zookeeper/excludeFindBugsFilter.xml

<?xml version="1.0" encoding="UTF-8"?>

<FindBugsFilter>
    <!-- this work work on JDK11  https://github.com/spotbugs/spotbugs-maven-plugin/issues/92 -->
    <Bug pattern="RCN_REDUNDANT_NULLCHECK_WOULD_HAVE_BEEN_A_NPE"/>

    <!-- this problem is to be addressed in ZOOKEEPER-3227 -->
    <Bug pattern="DM_DEFAULT_ENCODING"/>

    <!-- not really a problem -->
    <Bug pattern="DM_EXIT"/>

</FindBugsFilter>