Java 停止缓存jsp页面
好吧,我的nocache过滤器似乎不起作用了。我读过其他问题,但他们的答案似乎不太有效。我正在使用firefox。尝试清除缓存,重新启动tomcat。过滤器也被调用,标题显示页面未被缓存。但当我点击后退按钮时,页面仍然会加载..怎么办Java 停止缓存jsp页面,java,jsp,servlets,servlet-filters,Java,Jsp,Servlets,Servlet Filters,好吧,我的nocache过滤器似乎不起作用了。我读过其他问题,但他们的答案似乎不太有效。我正在使用firefox。尝试清除缓存,重新启动tomcat。过滤器也被调用,标题显示页面未被缓存。但当我点击后退按钮时,页面仍然会加载..怎么办 public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, Servle
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain)
throws IOException, ServletException {
HttpServletResponse httpResponse = (HttpServletResponse) response;
HttpServletRequest httpRequest = (HttpServletRequest) request;
// Set standard HTTP/1.1 no-cache headers.
httpResponse.setHeader("Cache-Control", "private, no-store, no-cache, must-revalidate");
// Set standard HTTP/1.0 no-cache header.
httpResponse.setHeader("Pragma", "no-cache");
httpResponse.setDateHeader("Expires", 0); //prevents caching at the proxy server
String method = httpRequest.getMethod();
String URI = httpRequest.getRequestURI();
System.out.println(method + " request invoked on " + URI);
chain.doFilter(httpRequest, httpResponse);
}
编辑:我也试过放标签,不好。试试下面
httpResponse.setDateHeader("Expires", -1); //Add this line
httpResponse.setDateHeader("Expires", 0);//Remove this line
查找详细信息我也读过。尝试将其更改为-1。还是不行。点击后退按钮只是再次加载页面。过滤器是否映射所有URL?