action:
package lee;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.ActionContext;
import java.util.*;
import java.util.regex.*;
import java.text.*;
public class RegistAction extends ActionSupport
{
private String name;
private String pass;
private int age;
private Date birth;
// get/set方法
}
验证文件:
<?xml version="1.0" encoding="GBK"?>
<!-- 指定校验配置文件的DTD信息 -->
<!DOCTYPE validators PUBLIC "-//OpenSymphony Group//XWork Validator 1.0.2//EN"
"http://www.opensymphony.com/xwork/xwork-validator-1.0.2.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" short-circuit="true">
<param name="trim">true</param>
<!-- 如果校验失败,输出name.requried对应的国际化信息 -->
<message>${getText("name.requried")}</message>
</field-validator>
<!-- 指定name属性必须匹配正则表达式 -->
<field-validator type="regex">
<param name="expression"><![CDATA[(\w{4,25})]]></param>
<!-- 如果校验失败,输出name.regex对应的国际化信息 -->
<message>${getText("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" short-circuit="true">
<param name="trim">true</param>
<!-- 如果校验失败,输出pass.requried对应的国际化信息 -->
<message>${getText("pass.requried")}</message>
</field-validator>
<!-- 指定pass属性必须满足匹配指定的正则表达式 -->
<field-validator type="regex">
<param name="expression"><![CDATA[(\w{4,25})]]></param>
<!-- 如果校验失败,输出pass.regex对应的国际化信息 -->
<message>${getText("pass.regex")}</message>
</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>
<!-- 如果校验失败,输出age.range对应的国际化信息 -->
<message>${getText("age.range")}</message>
</field-validator>
</field>
<!-- 指定birth属性必须在指定范围内-->
<field name="birth">
<field-validator type="date">
<!-- 下面指定日期字符串时,必须使用本Locale的日期格式 -->
<param name="min">1900-01-01</param>
<param name="max">2050-02-21</param>
<!-- 如果校验失败,输出birth.range对应的国际化信息 -->
<message>${getText("birth.range")}</message>
</field-validator>
</field>
</validators>
国际化资源文件:
globalMessages_zh_CN.properties
xwork.default.invalid.fieldvalue={0}\u5B57\u6BB5\u65E0\u6548
name.requried=\u60A8\u5FC5\u987B\u8F93\u5165\u7528\u6237\u540D\!
name.regex=\u60A8\u8F93\u5165\u7684\u7528\u6237\u540D\u53EA\u80FD\u662F\u5B57\u6BCD\u548C\u6570\u7EC4\uFF0C\u4E14\u957F\u5EA6\u5FC5\u987B\u57284\u523025\u4E4B\u95F4\!
pass.requried=\u60A8\u5FC5\u987B\u8F93\u5165\u5BC6\u7801\!
pass.regex=\u60A8\u8F93\u5165\u7684\u5BC6\u7801\u53EA\u80FD\u662F\u5B57\u6BCD\u548C\u6570\u7EC4\uFF0C\u4E14\u957F\u5EA6\u5FC5\u987B\u57284\u523025\u4E4B\u95F4\!
age.range=\u60A8\u7684\u5E74\u9F84\u5FC5\u987B\u5728${min}\u548C${max}\u4E4B\u95F4\!
birth.range=\u60A8\u7684\u751F\u65E5\u5FC5\u987B\u57281900-01-01\u548C2050-02-21\u4E4B\u95F4\!
globalMessages.properties
xwork.default.invalid.fieldvalue={0}\u00D7\u00D6\u00B6\u00CE\u00CE\u00DE\u00D0\u00A7
name.requried=\u00C4\u00FA\u00B1\u00D8\u00D0\u00EB\u00CA\u00E4\u00C8\u00EB\u00D3\u00C3\u00BB\u00A7\u00C3\u00FB\!
name.regex=\u00C4\u00FA\u00CA\u00E4\u00C8\u00EB\u00B5\u00C4\u00D3\u00C3\u00BB\u00A7\u00C3\u00FB\u00D6\u00BB\u00C4\u00DC\u00CA\u00C7\u00D7\u00D6\u00C4\u00B8\u00BA\u00CD\u00CA\u00FD\u00D7\u00E9\u00A3\u00AC\u00C7\u00D2\u00B3\u00A4\u00B6\u00C8\u00B1\u00D8\u00D0\u00EB\u00D4\u00DA4\u00B5\u00BD25\u00D6\u00AE\u00BC\u00E4\!
pass.requried=\u00C4\u00FA\u00B1\u00D8\u00D0\u00EB\u00CA\u00E4\u00C8\u00EB\u00C3\u00DC\u00C2\u00EB\!
pass.regex=\u00C4\u00FA\u00CA\u00E4\u00C8\u00EB\u00B5\u00C4\u00C3\u00DC\u00C2\u00EB\u00D6\u00BB\u00C4\u00DC\u00CA\u00C7\u00D7\u00D6\u00C4\u00B8\u00BA\u00CD\u00CA\u00FD\u00D7\u00E9\u00A3\u00AC\u00C7\u00D2\u00B3\u00A4\u00B6\u00C8\u00B1\u00D8\u00D0\u00EB\u00D4\u00DA4\u00B5\u00BD25\u00D6\u00AE\u00BC\u00E4\!
age.range=\u00C4\u00FA\u00B5\u00C4\u00C4\u00EA\u00C1\u00E4\u00B1\u00D8\u00D0\u00EB\u00D4\u00DA${min}\u00BA\u00CD${max}\u00D6\u00AE\u00BC\u00E4\!
birth.range=\u00C4\u00FA\u00B5\u00C4\u00C9\u00FA\u00C8\u00D5\u00B1\u00D8\u00D0\u00EB\u00D4\u00DA1900-01-01\u00BA\u00CD2050-02-21\u00D6\u00AE\u00BC\u00E4\!
struts.xml
<?xml version="1.0" encoding="GBK"?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<constant name="struts.custom.i18n.resources" value="globalMessages"/>
<constant name="struts.i18n.encoding" value="GBK"/>
<package name="lee" extends="struts-default">
<action name="regist" class="lee.RegistAction">
<result name="input">/regist.jsp</result>
<result>/show.jsp</result>
</action>
<action name="">
<result>.</result>
</action>
</package>
</struts>
web.xml
<?xml version="1.0" encoding="GBK"?>
<web-app xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" version="2.5">
<!-- 定义Struts2的核心Filter -->
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.FilterDispatcher</filter-class>
</filter>
<!-- 让Struts2的核心Filter拦截所有请求 -->
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
</web-app>
regist.jsp
<body>
<H1>请输入您的注册信息</H1>
<!-- 使用Struts2标签库生成表单 -->
<s:form action="regist" validate="true">
<!-- 使用s:textfield标签生成文本输入框 -->
<s:textfield label="用户名" name="name"/>
<s:password label="密码" name="pass"/>
<s:textfield label="年龄" name="age"/>
<s:textfield label="生日" name="birth"/>
<s:submit/>
</s:form>
</body>
show.jsp
<body>
<H3>校验成功</H3>
用户名:<s:property value="name"/><br>
密码:<s:property value="pass"/><br>
年龄:<s:property value="age"/><br>
生日:<s:property value="birth"/><br>
</body>