public void setSelectedObjectsFromDB() {
this.selectingObject = true;
this.list.clearSelection();
int offsetIdx = 0;
ArrayList<Integer> selectedIndices = new ArrayList<Integer>();
for (ObjectStructure s : this.currentChannels) {
BasicDBList selectedObjects =
Core.mongoConnector.getSelectedObjects(currentNucId, s.getIdx());
if (selectedObjects != null && !selectedObjects.isEmpty()) {
for (Object o : selectedObjects) selectedIndices.add((Integer) o + offsetIdx);
}
offsetIdx += s.getObjects().length;
}
if (!selectedIndices.isEmpty()) {
int[] selectedIdx = new int[selectedIndices.size()];
for (int i = 0; i < selectedIdx.length; i++) selectedIdx[i] = selectedIndices.get(i);
this.list.setSelectedIndices(selectedIdx);
}
this.selectingObject = false;
}
/**
* Reads the given {@link BasicDBList} into a collection of the given {@link TypeInformation}.
*
* @param targetType must not be {@literal null}.
* @param sourceValue must not be {@literal null}.
* @param path must not be {@literal null}.
* @return the converted {@link Collection} or array, will never be {@literal null}.
*/
private Object readCollectionOrArray(
TypeInformation<?> targetType, BasicDBList sourceValue, ObjectPath path) {
Assert.notNull(targetType, "Target type must not be null!");
Assert.notNull(path, "Object path must not be null!");
Class<?> collectionType = targetType.getType();
if (sourceValue.isEmpty()) {
return getPotentiallyConvertedSimpleRead(new HashSet<Object>(), collectionType);
}
TypeInformation<?> componentType = targetType.getComponentType();
Class<?> rawComponentType = componentType == null ? null : componentType.getType();
collectionType =
Collection.class.isAssignableFrom(collectionType) ? collectionType : List.class;
Collection<Object> items =
targetType.getType().isArray()
? new ArrayList<Object>()
: CollectionFactory.createCollection(
collectionType, rawComponentType, sourceValue.size());
for (int i = 0; i < sourceValue.size(); i++) {
Object dbObjItem = sourceValue.get(i);
if (dbObjItem instanceof DBRef) {
items.add(
DBRef.class.equals(rawComponentType)
? dbObjItem
: read(componentType, readRef((DBRef) dbObjItem), path));
} else if (dbObjItem instanceof DBObject) {
items.add(read(componentType, (DBObject) dbObjItem, path));
} else {
items.add(getPotentiallyConvertedSimpleRead(dbObjItem, rawComponentType));
}
}
return getPotentiallyConvertedSimpleRead(items, targetType.getType());
}