public Path getDataTestDir(final String name) {
    return new Path(getDataTestDir(), name);
  }
Returns the path to a subdirectory or file named {code subdirName} under
{@link #getDataTestDir()}. Does *NOT* create the directory or file if it does not exist.
@param name the name of a subdirectory or file in the test data directory
hbase-common/src/test/java/org/apache/hadoop/hbase/HBaseCommonTestingUtil.java