private static void tokenizeUserSubject(StringBuilder state, UserSubject subject) {
if (subject != null) {
// 1
state.append(tokenizeString(subject.getLogin()));
state.append("&");
// 2
state.append(tokenizeString(subject.getId()));
state.append("&");
// 3
state.append(tokenizeString(subject.getRoles().toString()));
state.append("&");
// 4
state.append(tokenizeString(subject.getProperties().toString()));
} else {
state.append("&");
}
}
