@Override
public Collection<String> getContainerPropertyIds() {
if (properties == null) {
if (getDynaClass() != null) {
ArrayList<String> props = new ArrayList<String>();
for (DynaProperty db : getDynaClass().getDynaProperties()) {
if (db.getType() != null) {
props.add(db.getName());
} else {
// type may be null in some cases
Logger.getLogger(ListContainer.class.getName())
.log(Level.FINE, "Type not detected for property {0}", db.getName());
}
}
props.remove("class");
properties = props;
} else {
return Collections.EMPTY_LIST;
}
}
return properties;
}
@Override
public Collection<?> getSortableContainerPropertyIds() {
if (backingList instanceof SortableLazyList) {
// Assume SortableLazyList can sort by any Comparable property
} else if (backingList instanceof LazyList) {
// When using LazyList, don't support sorting by default
// as the sorting should most probably be done at backend call level
return Collections.emptySet();
}
final ArrayList<String> props = new ArrayList<String>();
for (Object a : getContainerPropertyIds()) {
DynaProperty db = getDynaClass().getDynaProperty(a.toString());
if (db != null
&& db.getType() != null
&& (db.getType().isPrimitive() || Comparable.class.isAssignableFrom(db.getType()))) {
props.add(db.getName());
}
}
return props;
}