sb.append("Supported Categories:\n");
for (Class<?> clazz : categories) {
sb.append(" " + clazz.getName() + "\n");
}
final SortedSet<Attribute> supportedAttributes = new TreeSet<Attribute>(new AttributeComparator());
for (Class<? extends Attribute> clazz : categories) {
for (DocFlavor docFlavor : docFlavors) {
Object value = this.printService.getSupportedAttributeValues(clazz, docFlavor, attributes);