in src/main/java/org/apache/sling/installer/factories/configuration/impl/ConfigUtil.java [148:159]
public static Dictionary<String, Object> cleanConfiguration(final Dictionary<String, Object> config) {
final Dictionary<String, Object> cleanedConfig = new Hashtable<>();
final Enumeration<String> e = config.keys();
while(e.hasMoreElements()) {
final String key = e.nextElement();
if ( !IGNORED_PROPERTIES.contains(key) ) {
cleanedConfig.put(key, config.get(key));
}
}
return cleanedConfig;
}