private void copyRootsFrom(LibraryImpl fromModel) {
myRoots.clear();
for (Map.Entry<OrderRootType, VirtualFilePointerContainer> entry :
fromModel.myRoots.entrySet()) {
OrderRootType rootType = entry.getKey();
VirtualFilePointerContainer container = entry.getValue();
VirtualFilePointerContainer clone = container.clone(myPointersDisposable);
myRoots.put(rootType, clone);
}
}
