本文整理匯總了C++中Linked::nextRow方法的典型用法代碼示例。如果您正苦於以下問題：C++ Linked::nextRow方法的具體用法？C++ Linked::nextRow怎麽用？C++ Linked::nextRow使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類Linked的用法示例。
在下文中一共展示了Linked::nextRow方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的C++代碼示例。
示例1: run
int run()
{
if (!started) {
try {
in->start();
started = true;
}
catch(IException * e)
{
ActPrintLog(&activity, e, "ThorLookaheadCache starting input");
startexception.setown(e);
if (asyncstart)
notify->onInputStarted(startexception);
running = false;
stopped = true;
startsem.signal();
return 0;
}
}
try {
StringBuffer temp;
if (allowspill)
GetTempName(temp,"lookahd",true);
assertex(bufsize);
if (allowspill)
smartbuf.setown(createSmartBuffer(&activity, temp.toCharArray(), bufsize, queryRowInterfaces(in)));
else
smartbuf.setown(createSmartInMemoryBuffer(&activity, queryRowInterfaces(in), bufsize));
if (notify)
notify->onInputStarted(NULL);
startsem.signal();
Linked<IRowWriter> writer = smartbuf->queryWriter();
if (preserveLhsGrouping)
{
while (required&&running)
{
OwnedConstThorRow row = in->nextRow();
if (!row)
{
row.setown(in->nextRow());
if (!row)
break;
else
writer->putRow(NULL); // eog
}
++count;
writer->putRow(row.getClear());
if (required!=RCUNBOUND)
required--;
}
}
else
{
while (required&&running)
{
OwnedConstThorRow row = in->ungroupedNextRow();
if (!row)
break;
++count;
writer->putRow(row.getClear());
if (required!=RCUNBOUND)
required--;
}
}
}
catch(IException * e)
{
ActPrintLog(&activity, e, "ThorLookaheadCache get exception");
getexception.setown(e);
}
if (notify)
notify->onInputFinished(count);
if (smartbuf)
smartbuf->queryWriter()->flush();
running = false;
try {
if (in)
in->stop();
}
catch(IException * e)
{
ActPrintLog(&activity, e, "ThorLookaheadCache stop exception");
if (!getexception.get())
getexception.setown(e);
}
return 0;
}