spring boot——参数传递——设置请求方式——参数校验——示例

- 日理万妓 2023-09-29 09:30 36阅读 0赞

控制器：

<table> 
 <tbody> 
  <tr> 
   <td> 
    <div>
      1 
    </div> 
    <div>
      2 
    </div> 
    <div>
      3 
    </div> 
    <div>
      4 
    </div> 
    <div>
      5 
    </div> 
    <div>
      6 
    </div> 
    <div>
      7 
    </div> 
    <div>
      8 
    </div> 
    <div>
      9 
    </div> 
    <div>
      10 
    </div> 
    <div>
      11 
    </div> 
    <div>
      12 
    </div> 
    <div>
      13 
    </div> 
    <div>
      14 
    </div> 
    <div>
      15 
    </div> 
    <div>
      16 
    </div> 
    <div>
      17 
    </div> 
    <div>
      18 
    </div> 
    <div>
      19 
    </div> 
    <div>
      20 
    </div> 
    <div>
      21 
    </div> 
    <div>
      22 
    </div> 
    <div>
      23 
    </div> 
    <div>
      24 
    </div> 
    <div>
      25 
    </div> 
    <div>
      26 
    </div> </td> 
   <td> 
    <div> 
     <div> 
      <code>package</code>&nbsp; 
      <code>com.awaimai.web;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>org.hibernate.validator.constraints.*;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>org.springframework.validation.annotation.Validated;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>org.springframework.web.bind.annotation.*;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>javax.servlet.http.Cookie;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>javax.servlet.http.HttpServletRequest;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>javax.servlet.http.HttpServletResponse;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>javax.validation.constraints.Size;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>java.util.Enumeration;</code> 
     </div> 
     <div> 
      <code>@RestController</code> 
     </div> 
     <div> 
      <code>@Validated</code> 
     </div> 
     <div> 
      <code>public</code>&nbsp; 
      <code>class</code>&nbsp; 
      <code>kzq</code> 
     </div> 
     <div> 
      <code>{ </code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>@RequestMapping</code> 
      <code>(value=</code> 
      <code>"/test4"</code> 
      <code>, method=RequestMethod.GET)</code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>public</code>&nbsp; 
      <code>String test4(</code> 
      <code>@Size</code> 
      <code>(min =&nbsp;</code> 
      <code>2</code> 
      <code>,max =&nbsp;</code> 
      <code>6</code> 
      <code>,message =&nbsp;</code> 
      <code>"姓名长度必须为2到6"</code> 
      <code>)</code> 
      <code>@RequestParam</code> 
      <code>(</code> 
      <code>"username"</code> 
      <code>) String name)</code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>{ </code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>String s = name;</code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>return</code>&nbsp; 
      <code>s;</code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>}</code> 
     </div> 
     <div> 
      <code>}</code> 
     </div> 
    </div> </td> 
  </tr> 
 </tbody> 
</table>

web访问：

![4756d6b76c639ebce530280b4a33087b.png][]

![68aa1d63aa9f3153f3370d1b6ff10cff.png][]

![9da8d8d0d3f261e758d644b20af9fe51.png][]

![e4f3f913be159afbcb3bf7c2bc3fddab.png][]

