Java去掉 URL 中的 jsessionid
作者：互联网
import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpServletResponseWrapper;
import javax.servlet.http.HttpSession;
import java.io.IOException;
public class DisableUrlSessionFilter implements Filter {
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
// skip non-http requests
if (!(request instanceof HttpServletRequest)) {
chain.doFilter(request, response);
return;
}
HttpServletRequest httpRequest = (HttpServletRequest) request;
HttpServletResponse httpResponse = (HttpServletResponse) response;
// clear session if session id in URL
if (httpRequest.isRequestedSessionIdFromURL()) {
HttpSession session = httpRequest.getSession();
if (session != null) session.invalidate();
}
// wrap response to remove URL encoding
HttpServletResponseWrapper wrappedResponse = new HttpServletResponseWrapper(httpResponse) {
@Override
public String encodeRedirectUrl(String url) {
return url;
}
public String encodeRedirectURL(String url) {
return url;
}
public String encodeUrl(String url) {
return url;
}
public String encodeURL(String url) {
return url;
}
};
// process next request in chain
chain.doFilter(request, wrappedResponse);
}
/**
* Unused.
*/
public void init(FilterConfig config) throws ServletException {
}
/**
* Unused.
*/
public void destroy() {
}
}
[代码] web.xml
<filter>
<filter-name>jsessionid</filter-name>
<filter-class>
com.haoxingtong.web.web.filter.DisableUrlSessionFilter
</filter-class>
</filter>
<filter-mapping>
<filter-name>jsessionid</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
标签：Java,String,URL,request,jsessionid,url,session,return,public 来源： https://blog.51cto.com/u_15161566/2694084