jetty-context.xml

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE Configure PUBLIC "-//Mort Bay Consulting//DTD Configure//EN" "http://www.eclipse.org/jetty/configure.dtd">

<Configure class="org.eclipse.jetty.webapp.WebAppContext">

    <Get name="securityHandler">
        <Set name="loginService">
            <New class="com.pixelware.firma.jetty.CertificateLoginService">
            </New>
        </Set>
        <Set name="authenticator">
            <New class="com.pixelware.firma.jetty.ClientCertAuthenticator">
                <Set name="validateCerts">false</Set>
            </New>
        </Set>
    </Get>

    <!-- Para evitar que Spring 3.0 se tire años buscando unas interfaces en el classpath -->
    <Call name="setAttribute">
        <Arg>org.eclipse.jetty.server.webapp.WebInfIncludeJarPattern</Arg>
        <Arg>.*/.*jsp-api-[^/]\.jar$|./.*jsp-[^/]\.jar$|./.*taglibs[^/]*\.jar$
        </Arg>
    </Call>
</Configure>