@Override
void toggleSelection(String id) {
if (id != null) {
if (selectedIds.contains(id)) {
selectedIds.remove(id);
} else {
selectedIds.add(id);
}
}
}
public List<T> getGraphObjectsById(Collection<String> ids) {
Set<String> idSet = new HashSet<String>();
idSet.addAll(ids);
ArrayList<T> result = new ArrayList<T>(idSet.size());
for (String id : idSet) {
T graphObject = graphObjectsById.get(id);
if (graphObject != null) {
result.add(graphObject);
}
}
return result;
}
@Override
void saveSelectionToBundle(Bundle outBundle, String key) {
if (!selectedIds.isEmpty()) {
String ids = TextUtils.join(",", selectedIds);
outBundle.putString(key, ids);
}
}
@Override
void readSelectionFromBundle(Bundle inBundle, String key) {
if (inBundle != null) {
String ids = inBundle.getString(key);
if (ids != null) {
String[] splitIds = TextUtils.split(ids, ",");
selectedIds.clear();
Collections.addAll(selectedIds, splitIds);
}
}
}
@Override
boolean isEmpty() {
return selectedIds.isEmpty();
}
@Override
public void clear() {
selectedIds.clear();
}
@Override
boolean isSelected(String id) {
return id != null && selectedIds.contains(id);
}