public String getInfo() 
{
        return info;
}

Return descriptive information about this ValveContext implementation.

 public final  void invokeNext(Request request,
    Response response) throws IOException, ServletException 
{
        /** STARTS OF PE 4665318
        int subscript = stage;
        stage = stage + 1;
        // Invoke the requested Valve for the current request thread
        if (subscript <  valves.length) {
            valves[subscript].invoke(request, response, this);
        } else if ((subscript == valves.length) && (basic != null)) {
            basic.invoke(request, response, this);
        } else {
            throw new ServletException
                (sm.getString("standardPipeline.noValve"));
        }
        */
        // END OF PE 4665318
}

Cause the invoke() method of the next Valve that is part of the Pipeline currently being processed (if any) to be executed, passing on the specified request and response objects plus this ValveContext instance. Exceptions thrown by a subsequently executed Valve (or a Filter or Servlet at the application level) will be passed on to our caller. If there are no more Valves to be executed, an appropriate ServletException will be thrown by this ValveContext.

  void set(Valve basic,
    Valve[] valves) 
{
        stage = 0;
        this.basic = basic;
        this.valves = valves;
}

Reset state.