hadoop-common-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Jeff Zhang <zjf...@gmail.com>
Subject Re: KeyValueTextInputFormat and Hadoop 0.20.1
Date Thu, 26 Nov 2009 16:18:12 GMT
It's in trunk, maybe this is not added in hadoop 0.20.1



On Thu, Nov 26, 2009 at 8:13 AM, Matthias Scherer <Matthias.Scherer@1und1.de
> wrote:

> Sorry, but I can't find it in the version control system for release
> 0.20.1:
> http://svn.apache.org/repos/asf/hadoop/common/tags/release-0.20.1/src/mapred/org/apache/hadoop/mapreduce/lib/input/
>
> Du you have another distribution?
>
> Regards,
> Matthias
>
>
> > -----Urspr√ľngliche Nachricht-----
> > Von: Jeff Zhang [mailto:zjffdu@gmail.com]
> > Gesendet: Donnerstag, 26. November 2009 16:35
> > An: common-user@hadoop.apache.org
> > Betreff: Re: KeyValueTextInputFormat and Hadoop 0.20.1
> >
> > There's a KeyValueInputFormat under package
> > org.apache.hadoop.mapreduce.lib.input
> > which is for hadoop new API
> >
> >
> > Jeff Zhang
> >
> >
> > On Thu, Nov 26, 2009 at 7:10 AM, Matthias Scherer
> > <Matthias.Scherer@1und1.de
> > > wrote:
> >
> > > Hi,
> > >
> > > I started my first experimental Hadoop project with Hadoop
> > 0.20.1 an
> > > run in the following problem:
> > >
> > > Job job = new Job(new Configuration(),"Myjob");
> > > job.setInputFormatClass(KeyValueTextInputFormat.class);
> > >
> > > The last line throws the following error: "The method
> > > setInputFormatClass(Class<? extends InputFormat>) in the
> > type Job is
> > > not applicable for the arguments (Class<KeyValueTextInputFormat>)"
> > >
> > > Job.setInputFormatClass expects a subclass of the new class
> > > org.apache.hadoop.mapreduce.InputFormat. But
> > KeyValueTextInputFormat
> > > is only available as subclass of the deprecated
> > > org.apache.hadoop.mapred.FileInputFormat.
> > >
> > > Is there a way to use KeyValueTextInputFormat with the new
> > classes Job
> > > and Configuration?
> > >
> > > Thanks,
> > > Matthias
> > >
> >
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message