package com.cyw.test;
import java.util.Date;
public class User {
private String name;
private int age;
private String email;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public Date getBirthDay() {
return birthDay;
}
public void setBirthDay(Date birthDay) {
this.birthDay = birthDay;
}
private Date birthDay;
}
package com.cyw.test;
import java.text.ParsePosition;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import com.opensymphony.xwork2.ActionSupport;
public class ValidatorAction extends ActionSupport {
private User user;
private List<User>userList=new ArrayList<User>();
public List<User> getUserList() {
return userList;
}
public void setUserList(List<User> userList) {
this.userList = userList;
}
@Override
public String execute() throws Exception {
if(user==null || this.hasFieldErrors())
{
return "regist";
}
else
{
return "success";
}
}
public String addUser()
{
userList.add(user);
return "success";
}
private static final long serialVersionUID = 1L;
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
@Override
public void validate() {
if(user!=null)
{
if(!dataPass( user.getName(),"^[A-Za-z][A-Za-z1-9_-]+$"))
{
addFieldError("user.name", "用户名(字母开头 + 数字/字母/下划线)");
}
if(!dataPass(String.format("%d", user.getAge()) ,"(?:[1-9][0-9]?|1[01][0-9]|120)"))
{
addFieldError("user.name", "年龄0-120之间");
}
Date startDate=strToDate("1900-01-01");
Date endDate=strToDate("2017-01-01");
if(user.getBirthDay().before(startDate) || user.getBirthDay().after(endDate) )
{
addFieldError("birthDay", "出生日期在1900-01-01至2017-01-01之间。");
}
if(!dataPass(user.getEmail(),"^[a-zA-Z_]{1,}[0-9]{0,}@(([a-zA-z0-9]-*){1,}\\.){1,3}[a-zA-z\\-]{1,}$"))
{
addFieldError("email", "邮箱格式不符合");
}
}
}
private Date strToDate(String strDate)
{
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
ParsePosition pos = new ParsePosition(0);
Date strtodate = formatter.parse(strDate, pos);
return strtodate;
}
private boolean dataPass(String str,String regEx)
{
Pattern pattern=Pattern.compile(regEx,Pattern.CASE_INSENSITIVE);
Matcher matcher =pattern.matcher(str);
return matcher.matches();
}
}
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.5//EN" "http://struts.apache.org/dtds/struts-2.5.dtd"> <struts> <package name="default" namespace="" extends="struts-default"> <action name="regist" class="com.cyw.test.ValidatorAction"> <result name="regist">/register.jsp</result> <result name="success">/success.jsp</result> <result name="input">/register.jsp</result> </action> </package> </struts>
package com.cyw.test;
import java.text.ParsePosition;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import com.opensymphony.xwork2.ActionSupport;
public class ValidatorAction extends ActionSupport {
private User user;
private List<User>userList=new ArrayList<User>();
public List<User> getUserList() {
return userList;
}
public void setUserList(List<User> userList) {
this.userList = userList;
}
public String addUser()
{
if(user==null)
{
return "regist";
}
userList.add(user);
return "success";
}
private static final long serialVersionUID = 1L;
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
public void validateAddUser() {
if(user!=null)
{
if(!dataPass( user.getName(),"^[A-Za-z][A-Za-z1-9_-]+$"))
{
addFieldError("user.name", "用户名(字母开头 + 数字/字母/下划线)");
}
if(!dataPass(String.format("%d", user.getAge()) ,"(?:[1-9][0-9]?|1[01][0-9]|120)"))
{
addFieldError("user.name", "年龄0-120之间");
}
Date startDate=strToDate("1900-01-01");
Date endDate=strToDate("2017-01-01");
if(user.getBirthDay().before(startDate) || user.getBirthDay().after(endDate) )
{
addFieldError("birthDay", "出生日期在1900-01-01至2017-01-01之间。");
}
if(!dataPass(user.getEmail(),"^[a-zA-Z_]{1,}[0-9]{0,}@(([a-zA-z0-9]-*){1,}\\.){1,3}[a-zA-z\\-]{1,}$"))
{
addFieldError("email", "邮箱格式不符合");
}
}
}
private Date strToDate(String strDate)
{
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
ParsePosition pos = new ParsePosition(0);
Date strtodate = formatter.parse(strDate, pos);
return strtodate;
}
private boolean dataPass(String str,String regEx)
{
Pattern pattern=Pattern.compile(regEx,Pattern.CASE_INSENSITIVE);
Matcher matcher =pattern.matcher(str);
return matcher.matches();
}
}
