code: private final void cleanupAfterExceptionDuringNodeDirCheck() {
          if (nodeDirectory != null) {
              // attempt to remove the node directory
              try {
                  if (session.exists(nodeDirectory, this)) {
                      session.rmdir(nodeDirectory);
                  }
                  nodeDirectory = null;
              } catch (final ClusterInfoException cie2) {}
          }
      }
docs: called from the catch clauses in checkNodeDirectory