TP 1.0) does not supports the trailer fields, or the request is not in chunked
 encoding in HTTP 1.1. And the method also returns true if both of the following conditions are satisfied:
 <ol type="a">
 <li>the application has read all the request data and an EOF indication has been returned from the <a href="../../../jakarta/servlet/ServletRequest.html#getReader--"><code>ServletRequest.getReader()</code></a>
 or <a href="../../../jakarta/servlet/ServletRequest.html#getInputStream--"><code>ServletRequest.get