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.5//EN" "http://struts.apache.org/dtds/struts-2.5.dtd"> <struts> <package name="default" namespace="" extends="struts-default"> <action name="regist" class="com.cyw.test.ValidatorAction" method="addUser"> <result name="regist">/register.jsp</result> <result name="success">/success.jsp</result> <result name="input">/register.jsp</result> </action> </package> </struts>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ taglib uri="/struts-tags" prefix="struts" %> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>注册页面</title> </head> <body> <struts:fielderror key="name"></struts:fielderror> <struts:form action="regist" method="post"> <struts:textfield name="user.name" label="用户名"></struts:textfield> <br/> <struts:textfield name="user.age" label="年龄"></struts:textfield> <br/> <struts:textfield name="user.birthDay" label="出生日期"></struts:textfield> <br/> <struts:textfield name="user.email" label="邮箱"></struts:textfield> <br/> <struts:submit value="注册"></struts:submit> </struts:form> </body> </html>
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE validators PUBLIC
"-//Apache Struts//XWork Validator 1.0.3//EN"
"http://struts.apache.org/dtds/xwork-validator-1.0.3.dtd">
<validators>
<field name="user。name">
<field-validator type="regex">
<param name="expression"><![CDATA[(\w{4,20})]]></param>
<message>用户名必须在4到20 之间,且必须是字母或者数字</message>
</field-validator>
</field>
<field name="user.email">
<field-validator type="email">
<message>你的电子邮件地址必须是一个有效的电邮地址</message>
</field-validator>
</field>
<field name="user.age">
<field-validator type="int">
<param name="min">1</param>
<param name="max">120</param>
<message>年纪必须在1到120之间</message>
</field-validator>
</field>
<field name="user.birthDay" >
<field-validator type="date" short-circuit="true">
<param name="min">1900-01-01</param>
<param name="max">2050-02-21</param>
<message>生日在${min}到${max}之间</message>
</field-validator>
</field>
</validators>
public @interface Validations {
//自定义校验器数组
public CustomValidator[] customValidators() default {};
//字段转换错误校验器数组
public ConversionErrorFieldValidator[] conversionErrorFields() default {};
//日期范围校验器
public DateRangeFieldValidator[] dateRangeFields() default {};
//Email校验器
public EmailValidator[] emails() default {};
//字段表达式校验器
public FieldExpressionValidator[] fieldExpressions() default {};
//整数范围校验器
public IntRangeFieldValidator[] intRangeFields() default {};
//必填字段校验器
public RequiredFieldValidator[] requiredFields() default {};
//必填字符串校验器
public RequiredStringValidator[] requiredStrings() default {};
//字符串长度校验器
public StringLengthFieldValidator[] stringLengthFields() default {};
//URL校验器
public UrlValidator[] urls() default {};
//带条件的Vistor校验器
public ConditionalVisitorFieldValidator[] conditionalVisitorFields() default {};
//Vistor校验器
public VisitorFieldValidator[] visitorFields() default {};
//正则表达式校验器
public RegexFieldValidator[] regexFields() default {};
//表达式校验器
public ExpressionValidator[] expressions() default {};
}
package com.cyw.test;
import java.text.ParsePosition;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.validator.annotations.Validations;
import com.opensymphony.xwork2.validator.annotations.*;
public class ValidatorAction extends ActionSupport {
private User user;
private List<User>userList=new ArrayList<User>();
public List<User> getUserList() {
return userList;
}
public void setUserList(List<User> userList) {
this.userList = userList;
}
@Validations(
emails={@EmailValidator(fieldName="user.email",message="邮件字段的格式不对")},
conversionErrorFields={@ConversionErrorFieldValidator(fieldName="user.age",message="年龄输入的值转换错误")},
intRangeFields={@IntRangeFieldValidator(fieldName="user.age",min="0",max="120",message="年龄范围为0到120")},
dateRangeFields={@DateRangeFieldValidator(fieldName="user.birthDay",min="1900-01-01",max="2017-03-30",message="日期输入不正确")},
regexFields={@RegexFieldValidator(regexExpression="^[A-Za-z][A-Za-z1-9_-]+$",fieldName="user.name",message="用户名(字母开头 + 数字/字母/下划线)")}
)
public String addUser()
{
if(user==null)
{
return "regist";
}
userList.add(user);
return "success";
}
private static final long serialVersionUID = 1L;
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
}
<interceptor-ref name="validation"> <param name="validateAnnotatedMethodOnly">true</param> </interceptor-ref>
<field name="user.name"> <field-validator type="regex"> <param name="regexExpression"><![CDATA[(\^[A-Za-z][A-Za-z1-9_-]+$)]]></param> <message>用户名(字母开头 + 数字/字母/下划线)</message> </field-validator> </field>
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