private void updateCheckState() {
   List result = new ArrayList();
   // Checked error statuses
   if (fMissing != null) {
     result.addAll(fMissing);
   }
   if (fFeaureModeButton.getSelection()) {
     // Checked features and plugins
     result.addAll(((TargetDefinition) fTargetDefinition).getFeaturesAndBundles());
   } else {
     // Bundles with errors are already included from fMissing, do not add twice
     IResolvedBundle[] bundles = fTargetDefinition.getBundles();
     for (int i = 0; i < bundles.length; i++) {
       if (bundles[i].getStatus().isOK()) {
         result.add(bundles[i]);
       }
     }
   }
   fTree.setCheckedElements(result.toArray());
 }