public Path getDefaultRootDirPath() throws IOException {
    return getDefaultRootDirPath(false);
  }
Same as {{@link HBaseTestingUtility#getDefaultRootDirPath(boolean create)} except that
<code>create</code> flag is false. Note: this does not cause the root dir to be created.
@return Fully qualified path for the default hbase root dir
hbase-testing-util/src/main/java/org/apache/hadoop/hbase/HBaseTestingUtility.java