if (!policy.isEnabled()) {
            if (getLogger().isDebugEnabled()) {
                getLogger()
                        .debug("Skipping update check for " + artifact + " (" + file + ") from " + repository.getId()
                                + " (" + repository.getUrl() + ")");
            }

            return false;
        }

        if (getLogger().isDebugEnabled()) {
            getLogger()

 */
@Deprecated
@Named("default")
@Singleton
public class DefaultToolchainsBuilder implements ToolchainsBuilder {
    private final Logger logger = LoggerFactory.getLogger(getClass());

    public PersistedToolchains build(File userToolchainsFile) throws MisconfiguredToolchainException {
        PersistedToolchains toolchains = null;

/**
 * Utility to select projects for a given set of pom.xml files.
 */
@Named
@Singleton
public class DefaultProjectsSelector implements ProjectsSelector {
    private static final Logger LOGGER = LoggerFactory.getLogger(DefaultProjectsSelector.class);
    private final ProjectBuilder projectBuilder;

    @Inject
    public DefaultProjectsSelector(ProjectBuilder projectBuilder) {
        this.projectBuilder = projectBuilder;
    }

/**
 * Default implementation of {@link BuildResumptionAnalyzer}.
 */
@Named
@Singleton
public class DefaultBuildResumptionAnalyzer implements BuildResumptionAnalyzer {
    private static final Logger LOGGER = LoggerFactory.getLogger(DefaultBuildResumptionAnalyzer.class);

    @Override
    public Optional<BuildResumptionData> determineBuildResumptionData(final MavenExecutionResult result) {
        if (!result.hasExceptions()) {

    /**
     * @deprecated Use {@link #DebugConfigurationListener(Logger)} instead.
     */
    @Deprecated
    public DebugConfigurationListener(org.codehaus.plexus.logging.Logger logger) {
        this(LoggerFactory.getLogger(logger.getName()));
    }

    public DebugConfigurationListener(Logger logger) {
        this.logger = logger;
    }

    public void notifyFieldChangeUsingSetter(String fieldName, Object value, Object target) {

import org.slf4j.LoggerFactory;

/**
 * Dispatches callbacks to all registered EventSpies.
 * @since 3.0.2
 */
@Named
@Singleton
public class EventSpyDispatcher {
    private final Logger logger = LoggerFactory.getLogger(getClass());

    private final List<EventSpy> eventSpies;

    @Inject
    public EventSpyDispatcher(List<EventSpy> eventSpies) {
        // make copy to get rid of needless overhead for dynamic lookups

     *
     * @since 3.3.0
     */
    public static final String KEY_EXTENSIONS_REALMS = DefaultMavenPluginManager.class.getName() + "/extensionsRealms";

    private final Logger logger = LoggerFactory.getLogger(getClass());

    private final PlexusContainer container;
    private final ClassRealmManager classRealmManager;
    private final PluginDescriptorCache pluginDescriptorCache;

@Named
@Singleton
public class DefaultLifecycles {
    public static final String[] STANDARD_LIFECYCLES = {"clean", "default", "site", "wrapper"};

    private final Logger logger = LoggerFactory.getLogger(getClass());

    // @Configuration(source="org/apache/maven/lifecycle/lifecycles.xml")

    private final Lookup lookup;

    private final LifecycleRegistry registry;

                } else {
                    message += " from local repository";
                }
                getLogger().debug(message);
            } else {
                // Locally installed file is newer, don't use the resolved version
                getLogger().debug(artifact.getArtifactId() + ": using locally installed snapshot");
            }
        }
        return version;
    }

 * required selectors.
 */
public final class ProjectSelector {
    private static final Logger LOGGER = LoggerFactory.getLogger(ProjectSelector.class);

    public Set<MavenProject> getRequiredProjectsBySelectors(
            MavenExecutionRequest request, List<MavenProject> projects, Set<String> projectSelectors)