tests/test-webapps/test-servlet-spec/test-spec-webapp/src/main/webapp/WEB-INF/jetty-env.xml

<?xml version="1.0"?>
<!DOCTYPE Configure PUBLIC "-//Mort Bay Consulting//DTD Configure//EN" "http://www.eclipse.org/jetty/configure_9_0.dtd">

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


 <!-- Add an override for a global EnvEntry                           -->
  <New id="maxAmount"  class="org.eclipse.jetty.plus.jndi.EnvEntry">
    <Arg><Ref refid='wac'/></Arg>
    <Arg>maxAmount</Arg>
    <Arg type="java.lang.Double">55.0</Arg>
    <Arg type="boolean">true</Arg>
  </New>


</Configure>