// If we already determined the user's name, return it
if (name != null) {
return name;
}
// Try to determine the name of the user
name = request.getRemoteUser();
// If the login name isn't available, try reading a parameter
if (name == null) {
name = request.getParameter("name");
}
// If the name isn't available as a parameter, try the session
if (name == null) {
name = (String) request.getSession().getAttribute("name");
}
// If the name isn't in the session, try a cookie
if (name == null) {
Cookie[] cookies = request.getCookies();
for (int i = 0; i < cookies.length; i++) {
if (cookies[i].getName().equals("name")) {
name = cookies[i].getValue();
}
}
}
// If the name isn't in a cookie either, give up
return name;
