新增字段长度校验

forest-admin/admin-server/src/main/java/com/hwrj/cloud/admin/dto/UmsAdminParam.java

@@ -4,6 +4,7 @@ import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 import lombok.Getter;
 import lombok.Setter;
+import org.hibernate.validator.constraints.Length;
 
 import javax.validation.constraints.Email;
 import javax.validation.constraints.NotBlank;
@@ -21,6 +22,7 @@ public class UmsAdminParam {
 
     @ApiModelProperty(value = "用户名", required = true)
     @NotBlank(message = "账号不为空")
+    @Length(min=2,max=10,message="用户名过短!")
     private String username;
     @ApiModelProperty(value = "密码", required = true)
     @NotBlank(message = "密码不能为空")