/**
* Returns an array containing the categories to which the supplied class's properties are
* assigned.
*/
public static String[] getCategories(Class<?> clazz) {
String[] categories = _categories.get(clazz);
if (categories == null) {
categories = ArrayUtil.EMPTY_STRING;
for (Property prop : getProperties(clazz)) {
String category = prop.getAnnotation().category();
if (!ListUtil.contains(categories, category)) {
categories = ArrayUtil.append(categories, category);
}
}
if (DynamicallyEditable.class.isAssignableFrom(clazz)) {
if (!ListUtil.contains(categories, "")) {
categories = ArrayUtil.append(categories, "");
}
}
_categories.put(clazz, categories);
}
return categories;
}
/** Creates and returns the list of properties for the supplied class. */
protected static Property[] createProperties(Class<?> clazz) {
// get the list of properties
ArrayList<Property> properties = new ArrayList<Property>();
createProperties(clazz, properties);
// sort the properties by weight
Collections.sort(properties, WEIGHT_COMP);
// if the class has a property order attribute, move the listed properties
// to the beginning in the desired order
PropertyOrder order = clazz.getAnnotation(PropertyOrder.class);
if (order != null) {
int index = 0;
for (String name : order.value()) {
int oindex = index;
for (int ii = index, nn = properties.size(); ii < nn; ii++) {
Property property = properties.get(ii);
if (property.getName().equals(name)) {
properties.remove(ii);
properties.add(index++, property);
break;
}
}
if (index == oindex) {
log.warning(
"Missing property in order annotation [class="
+ clazz.getName()
+ ", property="
+ name
+ "].");
}
}
}
// return an array with the results
return properties.toArray(new Property[properties.size()]);
}
public int compare(Property p1, Property p2) {
return Double.compare(p1.getAnnotation().weight(), p2.getAnnotation().weight());
}