lass in jakarta.servlet">ServletException</a>,
                      <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><p>
 Receives an HTTP HEAD request from the protected <code>service</code> method and handles the request. The client
 sends a HEAD request when it wants to see only the headers of a response, such as Content-Type or Content-Length. The
 HTTP HEAD method counts the outp