MavenProperties properties;
        if (props instanceof MavenProperties) {
            properties = (MavenProperties) props;
        } else {
            properties = new MavenProperties();
            properties.putAll(props);
        }
        return update(properties);
    }

    public boolean update(MavenProperties properties) {
        boolean modified = false;

                + "                        \n";

        java.util.Properties props1 = new java.util.Properties();
        props1.load(new StringReader(config));

        MavenProperties props2 = new MavenProperties();
        props2.load(new StringReader(config));

        String s325 = props1.getProperty(" \r");
        assertEquals("\n \t \f", s325, "1");
        String s324 = props1.getProperty("a");

            }
        }
        props.keySet().removeIf(k -> k.startsWith(OVERRIDE_PREFIX));
    }

    private static MavenProperties loadPropertiesFile(
            Path path, boolean failIfNotFound, Function<String, String> callback) throws IOException {
        MavenProperties configProps = new MavenProperties(null, false);
        if (Files.exists(path) || failIfNotFound) {
            configProps.load(path);