注册不能有符号

Author: danbai225

src/main/java/com/danbai/ys/service/impl/UserServiceImpl.java

@@ -20,6 +20,7 @@
 import java.util.Map;
 import java.util.UUID;
 import java.util.concurrent.TimeUnit;
+import java.util.regex.Pattern;
 
 /**
  * @author danbai
@@ -100,6 +101,11 @@ public void reg(User user, Model model, String yzm) {
                 model.addAttribute("message", "验证码有误");
                 return;
             }
+
+            if(!Pattern.matches("^[\u4e00-\u9fa5_a-zA-Z0-9]+$",user.getUsername())){
+                model.addAttribute("message", "用户名不能有符号");
+                return;
+            }
             String str = registerValidateService.getVerificationCode(user.getEmail());
             if (str != null && str.equals(yzm)) {
                 registerValidateService.deleteVerificationCode(user.getEmail());