Xpp3Dom pluginConfiguration = (Xpp3Dom) plugin.getConfiguration();

            if (pluginConfiguration != null) {
                for (PluginExecution execution : plugin.getExecutions()) {
                    Xpp3Dom executionConfiguration = (Xpp3Dom) execution.getConfiguration();

                    executionConfiguration =

        Xpp3Dom configuration = (Xpp3Dom) plugin.getConfiguration();
        if (configuration != null) {
            configuration = new Xpp3Dom(configuration);
            dom.addChild(configuration);
        }

        if (!plugin.getReportSets().isEmpty()) {
            Xpp3Dom reportSets = new Xpp3Dom("reportSets", plugin.getLocation("reportSets"));

        Xpp3Dom src = (Xpp3Dom) source.getConfiguration();
        if (src != null) {
            Xpp3Dom tgt = (Xpp3Dom) target.getConfiguration();
            if (tgt == null) {
                tgt = Xpp3Dom.mergeXpp3Dom(new Xpp3Dom(src), tgt);
            } else {
                tgt = Xpp3Dom.mergeXpp3Dom(tgt, src);
            }
            target.setConfiguration(tgt);

        ToolchainModel tm1 = new ToolchainModel();
        tm1.setType("jdk");
        tm1.addProvide("version", "1.5");
        tm1.addProvide("vendor", "sun");
        Xpp3Dom configuration1 = new Xpp3Dom("configuration");
        Xpp3Dom jdkHome1 = new Xpp3Dom("jdkHome");
        jdkHome1.setValue("${env.JAVA_HOME}");
        configuration1.addChild(jdkHome1);
        tm1.setConfiguration(configuration1);

        configurator = new DefaultBeanConfigurator();
    }

    @AfterEach
    void tearDown() throws Exception {
        configurator = null;
    }

    private Xpp3Dom toConfig(String xml) {
        try {
            return new Xpp3Dom(XmlService.read(new StringReader("<configuration>" + xml + "</configuration>")));
        } catch (XMLStreamException e) {
            throw new IllegalArgumentException(e);
        }
    }

            assertEquals(2, jdks.getToolchains().size());
            Xpp3Dom config0 = (Xpp3Dom) jdks.getToolchains().get(0).getConfiguration();
            assertEquals("lib/tools.jar", config0.getChild("toolsJar").getValue());
            assertEquals(2, config0.getChildCount());
            Xpp3Dom config1 = (Xpp3Dom) jdks.getToolchains().get(1).getConfiguration();
            assertEquals(2, config1.getChildCount());

            }

            jtc.addProvideToken(key, matcher);
        }

        // populate the configuration section
        Xpp3Dom dom = (Xpp3Dom) model.getConfiguration();
        Xpp3Dom javahome = dom != null ? dom.getChild(JavaToolchainImpl.KEY_JAVAHOME) : null;
        if (javahome == null) {
            throw new MisconfiguredToolchainException(

                Xpp3Dom parentDom = (Xpp3Dom) reportPlugin.getConfiguration();

                if (parentDom != null) {
                    for (ReportSet execution : reportPlugin.getReportSets()) {
                        Xpp3Dom childDom = (Xpp3Dom) execution.getConfiguration();
                        childDom = Xpp3Dom.mergeXpp3Dom(childDom, new Xpp3Dom(parentDom));

/**
 * A node pointer factory for JXPath to support <code>Xpp3Dom</code>.
 *
 */
public class Xpp3DomPointerFactory implements NodePointerFactory {

    @Override
    public int getOrder() {
        return 200;
    }

    @Override
    public NodePointer createNodePointer(QName name, Object object, Locale locale) {
        if (object instanceof org.codehaus.plexus.util.xml.Xpp3Dom xpp3Dom) {
            object = xpp3Dom.getDom();

        configurator = new DefaultBeanConfigurator();
    }

    @AfterEach
    void tearDown() throws Exception {
        configurator = null;
    }

    private Xpp3Dom toConfig(String xml) {
        try {
            return new Xpp3Dom(XmlService.read(new StringReader("<configuration>" + xml + "</configuration>")));
        } catch (XMLStreamException e) {
            throw new IllegalArgumentException(e);
        }
    }