*
     * @deprecated use {@link XmlService#merge(XmlNode, XmlNode, Boolean)} instead
     */
    @Deprecated(since = "4.0.0", forRemoval = true)
    @Nullable
    static XmlNode merge(@Nullable XmlNode dominant, @Nullable XmlNode recessive) {
        return XmlService.merge(dominant, recessive, null);
    }

    @Nullable
    static XmlNode merge(

        XmlNode executionConfiguration = mojoExecution.getConfiguration() != null
                ? mojoExecution.getConfiguration().getDom()
                : null;
        if (executionConfiguration == null) {
            executionConfiguration = XmlNode.newInstance("configuration");
        }

        XmlNode defaultConfiguration = getMojoConfiguration(mojoDescriptor);

            if (server.getConfiguration() != null) {
                XmlNode dom = server.getDelegate().getConfiguration();
                List<XmlNode> children = dom.children().stream()
                        .filter(c -> !"wagonProvider".equals(c.name()))
                        .collect(Collectors.toList());
                dom = XmlNode.newInstance(dom.name(), children);