code: public static void removeTemplate(RestClient client, String template) throws Exception {
  		logger.trace("removeTemplate({})", template);
  		client.performRequest(new Request("DELETE", "/_template/" + template));
  		logger.trace("/removeTemplate({})", template);
  	}
docs: Remove a template
  @param client Elasticsearch client
  @param template template name
  @throws Exception if something goes wrong