@SuppressWarnings("unchecked")
    HashMap<String, XmlParser> getDelegates() {
      try {
        return (HashMap<String, XmlParser>) delegatesField.get(this);
      } catch (IllegalArgumentException | IllegalAccessException e) {
        throw new IllegalStateException(e);
      }
    }
@return {@link CacheXmlParser} private delegates field.
@since GemFire 8.1
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/xmlcache/CacheXmlParserJUnitTest.java