java 强制浏览器不缓存网页

java代码如下：

/**
	 * 通知浏览器不缓存
	 * @param response
	 */
	public void  noCache(HttpServletResponse response){
		response.setHeader("Cache-Control", "no-cache");  
		response.setHeader("Cache-Control", "no-store");  
		response.setHeader("Pragma", "no-cache");  
		response.setDateHeader("Expires", 0);
	}