本文整理汇总了C++中Subscription::keepAlive方法的典型用法代码示例。如果您正苦于以下问题：C++ Subscription::keepAlive方法的具体用法？C++ Subscription::keepAlive怎么用？C++ Subscription::keepAlive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Subscription的用法示例。
在下文中一共展示了Subscription::keepAlive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: keepAlive
// implemented from callback interface
// =============================================================================================
void SubscriptionFactory::keepAlive(OpcUa_UInt32 clientSubscriptionHandle)
{
logger_->debug("Subscription %d received a keep alive message", clientSubscriptionHandle);
// acquire the subscription for which the event was meant:
Subscription* subscription = 0;
Status acquireStatus = acquireExistingSubscription(clientSubscriptionHandle, subscription);
if (acquireStatus.isGood())
{
// update the session state
subscription->keepAlive();
// release the acquired session
releaseSubscription(subscription);
}
else
{
logger_->warning("Unknown ClientSubscriptionHandle, discarding notification!");
}
}