String (int line, Editor editor) { if (!isAvailable()) return ""; final VcsRevisionNumber revisionNumber = myAnnotation.getLineRevisionNumber(line); if (revisionNumber != null) { final Integer num = myHistoryIds.get(revisionNumber); if (num != null) { final String size = String.valueOf(myHistoryIds.size()); String value = num.toString(); while (value.length() < size.length()) { value = " " + value; } return value; } } return ""; }