Returns the head of the list of links in the specified states.
Typically used to discover links whose remote state has acquired particular values, e.g. links that have been remotely opened or closed.
@see Link#next(EnumSet, EnumSet)
See Implementation
Returns the head of the list of links in the specified states.
Typically used to discover links whose remote state has acquired particular values, e.g. links that have been remotely opened or closed.
@see Link#next(EnumSet, EnumSet)