public void saveRequest() {
// remember the current URI
HttpSession session = myRequest.getSession();
synchronized (session) {
// But only if it is not set already, or we save every uri that leads to a login form redirect
if (session.getAttribute(FormAuthenticator.__J_URI) == null) {
StringBuffer buf = myRequest.getRequestURL();
if (myRequest.getQueryString() != null) buf.append("?").append(myRequest.getQueryString());
session.setAttribute(FormAuthenticator.__J_URI, buf.toString());
session.setAttribute(JettyHttpFacade.__J_METHOD, myRequest.getMethod());
if ("application/x-www-form-urlencoded".equals(myRequest.getContentType())
&& "POST".equalsIgnoreCase(myRequest.getMethod())) {
MultiMap<String> formParameters = extractFormParameters(myRequest);
MultivaluedHashMap<String, String> map = new MultivaluedHashMap<String, String>();
for (String key : formParameters.keySet()) {
for (Object value : formParameters.getValues(key)) {
map.add(key, (String) value);
}
}
session.setAttribute(CACHED_FORM_PARAMETERS, map);
}
}
}
}
public boolean restoreRequest() {
HttpSession session = myRequest.getSession(false);
if (session == null) return false;
synchronized (session) {
String j_uri = (String) session.getAttribute(FormAuthenticator.__J_URI);
if (j_uri != null) {
// check if the request is for the same url as the original and restore
// params if it was a post
StringBuffer buf = myRequest.getRequestURL();
if (myRequest.getQueryString() != null) buf.append("?").append(myRequest.getQueryString());
if (j_uri.equals(buf.toString())) {
String method = (String) session.getAttribute(JettyHttpFacade.__J_METHOD);
myRequest.setMethod(HttpMethod.valueOf(method.toUpperCase()), method);
MultivaluedHashMap<String, String> j_post =
(MultivaluedHashMap<String, String>) session.getAttribute(CACHED_FORM_PARAMETERS);
if (j_post != null) {
myRequest.setContentType("application/x-www-form-urlencoded");
MultiMap<String> map = new MultiMap<String>();
for (String key : j_post.keySet()) {
for (String val : j_post.getList(key)) {
map.add(key, val);
}
}
restoreFormParameters(map, myRequest);
}
session.removeAttribute(FormAuthenticator.__J_URI);
session.removeAttribute(JettyHttpFacade.__J_METHOD);
session.removeAttribute(FormAuthenticator.__J_POST);
}
return true;
}
}
return false;
}