while (entries.hasNext()) {
                TransferResourceAndSize entry = entries.next();
                long total = entry.resource.getContentLength();
                long complete = entry.transferredBytes;
                buffer.append(getStatus(entry.resource.getResourceName(), complete, total));
                if (entries.hasNext()) {

            // just in case, make sure 0 <= complete <= total
            long complete = Math.max(0, entry.transferredBytes);
            long total = Math.max(complete, entry.resource.getContentLength());

            String resourceName = entry.resource.getResourceName();

            if (printResourceNames) {
                int idx = resourceName.lastIndexOf('/');

                if (idx < 0) {

                final long maxLength = contentLengthHelper.getMaxLength(responseData.getMimeType());
                if (responseData.getContentLength() > maxLength) {
                    throw new MaxLengthExceededException("The content length (" + responseData.getContentLength() + " byte) is over "
                            + maxLength + " byte. The url is " + filePath);
                }
            }

                .orElse(false) || fessConfig.isCrawlerDocumentCacheEnabled()) && fessConfig.isSupportedDocumentCacheMimetypes(mimeType)) {
            if (responseData.getContentLength() > 0
                    && responseData.getContentLength() <= fessConfig.getCrawlerDocumentCacheMaxSizeAsInteger().longValue()) {
                String charSet = responseData.getCharSet();
                if (charSet == null) {

            }
        });
        try (final CurlResponse curlResponse = curlRequest.onConnect((req, con) -> {
            con.setDoOutput(true);
            if (httpMethod != Method.GET && request.getContentLength() > 2) {
                try (ServletInputStream in = request.getInputStream(); OutputStream out = con.getOutputStream()) {
                    CopyUtil.copy(in, out);
                } catch (final IOException e) {

                        final long maxLength = contentLengthHelper.getMaxLength(responseData.getMimeType());
                        if (responseData.getContentLength() > maxLength) {
                            throw new MaxLengthExceededException("The content length (" + responseData.getContentLength()
                                    + " byte) is over " + maxLength + " byte. The url is " + uri);
                        }
                    }

      MockResponse()
        .setBody("ab")
        .setSocketPolicy(SocketPolicy.DISCONNECT_DURING_RESPONSE_BODY),
    )
    val connection = server.url("/").toUrl().openConnection()
    assertThat(connection.getContentLength()).isEqualTo(2)
    val inputStream = connection.getInputStream()
    assertThat(inputStream.read()).isEqualTo('a'.code)
    try {
      val byteRead = inputStream.read()
      // OpenJDK behavior: end of stream.

     * This URLConnection method just returns the result of {@code length()}.
     *
     * @return the length of this file or 0 if it refers to a directory
     */

    @Override
    public int getContentLength() {
        try {
            return (int) (length() & 0xFFFFFFFFL);
        } catch (final SmbException se) {}
        return 0;
    }

    /**