I use this to autologin the first time a user registers...don't know if this
helps
| import java.io.IOException;
| import java.util.Iterator;
|
| import javax.servlet.Filter;
| import javax.servlet.FilterChain;
| import javax.servlet.FilterConfig;
| import javax.servlet.ServletException;
| import javax.servlet.ServletRequest;
| import javax.servlet.ServletResponse;
| import javax.servlet.http.HttpServletRequest;
| import javax.servlet.http.HttpServletResponse;
|
| import org.apache.commons.httpclient.Cookie;
| import org.apache.commons.httpclient.HttpClient;
| import org.apache.commons.httpclient.HttpException;
| import org.apache.commons.httpclient.HttpMethod;
| import org.apache.commons.httpclient.HttpState;
| import org.apache.commons.httpclient.HttpStatus;
| import org.apache.commons.httpclient.methods.GetMethod;
| import org.apache.log4j.Logger;
|
|
| /**
| * @web.filter name="autoLoginFilter" display-name="Auto Login Filter"
| * @web.filter-mapping url-pattern="/autologin/*"
| */
|
| public class AutoLoginFilter implements Filter {
|
| private String protectUrl = "http://~";;
| private String jsecurityUrl = "http://~";;
|
| private static Logger log = Logger.getLogger(AutoLoginFilter.class);
|
| private FilterConfig filterConfig;
|
| public void doFilter(ServletRequest request, ServletResponse response,
| FilterChain chain) {
|
| log.debug("Called doFilter");
|
| try {
|
| HttpServletRequest realrequest =
(HttpServletRequest)request;
|
|
| String username =
(String)realrequest.getSession().getAttribute("username");
| String password =
(String)realrequest.getSession().getAttribute("password");
|
| log.debug("Autologin: " + username);
|
| HttpClient client = new HttpClient();
|
| HttpMethod get = new GetMethod(protectUrl);
|
| HttpState state = new HttpState();
| Cookie cookie = new Cookie(~domain, "JSESSIONID",
realrequest.getSession().getId() );
|
| cookie.setPath("/");
|
| log.debug("Cookie: " + cookie.toExternalForm());
| log.debug("Cookie Domain: " + cookie.getDomain());
| log.debug("Cookie Path: " + cookie.getPath());
| log.debug("Cookie Seucre: " + cookie.getSecure());
|
| state.addCookie(cookie);
| client.setState(state);
|
| try {
|
| int statusCode = client.executeMethod(get);
|
| if (statusCode != HttpStatus.SC_OK) {
| log.error("Method failed: " + get.getStatusLine());
| }
|
| } catch (HttpException e) {
| log.error("Fatal protocol violation: " +
e.getMessage());
| } catch (IOException e) {
| log.error("Fatal transport error: " + e.getMessage());
| } finally {
| get.releaseConnection();
|
| String form = jsecurityUrl + "?j_username=" + username
+ "&j_password=" + password;
|
| HttpMethod get2 = new GetMethod(form);
|
| int statusCode2 = client.executeMethod(get2);
|
| log.debug("Autologin Status Code: " +
statusCode2);
|
| /*
| uncomment to debug
| byte[] responseBody = get2.getResponseBody();
| log.debug("Response:" + new String(responseBody));
| */
|
| get2.releaseConnection();
|
| }
|
| HttpServletResponse realresponse =
(HttpServletResponse)response;
| realresponse.sendRedirect(realrequest.getContextPath() +
"/secure");
|
| } catch (IOException io) {
| log.error("IOException:" + io.toString());
| }
|
|
| }
|
| public FilterConfig getFilterConfig() {
| return this.filterConfig;
| }
|
| public void setFilterConfig(FilterConfig filterConfig) {
| this.filterConfig = filterConfig;
| }
|
| public void destroy() {
| }
|
| public void init(FilterConfig arg0) throws ServletException {
| }
|
| }
|
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