import org.codehaus.plexus.component.configurator.converters.special.ClassRealmConverter;
import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluator;
import org.codehaus.plexus.configuration.PlexusConfiguration;

/**
 * A component configurator which can leverage the {@link EnhancedConfigurationConverter}
 * and {@link EnhancedConverterLookup}.
 */
@Singleton
@Named("enhanced")

                Collections.emptyMap());

        PlexusConfiguration plexusConfiguration = (PlexusConfiguration) systemSessionFactory
                .newRepositorySession(request)
                .getConfigProperties()
                .get("aether.transport.wagon.config.repository");
        assertNotNull(plexusConfiguration);
        assertEquals(0, plexusConfiguration.getChildCount());
    }

    @Test

import org.apache.maven.execution.MavenSession;
import org.apache.maven.plugin.descriptor.MojoDescriptor;
import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluator;
import org.codehaus.plexus.configuration.PlexusConfiguration;

/**
 * Service responsible for validating plugin configuration.
 *
 */
public interface MavenPluginConfigurationValidator {
    /**
     * Checks mojo configuration issues.
     */

                Integer connectTimeout = null;
                Integer requestTimeout = null;

                PlexusConfiguration httpHeaders = config.getChild("httpHeaders", false);
                if (httpHeaders != null) {
                    PlexusConfiguration[] properties = httpHeaders.getChildren("property");
                    if (properties != null && properties.length > 0) {

import org.codehaus.plexus.configuration.PlexusConfiguration;
import org.eclipse.sisu.plexus.CompositeBeanHelper;

/**
 * An enhanced {@link ObjectWithFieldsConverter} leveraging the {@link TypeAwareExpressionEvaluator}
 * interface.
 */
class EnhancedConfigurationConverter extends ObjectWithFieldsConverter {
    protected Object fromExpression(

    public static org.codehaus.plexus.util.xml.Xpp3Dom convert(MojoDescriptor mojoDescriptor) {
        PlexusConfiguration c = mojoDescriptor.getMojoConfiguration();

        List<XmlNode> children = new ArrayList<>();
        PlexusConfiguration[] ces = c.getChildren();
        if (ces != null) {
            for (PlexusConfiguration ce : ces) {
                String value = ce.getValue(null);

import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
import org.codehaus.plexus.configuration.DefaultPlexusConfiguration;
import org.codehaus.plexus.configuration.PlexusConfiguration;
import org.codehaus.plexus.configuration.PlexusConfigurationException;
import org.codehaus.plexus.personality.plexus.lifecycle.phase.Contextualizable;
import org.eclipse.aether.RepositorySystemSession;