public PlatformUtil.DF getRepositoryDF(String repoName) {
   String path = LockssRepositoryImpl.getLocalRepositoryPath(repoName);
   log.debug("path: " + path);
   //    try {
   return platInfo.getJavaDF(path);
   //    } catch (PlatformUtil.UnsupportedException e) {
   //      return null;
   //    }
 }
 public List findExistingRepositoriesFor(String auid) {
   List res = null;
   for (Iterator iter = getRepositoryList().iterator(); iter.hasNext(); ) {
     String repoName = (String) iter.next();
     String path = LockssRepositoryImpl.getLocalRepositoryPath(repoName);
     if (LockssRepositoryImpl.doesAuDirExist(auid, path)) {
       if (res == null) {
         res = new ArrayList();
       }
       res.add(repoName);
     }
   }
   return res == null ? Collections.EMPTY_LIST : res;
 }