@Override
    public void write(Encoder encoder, FileSystemSnapshot value) throws Exception {
        value.accept(new RootTrackingFileSystemSnapshotHierarchyVisitor() {
            @Override
            public void enterDirectory(DirectorySnapshot directorySnapshot, boolean isRoot) {
                try {
                    writeEntryType(encoder, EntryType.DIR_OPEN);
                    writePath(encoder, isRoot, directorySnapshot);