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struts2校验の实现

时间:2016-08-23 11:24:43      阅读:127      评论:0      收藏:0      [点我收藏+]

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1.JSP

<%@ page contentType="text/html; charset=utf-8" language="java" errorPage="" pageEncoding="utf-8" %>
<%@taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>请输入您的注册信息</title>
</head>
<body>
<h2>请输入您的注册信息</h2>
<s:fielderror/>
<s:form action="regist">
    <s:textfield name="name" label="用户名"/>
    <s:textfield name="pass" label="密码"/>
    <s:textfield name="age" label="年龄"/>
    <s:textfield name="birth" label="生日"/>
    <s:submit value="注册"/>
</s:form>
</body>

</html>

2.Action

package com.mi.action;

import com.opensymphony.xwork2.ActionSupport;

import java.util.Date;

public class RegistAction extends ActionSupport
{
    /**
     * 
     */
    private static final long serialVersionUID = 1L;
    // ????4?????菽??籏???????
    private String name;
    private String pass;
    private int age;
    private Date birth;

    // name??setter??getter????
    public void setName(String name)
    {
        this.name = name;
    }
    public String getName()
    {
        return this.name;
    }

    // pass??setter??getter????
    public void setPass(String pass)
    {
        this.pass = pass;
    }
    public String getPass()
    {
        return this.pass;
    }

    // age??setter??getter????
    public void setAge(int age)
    {
        this.age = age;
    }
    public int getAge()
    {
        return this.age;
    }

    // birth??setter??getter????
    public void setBirth(Date birth)
    {
        this.birth = birth;
    }
    public Date getBirth()
    {
        return this.birth;
    }
}

3.struts.xml

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE struts PUBLIC
    "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"
    "http://struts.apache.org/dtds/struts-2.3.dtd">
<struts>
    <constant name="struts.i18n.encoding" value="utf-8"/>

    <package name="lee" extends="struts-default">
    <!-- 用户注册的Action -->
    <action name="regist" class="com.mi.action.RegistAction">
        <!-- 类型转换失败、输入校验失败,转入input对应的视图 -->
        <result name="input">/content/registForm.jsp</result>
        <result>/content/show.jsp</result>
    </action>
        <action name="*">
            <result>/content/{1}.jsp</result>
        </action>
        
    </package>
</struts>

4.RegistAction-validation.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- 指定校验配置文件的DTD信息 -->
<!DOCTYPE validators PUBLIC 
    "-//Apache Struts//XWork Validator 1.0.3//EN"
    "http://struts.apache.org/dtds/xwork-validator-1.0.3.dtd">
<!-- 校验文件的根元素 -->
<validators>
    <!-- 校验Action的name属性 -->
    <field name="name">
        <!-- 指定name属性必须满足必填规则 -->
        <field-validator type="requiredstring">
            <param name="trim">true</param>
            <message key="name.requried"/>
        </field-validator>
        <!-- 指定name属性必须匹配正则表达式 -->
        <field-validator type="regex">
            <param name="regex"><![CDATA[(\w{4,25})]]></param>
            <message key="name.regex">
            </message>
        </field-validator>
    </field>
    <!-- 校验Action的pass属性 -->
    <field name="pass">
        <!-- 指定pass属性必须满足必填规则 -->
        <field-validator type="requiredstring">
            <param name="trim">true</param>
            <message key="pass.requried"/>
        </field-validator>
        <!-- 指定pass属性必须满足匹配指定的正则表达式 -->
        <field-validator type="regex">
            <param name="regex"><![CDATA[(\w{4,25})]]></param>
            <message key="pass.regex"/>
        </field-validator>
    </field>
    <!-- 指定age属性必须在指定范围内-->
    <field name="age">
        <field-validator type="int">
            <param name="min">1</param>
            <param name="max">150</param>
            <message key="age.range"/>
        </field-validator>
    </field>
    <!-- 指定birth属性必须在指定范围内-->
    <field name="birth">
        <field-validator type="date">
            <!-- 下面指定日期字符串时,必须使用本Locale的日期格式 -->
            <param name="min">1900-01-01</param>
            <param name="max">2050-02-21</param>
            <message key="birth.range"/>
        </field-validator>
    </field>
</validators>

 

struts2校验の实现

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原文地址:http://www.cnblogs.com/tingbogiu/p/5798335.html

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