JNDI entry is not properly registered when using sun's
filesystem provider.
It might have something to do with the problem
reported in this newsgroup posting:
Subject: Re: jndi Binding SybDataSource with File
System provider
Newsgroups: sybase.public.jconnect50
Date: 2000/01/31
..... The problem is that when building the
Reference, *all* properties are blindly stuffed into
RefAddrs and tagged onto
the Reference... even if the property (eg,
NetworkProtocol) is null. So, when
the RefFSContext is pulling them off and putting them
in a Hashtable... the
put() fails due to it being null. ......