Struts中国际化的简单例子

application_tmp.properties

word.key=word
hello.key=你好
aaaa.key=这个bean存在.
bbbb.key=这个bean不存在.
error.key=发生一个错误，请检查！
params.key=暗暗暗暗暗暗啊,{0},不?徊徊徊徊徊徊?{1},我我我我我我我,{2},的的的的的的的

编码转换命令：

D:\yangjin\test3>native2ascii -encoding GBK .\web-inf\classes\test\application_cn_tmp.properties .\web-inf\classes\test\application_zh_CN.properties

application_zh_CN.properties

word.key=word
hello.key=\u4f60\u597d
aaaa.key=\u8fd9\u4e2abean\u5b58\u5728.
bbbb.key=\u8fd9\u4e2abean\u4e0d\u5b58\u5728.
error.key=\u53d1\u751f\u4e00\u4e2a\u9519\u8bef\uff0c\u8bf7\u68c0\u67e5\uff01
params.key=\u6697\u6697\u6697\u6697\u6697\u6697\u554a,{0},\u4e0d\u4e0d\u4e0d\u4e0d\u4e0d\u4e0d\u4e0d\u4e0d,{1},\u6211\u6211\u6211\u6211\u6211\u6211\u6211,{2},\u7684\u7684\u7684\u7684\u7684\u7684\u7684

application.properties

word.key=word
hello.key=hello
aaaa.key=this bean is present.
bbbb.key=this bean isn't present.
error.key=raise a error, please check!
params.key=AAAAAAAAAAA,{0},BBBBBBBBBB,{1},CCCCCCCCCCC,{2},DDDDDDDDDD

application_en.properties //在字符串后加上”_“，以便和默认文件相区别。

word.key=word_
hello.key=hello_
aaaa.key=this bean is present._
bbbb.key=this bean isn't present._
error.key=raise a error, please check!_
params.key=AAAAAAAAAAA,{0},BBBBBBBBBB,{1},CCCCCCCCCCC,{2},DDDDDDDDDD_

HelloBean.java

.......

private boolean match(String str) {
Pattern p = Pattern.compile("[^0-9]+"); //正则表达式验证：如果字符串中含有数字，返回错误。
Matcher m = p.matcher(str);
return m.matches();
}
public ActionErrors validate(ActionMapping mapping, HttpServletRequest request) {
ActionErrors errors = new ActionErrors();
if (word == null || !match(word)) {
errors.add("word", new ActionMessage("error.key"));
}
return errors;
}

struts-config.xml

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE struts-config PUBLIC '-//Apache Software Foundation//DTD Struts Configuration 1.1//EN' 'http://jakarta.apache.org/struts/dtds/struts-config_1_1.dtd'>

<struts-config>
<form-beans>
<form-bean name="helloBean" type="test.HelloBean" />
</form-beans>
<action-mappings>
<action path="/HelloAction" type="test.HelloAction" name="helloBean" scope="request" validate="true" input="/error.jsp">
<forward name="sayHello" path="/hello.jsp" />
</action>
</action-mappings>
<message-resources parameter="test.application"/>
</struts-config>

error.jsp

<%@ page contentType="text/html;charset=GBK" %>
<%@ taglib uri="/WEB-INF/struts-html.tld" prefix="html" %>
<html:errors/>

结果：

将浏览器的“语言”选项设为"en"。

http://localhost:2000/test3/HelloAction.do?word=bi234

raise a error, please check!_

将浏览器的“语言”选项设为"zh_CN"。

http://localhost:2000/test3/HelloAction.do?word=bi234

发生一个错误，请检查！