本文整理汇总了C++中Linked::start方法的典型用法代码示例。如果您正苦于以下问题：C++ Linked::start方法的具体用法？C++ Linked::start怎么用？C++ Linked::start使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Linked的用法示例。
在下文中一共展示了Linked::start方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
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;
}