out.writeObject(treeCacheRoot);
out.writeObject(statusCache);
    private void saveStatusCache() {        File statusCacheFile = new File(SVNProviderPlugin.getPlugin().getStateLocation() + File.separator + "status.cache");        try {            ObjectOutputStream out = new ObjectOutputStream(new FileOutputStream(statusCacheFile));            out.writeObject(treeCacheRoot);            out.close();        } catch (Exception e) {            e.printStackTrace();        }    }