}
private SVNNodeEditor generateDeltaTree(FSFS fsfs, FSRoot root, long baseRevision) throws SVNException {
FSRevisionRoot baseRoot = fsfs.createRevisionRoot(baseRevision);
SVNNodeEditor editor = new SVNNodeEditor(fsfs, baseRoot, this);
FSRepositoryUtil.replay(fsfs, root, "", -1, false, editor);
return editor;
}