Re: Java LDAP API issues

[Rob Weltman <robw@worldspot.com>]

Steven Sonntag wrote:
> 
> > 8.
> > >  It seems that the LDAPRebind interface would be easier to implement if
> > >  additional data were provided in the new LDAPConnection object.  Such as:
> > >
> > >  1. A reference to the LDAPSocketFactory class from the original LDAPConnection
> > >      object.  This allows it to connect in the same way as the original connection.
> > >  2. An LDAPConstraints object containing a reference to the LDAPRebind object
> > >      from the original LDAPConnection object.  The LDAPBind.bind() method may
> > >      want to get authentication information using and LDAPRebindAuth object, and
> > >      this gives it a way to do that.
> > >  3. The protocol version used in the connect/bind of the original object.  This allows
> > >      The LDAPBind.bind function to bind with same protocol version used in the
> > >      original connection.
> > >  4. The mechanism used when binding.  This could be the mechanism used on the
> > >      bind in the original LDAPConnection object, or perhaps LDAPRebindAuth could
> > >      be modified to provide the triplet - UserDN, Password, and Mechanism for the
> > >      specified host.
> > >
> > >  IMO the above changes would give the application, using explicit bind, greater flexibility
> > >  when dealing with referrals / continuation references during automatic referral
> > >  following:
> > >
> >
> >   It's questionable that this is necessary. Can't you do all that with LDAPBind (rather than LDAPRebind)?
> >
> >   If it really is required (which duplicates what you can do with LDAPBind), how about the following instead (let the implementation pull whatever it needs from the original connection, as LDAPBind does)?
> >
> > LDAPConnection bind(String ldapurl, LDAPConnection origConn);
> 
> Sorry, I was saying Rebind, but meaning LDAPBind.  Your solution is a
> good one and resolves my concerns.
> Does there need to be a way to get protocol version from the
> LDAPConnection for the use of LDAPBind?
> 
> -Steve

  In our implementation, you can get the bind protocol version with
       LDAPConnection.getOption( LDAPv2.PROTOCOL_VERSION)

  If we eliminate get/setOption, I guess we'll need to move that property to LDAPConstraints.

Rob