File list (Check if you may need any files):
hadoop-0.18.0-datajoin
......................\META-INF
......................\........\MANIFEST.MF
......................\org
......................\...\apache
......................\...\......\hadoop
......................\...\......\......\contrib
......................\...\......\......\.......\utils
......................\...\......\......\.......\.....\join
......................\...\......\......\.......\.....\....\ArrayListBackedIterator.class
......................\...\......\......\.......\.....\....\DataJoinJob.class
......................\...\......\......\.......\.....\....\DataJoinMapperBase.class
......................\...\......\......\.......\.....\....\DataJoinReducerBase.class
......................\...\......\......\.......\.....\....\JobBase.class
......................\...\......\......\.......\.....\....\ResetableIterator.class
......................\...\......\......\.......\.....\....\TaggedMapOutput.class