(NID_APP, "appsvc result value: %d", res);
 389
 390         resBundle = pResArg->GetBundle();
 391         if (resBundle)
 392         {
 393                 p = appsvc_get_data(resBundle, OSP_K_REQUEST_ID);
 394                 SysTryCatch(NID_APP, p, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid bundle");
 395                 reqId = atoi(p);
 396                 Integer key(reqId);
 397
 398                 _DataControlManager* pDcMgr = static_cast< _DataControlManager* >(data);
 399                 _DataControlRequestInfo* pReqInfo = pDcMgr->GetRequestInfo(key);
 400                 if (pReqInfo == null)
 401                 {
 402                         SysLog(NID_APP, "No request info of reqId %d", reqId);
 403                         return E_SUCCESS;
 404                 }
 405
 406                 _SqlDataControlEvent* pSqlDataControlEvent = dynamic_cast< _SqlDataControlEvent* >(pReqInfo->GetEvent());
 407                 SysTryCatch(NID_APP, pSqlDataControlEvent != null, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid request info");
 408
 409                 pDcMgr->RemoveRequestInfo(key);
 410
 411                 _SqlDataControlImpl* pDcImpl = pReqInfo->GetSqlDataControlImpl();
 412                 SysTryCatch(NID_APP, pDcImpl != null, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid request info");
 413                 pDcImpl->__pRequestList->Remove(key);
 414
 415                 // Remove the request from the queue
 416                 SysLog(NID_APP, "Remove the request, req: %d", reqId);
 417
 418                 if (pSqlDataControlEvent != null && typeid(pSqlDataControlEvent) == typeid(_SqlDataControlEvent*))
 419                 {
 420                         // result list
 421                         pResultList = _AppArg::GetListN(resBundle, OSP_K_ARG);
 422                         SysTryCatch(NID_APP, pResultList, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid result");
 423
 424                         pResult = dynamic_cast <String*>(pResultList->GetAt(0)); // result list[0]
 425                         SysTryCatch(NID_APP, pResult, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid result");
 426                         Integer::Parse(*pResult, providerRes);
 427                         providerResult = static_cast< bool >(providerRes);
 428
 429                         pErrorMessage = dynamic_cast< String* >(pResultList->GetAt(1)); // result list[1]
 430                         SysTryCatch(NID_APP, pErrorMessage, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid result");
 431                         pErrorMsg = new (std::nothrow) String(*pErrorMessage);
 432                         SysTryCatch(NID_APP, pErrorMsg, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY,
 433                                         "[E_OUT_OF_MEMORY] The memory is insufficient.");
 434
 435                         // request info
 436                         //origBundle = pArg->GetBundle();
 437
 438                         p = appsvc_get_data(resBundle, OSP_K_DATACONTROL_REQUEST_TYPE);
 439                         SysTryCatch(NID_APP, p, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid bundle");
 440                         requestType = atoi(p);
 441
 442                         p = appsvc_get_data(resBundle, OSP_K_DATACONTROL_PROVIDER);
 443                         SysTryCatch(NID_APP, p, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid bundle");
 444                         pProviderId = new (std::nothrow) String(p);
 445                         SysTryCatch(NID_APP, pProviderId, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY,
 446                                         "[E_OUT_OF_MEMORY] The memory is insufficient.");
 447
 448                         p = appsvc_get_data(resBundle, OSP_K_DATACONTROL_DATA);
