測試開發進階——spring boot——MVC——@RequestMapping 是一個用來處理請求地址對映的註解,可用於類或方法上
阿新 • • 發佈:2021-08-07
@RequestMapping 是一個用來處理請求地址對映的註解,可用於類或方法上。
用於類上,表示類中的所有響應請求的方法都是以該地址作為父路徑;
用於方法上,表示在類的父路徑下追加方法上註解中的地址將會訪問到該方法,此處需注意@RequestMapping用在類上可以沒用,但是用在方法上必須有。
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用在類和方法上:
package com.awaimai.web; import org.hibernate.validator.constraints.*; import org.springframework.stereotype.Controller; import org.springframework.validation.BindingResult; import org.springframework.validation.annotation.Validated; import org.springframework.web.bind.annotation.*; import javax.servlet.http.Cookie; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.validation.Valid; import javax.validation.constraints.Max; import javax.validation.constraints.Min; import javax.validation.constraints.Size; import java.util.Enumeration; @Controller @Validated @RequestMapping(value = "/abc") public class kzq { @RequestMapping(value = "/test6") @ResponseBody public String test6() { return "123"; } }
web訪問:
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用在方法上:
package com.awaimai.web; import org.hibernate.validator.constraints.*; import org.springframework.stereotype.Controller; import org.springframework.validation.BindingResult; import org.springframework.validation.annotation.Validated; import org.springframework.web.bind.annotation.*; import javax.servlet.http.Cookie; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.validation.Valid; import javax.validation.constraints.Max; import javax.validation.constraints.Min; import javax.validation.constraints.Size; import java.util.Enumeration; @Controller @Validated public class kzq { @RequestMapping(value = "/test6") @ResponseBody public String test6() { return "123"; } }
web訪問:
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