static Iface newHMSHandler(Configuration conf)
      throws MetaException {
    HMSHandler baseHandler = new HMSHandler("hive client", conf);
    return HMSHandlerProxyFactory.getProxy(conf, baseHandler, true);
  }
Create HMS handler for embedded metastore.

<h1>IMPORTANT</h1>

This method is called indirectly by HiveMetastoreClient using reflection.
It can not be removed and its arguments can't be changed without matching
change in HiveMetastoreClient.

@param conf configuration to use
@throws MetaException
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/HiveMetaStore.java