http://www.jt.com/user/logout.html ,拦截.html后缀
时间: 2023-07-19 15:22:10 浏览: 112
你可以使用URL重写(URL Rewriting)技术来实现这个功能。具体实现方法如下:
1. 在web.xml文件中配置一个Filter,用于拦截以.html结尾的请求:
```
<filter>
<filter-name>urlRewriteFilter</filter-name>
<filter-class>com.example.UrlRewriteFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>urlRewriteFilter</filter-name>
<url-pattern>*.html</url-pattern>
</filter-mapping>
```
2. 编写UrlRewriteFilter类,实现doFilter方法:
```
public class UrlRewriteFilter implements Filter {
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
HttpServletRequest httpRequest = (HttpServletRequest) request;
String path = httpRequest.getRequestURI().substring(httpRequest.getContextPath().length());
if (path.endsWith(".html")) {
String newPath = path.substring(0, path.length() - 5);
RequestDispatcher dispatcher = request.getRequestDispatcher(newPath);
dispatcher.forward(request, response);
} else {
chain.doFilter(request, response);
}
}
// 其他方法
}
```
这样,当用户访问"http://www.jt.com/user/logout.html"时,UrlRewriteFilter会拦截请求并将其转发到"/user/logout"路径,然后通过servlet处理该路径的请求并执行相应的逻辑。