print all urls in spring mvc

allUrls.jsp

<%@ page import="org.springframework.context.ApplicationContext" %>
<%@ page import="org.springframework.util.MultiValueMap" %>
<%@ page import="org.springframework.web.context.support.WebApplicationContextUtils" %>
<%@ page import="org.springframework.web.method.HandlerMethod" %>
<%@ page import="org.springframework.web.servlet.handler.AbstractHandlerMethodMapping" %>
<%@ page import="org.springframework.web.servlet.mvc.method.RequestMappingInfo" %>
<%@ page import="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping" %>
<%@ page import="java.lang.reflect.Field" %>
<%@ page import="java.util.List" %>
<%@ page import="java.util.Map" %>
<%@ page import="java.util.Set" %>
<%--
  ~ /* * Copyright (c) 2018 Qunar.com. All Rights Reserved. */
  --%>

<%--
  Created by IntelliJ IDEA.
  User: qishengli
  Date: 18-5-5
  Time: 下午4:38
  To change this template use File | Settings | File Templates.
--%>
<%
    final Field mappingRegistry = AbstractHandlerMethodMapping.class.getDeclaredField("mappingRegistry");
    mappingRegistry.setAccessible(true);

    final Class<?> mappingRegistryInnerKlass = Class.forName("org.springframework.web.servlet.handler.AbstractHandlerMethodMapping$MappingRegistry");
    final Field urlLookup = mappingRegistryInnerKlass.getDeclaredField("urlLookup");
    final Field mappingLookup = mappingRegistryInnerKlass.getDeclaredField("mappingLookup");
    urlLookup.setAccessible(true);
    mappingLookup.setAccessible(true);

    // mapping
    ApplicationContext context = WebApplicationContextUtils.getRequiredWebApplicationContext(request.getSession().getServletContext());
    final AbstractHandlerMethodMapping<RequestMappingInfo> mapping = context.getBean(RequestMappingHandlerMapping.class);

    final Object registry = mappingRegistry.get(mapping);

    final MultiValueMap<String, RequestMappingInfo> multiValueMap = (MultiValueMap<String, RequestMappingInfo>) urlLookup.get(registry);
    final Map<RequestMappingInfo, HandlerMethod> requestMappingInfoHandlerMethodMap = (Map<RequestMappingInfo, HandlerMethod>) mappingLookup.get(registry);

    // output
    final Set<Map.Entry<String, List<RequestMappingInfo>>> entries = multiValueMap.entrySet();
    for(Map.Entry<String, List<RequestMappingInfo>> entry : entries) {
        final String path = entry.getKey();
        out.write(path + "<BR><ul>");
        for (RequestMappingInfo mappingInfo : entry.getValue()) {
            final HandlerMethod handlerMethod = requestMappingInfoHandlerMethodMap.get(mappingInfo);
            out.write("<li>" + handlerMethod.getMethod().toString() + "</li><BR>");
        }
        out.write("</ul><BR>");
    }
%>

/async
public java.util.concurrent.Callable com.air.mvc.AsyncController.asyncProcess()

/asyncV2
public org.springframework.web.context.request.async.DeferredResult com.air.mvc.AsyncController.aysncProcess2()

/mvc/echo
private java.lang.String com.air.mvc.SampleController.echo(javax.servlet.http.HttpServletRequest)

/mvc/test
private java.lang.String com.air.mvc.SampleController.echo(java.lang.Integer)