java判断请求的浏览器类型 是否是ie浏览器

import javax.servlet.http.HttpServletRequest;
/**
 * 	浏览器类型判断
 * @author 硅谷探秘者(jia)
 *
 */
public class CheckUtil {
	/**
	 * 	判断是不是ie浏览器
	 * @param request
	 * @return
	 */
	public static boolean isMSBrowser(HttpServletRequest request) {
        String[] IEBrowserSignals = {"MSIE", "Trident", "Edge"};
        String userAgent = request.getHeader("User-Agent");
        for (String signal : IEBrowserSignals) {
        	if (userAgent.contains(signal)){
                return true;
            }
        }
        return false;
    }
}