@ShenyuGetMapping("/findById")
    @ApiDoc(desc = "findById")
    public OrderDTO findById(@RequestParam("id") final String id) {
        return build(id, "hello world findById");
    }
Find by id order dto.

@param id the id
@return the order dto
shenyu-examples/shenyu-examples-springmvc/src/main/java/org/apache/shenyu/examples/springmvc/controller/OrderController.java