/**
* Excludes the current object being edited from the collection if:
*
* <ul>
* <li>excludeWithDefaultValues is {@code true}
* <li>it has default values; and
* <li>excluding the object won't invalidate the collection's minimum cardinality
* </ul>
*
* <p>This is so that incomplete objects that contain no user-entered data can be excluded from
* commits.
*
* @return {@code true} if an incomplete object was excluded; otherwise {@code false}
*/
private boolean excludeObjectWithDefaultValues() {
IMObjectEditor editor = getCurrentEditor();
boolean excluded = false;
if (excludeDefaultValueObject && editor != null) {
CollectionPropertyEditor collection = getCollectionPropertyEditor();
IMObject object = editor.getObject();
List<IMObject> list = collection.getObjects();
if (hasDefaultValues(editor)) {
// NOTE: object not in the collection until added, but its editor will still be registered
boolean inList = list.contains(object);
int inListSize =
inList ? list.size() : list.size() + 1; // size of the collection with the obj present
// only exclude if excluding it doesn't invalidate cardinality constraints
if (inListSize - 1 >= collection.getMinCardinality()) {
collection.remove(object);
excluded = true;
} else if (inListSize - 1 < collection.getMinCardinality()) {
if (!inList) {
// add it if its required to get closer to min cardinality
addEdited(editor);
}
} else {
// can exclude
excluded = true;
}
} else {
// user has changed the object, so ensure it is added
addEdited(editor);
}
}
return excluded;
}
/**
* Returns the set of acts being edited, including that of the {@link #getCurrentEditor()}.
*
* @return the set of acts being edited
*/
public List<Act> getCurrentActs() {
Set<Act> result = new LinkedHashSet<>(getActs());
IMObjectEditor current = getCurrentEditor();
if (current != null) {
result.add((Act) current.getObject());
}
return new ArrayList<>(result);
}
/** Invoked when the current editor is modified. */
@Override
protected void onCurrentEditorModified() {
IMObjectEditor editor = getCurrentEditor();
if (editor != null) {
// flag the editor as modified before delegating to super, otherwise it may be needlessly
// unmapped from the
// collection by excludeObjectWithDefaultValues()
Act object = (Act) editor.getObject();
setModified(object, true);
}
super.onCurrentEditorModified();
}
/**
* Determines if an object associated with an editor contains default values.
*
* <p>This only applies to new objects. These are considered to have default values if they
* haven't been modified since the editor was created (the editor typically initialises default
* values within its constructor).
*
* @param editor the editor
* @return {@code true} if the object has default values
*/
private boolean hasDefaultValues(IMObjectEditor editor) {
boolean result = false;
IMObject object = editor.getObject();
if (object.isNew()) {
Boolean changed = modified.get(object.getObjectReference());
if (changed != null && !changed) {
result = true;
}
}
return result;
}
