Where do I get mahout-0.4-snapshot from? I can't see it in tags, branches, etc http://svn.apache.org/repos/asf/mahout
Do I just pull down trunk...seems a bit bleeding edge?? On Mon, Aug 9, 2010 at 11:19 AM, Sean Owen <[email protected]> wrote: > I don't really get it either -- the .job file ought to have > everything. That class isn't even in a separate module. > But I can tell you the next good step is to use the latest code from > Subversion instead of 0.3, since I 99% know that works. > > On Mon, Aug 9, 2010 at 10:16 AM, Simon Reavely <[email protected]> > wrote: > > #!/bin/sh > > # mapred.input.dir = file/dir containing the history to process > > # usersFile = user ids to produce recommendations for > > # This will run a co-occurrence algorithm on it > > hadoop jar mahout-0.3/mahout-core-0.3.job > > org.apache.mahout.cf.taste.hadoop.item.RecommenderJob --input > > /user/sreavely/mahout-boolean-enduseraction-input.csv --output > > /user/sreavely/mahout-output --usersFile > > /user/sreavely/mahout-users-to-recommend-for.txt > > > > This is what i get... > > > > Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException: > > org.apache.mahout.cf.taste.hadoop.item.ItemIDIndexMapper > > at > > org.apache.hadoop.conf.Configuration.getClass(Configuration.java:809) > > at > > org.apache.hadoop.conf.Configuration.getClass(Configuration.java:833) > > ... 12 more > > Caused by: java.lang.ClassNotFoundException: > > org.apache.mahout.cf.taste.hadoop.item.ItemIDIndexMapper > > at java.net.URLClassLoader$1.run(URLClassLoader.java:202) > > at java.security.AccessController.doPrivileged(Native Method) > > at java.net.URLClassLoader.findClass(URLClassLoader.java:190) > > at java.lang.ClassLoader.loadClass(ClassLoader.java:307) > > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) > > at java.lang.ClassLoader.loadClass(ClassLoader.java:248) > > at java.lang.Class.forName0(Native Method) > > at java.lang.Class.forName(Class.java:247) > > at > > > org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:762) > > at > > org.apache.hadoop.conf.Configuration.getClass(Configuration.java:807) > > ... 13 more > > > > I was assuming that the .job file (being a jar file) would have all this > > stuff in it. Any thoughts what is going wrong? > > > > Cheers, > > Simon > > > > -- > > Simon Reavely > > [email protected] > > > -- Simon Reavely [email protected]
