String[] customWebProtocols = { "http:", "https:", "ftp:" };
        String[] customFileProtocols = { "file:", "smb:" };

        parser.setWebProtocols(customWebProtocols);
        parser.setFileProtocols(customFileProtocols);

        assertEquals("\\Qftp://test\\E.*", parser.parseFilterPaths("ftp://test", true, false));
        assertEquals("\\Qftp://test\\E.*", parser.parseFilterPaths("ftp://test", false, true));
    }

    /**
     * Sets the array of file protocols to recognize for URL classification.
     *
     * @param fileProtocols array of protocol prefixes (e.g., "file:", "smb:", "ftp:")
     */
    public void setFileProtocols(final String[] fileProtocols) {
        this.fileProtocols = fileProtocols;
    }

    /**
     * Returns a string representation of this parser's current state.