apollo-configservice/src/main/java/com/ctrip/framework/apollo/configservice/wrapper/DeferredResultWrapper.java/DeferredResultWrapper/recordNamespaceNameNormalizedResult
class DeferredResultWrapper:  public void recordNamespaceNameNormalizedResult(String originalNamespaceName, String normalizedNamespaceName) {
    if (normalizedNamespaceNameToOriginalNamespaceName == null) {
      normalizedNamespaceNameToOriginalNamespaceName = Maps.newHashMap();
    }
    normalizedNamespaceNameToOriginalNamespaceName.put(normalizedNamespaceName, originalNamespaceName);
  }