 449                         SysTryCatch(NID_APP, p, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid bundle");
 450                         pDataId = new (std::nothrow) String(p);
 451                         SysTryCatch(NID_APP, pDataId, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY,
 452                                         "[E_OUT_OF_MEMORY] The memory is insufficient.");
 453
 454                         SysSecureLog(NID_APP, "[DC_CALLER_RECV] provider result: %ld, requestType: %d, req: %d, provider: %ls, data: %ls, errorMsg: %ls ",
 455                                         providerRes, requestType, reqId, pProviderId->GetPointer(), pDataId->GetPointer(), pErrorMsg->GetPointer());
 456
 457                         switch (static_cast <_DataControlRequestType>(requestType))
 458                         {
 459                         case _DATACONTROL_REQUEST_TYPE_SQL_QUERY:
 460                         {
 461                                 pResultSetEnum = new (std::nothrow) _DataControlResultSetEnumerator;
 462                                 SysTryCatch(NID_APP, pResultSetEnum, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY,
 463                                                 "[E_OUT_OF_MEMORY] The memory is insufficient.");
 464
 465                                 if (providerResult == true)
 466                                 {
 467                                         pTmpPath = dynamic_cast< String* >(pResultList->GetAt(2)); // result list[2]
 468                                         if (pTmpPath == null)
 469                                         {
 470                                                 SysLogException(NID_APP, E_SYSTEM, "[E_SYSTEM] invalid result");
 471                                                 delete pResultSetEnum;
 472                                                 goto CATCH;
 473                                         }
 474
 475                                         SysLog(NID_APP, "[DC_CALLER_RECV] tempPath: %ls", pTmpPath->GetPointer());
 476                                         if (pTmpPath->Equals(L"NoResultSet", true) == false) // Result set exists
 477                                         {
 478                                                 pResultSetEnum->SetPath(*pTmpPath);
 479                                         }
 480                                 }
 481
 482                                 pEventArg = new (std::nothrow) _SqlDataControlEventArg(_DATACONTROL_REQUEST_TYPE_SQL_QUERY, static_cast <RequestId>(reqId),
 483                                                 *pProviderId, *pDataId, pResultSetEnum, -1, providerResult, pErrorMsg);
 484                                 SysTryCatch(NID_APP, pEventArg != null, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory is insufficient.");
 485                                 pSqlDataControlEvent->Fire(*pEventArg);
 486
 487                                 if (pTmpPath)
 488                                 {
 489                                         r = File::Remove(*pTmpPath); // Remove temporary file after releasing _ResultSetEnumerator.
 490                                         SysTryLog(NID_APP, !IsFailed(r), "Failed to remove temp file for result set: %ls", pTmpPath->GetPointer());
 491                                 }
 492
 493                                 break;
 494                         }
 495                         case _DATACONTROL_REQUEST_TYPE_SQL_INSERT:
 496                         {
 497                                 long long insertRowId = -1;
 498                                 if (providerResult == true)
 499                                 {
 500                                         pInsertRowId = dynamic_cast< String* >(pResultList->GetAt(2)); // result list[2]
 501                                         SysTryCatch(NID_APP, pInsertRowId, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid result");
