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Warning: session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /var/www/tb-usercake/models/config.php on line 51
static L sortedByField(Collection c, final S... fields) { L l = new ArrayList(c); sort(l, new Comparator() { public int compare(A a, A b) { for (S field : fields) { int x = cmp(getOpt(a, field), getOpt(b, field)); if (x != 0) ret x; } ret 0; } }); ret l; }