@Override protected void addFilterImpl(Collection<String> set) { FilterDBTask.addFilterKeyword(FilterDBTask.TYPE_TOPIC, set); }
@Override protected List<String> removeAndGetFilterListImpl(Collection<String> set) { return FilterDBTask.removeAndGetNewFilterKeywordList(FilterDBTask.TYPE_TOPIC, set); }
@Override protected List<String> getDBDataImpl() { return FilterDBTask.getFilterKeywordList(FilterDBTask.TYPE_TOPIC); }