 502
 503                                         LongLong::Parse(*pInsertRowId, insertRowId);
 504                                 }
 505
 506                                 pEventArg = new (std::nothrow) _SqlDataControlEventArg(_DATACONTROL_REQUEST_TYPE_SQL_INSERT, static_cast <RequestId>(reqId),
 507                                                 *pProviderId, *pDataId, null, insertRowId, providerResult, pErrorMsg);
 508                                 SysTryCatch(NID_APP, pEventArg != null, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory is insufficient.");
 509                                 pSqlDataControlEvent->Fire(*pEventArg);
 510                                 break;
 511                         }
 512                         case _DATACONTROL_REQUEST_TYPE_SQL_UPDATE:
 513                         {
 514                                 pEventArg = new (std::nothrow) _SqlDataControlEventArg(_DATACONTROL_REQUEST_TYPE_SQL_UPDATE, static_cast <RequestId>(reqId),
 515                                                 *pProviderId, *pDataId, null, -1, providerResult, pErrorMsg);
 516                                 SysTryCatch(NID_APP, pEventArg != null, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory is insufficient.");
 517                                 pSqlDataControlEvent->Fire(*pEventArg);
 518                                 break;
 519                         }
 520                         case _DATACONTROL_REQUEST_TYPE_SQL_DELETE:
 521                         {
 522                                 pEventArg = new (std::nothrow) _SqlDataControlEventArg(_DATACONTROL_REQUEST_TYPE_SQL_DELETE, static_cast <RequestId>(reqId),
 523                                                 *pProviderId, *pDataId, null, -1, providerResult, pErrorMsg);
 524                                 SysTryCatch(NID_APP, pEventArg != null, r = E_OUT_OF_MEMORY, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory is insufficient.");
 525                                 pSqlDataControlEvent->Fire(*pEventArg);
 526                                 break;
 527                         }
 528                         default:
 529                                 break;
 530                         }
 531
 532                         pResultList->RemoveAll(true);
 533                         delete pResultList;
 534                         delete pProviderId;
 535                 }
 536         }
 537
 538         p = appsvc_get_data(pArg->GetBundle(), OSP_K_REQUEST_ID);
 539         SysTryCatch(NID_APP, p, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] invalid bundle");
 540         launchReqId = atoi(p);
 541
 542         return E_SUCCESS;
 543
 544 CATCH:
 545         if (pResultList)
 546         {
 547                 pResultList->RemoveAll(true);
 548                 delete pResultList;
 549         }
 550         delete pProviderId;
 551
 552         return r;
 553 }
 554
 555 result
 556 _SqlDataControlImpl::Insert(const String& dataId, const IMap& insertMap, RequestId& reqId)
 557 {
 558         SysTryReturnResult(NID_APP, (__access & _DATACONTROL_ACCESS_WRITE) > 0, E_ILLEGAL_ACCESS,
 559                         "The INSERT query is not permitted by DataControl provider.");
 560
 561         int columnCount = 0;
 562         int id = 0;
 563         int uniqueId = -1;
 564         File request;
 565         IMapEnumerator* pMapEnum = null;
 566         _PackageManagerImpl* pPkgMgrImpl = null;
 567         unique_ptr< String > pProviderAppId(null);
 568         result r = E_SUCCESS;
 569         SysLog(NID_APP, "[DC_CALLER_SEND] SqlDataControl INSERT");
 570
 571         columnCount = insertMap.GetCount();
 572         SysTryReturnResult(NID_APP, columnCount > 0, E_INVALID_ARG, "The specified insertMap parameter is empty.");
 573
 574         ArrayList* pArgList = new (std::nothrow) ArrayList();
