Liferay Login Hook

public class LoginAction extends Action {
    public void run(HttpServletRequest req, HttpServletResponse res) {
        HttpServletRequest originalRequest = PortalUtil.getOriginalServletRequest(req);
        String origUrl = HttpUtil.getCompleteURL(originalRequest);
        String foo = HttpUtil.getParameter(origUrl, "foo");
        System.out.println("## origUrl: " + origUrl);
        System.out.println("## foo: " + foo);
    }
}
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OUTPUT
## origUrl: http: //localhost:8080/c
## foo: