public static void removeDuplicates(@NotNull CompositePackagingElement<?> parent) {
List<PackagingElement<?>> prevChildren = new ArrayList<PackagingElement<?>>();
List<PackagingElement<?>> toRemove = new ArrayList<PackagingElement<?>>();
for (PackagingElement<?> child : parent.getChildren()) {
if (child instanceof CompositePackagingElement<?>) {
removeDuplicates((CompositePackagingElement<?>) child);
}
boolean merged = false;
for (PackagingElement<?> prevChild : prevChildren) {
if (child.isEqualTo(prevChild)) {
if (child instanceof CompositePackagingElement<?>) {
for (PackagingElement<?> childElement :
((CompositePackagingElement<?>) child).getChildren()) {
((CompositePackagingElement<?>) prevChild).addOrFindChild(childElement);
}
}
merged = true;
break;
}
}
if (merged) {
toRemove.add(child);
} else {
prevChildren.add(child);
}
}
for (PackagingElement<?> child : toRemove) {
parent.removeChild(child);
}
}