 575         pArgList->Construct();
 576
 577         pArgList->Add(new (std::nothrow) String(dataId)); // list[0]: data ID
 578         long long argSize = dataId.GetLength() * sizeof(wchar_t);
 579
 580         pArgList->Add(new (std::nothrow) String(Integer::ToString(columnCount))); // list[1]: inserted column count
 581         SysLog(NID_APP, "[DC_CALLER_SEND] inserted column count: %d", columnCount);
 582
 583 #ifdef DATACONTROL_PROTOCOL_VER_2_1_0_2
 584         String tmpPath(_DATACONTROL_REQUEST_DIR);
 585         tmpPath.Append(App::GetInstance()->GetAppId());
 586
 587         _DataControlManager* pDcMgr = _DataControlManager::GetInstance();
 588         SysTryCatch(NID_APP, pDcMgr, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] Failed to get _DataControlManager instance.");
 589         uniqueId = pDcMgr->GetUniqueId();
 590
 591         tmpPath.Append(uniqueId);
 592         SysLog(NID_APP, "[DC_CALLER_SEND] request: %ls", tmpPath.GetPointer());
 593
 594         r = request.Construct(tmpPath, L"w+", true);
 595         SysTryCatch(NID_APP, !IsFailed(r), r = E_SYSTEM, E_SYSTEM, "[%s] Failed to create request (%ls).",
 596                         GetErrorMessage(r), tmpPath.GetPointer());
 597
 598         pArgList->Add(new (std::nothrow) String(tmpPath)); // list[2]: path
 599 #endif
 600
 601         pMapEnum = const_cast< IMap* >(&insertMap)->GetMapEnumeratorN();
 602         while (pMapEnum->MoveNext() == E_SUCCESS) // list: column-value pairs
 603         {
 604 #ifdef DATACONTROL_PROTOCOL_VER_2_1_0_2
 605                 int length = 0;
 606                 String* pColumn = null;
 607                 String* pValue = null;
 608                 unique_ptr< char[] > pData(null);
 609
 610                 pColumn = dynamic_cast< String* >(pMapEnum->GetKey());
 611                 SysTryCatch(NID_APP, pColumn != null, r = E_INVALID_ARG, E_INVALID_ARG,
 612                                 "[E_INVALID_ARG] The object is not String class.");
 613
 614                 pData.reset(_StringConverter::CopyToCharArrayN(*pColumn));
 615                 SysTryCatch(NID_APP, pData != null, r = GetLastResult(), GetLastResult(), "[%s] Invalid request value",
 616                                 GetErrorMessage(GetLastResult()));
 617
 618                 length = strlen(pData.get());
 619                 r = request.Write(&length, sizeof(int)); // data length
 620                 SysTryCatch(NID_APP, !IsFailed(r), , E_SYSTEM, "[%s] Failed to send request.", GetErrorMessage(r));
 621
 622                 r = request.Write(pData.get(), length); // data
 623                 SysTryCatch(NID_APP, !IsFailed(r), , E_SYSTEM, "[%s] Failed to send request.", GetErrorMessage(r));
 624
 625                 pValue = dynamic_cast< String* >(pMapEnum->GetValue());
 626                 SysTryCatch(NID_APP, pValue != null, r = E_INVALID_ARG, E_INVALID_ARG,
 627                                 "[E_INVALID_ARG] The object is not String class.");
 628
 629                 pData.reset(_StringConverter::CopyToCharArrayN(*pValue));
 630                 SysTryCatch(NID_APP, pData != null, r = GetLastResult(), GetLastResult(), "[%s] Invalid request value",
 631                                 GetErrorMessage(GetLastResult()));
 632
 633                 length = strlen(pData.get());
 634                 r = request.Write(&length, sizeof(int)); // data length
 635                 SysTryCatch(NID_APP, !IsFailed(r), , E_SYSTEM, "[%s] Failed to send request.", GetErrorMessage(r));
 636
 637                 r = request.Write(pData.get(), length); // data
 638                 SysTryCatch(NID_APP, !IsFailed(r), , E_SYSTEM, "[%s] Failed to send request.", GetErrorMessage(r));
 639
 640                 argSize += pColumn->GetLength() * sizeof(wchar_t);
 641                 argSize += pValue->GetLength() * sizeof(wchar_t);
 642 #else
