Classes: Action, Argument, ListRestriction, NoRestriction, RangeRestriction, Restriction, Service, ServiceCollection, ServiceContentHandler, ServiceStateMachine, StateVariable
This class represents an action in a UPnP service description. 
This class represents an argument to an Action in a UPnP service description.
The ListRestriction restricts values to a given list of strings.
The NoRestriction doesn't restrict at all
The RangeRestriction restricts values to a given numerical range.
This class represents a restriction for a StateVariable's value.
This class represents a UPnP service description consisting
of Action and StateVariable objects.
A ServiceCollection contains all services a UPnP device provides.
The ServiceContentHandler is used to parse a UPnP
Service Description XML document.
A state machine for parsing a UPnP XML service description.
This class represents a state variable
in a UPnP service description.