protected DOMThemeGenerator createTypeClassRuleGenerator() {
category.setLevel(Level.ALL);
DOMThemeGenerator generator = new DefaultDOMThemeGenerator();
RuleBuilderFactory ruleBuilderFactory = new RuleBuilderFactory();
RuleExtractor typeRuleExtractor = new TypeRuleExtractor(
ruleBuilderFactory);
generator.addRuleExtractor(typeRuleExtractor);
StylesClassRuleExtractorFactory stylesClassRuleExtractorFactory =
new StylesClassRuleExtractorFactoryImpl(ruleBuilderFactory);
RuleExtractor classRuleExtractor = new ClassRuleExtractor(