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                      <div class="abstract">
                        <p>Creates a body part from the stream and appends it to the multipart form data object.</p>

<p>The body part data will be encoded using the following format:</p>

<ul>
<li><code>Content-Disposition: form-data; name=#{name}; filename=#{filename}</code> (HTTP Header)</li>
<li><code>Content-Type: #{mimeType}</code> (HTTP Header)</li>
<li>Encoded stream data</li>
<li><p>Multip