[RFR] 8160768: Add capability to custom resolve host/domain names within the default JDNI LDAP provider

[Rob McKenna]

New webrev with updated test here:

http://cr.openjdk.java.net/~robm/8160768/webrev.03/

    -Rob

On 26/01/17 04:03, Rob McKenna wrote:
> Ack, apologies, thats what I get for rushing. (which I suppose I'm doing
> again) That code was actually supposed to be in the getDnsUrls method.
> Updated in place:
> 
> http://cr.openjdk.java.net/~robm/8160768/webrev.02/
> 
> I'll add a couple of tests for the SecurityManager along with some input
> checking tests too.
> 
>     -Rob
> 
> On 25/01/17 05:50, Daniel Fuchs wrote:
> > Hi Rob,
> > 
> > I believe you should move the security check to before
> > the class is actually loaded, before the call to
> >  171             List<String> urls = getDnsUrls(url, env);
> > 
> > best regards,
> > 
> > -- daniel
> > 
> > On 25/01/17 17:44, Rob McKenna wrote:
> > >I neglected to include a security check so I've cribbed the one from
> > >OBJECT_FACTORIES (NamingManager.setObjectFactoryBuilder()) - see:
> > >
> > >http://cr.openjdk.java.net/~robm/8160768/webrev.02/
> > >
> > >Note, this wraps the SecurityException in a NamingException. Presumably
> > >its better to throw something than simply leave the default value in
> > >place, but feedback appreciated!
> > >
> > >    -Rob
> > >
> > >On 25/01/17 04:31, Rob McKenna wrote:
> > >>Hi folks,
> > >>
> > >>I'm looking for feedback on this suggested fix for the following bug:
> > >>
> > >>https://bugs.openjdk.java.net/browse/JDK-816076
> > >>http://cr.openjdk.java.net/~robm/8160768/webrev.01/
> > >>
> > >>This is something that has come up a few times. Basically in certain
> > >>environments (e.g. MS Active Directory) there is a dependence on
> > >>DNS records to provide a pointer to the actual ldap server to be used
> > >>for a given LdapCtx.PROVIDER_URL where the url itself simply points to the
> > >>domain name.
> > >>
> > >>This fix add a new Ldap context property which allows a user to specify a
> > >>class (implementing BiFunction) which can perform any necessary extra steps
> > >>to derive the ldap servers hostname/port from the PROVIDER_URL.
> > >>
> > >>    -Rob
> > >>
> >