code: public static void next(HttpServerExchange httpServerExchange, String execName, Boolean returnToOrigFlow)
  			throws Exception {
  		String currentChainId = httpServerExchange.getAttachment(CHAIN_ID);
  		Integer currentNextIndex = httpServerExchange.getAttachment(CHAIN_SEQ);
  
  		httpServerExchange.putAttachment(CHAIN_ID, execName);
  		httpServerExchange.putAttachment(CHAIN_SEQ, 0);
  
  		next(httpServerExchange);
  
  		// return to current flow.
  		if (returnToOrigFlow) {
  			httpServerExchange.putAttachment(CHAIN_ID, currentChainId);
  			httpServerExchange.putAttachment(CHAIN_SEQ, currentNextIndex);
  			next(httpServerExchange);
  		}
  	}
docs: Allow nexting directly to a flow.
  
  @param httpServerExchange
  The current requests server exchange.
  @param execName
  The name of the next executable to go to, ie chain or handler.
  Chain resolved first.
  @param returnToOrigFlow
  True if you want to call the next handler defined in your original
  chain after the provided execName is completed. False otherwise.
  @throws Exception exception