core-jgi/org.adempiere.server-feature/jettyhome/etc/jetty-http2.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE Configure PUBLIC "-//Jetty//Configure//EN" "http://www.eclipse.org/jetty/configure_9_3.dtd">

<!-- ============================================================= -->
<!-- Configure a HTTP2 on the ssl connector.                       -->
<!-- ============================================================= -->
<Configure id="sslConnector" class="org.eclipse.jetty.server.ServerConnector">
  <Call name="addConnectionFactory">
    <Arg>
      <New class="org.eclipse.jetty.http2.server.HTTP2ServerConnectionFactory">
        <Arg name="config"><Ref refid="sslHttpConfig"/></Arg>
        <Set name="maxConcurrentStreams"><Property name="jetty.http2.maxConcurrentStreams" deprecated="http2.maxConcurrentStreams" default="1024"/></Set>
        <Set name="initialStreamRecvWindow"><Property name="jetty.http2.initialStreamRecvWindow" default="65535"/></Set>
      </New>
    </Arg>
  </Call>

  <Ref refid="sslContextFactory">
    <Set name="CipherComparator">
      <Get class="org.eclipse.jetty.http2.HTTP2Cipher" name="COMPARATOR"/>
    </Set>
    <Set name="useCipherSuitesOrder">true</Set>
  </Ref>

  
  <!-- remove http/1.1 from first list and push in end list -->
  <Call name="removeConnectionFactory">
    <Arg name="config">http/1.1</Arg>
  </Call>
  
  <Call name="addConnectionFactory">
    <Arg>
      <New class="org.eclipse.jetty.server.HttpConnectionFactory">
        <Arg name="config"><Ref refid="sslHttpConfig" /></Arg>
      </New>
    </Arg>
  </Call>
  
</Configure>