@Override
  public <K, V> RegionAttributes<K, V> invokeRegionBefore(final InternalRegion parent,
      final String name, final RegionAttributes<K, V> attrs,
      final InternalRegionArguments internalRegionArgs) {
    throw new UnsupportedOperationException("Should not be invoked");
  }
Due to not having the full implementation to determine region names etc this implementation
will only match a single region with no alias at this time
geode-core/src/main/java/org/apache/geode/internal/cache/xmlcache/CacheCreation.java