createOrRetrieveAsync() [1/2]

std::future< std::optional< TopicPrx > > IceStorm::TopicManagerPrx::createOrRetrieveAsync ( std::string_view name, const Ice::Context & context = Ice::noExplicitContext ) const

nodiscard

Creates a new topic with the given name, or retrieves the existing topic with this name if it already exists.

Parameters

name	The name of the topic.
context	The request context.

Returns

A future that becomes available when the invocation completes. This future holds:

• A proxy to the topic object. The returned proxy is never null.