* @param factory Instance created by the Factory implementation
     */
    public synchronized <T> T withSystemProperty(String propertyName, String value, Factory<T> factory) {
        String originalValue = overrideProperty(propertyName, value);

        try {
            return factory.create();
        } finally {
            restoreProperty(propertyName, originalValue);
        }
    }

    /**

    }

    private static File getNativeServicesDir(File userHomeDir) {
        String overrideProperty = getNativeDirOverride();
        if (overrideProperty == null) {
            return new File(userHomeDir, "native");
        } else {
            return new File(overrideProperty);
        }
    }

    @Nullable
    private static String getNativeDirOverride() {