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From Ted Dunning <tdunn...@maprtech.com>
Subject Re: API changes between 0.20.6 and 0.90.1
Date Wed, 16 Feb 2011 20:46:01 GMT
That was a scary thread to read carelessly.

(must pay better attention before panicing)

On Wed, Feb 16, 2011 at 12:20 PM, Todd Lipcon <todd@cloudera.com> wrote:

> On Wed, Feb 16, 2011 at 12:16 PM, Ryan Rawson <ryanobjc@gmail.com> wrote:
>
> > Sounds like Ted volunteered to do it!
> >
>
> Woohoo, thanks Ted!
>
> -Todd
>
>
> >  On Wed, Feb 16, 2011 at 12:15 PM, Ted Yu <yuzhihong@gmail.com> wrote:
> > > Definitely.
> > >
> > > On Wed, Feb 16, 2011 at 11:57 AM, Todd Lipcon <todd@cloudera.com>
> wrote:
> > >
> > >> In Hadoop land, Tom White did some awesome work to add special
> > annotations
> > >> that we stick on all the public classes that classify the interfaces
> as:
> > >>
> > >> Stability:
> > >>  - Unstable: may change and likely to change between point releases,
> > >>  - Evolving: possibly change between point releases but unlikely,
> could
> > >> well change between bigger releases
> > >>  - Stable: hasn't changed in a long time, unlikely to change
> > >>
> > >> Audience: Private, Limited, Public
> > >>  - Private: not meant for users, even if it's "Stable" we might change
> > it
> > >> and break you without a deprecation path
> > >>  - Limited: meant only for a certain set of specified projects (eg we
> > might
> > >> say "this API is only for use by Hive, and we'll change it so long as
> > the
> > >> hive people are OK with it")
> > >>  - Public: won't change without deprecation path for one major release
> > >>
> > >> He also built some cool tools to do jdiff and javadoc with these
> > >> annotations
> > >> taken into account (eg javadoc won't show private APIs)
> > >>
> > >> Are people interested in bringing this system over to HBase?
> > >>
> > >> -Todd
> > >>
> > >> On Wed, Feb 16, 2011 at 11:51 AM, Ryan Rawson <ryanobjc@gmail.com>
> > wrote:
> > >>
> > >> > Well done Andrew.
> > >> >
> > >> > People who want to know the API differences should probably mostly
> > only
> > >> > read:
> > >> >
> > >> >
> > >> >
> > >>
> >
> https://tm-files.s3.amazonaws.com/hbase/jdiff-hbase-0.90.1/changes/pkg_org.apache.hadoop.hbase.client.html
> > >> >
> > >> > And specifically the HTable, Put, Get, Delete, Scan classes.
> > >> >
> > >> >
> > >> >
> > >> > On Wed, Feb 16, 2011 at 7:19 AM, Andrew Purtell <
> apurtell@apache.org>
> > >> > wrote:
> > >> > > I ran jdiff by hand. See:
> > >> > >
> > >> > >
> > >> >
> > https://tm-files.s3.amazonaws.com/hbase/jdiff-hbase-0.90.1/changes.html
> > >> > >
> > >> > > Best regards,
> > >> > >
> > >> > >     - Andy
> > >> > >
> > >> > > Problems worthy of attack prove their worth by hitting back.
> > >> > >   - Piet Hein (via Tom White)
> > >> > >
> > >> > >
> > >> > > --- On Wed, 2/16/11, Lars George <lars.george@gmail.com>
wrote:
> > >> > >
> > >> > >> From: Lars George <lars.george@gmail.com>
> > >> > >> Subject: Re: API changes between 0.20.6 and 0.90.1
> > >> > >> To: dev@hbase.apache.org
> > >> > >> Date: Wednesday, February 16, 2011, 1:22 AM
> > >> > >> +1, I like that idea.
> > >> > >>
> > >> > >> On Wed, Feb 16, 2011 at 2:43 AM, Todd Lipcon <todd@cloudera.com>
> > >> > >> wrote:
> > >> > >> > Hi Ted,
> > >> > >> >
> > >> > >> > I'd recommend setting up jdiff to answer this
> > >> > >> question. Would be a good
> > >> > >> > contribution to our source base to be able to run this
> > >> > >> automatically and
> > >> > >> > generate a report as part of our build. We do this in
> > >> > >> Hadoop and it's very
> > >> > >> > useful.
> > >> > >> >
> > >> > >> > -Todd
> > >> > >> >
> > >> > >> > On Tue, Feb 15, 2011 at 5:14 PM, Ted Yu <yuzhihong@gmail.com>
> > >> > >> wrote:
> > >> > >> >
> > >> > >> >> Can someone tell me which classes from the list
> > >> > >> below changed API between
> > >> > >> >> 0.20.6 and 0.90.1 ?
> > >> > >> >> http://pastebin.com/TkZfPt52
> > >> > >> >>
> > >> > >> >> Thanks
> > >> > >> >>
> > >> > >> >
> > >> > >> >
> > >> > >> >
> > >> > >> > --
> > >> > >> > Todd Lipcon
> > >> > >> > Software Engineer, Cloudera
> > >> > >> >
> > >> > >>
> > >> > >
> > >> > >
> > >> > >
> > >> > >
> > >> > >
> > >> > >
> > >> >
> > >>
> > >>
> > >>
> > >> --
> > >> Todd Lipcon
> > >> Software Engineer, Cloudera
> > >>
> > >
> >
>
>
>
> --
> Todd Lipcon
> Software Engineer, Cloudera
>

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