/**
     * @return set of projects that have yet to be processed successfully by the build.
     */
    public Set<MavenProject> getUnfinishedProjects() {
        Set<MavenProject> unfinished = new HashSet<>(projectBuilds.getProjects());
        unfinished.removeAll(finishedProjects);
        return unfinished;
    }

    /**
     * @return set of projects that have been successfully processed by the build.
     */

    }

    /**
     * Gets the artifact filter that controls downloading of artifact files. This filter operates on those artifacts
     * that have been included by the {@link #getCollectionFilter()}.
     *
     * @return The filter used to determine which of the artifacts should have their files resolved or {@code null} to
     *         resolve the files for all collected artifacts.
     */

    /**
     * Injects the proxy information into the specified repositories. For each repository that is matched by a proxy,
     * its proxy data will be set accordingly. Repositories without a matching proxy will have their proxy cleared.
     * Note: This method must be called after {@link #injectMirror(List, List)} or the repositories will end up
     * with the wrong proxies.
     *

import org.apache.maven.api.annotations.Nonnull;

/**
 * Interface that defines some kind of enums that can be extended by Maven plugins or extensions.
 *
 * Implementation must have {@code equals()} and {@code hashCode()} implemented, so implementations of this interface
 * can be used as keys.
 *
 * @since 4.0.0
 */
@Experimental
public interface ExtensibleEnum {

    /**

     */
    @Nonnull
    default Language getLanguage() {
        return getPackaging().language();
    }

    /**
     * Returns the project POM artifact, which is the artifact of the POM of this project. Every project have a POM
     * artifact, even if the existence of backing POM file is NOT a requirement (i.e. for some transient projects).
     *
     * @see org.apache.maven.api.services.ArtifactManager#getPath(Artifact)
     */
    @Nonnull

import org.apache.maven.api.annotations.Immutable;
import org.apache.maven.api.annotations.Nonnull;

/**
 * The local repository is used to cache artifacts downloaded from {@link RemoteRepository}
 * and to hold artifacts that have been build locally.
 *
 * @since 4.0.0
 */
@Experimental
@Immutable
public interface LocalRepository extends Repository {

    @Nonnull
    Path getPath();

package org.apache.maven.lifecycle.internal;

import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicInteger;

/**
 * Simple {@link ThreadFactory} implementation that ensures the corresponding threads have a meaningful name.
 */
public class BuildThreadFactory implements ThreadFactory {
    private final AtomicInteger id = new AtomicInteger();

    private static final String PREFIX = "BuilderThread";

    @Override

        super(parent);
        this.attrib = attrib;
    }

    @Override
    public int compareChildNodePointers(NodePointer pointer1, NodePointer pointer2) {
        // should never happen because attributes have no children
        return 0;
    }

    @Override
    public Object getValue() {
        return attrib.getValue();
    }

    @Override
    public Object getBaseValue() {
        return attrib;

         * This must not be confused with {@link #root(DependencyCoordinate)}: The root dependency, like any
         * other specified dependency, will be subject to dependency collection/resolution, i.e. should have an artifact
         * descriptor and a corresponding artifact file. The root artifact on the other hand is only used

        if (pluginBindings != null) {
            final int len = pluginBindings.length;

            if (len < 2 || len % 2 != 0) {
                throw new IllegalArgumentException("Plugin bindings must have more than 0, even count of elements");
            }

            defaultBindings = new LinkedHashMap<>(len / 2);

            for (int i = 0; i < len; i += 2) {