src/main/java/com/hp/autonomy/hod/client/api/textindex/IndexFlavor.java
public static Set<IndexFlavor> complementOf(final Set<IndexFlavor> indexFlavors) {
        final Set<IndexFlavor> set = allOf();
        set.removeAll(indexFlavors);
        return set;
    }
public static Set<IndexFlavor> complementOf(final Set<IndexFlavor> indexFlavors) {
        final Set<IndexFlavor> set = allOf();
        set.removeAll(indexFlavors);
        return set;
    }
Returns a set containing all the known index flavours, except those is the given set
@param indexFlavors The index flavours which will not be included in the returned set
@return The complement of the given set of index flavours