public void init(Context context) {
try {
// get the cookie that contains session information:
Cookie cookie = context.getCookie(applicationCookiePrefix
+ ninja.utils.NinjaConstant.SESSION_SUFFIX);
// check that the cookie is not empty:
if (cookie != null && cookie.getValue() != null
&& !cookie.getValue().trim().equals("")) {
String value = cookie.getValue();
// the first substring until "-" is the sign
String sign = value.substring(0, value.indexOf("-"));
// rest from "-" until the end it the payload of the cookie