 643                 String* pColumn = dynamic_cast< String* >(pMapEnum->GetKey());
 644                 SysTryCatch(NID_APP, pColumn != null, r = E_INVALID_ARG, E_INVALID_ARG,
 645                                 "[E_INVALID_ARG] The object is not String class.");
 646
 647                 pArgList->Add(*(new String(*pColumn)));
 648                 SysLog(NID_APP, "[DC_CALLER_SEND] pColumn[%d]: %ls", i, pColumn->GetPointer());
 649
 650                 String* pValue = dynamic_cast< String* >(pMapEnum->GetValue());
 651                 SysTryCatch(NID_APP, pValue != null, r = E_INVALID_ARG, E_INVALID_ARG,
 652                                 "[E_INVALID_ARG] The object is not String class.");
 653
 654                 pArgList->Add(*(new String(*pValue)));
 655                 SysLog(NID_APP, "[DC_CALLER_SEND] pValue[%d]: %ls", i, pValue->GetPointer());
 656
 657                 argSize += pColumn->GetLength() * sizeof(wchar_t);
 658                 argSize += pValue->GetLength() * sizeof(wchar_t);
 659                 i++;
 660 #endif
 661         }
 662         SysTryCatch(NID_APP, argSize <= _MAX_REQUEST_ARGUMENT_SIZE, r = E_MAX_EXCEEDED, E_MAX_EXCEEDED,
 663                         "[E_MAX_EXCEEDED] The size of sending argument (%lld) exceeds the maximum limit.", argSize);
 664
 665 #ifdef DATACONTROL_PROTOCOL_VER_2_1_0_2
 666         request.Flush();
 667 #endif
 668 #ifdef DATACONTROL_PROTOCOL_VER_2_1_0_3
 669         pPkgMgrImpl = _PackageManagerImpl::GetInstance();
 670         pProviderAppId.reset(pPkgMgrImpl->GetAppIdOfDataControlN(this->__providerId.GetPointer()));
 671         SysTryCatch(NID_APP, pProviderAppId != null, r = E_SYSTEM, E_SYSTEM,
 672                         "[E_SYSTEM] The method cannot proceed due to a severe system error.");
 673         r = pDcMgr->AllowAccess(*(pProviderAppId.get()));
 674         SysTryCatch(NID_APP, !IsFailed(r), , r, "[%s] Propagating to caller...", GetErrorMessage(r));
 675 #endif
 676
 677         r = StartSqlDataControl(_DATACONTROL_REQUEST_TYPE_SQL_INSERT, pArgList, &id);
 678         SysTryCatch(NID_APP, !IsFailed(r), , r, "[%s] Propagating to caller...", GetErrorMessage(r));
 679
 680         reqId = static_cast< RequestId >(id);
 681
 682         SysLog(NID_APP, "[DC_CALLER_SEND] data: %ls, insertMap: 0x%x, req: %d", dataId.GetPointer(), &insertMap, reqId);
 683
 684         // fall through
 685 CATCH:
 686         pArgList->RemoveAll(true);
 687         delete pArgList;
 688         delete pMapEnum;
 689
 690         return r;
 691 }
 692
 693 result
 694 _SqlDataControlImpl::Update(const String& dataId, const IMap& updateMap, const String* pWhere, RequestId& reqId)
 695 {
 696         SysTryReturnResult(NID_APP, (__access & _DATACONTROL_ACCESS_WRITE) > 0, E_ILLEGAL_ACCESS,
 697                         "The UPDATE query is not permitted by DataControl provider.");
 698
 699         int columnCount = 0;
 700         int id = 0;
 701         int uniqueId = -1;
 702         File request;
 703         IMapEnumerator* pMapEnum = null;
 704         _PackageManagerImpl* pPkgMgrImpl = null;
 705         unique_ptr< String > pProviderAppId(null);
 706         result r = E_SUCCESS;
 707         SysLog(NID_APP, "[DC_CALLER_SEND] SqlDataControl UPDATE");
 708
 709         columnCount = updateMap.GetCount();
 710         SysTryReturnResult(NID_APP, columnCount > 0, E_INVALID_ARG, "The specified insertMap parameter is empty.");
 711
 712         ArrayList* pArgList = new ArrayList();
 713         pArgList->Construct();
 714
 715         pArgList->Add(new (std::nothrow) String(dataId)); // list[0]: data ID
 716         long long argSize = dataId.GetLength() * sizeof(wchar_t);
 717
 718         pArgList->Add(new (std::nothrow) String(Integer::ToString(columnCount))); // list[1]: updated column count
 719         SysLog(NID_APP, "[DC_CALLER_SEND] updated column count: %d", columnCount);
 720
 721 #ifdef DATACONTROL_PROTOCOL_VER_2_1_0_2
