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From Mark Thomas <>
Subject Re: TC 9.0.21: ContextListener + Servlet app
Date Fri, 14 Jun 2019 20:48:17 GMT
On 14/06/2019 21:10, Tommy Pham wrote:
> Hello everyone,
> I'm trying to write a lightweight and hopefully simple ContextListener +
> Servlet application but running into 2 issues I'm unable to find resolution
> for and hoping someone would please point me in the right direction:
> 1)  I'd like to have Tomcat's default servlet serve HTML files only within
> directory /path/ and its' subdirectories.  However, I can only get it to
> work with this URL mapping "/path/*".  My understanding is that the default
> servlet will serve any files within /path/.  Can this be done with URL path
> mapping or do I need to write a custom filter?  My servlet's mapping is
> "/".  Tomcat's default servlet mapping has "/css/*", "/js/*", "/img/*", and
> "/path/*".

It depends. If there are alternative mappings (with a higher priority)
for all the other static files under /path/* then the DefaultServlet
will only serve what is left.

A filter might be the cleanest way to ensure you get the behaviour you want.

> 2)  I Have this small and simple HTML form:
> <form method="post">
>   <p><input id="text" type="text" size="80"></p>
>   <p><input type="submit" value="enter"></p>
> </form>
> My servlet's doPost is triggered but when I iterate the
> request.getParameterMap(), it's empty.  When I tried to
> request.getParameter("text"), it returned 'null'.  I do have a filter in
> place but it's only to log all request access to a database backend
> eventually.  That filter is currently dumping it to log.  I've tried
> disabling the filter but have the same result.

You need:
<form method="post" enctype="application/x-www-form-urlencoded">


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