if ("".equals(job.getJobName())){
job.setJobName(new Path(originalJarPath).getName());
}
Path submitJarFile = JobSubmissionFiles.getJobJar(submitJobDir);
job.setJar(submitJarFile.toString());
fs.copyFromLocalFile(new Path(originalJarPath), submitJarFile);
fs.setReplication(submitJarFile, replication);
fs.setPermission(submitJarFile,
new FsPermission(JobSubmissionFiles.JOB_FILE_PERMISSION));
} else {
LOG.warn("No job jar file set. User classes may not be found. "+