private static Collection<Annotation> getSelectableAnnotations() {
AnnotationFactory factory = DefaultAnnotationFactory.getInstance();
List<Annotation> annotations = new ArrayList<Annotation>();
annotations.addAll(factory.getSubclassInstances(StringAnnotation.class));
annotations.add(factory.ofClass(Charge.class));
// display name order
Collections.sort(
annotations,
new Comparator<Annotation>() {
@Override
public int compare(Annotation o1, Annotation o2) {
return name(o1).compareTo(name(o2));
}
private String name(Annotation a) {
return a.getBrief() != null ? a.getBrief() : a.getClass().getSimpleName();
}
});
// displayed as: -- select annotation --
annotations.add(0, null);
return annotations;
}
/**
* Map the identifier to all entities which match the given key. If the key did not match any
* entity then the key is added to {@link #unmapped()}
*
* @param key look up entities
* @param id the id
* @return an entity <i>handled</i> the identifier
* @see #unmapped()
*/
public boolean map(K key, Identifier id) {
if (id == null) throw new IllegalArgumentException("no identifier provided");
return map(key, annotations.getCrossReference(id));
}