public UrlValidator()

in src/main/java/org/apache/commons/validator/routines/UrlValidator.java [263:286]


    public UrlValidator(String[] schemes, final RegexValidator authorityValidator, final long options, final DomainValidator domainValidator) {
        this.options = options;
        if (domainValidator == null) {
            throw new IllegalArgumentException("DomainValidator must not be null");
        }
        if (domainValidator.isAllowLocal() != ((options & ALLOW_LOCAL_URLS) > 0)){
            throw new IllegalArgumentException("DomainValidator disagrees with ALLOW_LOCAL_URLS setting");
        }
        this.domainValidator = domainValidator;

        if (isOn(ALLOW_ALL_SCHEMES)) {
            allowedSchemes = Collections.emptySet();
        } else {
            if (schemes == null) {
                schemes = DEFAULT_SCHEMES;
            }
            allowedSchemes = new HashSet<>(schemes.length);
            for (final String scheme : schemes) {
                allowedSchemes.add(scheme.toLowerCase(Locale.ENGLISH));
            }
        }

        this.authorityValidator = authorityValidator;
    }