* Use with precaution, since this is not normally intended for production use.
 */
public class MavenSlf4jSimpleFriend {
    public static void init() {
        SimpleLogger.init();
        ILoggerFactory loggerFactory = LoggerFactory.getILoggerFactory();
        if (loggerFactory instanceof SimpleLoggerFactory) {
            ((SimpleLoggerFactory) loggerFactory).reset();
        }

package org.apache.maven.eventspy;

/**
 * A skeleton eventspy that does nothing other than helping implementors.
 * @since 3.0.2
 */
public abstract class AbstractEventSpy implements EventSpy {

    public void init(Context context) throws Exception {}

    public void onEvent(Object event) throws Exception {}

    public void close() throws Exception {}

        }
        return new EventSpyRepositoryListener(this, listener);
    }

    public void init(EventSpy.Context context) {
        if (eventSpies.isEmpty()) {
            return;
        }
        for (EventSpy eventSpy : eventSpies) {
            try {
                eventSpy.init(context);
            } catch (Exception | LinkageError e) {
                logError("initialize", e, eventSpy);
            }

        context.setValue(expression, value);
    }

    /*
    public int containerCountForUri( String uri )
        throws IOException
    {
        Validate.notEmpty( uri, "uri can neither be null nor empty " );
        ModelDataSource source = new DefaultModelDataSource();
        source.init( domainModel.getModelProperties(), null );
        return source.queryFor( uri ).size();
    }
    */

    private DefaultSessionFactory sessionFactory;

    @Inject
    EventSpyImpl(DefaultSessionFactory sessionFactory) {
        this.sessionFactory = sessionFactory;
    }

    @Override
    public void init(Context context) throws Exception {}

    @Override
    public void onEvent(Object arg) throws Exception {
        if (arg instanceof ExecutionEvent) {
            ExecutionEvent ee = (ExecutionEvent) arg;

 * property {@code maven.ext.class.path} on the command line. As soon as dependency injection is set up, Maven
 * looks up all implementers of this interface and calls their {@link #init(Context)} method. Note:
 * Implementors are strongly advised to inherit from {@link AbstractEventSpy} instead of directly implementing this
 * interface.
 * @since 3.0.2
 */
public interface EventSpy {
    /**

    }

    @Override
    public void activate() {
        // property for root logger level or System.out redirection need to be taken into account
        MavenSlf4jSimpleFriend.init();
    }

        if (!forkedExecutions.isEmpty()) {
            for (Map.Entry<String, List<MojoExecution>> fork : forkedExecutions.entrySet()) {
                logger.debug("--- init fork of " + fork.getKey() + " for " + mojoExecId + " ---");

                debugDependencyRequirements(fork.getValue());

                for (MojoExecution forkedExecution : fork.getValue()) {

                error);
    }

    public ArtifactMetadata(Artifact af) {
        /*
        if ( af != null )
        {
            init( af );
        }
        */
    }
    // ------------------------------------------------------------------
    //    public void init( ArtifactMetadata af )
    //    {
    //        setGroupId( af.getGroupId() );
    //        setArtifactId( af.getArtifactId() );

            ScaleUnit unit = ScaleUnit.getScaleUnit(size);
            format(builder, progressedSize, unit, true);
            builder.append("/");
            format(builder, size, unit, false);
        } else {
            ScaleUnit unit = ScaleUnit.getScaleUnit(progressedSize);

            format(builder, progressedSize, unit, false);
        }
    }