an></div>
<div class="block">Called by the servlet container to allow the servlet to respond to a request.

 <p>
 This method is only called after the servlet's <code>init()</code> method has completed successfully.

 <p>
 The status code of the response always should be set for a servlet that throws or sends an error.


 <p>
 Servlets typically run inside multithreaded servlet containers that can handle multiple requests concurrently.
 Developers must be aware to synchronize access to any shared resources 