Smp.java is not used anywhere. SmpBlas is used at one place and could be replaced by Sequential version. In Mahout we dont need to run multithreading anyways. Assuming our allegiance is to Hadoop M/R. and a map job shouldn't be doing further spliting of work
May I kick them out? Robin On Wed, Feb 10, 2010 at 1:24 PM, Jake Mannix <jake.man...@gmail.com> wrote: > The lovely named "EDU.oswego.*" stuff from Doug Lea's concurrent lib I > had tried really hard to figure out how to pull out when I first brought > colt > into the fold, but it turns out that these are parts of concurrent which > didn't make it into java.util.concurrent, and so actually aren't available > in stock java yet (they're in java 7, not that this is relevant). > > Of course, we don't use Smp.java/SmbBlas.java anywhere else in our > usage of colt (we actually don't hardly use much of colt at all, really. > We use their small-matrix eigen decomposition as part of Lanczos, > but that's all I know of). We can probably remove those entirely. > > EasyMock is nice, I'd like to use it more, fwiw. > > Don't know about the rest. > > -jake > > On Tue, Feb 9, 2010 at 11:38 PM, Robin Anil <robin.a...@gmail.com> wrote: > > > There are some libaries in mahout only in very special place for only a > few > > classes. Cant we do without it? all these stats are courtesy of this > > wonderful eclipse plugin STAN > > > > http://stan4j.com/dependencies/dependency-analysis.html > > > > > > Only 3 classes used for the EDU.oswego library. > > > > > ./math/src/main/java/org/apache/mahout/math/matrix/linalg/Smp.java:11:import > > EDU.oswego.cs.dl.util.concurrent.FJTask; > > > > > ./math/src/main/java/org/apache/mahout/math/matrix/linalg/Smp.java:12:import > > EDU.oswego.cs.dl.util.concurrent.FJTaskRunnerGroup; > > > > > ./math/src/main/java/org/apache/mahout/math/matrix/linalg/SmpBlas.java:11:import > > EDU.oswego.cs.dl.util.concurrent.FJTask; > > > > Google commons MapMaker (com.google.common is used at one place > indirectly > > by watchmaker.framework.CachingFitnessEvaluator<T>. > > > > com.thoughtworks.xtream used only in mahout.commong.StringUtils. > > > > contribs.mx only used by apache commons logging and jets3t > > > > > > net.sf.cglib depends only on xtream and easymock. > > > > > > org.xmlcommons is not used anywhere > > > > > > mahout. nlp, lda and ga use easy mock for test rest dont > > > > > > objenesis also pulled in only by easymock > > > > > > Any thoughts > > > > Robin > > >
