springMVC在restful风格的性能优化方案

@RequestMapping(value = "restful/{name}", method = RequestMethod.GET)
    public String restful(@PathVariable String name){
        return name;
    }

@RequestMapping(value = "norestful", method = RequestMethod.GET)
    public String norestful(@RequestParam String name){
        return name;
    }

protected HandlerMethod lookupHandlerMethod(String lookupPath, httpservletRequest request) throws Exception {
        List<Match> matches = new ArrayList<Match>();
        List<T> directPathMatches = this.mappingReGIStry.getMappingsByUrl(lookupPath); 
        if (directPathMatches != null) {
            addMatchingMappings(directPathMatches, matches, request);
        }
        if (matches.isEmpty()) {
            // No choice but to Go through all mappings...
            addMatchingMappings(this.mappingRegistry.getMappings().keySet(), matches, request);
        }

private final Map<T, HandlerMethod> mappingLookup = new LinkedHashMap<T, HandlerMethod>();

protected HandlerMethod lookupHandlerMethod(String lookupPath, HttpServletRequest request) throws Exception

 @Override
    protected RequestMappingHandlerMapping createRequestMappingHandlerMapping() {
        return new RestfulRequestMappingHandlerMapping();
    }

@Override
    protected HandlerMethod lookupHandlerMethod(String lookupPath, HttpServletRequest request) throws Exception {
    //自己的查找逻辑，如果找不到，再执行原有的逻辑，以免出现错误情况
        HandlerMethod handlerMethod = lookupHandlerMethodHere(lookupPath, request);
        if (handlerMethod == null)
            handlerMethod = super.lookupHandlerMethod(lookupPath, request);
        return handlerMethod;
    }
//自己的查找逻辑，根据从请求头中获取服务名servicename，进行匹配查找
private HandlerMethod lookupHandlerMethodHere(String lookupPath, HttpServletRequest request) {
        String servicename = request.getHeader("servicename");
        if (!StringUtils.isEmpty(servicename)) {
            List<HandlerMethod> methodList = this.getHandlerMethodsFORMappingName(servicename);
            if (methodList.size() > 0){
                HandlerMethod handlerMethod = methodList.get(0);
                RequestMappingInfo requestMappingInfo = mappingLookup.get(handlerMethod);
                handleMatch(requestMappingInfo, lookupPath, request);
                return handlerMethod;
            }
        }
        return null;
    }

//映射map
private final Map<HandlerMethod, RequestMappingInfo> mappingLookup = new LinkedHashMap<HandlerMethod, RequestMappingInfo>();
@Override
    protected void registerHandlerMethod(Object handler, Method method, RequestMappingInfo mapping) {
        HandlerMethod handlerMethod = createHandlerMethod(handler, method);
        mappingLookup.put(handlerMethod, mapping);
        super.registerHandlerMethod(handler, method, mapping);
    }

@RequestMapping加参数produces = { "application/json;charset=UTF-8" }