/**
  * Generate the method types set and return true if the method summary table needs to show tabs.
  *
  * @return true if the table should show tabs
  */
 public boolean showTabs() {
   int value;
   for (MethodTypes type : EnumSet.allOf(MethodTypes.class)) {
     value = type.value();
     if ((value & methodTypesOr) == value) {
       methodTypes.add(type);
     }
   }
   boolean showTabs = methodTypes.size() > 1;
   if (showTabs) {
     methodTypes.add(MethodTypes.ALL);
   }
   return showTabs;
 }