Java中i18nAction实现国际化<二>

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》Java中i18nAction实现国际化<二>    作者:左轩、Shiny

实现方式二:拦截器+I18NAction实现按钮切换并调回原来的页面

 

 login_zh_CN.properties:

 

username=\u8D26\u53F7password=\u5BC6\u7801languag=\u8BED\u8A00\u8BBE\u7F6Ezhcn=\u4E2D\u6587enus=English


 

login_en_US.properties:

 

username=User Namepassword=Passwordlanguag=Language Setzhcn=\u4E2D\u6587enus=English


 

 

language.jsp页面如下:

<%@ page language="java" contentType="text/html; charset=UTF-8"    pageEncoding="UTF-8"%>      <%@ taglib uri="/struts-tags" prefix="s" %><!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>I18N国际化</title></head><body><s:text name="languag" /><a href="i18nAction_changeLocal.action?local=zh_CN"><s:text name="zhcn" /></a><a href="i18nAction_changeLocal.action?local=en_US"><s:text name="enus" /></a><s:form action=""><s:textfield name="user.username" key="username" /><s:textfield name="user.username" key="password" /></s:form></body></html>

 


struts.xml配置如下:

 
<constant name="struts.custom.i18n.resources" value="login"></constant>
<interceptors><interceptor name="i18nInterceptor" class="com.huawei.ssi.interceptor.I18NInterceptor"></interceptor><interceptor-stack name="myStack"><interceptor-ref name="i18nInterceptor" /><interceptor-ref name="defaultStack" /></interceptor-stack></interceptors><default-interceptor-ref name="myStack" />

 

 

I18NInterceptor.java

package com.huawei.ssi.interceptor;import java.util.Locale;import java.util.Map;import com.opensymphony.xwork2.ActionContext;import com.opensymphony.xwork2.ActionInvocation;import com.opensymphony.xwork2.interceptor.AbstractInterceptor;public class I18NInterceptor extends AbstractInterceptor {/** *  */private static final long serialVersionUID = 1L;@Overridepublic String intercept(ActionInvocation invocation) throws Exception {// TODO Auto-generated method stubActionContext context = invocation.getInvocationContext();Map<String, Object> params = context.getParameters();for(String key:params.keySet()){//System.out.println(key+"----");if(key.equals("local")){String[] values = (String[]) params.get(key);String local = values[0];Locale locale = localSplit(local);context.setLocale(locale);}}//执行下一个拦截器return invocation.invoke();}public Locale localSplit(String local){String[] cl = local.split("_");return new Locale(cl[0],cl[1]);}}

 

I18NAction.java

package com.huawei.ssi.action;import javax.servlet.http.HttpServletRequest;import org.apache.struts2.ServletActionContext;import com.opensymphony.xwork2.ActionSupport;public class I18NAction extends ActionSupport{private String url;/** *  */private static final long serialVersionUID = 1L;public String changeLocal(){HttpServletRequest request = (HttpServletRequest) ServletActionContext.getRequest();String str = (String) request.getSession().getAttribute("url");setUrl(str);return "url";}public void setUrl(String url) {this.url = url;}public String getUrl() {return url;}}


 

 

 


 


 


 


 

 

 

	
				
		
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