import org.apache.maven.project.MavenProject;
import org.apache.maven.project.ProjectSorter;

/**
 * Describes the interdependencies between projects in the reactor.
 *
 */
public class DefaultProjectDependencyGraph implements ProjectDependencyGraph {

    private final ProjectSorter sorter;

    private final List<MavenProject> allProjects;

    private final Map<MavenProject, Integer> order;

        }
    }

    public boolean isBlackListed(MavenProject project) {
        return blackList.contains(getProjectKey(project));
    }

    private static String getProjectKey(MavenProject project) {
        return ArtifactUtils.versionlessKey(project.getGroupId(), project.getArtifactId());
    }

    public void registerBuildFailure(MavenProject project, Exception error, String task, long time) {

    // of the values from a MavenProject. Ideally this should be something internal and nothing outside Maven
    // would ever need this so it should not be exposed in a public API
    MavenProject buildStandaloneSuperProject(ProjectBuilderConfiguration configuration) throws ProjectBuildingException;

import java.util.concurrent.CopyOnWriteArrayList;

import org.apache.maven.project.DependencyResolutionResult;
import org.apache.maven.project.MavenProject;

public class DefaultMavenExecutionResult implements MavenExecutionResult {
    private MavenProject project;

    private List<MavenProject> topologicallySortedProjects = Collections.emptyList();

    private DependencyResolutionResult dependencyResolutionResult;

        MavenProject mavenProject = new MavenProject();
        mavenProject.setArtifact(new DefaultArtifact("g", "a", "1.0", Artifact.SCOPE_TEST, "jar", "", null));
        File artifactFile = Files.createTempFile("foo", "tmp").toFile();
        try {
            mavenProjectHelper.attachArtifact(mavenProject, "java-source", artifactFile);
            assertEquals(1, mavenProject.getAttachedArtifacts().size());

    }

    public boolean isBlackListed(MavenProject project) {
        return blackListedProjects.contains(BuilderCommon.getKey(project));
    }

    public void blackList(MavenProject project) {
        if (blackListedProjects.add(BuilderCommon.getKey(project)) && projectDependencyGraph != null) {
            for (MavenProject downstreamProject : projectDependencyGraph.getDownstreamProjects(project, true)) {

 * @since 3.0
 */
public final class ProjectSegment {
    private final MavenProject project;

    private final TaskSegment taskSegment;

    private final MavenSession session;

    private final List<MavenProject> nonTransitiveUpstreamProjects;

    private final List<MavenProject> transitiveUpstreamProjects;

    public ProjectSegment(MavenProject project, TaskSegment taskSegment, MavenSession copiedSession) {

    }

    public Set<Artifact> resolve(MavenProject project, Collection<String> scopesToResolve, MavenSession session)
            throws ArtifactResolutionException, ArtifactNotFoundException {
        return resolve(Collections.singleton(project), scopesToResolve, session);
    }

    public Set<Artifact> resolve(
            MavenProject project,
            Collection<String> scopesToCollect,

    public LifecycleExecutionException(String message, MavenProject project) {
        super(message);
        this.project = project;
    }

    public LifecycleExecutionException(String message, MojoExecution execution, MavenProject project) {
        super(message);
        this.project = project;
    }

    public LifecycleExecutionException(String message, MojoExecution execution, MavenProject project, Throwable cause) {

    }

    private MavenProject createMavenProject(String artifactId) {
        MavenProject mavenProject = new MavenProject();
        mavenProject.setGroupId("org.apache.maven");
        mavenProject.setArtifactId(artifactId);
        mavenProject.setVersion("1.0");
        mavenProject.setFile(new File(artifactId, "some-dir"));
        mavenProject.setCollectedProjects(new ArrayList<>());