<?xml version="1.0"?>
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<!DOCTYPE document [
  <!ENTITY project SYSTEM "project.xml">
]>
<document url="requestProcess.html">

  &project;

  <properties>
    <author email="yoavs@apache.org">Yoav Shapira</author>
    <title>Request Process Flow</title>
  </properties>

<body>


<section name="Request Process Flow">

<p>
This page describes the process used by Tomcat to handle
an incoming request.  This process is largely defined by
the Servlet Specification, which outlines the order
of events that must take place.
</p>

<subsection name="description">
<p>
TODO
</p>
</subsection>

<subsection name="diagrams">
<p>
A UML sequence diagram of the request process is available
<a href="requestProcess/request-process.png">here.</a>
</p>
<p>
A UML sequence diagram of the authentication process is available
<a href="requestProcess/authentication-process.png">here.</a>
</p>

</subsection>

<subsection name="comments">
<p>
The Servlet Specification provides many opportunities for
listening in (using Listeners) or modifying (using Filters)
the request handling process even before the request arrives
at the servlet that will handle it.
</p>

</subsection>

</section>


</body>
</document>
