||Clients: deal only with names for its own naming service
and deals with single contexts that can be built up into
hierarchical naming systems.
||Direct subclasses of AtomicDirContext must provide implementations for
the abstract a_ DirContext methods, and override the a_ Context methods
(which are no longer abstract because they have been overriden by
PartialCompositeDirContext with dummy implementations).
||Provides implementation of p_* operations using
c_* operations provided by subclasses.
||This class contains information required to continue
the method (place where it left off, and remaining name to
||A class for returning the result of p_parseComponent();
||PartialCompositeContext implements Context operations on
composite names using implementations of the p_ interfaces
defined by its subclasses.
||A class for returning the result of c_parseComponent().