===================================================================

控制器：

<table> 
 <tbody> 
  <tr> 
   <td> 
    <div>
      1 
    </div> 
    <div>
      2 
    </div> 
    <div>
      3 
    </div> 
    <div>
      4 
    </div> 
    <div>
      5 
    </div> 
    <div>
      6 
    </div> 
    <div>
      7 
    </div> 
    <div>
      8 
    </div> 
    <div>
      9 
    </div> 
    <div>
      10 
    </div> 
    <div>
      11 
    </div> 
    <div>
      12 
    </div> 
    <div>
      13 
    </div> 
    <div>
      14 
    </div> 
    <div>
      15 
    </div> 
    <div>
      16 
    </div> 
    <div>
      17 
    </div> 
    <div>
      18 
    </div> 
    <div>
      19 
    </div> 
    <div>
      20 
    </div> 
    <div>
      21 
    </div> 
    <div>
      22 
    </div> 
    <div>
      23 
    </div> 
    <div>
      24 
    </div> 
    <div>
      25 
    </div> 
    <div>
      26 
    </div> 
    <div>
      27 
    </div> 
    <div>
      28 
    </div> 
    <div>
      29 
    </div> 
    <div>
      30 
    </div> </td> 
   <td> 
    <div> 
     <div> 
      <code>package</code>&nbsp; 
      <code>com.awaimai.web;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>org.hibernate.validator.constraints.*;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>org.springframework.validation.annotation.Validated;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>org.springframework.web.bind.annotation.*;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>javax.servlet.http.Cookie;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>javax.servlet.http.HttpServletRequest;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>javax.servlet.http.HttpServletResponse;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>javax.validation.constraints.Max;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>javax.validation.constraints.Min;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>javax.validation.constraints.Size;</code> 
     </div> 
     <div> 
      <code>import</code>&nbsp; 
      <code>java.util.Enumeration;</code> 
     </div> 
     <div> 
      <code>@RestController</code> 
     </div> 
     <div> 
      <code>@Validated</code> 
     </div> 
     <div> 
      <code>public</code>&nbsp; 
      <code>class</code>&nbsp; 
      <code>kzq</code> 
     </div> 
     <div> 
      <code>{ </code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>@RequestMapping</code> 
      <code>(value=</code> 
      <code>"/test4"</code> 
      <code>, method=RequestMethod.GET)</code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>public</code>&nbsp; 
      <code>String test4(</code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>@Size</code> 
      <code>(min =&nbsp;</code> 
      <code>2</code> 
      <code>,max =&nbsp;</code> 
      <code>4</code> 
      <code>,message =&nbsp;</code> 
      <code>"姓名长度必须为2到4"</code> 
      <code>)</code> 
      <code>@RequestParam</code> 
      <code>(</code> 
      <code>"name"</code> 
      <code>) String name,</code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>@Min</code> 
      <code>(value =&nbsp;</code> 
      <code>3</code> 
      <code>,message =&nbsp;</code> 
      <code>"年龄最小为3"</code> 
      <code>)</code> 
      <code>@Max</code> 
      <code>(value =&nbsp;</code> 
      <code>5</code> 
      <code>,message =&nbsp;</code> 
      <code>"年龄最大为5"</code> 
      <code>)&nbsp;</code> 
      <code>@RequestParam</code> 
      <code>(</code> 
      <code>"age"</code> 
      <code>) Integer age)</code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>{ </code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>return</code>&nbsp; 
      <code>name+age;</code> 
     </div> 
     <div> 
      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>}</code> 
     </div> 
     <div> 
      <code>}</code> 
     </div> 
    </div> </td> 
  </tr> 
 </tbody> 
</table>

web：访问

![080bd100d859aa259c22720a28059d19.png][]

![a15cc1f9f6ca9e2f2b6b635b0c69f244.png][]

![d97e23e54acf4aed8260220903262a0d.png][]

![e45a23aef428f97235f8a4a24521a7a2.png][]

[4756d6b76c639ebce530280b4a33087b.png]: https://img-blog.csdnimg.cn/img_convert/4756d6b76c639ebce530280b4a33087b.png
[68aa1d63aa9f3153f3370d1b6ff10cff.png]: https://img-blog.csdnimg.cn/img_convert/68aa1d63aa9f3153f3370d1b6ff10cff.png
[9da8d8d0d3f261e758d644b20af9fe51.png]: https://img-blog.csdnimg.cn/img_convert/9da8d8d0d3f261e758d644b20af9fe51.png
[e4f3f913be159afbcb3bf7c2bc3fddab.png]: https://img-blog.csdnimg.cn/img_convert/e4f3f913be159afbcb3bf7c2bc3fddab.png
[080bd100d859aa259c22720a28059d19.png]: https://img-blog.csdnimg.cn/img_convert/080bd100d859aa259c22720a28059d19.png
[a15cc1f9f6ca9e2f2b6b635b0c69f244.png]: https://img-blog.csdnimg.cn/img_convert/a15cc1f9f6ca9e2f2b6b635b0c69f244.png
[d97e23e54acf4aed8260220903262a0d.png]: https://img-blog.csdnimg.cn/img_convert/d97e23e54acf4aed8260220903262a0d.png
[e45a23aef428f97235f8a4a24521a7a2.png]: https://img-blog.csdnimg.cn/img_convert/e45a23aef428f97235f8a4a24521a7a2.png