 722         String tmpPath(_DATACONTROL_REQUEST_DIR);
 723         tmpPath.Append(App::GetInstance()->GetAppId());
 724
 725         _DataControlManager* pDcMgr = _DataControlManager::GetInstance();
 726         SysTryCatch(NID_APP, pDcMgr, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] Failed to get _DataControlManager instance.");
 727         uniqueId = pDcMgr->GetUniqueId();
 728
 729         tmpPath.Append(uniqueId);
 730         SysLog(NID_APP, "[DC_CALLER_SEND] request: %ls", tmpPath.GetPointer());
 731
 732         r = request.Construct(tmpPath, L"w+", true);
 733         SysTryCatch(NID_APP, !IsFailed(r), r = E_SYSTEM, E_SYSTEM, "[%s] Failed to create request (%ls).",
 734                         GetErrorMessage(r), tmpPath.GetPointer());
 735
 736         pArgList->Add(new (std::nothrow) String(tmpPath)); // list[2]: path
 737 #endif
 738
 739         pMapEnum = const_cast< IMap* >(&updateMap)->GetMapEnumeratorN();
 740         while (pMapEnum->MoveNext() == E_SUCCESS) // list: column-value pairs
 741         {
 742 #ifdef DATACONTROL_PROTOCOL_VER_2_1_0_2
 743                 int length = 0;
 744                 String* pColumn = null;
 745                 String* pValue = null;
 746                 unique_ptr< char[] > pData(null);
 747
 748                 pColumn = dynamic_cast< String* >(pMapEnum->GetKey());
 749                 SysTryCatch(NID_APP, pColumn != null, r = E_INVALID_ARG, E_INVALID_ARG,
 750                                 "[E_INVALID_ARG] The object is not String class.");
 751
 752                 pData.reset(_StringConverter::CopyToCharArrayN(*pColumn));
 753                 SysTryCatch(NID_APP, pData != null, r = GetLastResult(), GetLastResult(), "[%s] Invalid request value",
 754                                 GetErrorMessage(GetLastResult()));
 755
 756                 length = strlen(pData.get());
 757                 r = request.Write(&length, sizeof(int)); // data length
 758                 SysTryCatch(NID_APP, !IsFailed(r), , E_SYSTEM, "[%s] Failed to send request.", GetErrorMessage(r));
 759
 760                 r = request.Write(pData.get(), length); // data
 761                 SysTryCatch(NID_APP, !IsFailed(r), , E_SYSTEM, "[%s] Failed to send request.", GetErrorMessage(r));
 762
 763                 pValue = dynamic_cast< String* >(pMapEnum->GetValue());
 764                 SysTryCatch(NID_APP, pValue != null, r = E_INVALID_ARG, E_INVALID_ARG,
 765                                 "[E_INVALID_ARG] The object is not String class.");
 766
 767                 pData.reset(_StringConverter::CopyToCharArrayN(*pValue));
 768                 SysTryCatch(NID_APP, pData != null, r = GetLastResult(), GetLastResult(), "[%s] Invalid request value",
 769                                 GetErrorMessage(GetLastResult()));
 770
 771                 length = strlen(pData.get());
 772                 r = request.Write(&length, sizeof(int)); // data length
 773                 SysTryCatch(NID_APP, !IsFailed(r), , E_SYSTEM, "[%s] Failed to send request.", GetErrorMessage(r));
 774
 775                 r = request.Write(pData.get(), length); // data
 776                 SysTryCatch(NID_APP, !IsFailed(r), , E_SYSTEM, "[%s] Failed to send request.", GetErrorMessage(r));
 777
 778                 argSize += pColumn->GetLength() * sizeof(wchar_t);
 779                 argSize += pValue->GetLength() * sizeof(wchar_t);
 780 #else
 781                 String* pColumn = dynamic_cast< String* >(pMapEnum->GetKey());
 782                 SysTryCatch(NID_APP, pColumn != null, r = E_INVALID_ARG, E_INVALID_ARG,
 783                                 "[E_INVALID_ARG] The object is not String class.");
 784
 785                 pArgList->Add(*(new String(*pColumn)));
 786                 SysLog(NID_APP, "[DC_CALLER_SEND] pColumn[%d]: %ls", i, pColumn->GetPointer());
 787
