springboot自定义 HandlerMapping

自定义 HandlerMapping

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protected HandlerExecutionChain getHandler(HttpServletRequest request) throws Exception {     if (this.handlerMappings != null) {         for (HandlerMapping mapping : this.handlerMappings) {             HandlerExecutionChain handler = mapping.getHandler(request);             if (handler != null) {                 return handler;             }         }     }     return null; }