13518219792
这篇文章主要介绍了SpringMVC中如何在路径变量里面写正则表达式，具有一定借鉴价值，感兴趣的朋友可以参考下，希望大家阅读完这篇文章之后大有收获，下面让小编带着大家一起了解一下。
创新互联建站自2013年创立以来，是专业互联网技术服务公司，拥有项目成都网站建设、成都网站制作网站策划，项目实施与项目整合能力。我们以让每一个梦想脱颖而出为使命，1280元婺城做网站,已为上家服务,为婺城各地企业和个人服务,联系电话:18980820575
/**
*
* 限制路径变量里面的值只能是数字
* http://localhost:8080/test/getUser/1
* http://localhost:8080/test/getUser/a
*/
@RequestMapping("/getUser/{id:\\d+}")
public User getUser(@PathVariable(name = "id") String userId) {
User user = new User();
user.setUsername(userId);
user.setPassword(userId);
return user;
}
public class User {
private String username;
/** * http://localhost:8080/test/getUser02/1
* http://localhost:8080/test/getUser02/a */@RequestMapping("/getUser02/{id}")
public User getUser02(@PathVariable(name = "id")
Integer userId)
{
User user = new User();
user.setUsername(String.valueOf(userId)); user.setPassword(String.valueOf(userId));
return user;} 
Whitelabel Error PageThis application has no explicit mapping for /error, so you are seeing this as a fallback.
Sun Sep 22 10:57:52 CST 2019
There was an unexpected error (type=Bad Request, status=400).
Failed to convert value of type 'java.lang.String' to required type 'java.lang.Integer'; nested exception is java.lang.NumberFormatException: For input string: "a"
感谢你能够认真阅读完这篇文章，希望小编分享的“SpringMVC中如何在路径变量里面写正则表达式”这篇文章对大家有帮助，同时也希望大家多多支持创新互联，关注创新互联行业资讯频道，更多相关知识等着你来学习!
