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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_h7kbitc6pfdfl91e0a8jv09vak, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
sbool isChecked(JCheckBox checkBox) {
  ret checkBox != null && (bool) swing(func -> bool { checkBox.isSelected() });
}

sbool isChecked(JCheckBoxMenuItem mi) {
  ret mi != null && (bool) swing(func -> bool { mi.isSelected() });
}

sbool isChecked(JRadioButton rb) {
  ret rb != null && (bool) swing(() -> rb.isSelected());
}