src/main/resources/META-INF/context.xml

<Context path="/commander" reloadable="true">

    <Realm className="org.openldap.sentry.tomcat.Tc7AccessMgrProxy"
           debug="0"
           resourceName="UserDatabase"
           defaultRoles=""
           containerType="TomcatContext"
           realmClasspath=""
            />

</Context>