return;
        }

        for (final Map.Entry<String, PDComplexFileSpecification> ent : embeddedFileNames.entrySet()) {
            final PDComplexFileSpecification spec = ent.getValue();
            if (spec != null) {
                final PDEmbeddedFile embeddedFile = getEmbeddedFile(spec);
                extractFile(ent.getKey(), embeddedFile, writer);
            }
        }
    }

    /**

      or by an individual or Legal Entity authorized to submit on behalf of
      the copyright owner. For the purposes of this definition, "submitted"
      means any form of electronic, verbal, or written communication sent
      to the Licensor or its representatives, including but not limited to
      communication on electronic mailing lists, source code control systems,
      and issue tracking systems that are managed by, or on behalf of, the

            putValue(data, "Received-Date", getReceivedDate(message));
            putValue(data, "Reply-To", message.getReplyTo());
            putValue(data, "Sender", message.getSender());
            putValue(data, "Sent-Date", message.getSentDate());
            putValue(data, "Size", message.getSize());
            putValue(data, "Subject", message.getSubject());
            putValue(data, "Receipients", message.getAllRecipients());

      or by an individual or Legal Entity authorized to submit on behalf of
      the copyright owner. For the purposes of this definition, "submitted"
      means any form of electronic, verbal, or written communication sent
      to the Licensor or its representatives, including but not limited to
      communication on electronic mailing lists, source code control systems,
      and issue tracking systems that are managed by, or on behalf of, the

    @Resource
    protected MimeTypeHelper mimeTypeHelper;

    /** The HTTP client instance */
    protected volatile CloseableHttpClient httpClient;

    /** List of request headers to be sent with each request */
    private final List<Header> requestHeaderList = new ArrayList<>();

    /** Map of HTTP client properties */
    private final Map<String, Object> httpClientPropertyMap = new HashMap<>();

          <match value="Relay-Version:" type="stringignorecase" offset="0"/>
          <match value="Return-Path:" type="stringignorecase" offset="0"/>
          <match value="Sent:" type="string" offset="0"/>
          <match value="Status:" type="string" offset="0"/>
          <match value="Subject:" type="string" offset="0"/>
          <match value="To:" type="string" offset="0"/>