final int value;
        if (obj == null) {
            value = defaultValue;
        } else {
            value = Integer.parseInt(obj.toString());
        }

        return value;
    }

    /**
     * Retrieves a setting value as a long.
     * @param key The key of the setting.
     * @param defaultValue The default value if the setting is not found.
     * @return The setting value as a long.
     */

                        long size = 0;
                        for (final String field : supportedFields) {
                            final Object value = source.get(field);
                            if (value != null) {
                                size += value.toString().length();
                            }
                        }

                        if (size <= limitOfDocumentSize) {

        value = " javascript:...";
        assertFalse(htmlTransformer.isValidPath(value));

        value = " mailto:...";
        assertFalse(htmlTransformer.isValidPath(value));

        value = " irc:...";
        assertFalse(htmlTransformer.isValidPath(value));

        value = "JAVASCRIPT:...";
        assertFalse(htmlTransformer.isValidPath(value));

        value = "MAILTO:...";

            return true;
        }
        return false;
    }

    /**
     * Returns the hash code value for this SitemapFile.
     * @return the hash code value
     */
    @Override
    public int hashCode() {
        return java.util.Objects.hash(loc, lastmod);
    }

    /**

     * Additionally, it strips invalid XML characters from the input string.
     *
     * @param value the input string to be escaped
     * @return the escaped XML string with invalid characters removed
     */
    public static String escapeXml(final String value) {
        return stripInvalidXMLCharacters(//
                value//
                        .replace("&", "&") //
                        .replace("<", "&lt;")//

        } finally {
            server.stop();
        }
    }

    public void test_parseLastModified() {
        final String value = "Mon, 01 Jun 2009 21:02:45 GMT";
        final Date date = httpClient.parseLastModifiedDate(value);
        assertNotNull(date);
    }

    public void test_processRobotsTxt() {
        final CrawlerWebServer server = new CrawlerWebServer(7070);

            }
        } else if (clazz.isAssignableFrom(Float.class)) {
            if (!(value instanceof Float)) {
                return (T) Float.valueOf(value.toString());
            }
        } else if (clazz.isAssignableFrom(Boolean.class) && !(value instanceof Boolean)) {
            return (T) Boolean.valueOf(value.toString());
        }
        return (T) value;
    }

    /**

        String tokenPattern = "name=\"authenticity_token\" +value=\"([^\"]+)\"";
        String content = "<input name=\"authenticity_token\" value=\"abcdefg\">";
        assertEquals("abcdefg", formScheme.getTokenValue(tokenPattern, content));

        tokenPattern = "name=\"authenticity_token\" +value=\"[^\"]+\"";
        content = "<input name=\"authenticity_token\" value=\"abcdefg\">";

            fail();
        } catch (CrawlingAccessException e) {
            // ignore
        }

        value = "ftp://123.123.123.123:9999/";
        ftpInfo = new FtpClient.FtpInfo(value, Constants.UTF_8);
        assertEquals(value, ftpInfo.toUrl());
        assertEquals("123.123.123.123:9999", ftpInfo.getCacheKey());
        assertEquals("123.123.123.123", ftpInfo.getHost());

        if (StringUtil.isBlank(mimeType)) {
            throw new CrawlerSystemException("MIME type is a blank.");
        }
        if (maxLength < 0) {
            throw new CrawlerSystemException("The value of maxLength is invalid.");
        }
        maxLengthMap.put(mimeType, maxLength);
    }

    /**
     * Gets the maximum content length for a specific MIME type.