private final Lookup lookup;

    private final TypeRegistry typeRegistry;

    @Inject
    public DefaultPackagingRegistry(Lookup lookup, TypeRegistry typeRegistry, List<PackagingProvider> providers) {
        super(providers);
        this.lookup = lookup;
        this.typeRegistry = typeRegistry;
    }

    @Override
    public Optional<Packaging> lookup(String id) {

        this.lookup = lookup;
    }

    @SuppressWarnings({"rawtypes", "unchecked"})
    @Override
    public void extend(MavenExecutionRequest mavenExecutionRequest) {
        Map<String, PropertyContributor> effectivePropertyContributors = lookup.lookupMap(PropertyContributor.class);
        if (!effectivePropertyContributors.isEmpty()) {

            @Nonnull RepositorySystem repositorySystem,
            @Nullable List<RemoteRepository> remoteRepositories,
            @Nonnull MavenRepositorySystem mavenRepositorySystem,
            @Nonnull Lookup lookup,
            @Nonnull RuntimeInformation runtimeInformation) {
        super(
                nonNull(session).getRepositorySession(),
                repositorySystem,
                remoteRepositories,

import java.util.Optional;

import org.apache.maven.api.services.Lookup;
import org.apache.maven.api.services.LookupException;

public class SimpleLookup implements Lookup {
    private final List<Object> objects;

    public SimpleLookup(List<Object> objects) {
        this.objects = objects;
    }

    @Override
    public <T> T lookup(Class<T> type) {
        return objects.stream()

    private final PlexusContainer plexusContainer;
    private final Lookup lookup;

    public PlexusContainerCapsule(ClassLoader previousClassLoader, PlexusContainer plexusContainer) {
        this.previousClassLoader = requireNonNull(previousClassLoader, "previousClassLoader");
        this.plexusContainer = requireNonNull(plexusContainer, "plexusContainer");
        this.lookup = new DefaultLookup(plexusContainer);
    }

    @Override

    # Either the 'source' or 'remote' *must* be the "local" deployment
#    endpoint: "http://127.0.0.1:9000"
#    # path: "on|off|auto" # "on" enables path-style bucket lookup. "off" enables virtual host (DNS)-style bucket lookup. Defaults to "auto"
#    credentials:
#      accessKey: minioadmin # Required
#      secretKey: minioadmin # Required

    @Override
    protected void lookup(C context) throws Exception {
        context.eventSpyDispatcher = context.lookup.lookup(EventSpyDispatcher.class);
        context.mavenExecutionRequestPopulator = context.lookup.lookup(MavenExecutionRequestPopulator.class);
        context.toolchainsBuilder = context.lookup.lookup(ToolchainsBuilder.class);
        context.modelProcessor = context.lookup.lookup(ModelProcessor.class);

     */
    default MessageBuilderFactory messageBuilderFactory() {
        return parserRequest().messageBuilderFactory();
    }

    /**
     * Shorthand for {@link Lookup}.
     */
    default Lookup lookup() {
        return parserRequest().lookup();
    }

    /**
     * Returns the current working directory for the Maven execution.
     * This is typically the directory from which Maven was invoked.
     *

	// Indicates if sub-sys supports multiple targets.
	MultipleTargets bool `json:"multipleTargets"`
}

// HelpKVS - implement order of keys help messages.
type HelpKVS []HelpKV

// Lookup - lookup a key from help kvs.
func (hkvs HelpKVS) Lookup(key string) (HelpKV, bool) {
	for _, hkv := range hkvs {
		if hkv.Key == key {
			return hkv, true
		}
	}
	return HelpKV{}, false
}

// DefaultComment used across all sub-systems.

 *
 * <p>Cache statistics are incremented according to the following rules:
 *
 * <ul>
 *   <li>When a cache lookup encounters an existing cache entry {@code hitCount} is incremented.
 *   <li>When a cache lookup first encounters a missing cache entry, a new entry is loaded.
 *       <ul>
 *         <li>After successfully loading an entry {@code missCount} and {@code loadSuccessCount}