C++ (Cpp) T4_Callback_2 примеры использования

Пример #1

Файл: ndb_async2.cpp Проект: 4T-Shirt/mysql

void
T4_Callback_1(int result, NdbConnection * pCON, void * threadData){
  ThreadData * td = (ThreadData *)threadData;  
  if (result == -1) {
    CHECK_ALLOWED_ERROR("T4-1: execute", td, pCON->getNdbError());
    td->pNDB->closeTransaction(pCON);
    start_T4(td->pNDB, td, stat_async);
    return;
  }//if
  
  DEBUG3("T4(%.*s, %.2d): - Callback 1", 
	 SUBSCRIBER_NUMBER_LENGTH, 
	 td->transactionData.number, 
	 td->transactionData.server_id);


  NdbOperation * MyOp = pCON->getNdbOperation(GROUP_TABLE);
  CHECK_NULL(MyOp, "T4-2: getNdbOperation", td,
	     pCON->getNdbError());
  
  MyOp->readTuple();
  MyOp->equal(IND_GROUP_ID,
	      (char*)&td->transactionData.group_id);
  MyOp->getValue(IND_GROUP_ALLOW_INSERT, 
		 (char *)&td->transactionData.permission);
  if (stat_async == 1) {
    pCON->executeAsynchPrepare( NoCommit , T4_Callback_2, td);
  } else {
    int result = pCON->execute( NoCommit );
    T4_Callback_2(result, pCON, (void*)td);
    return;
  }//if
}

Пример #2

Файл: ndb_async2.cpp Проект: jimodb/codes

void
T4_Callback_1(int result, NdbConnection * pCON, void * threadData) {
    ThreadData * td = (ThreadData *)threadData;
    if (result == -1) {
        CHECK_ALLOWED_ERROR("T4-1: execute", td, pCON->getNdbError());
        td->pNDB->closeTransaction(pCON);
        start_T4(td->pNDB, td, stat_async);
        return;
    }//if

    DEBUG3("T4(%.*s, %.2d): - Callback 1",
           SUBSCRIBER_NUMBER_LENGTH,
           td->transactionData.number,
           td->transactionData.server_id);


    if (td->ndbRecordSharedData)
    {
        char* rowPtr= (char*) &td->transactionData;
        const NdbRecord* record= td->ndbRecordSharedData->
                                 groupTableAllowInsertNdbRecord;
        Uint32 m=0;
        unsigned char* mask= (unsigned char*) &m;

        SET_MASK(mask, IND_GROUP_ALLOW_INSERT);

        const NdbOperation* MyOp= pCON->readTuple(record, rowPtr, record, rowPtr,
                                  NdbOperation::LM_Read,
                                  mask);

        CHECK_NULL((void*)MyOp, "T4-2: readTuple", td,
                   pCON->getNdbError());
    }
    else
    {
        NdbOperation * MyOp = pCON->getNdbOperation(GROUP_TABLE);
        CHECK_NULL(MyOp, "T4-2: getNdbOperation", td,
                   pCON->getNdbError());

        MyOp->readTuple();
        MyOp->equal(IND_GROUP_ID,
                    (char*)&td->transactionData.group_id);
        MyOp->getValue(IND_GROUP_ALLOW_INSERT,
                       (char *)&td->transactionData.permission);
    }
    if (stat_async == 1) {
        pCON->executeAsynchPrepare( NoCommit , T4_Callback_2, td);
    } else {
        int result = pCON->execute( NoCommit );
        T4_Callback_2(result, pCON, (void*)td);
        return;
    }//if
}