if (entry == null) {
if (entry == null || properties == null) {
    public void saveProperties(ISVNEntry entry, Map properties) throws SVNException {        initAdminArea(entry);        if (entry == null) {            return;        }        if (properties == null || (entry.isDirectory() && properties.isEmpty())) {            getPropertiesFile(entry).delete();            return;        }        saveProperties(getPropertiesFile(entry), properties);    }