@@ -0,0 +1,471 @@
+package com.scylladb.jmx.utils;%0A%0Aimport java.time.Instant;%0Aimport java.util.Date;%0A%0Aimport javax.xml.bind.annotation.adapters.XmlAdapter;%0A%0Apublic class DateXmlAdapter extends XmlAdapter%3CString, Date%3E %7B%0A    @Override%0A    public String marshal(Date v) throws Exception %7B%0A        return Instant.ofEpochMilli(v.getTime()).toString();%0A    %7D%0A%0A    @Override%0A    public Date unmarshal(String v) throws Exception %7B%0A        return new Date(Instant.parse(v).toEpochMilli());%0A    %7D%0A%0A%7D

Add Date json serializer helper