【JavaEE企业应用学习记录】验证配置

 package sanglp;

 import com.opensymphony.xwork2.ActionSupport;
 import com.opensymphony.xwork2.validator.annotations.DateRangeFieldValidator;
 import com.opensymphony.xwork2.validator.annotations.IntRangeFieldValidator;
 import com.opensymphony.xwork2.validator.annotations.RegexFieldValidator;
 import com.opensymphony.xwork2.validator.annotations.RequiredStringValidator;

 import java.util.Date;

 /**
  * Created by Administrator on 2016/10/11.
  */
 public class RegistAction  extends ActionSupport{
     private String name;
     private String pass;
     private int age;
     private Date birth;

     public String getName() {
         return name;
     }

     public String getPass() {
         return pass;
     }

     public int getAge() {
         return age;
     }

     public Date getBirth() {
         return birth;
     }

     @RequiredStringValidator(key = "name.required",message = "用户名必须填写")
     @RegexFieldValidator(regexExpression = "\\w{4,25}",key = "name.regex" ,message = "用户名必须是4到25位数字或字母")
     public void setName(String name) {
         this.name = name;
     }

     @RequiredStringValidator(key = "pass.required",message = "密码不能为空")
     @RegexFieldValidator(regexExpression = "\\w{4,25}",key = "pass.regex",message = "密码必须是4到25位的数字或字母")
     public void setPass(String pass) {
         this.pass = pass;
     }

     @IntRangeFieldValidator(message = "",key = "age.range" ,max = "150",min = "1")
     public void setAge(int age) {
         this.age = age;
     }

     @DateRangeFieldValidator(message = "",key = "birth.range",min="1900/01/01",max = "2050/01/21")
     public void setBirth(Date birth) {
         this.birth = birth;
     }
     public  void validate(){
         System.out.println("进去validate方法进行校验"+name);
         if(!name.contains("crazyit")){
             addFieldError("user","您的用户名必须包含crazyit");
         }
     }
 }

为了在input视图对应的JSP页面输出错误提示，应该在页面增加

<s:fielderror/>