 788                 String* pValue = dynamic_cast< String* >(pMapEnum->GetValue());
 789                 SysTryCatch(NID_APP, pValue != null, r = E_INVALID_ARG, E_INVALID_ARG,
 790                                 "[E_INVALID_ARG] The object is not String class.");
 791
 792                 pArgList->Add(*(new String(*pValue)));
 793                 SysLog(NID_APP, "[DC_CALLER_SEND] pValue[%d]: %ls", i, pValue->GetPointer());
 794
 795                 argSize += pColumn->GetLength() * sizeof(wchar_t);
 796                 argSize += pValue->GetLength() * sizeof(wchar_t);
 797                 i++;
 798 #endif
 799         }
 800
 801 #ifdef DATACONTROL_PROTOCOL_VER_2_1_0_2
 802         request.Flush();
 803 #endif
 804
 805         if (pWhere != null)     // list: where clause
 806         {
 807                 pArgList->Add(new (std::nothrow) String(*pWhere));
 808                 argSize += pWhere->GetLength() * sizeof(wchar_t);
 809                 SysLog(NID_APP, "[DC_CALLER_SEND] pWhere: %ls", pWhere->GetPointer());
 810         }
 811         else
 812         {
 813                 pArgList->Add(new (std::nothrow) String(L"NULL"));
 814         }
 815         SysTryCatch(NID_APP, argSize <= _MAX_REQUEST_ARGUMENT_SIZE, r = E_MAX_EXCEEDED, E_MAX_EXCEEDED,
 816                         "[E_MAX_EXCEEDED] The size of sending argument (%lld) exceeds the maximum limit.", argSize);
 817
 818 #ifdef DATACONTROL_PROTOCOL_VER_2_1_0_3
 819         pPkgMgrImpl = _PackageManagerImpl::GetInstance();
 820         pProviderAppId.reset(pPkgMgrImpl->GetAppIdOfDataControlN(this->__providerId.GetPointer()));
 821         SysTryCatch(NID_APP, pProviderAppId != null, r = E_SYSTEM, E_SYSTEM,
 822                         "[E_SYSTEM] The method cannot proceed due to a severe system error.");
 823         r = pDcMgr->AllowAccess(*(pProviderAppId.get()));
 824         SysTryCatch(NID_APP, !IsFailed(r), , r, "[%s] Propagating to caller...", GetErrorMessage(r));
 825 #endif
 826
 827         r = StartSqlDataControl(_DATACONTROL_REQUEST_TYPE_SQL_UPDATE, pArgList, &id);
 828         SysTryCatch(NID_APP, !IsFailed(r), , r, "[%s] Propagating to caller...", GetErrorMessage(r));
 829
 830         reqId = static_cast< RequestId >(id);
 831
 832         SysLog(NID_APP, "[DC_CALLER_SEND] data: %ls, updateMap: 0x%x, pWhere: 0x%x, req: %d",
 833                                 dataId.GetPointer(), &updateMap, pWhere, reqId);
 834
 835         // fall through
 836 CATCH:
 837         pArgList->RemoveAll(true);
 838         delete pArgList;
 839         delete pMapEnum;
 840
 841         return r;
 842 }
 843
 844 result
 845 _SqlDataControlImpl::Delete(const String& dataId, const String* pWhere, RequestId& reqId)
 846 {
 847         SysTryReturnResult(NID_APP, (__access & _DATACONTROL_ACCESS_WRITE) > 0, E_ILLEGAL_ACCESS,
 848                         "The DELETE query is not permitted by DataControl provider.");
 849
 850         int id = 0;
 851         result r = E_SUCCESS;
 852         SysLog(NID_APP, "[DC_CALLER_SEND] SqlDataControl DELETE");
 853
 854         ArrayList* pArgList = new ArrayList();
 855         pArgList->Construct();
 856
 857         pArgList->Add(*(new String(dataId))); // list(0): data ID
 858         long long argSize = dataId.GetLength() * sizeof(wchar_t);
 859
 860         if (pWhere != null)     // list(1): where clause
 861         {
 862                 pArgList->Add(*(new String(*pWhere)));
 863                 argSize += pWhere->GetLength() * sizeof(wchar_t);
 864                 SysLog(NID_APP, "[DC_CALLER_SEND] pWhere: %ls", pWhere->GetPointer());
 865         }
 866         else
 867         {
 868                 pArgList->Add(*(new String(L"NULL")));
 869         }
 870         SysTryCatch(NID_APP, argSize <= _MAX_ARGUMENT_SIZE, r = E_MAX_EXCEEDED, E_MAX_EXCEEDED,
 871                         "[E_MAX_EXCEEDED] The size of sending argument (%lld) exceeds the maximum limit.", argSize);
