It’s not safe to travel by standing at the roadside hoping to be picked up by passing motorists.

站在路边等着搭便车,这样旅行并不安全。

In this example the Assembler class getTable method will be called by passing in a Map, with the form parameters, along with the HttpServletRequest.

之（In a nutshell）创建（create）标签许当方法被，参照构建表需要的POJO。签名（signature）标签声明了被方法使的实际类型。