springMVC实现国际化

package cn.guojihua.controller; import java.util.Locale; import javax.servlet.http.HttpServletRequest; import org.springframework.beans.BeansException; import org.springframework.context.ApplicationContext; import org.springframework.context.ApplicationContextAware; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.i18n.SessionLocaleResolver; import org.springframework.web.servlet.support.RequestContextUtils; @Controller public class GuojihuaController implements ApplicationContextAware { private static ApplicationContext applicationContext; @Override public void setApplicationContext(ApplicationContext arg0) throws BeansException { applicationContext = arg0; } @RequestMapping("/guojihua") public ModelAndView guojihua(HttpServletRequest request, String langType) { // 返回的modelAndView ModelAndView modelAndView = new ModelAndView(); // 判断语言类型，在页面显示不同的国际化版本 Locale locale = null; if ("cn".equals(langType)) { locale = new Locale("cn"); // 配置本地信息 request.getSession() .setAttribute( SessionLocaleResolver.LOCALE_SESSION_ATTRIBUTE_NAME, locale); } else if ("en".equals(langType)) { locale = new Locale("en"); request.getSession() .setAttribute( SessionLocaleResolver.LOCALE_SESSION_ATTRIBUTE_NAME, locale); } else { // 这里默认的，不用配置也可以 request.getSession().setAttribute( SessionLocaleResolver.LOCALE_SESSION_ATTRIBUTE_NAME, RequestContextUtils.getLocale(request)); } // 这是在后台获取国际化信息，然后显示到前台jsp String guojihua = applicationContext.getMessage("guojihua", null, RequestContextUtils.getLocale(request)); // 后台保存值 modelAndView.addObject("guojihua", guojihua); // 返回modelAndView modelAndView.setViewName("guojihua"); return modelAndView; } }