 872
 873         r = StartSqlDataControl(_DATACONTROL_REQUEST_TYPE_SQL_DELETE, pArgList, &id);
 874         SysTryCatch(NID_APP, !IsFailed(r), , r, "[%s] Propagating to caller...", GetErrorMessage(r));
 875
 876         reqId = static_cast< RequestId >(id);
 877
 878         SysLog(NID_APP, "[DC_CALLER_SEND] data: %ls, pWhere: 0x%x, req: %d", dataId.GetPointer(), pWhere, reqId);
 879
 880         // fall through
 881 CATCH:
 882         pArgList->RemoveAll(true);
 883         delete pArgList;
 884
 885         return r;
 886 }
 887
 888 result
 889 _SqlDataControlImpl::SetSqlDataControlResponseListener(ISqlDataControlResponseListener* pListener)
 890 {
 891         result r = E_SUCCESS;
 892
 893         if (__pPreviousListener != null)
 894         {
 895                 r =  __pSqlDataControlEvent->RemoveListener(*__pPreviousListener);
 896                 SysTryReturnResult(NID_APP, !IsFailed(r), E_SYSTEM, "Remove listener failed.");
 897                  __pPreviousListener = null;
 898         }
 899
 900         if (pListener != null)
 901         {
 902                 r =  __pSqlDataControlEvent->AddListener(*pListener);
 903                 if (IsFailed(r))
 904                 {
 905                         switch (r)
 906                         {
 907                         case E_OBJ_ALREADY_EXIST:
 908                                 return E_SUCCESS;
 909                         case E_INVALID_OPERATION:
 910                                 SysLogException(NID_APP, E_SYSTEM, "[E_SYSTEM] The thread setting the listener is worker thread.");
 911                                 return E_SYSTEM;
 912                         default:
 913                                 SysLogException(NID_APP, r, "[%s] Propagating to caller...", GetErrorMessage(r));
 914                                 return r;
 915                         }
 916                 }
 917         }
 918
 919         __pPreviousListener = pListener;
 920
 921         return E_SUCCESS;
 922 }
 923
 924 // private
 925 SqlDataControl*
 926 _SqlDataControlImpl::CreateSqlDataControl(const String& appId, const String& providerId, const String& access)
 927 {
 928         unique_ptr<SqlDataControl> pDc(new (std::nothrow) SqlDataControl);
 929         SysTryReturn(NID_APP, pDc != null, null, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory is insufficient");
 930
 931         _SqlDataControlImpl* pDcImpl = _SqlDataControlImpl::GetInstance(*pDc);
 932         pDcImpl->__appId = appId;
 933         pDcImpl->__providerId = providerId;
 934         unique_ptr<_SqlDataControlEvent> pSqlDataControlEvent(new (std::nothrow) _SqlDataControlEvent);
 935         SysTryReturn(NID_IO, pSqlDataControlEvent != null, null, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory is insufficient.");
 936
 937         pDcImpl->__pRequestList = new (std::nothrow) LinkedList(SingleObjectDeleter);
 938         SysTryReturn(NID_IO, pDcImpl->__pRequestList != null, null, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] The memory is insufficient.");
 939
 940         pDcImpl->__pSqlDataControlEvent = pSqlDataControlEvent.release();
 941
 942         if (access == L"readonly")
 943         {
 944                 pDcImpl->__access = _DATACONTROL_ACCESS_READ;
 945         }
 946         else if (access == L"writeonly")
 947         {
 948                 pDcImpl->__access = _DATACONTROL_ACCESS_WRITE;
 949         }
 950         else if (access == L"readwrite")
 951         {
 952                 pDcImpl->__access = _DATACONTROL_ACCESS_READWRITE;
 953         }
 954         else
 955         {
 956                 pDcImpl->__access = _DATACONTROL_ACCESS_UNDEFINED;
 957                 SysLog(NID_IO, "The accessibility of DataControl provider is invalid.");
 958         }
 959
 960         return pDc.release();
 961 }
 962
 963 }} // Tizen::App
 964