jetty-distribution/src/main/resources/etc/jolokia.xml

<?xml version="1.0"?>
<!DOCTYPE Configure PUBLIC "-//Jetty//Configure//EN" "http://www.eclipse.org/jetty/configure_9_3.dtd">

<Configure id="Contexts" class="org.eclipse.jetty.server.handler.ContextHandlerCollection">
  <Call name="addHandler">
    <Arg>
      <New class="org.eclipse.jetty.webapp.WebAppContext">
        <Set name="contextPath">/jolokia</Set>
        <Set name="war"><Property name="jetty.base" default="."/>/lib/jolokia/jolokia.war</Set>
        <Set name="extractWAR">true</Set>
        <Set name="copyWebDir">false</Set>
        <Set name="defaultsDescriptor"><Property name="jetty.home" default="."/>/etc/webdefault.xml</Set>
      </New>
    </Arg>
  </Call>
</Configure>