*/
    private boolean isRequestedProjectCollected(MavenExecutionRequest request, List<MavenProject> projects) {
        return projects.stream().map(MavenProject::getFile).anyMatch(request.getPom()::equals);
    }

    /**
     * This method finds out whether collecting projects failed because of the following scenario:

                project.getVersion(),
                null,
                "pom",
                null,
                new PomArtifactHandler());
        this.project = project;
        setFile(project.getFile());
        setResolved(true);
    }

    public MavenProject getProject() {
        return project;
    }

    @Override
    public List<Dependency> getDependencies() {

            } else {
                File file = artifact.getFile();
                log.debug("  Included {} located at {}", id, file);
                realm.addURL(file.toURI().toURL());
            }
        }
        return CoreExtensionEntry.discoverFrom(
                realm,
                Collections.singleton(artifacts.get(0).getFile()),
                extension.getGroupId() + ":" + extension.getArtifactId(),

            boolean v4api = foreignImports != null && foreignImports.containsValue(maven4ApiRealm);
            for (Artifact artifact : artifacts) {
                if (!isProvidedArtifact(artifact, v4api) && artifact.getFile() != null) {
                    constituents.add(new ArtifactClassRealmConstituent(artifact));
                } else if (logger.isDebugEnabled()) {
                    logger.debug("  Excluded: {}", getId(artifact));

   */
  fun getDate(name: String): Date? = get(name)?.toHttpDateOrNull()

  /**
   * Returns the last value corresponding to the specified field parsed as an HTTP date, or null if
   * either the field is absent or cannot be parsed as a date.
   */
  @IgnoreJRERequirement // Only programs that already have Instant will use this.
  fun getInstant(name: String): Instant? = getDate(name)?.toInstant()

        MavenProject project1 = ex1.getResults().get(0).getProject();
        assertNotNull(project1);
        assertEquals("testArtifactMissingVersion", project1.getArtifactId());
        assertEquals(pomFile, project1.getFile());

        // multi projects build entry point
        ProjectBuildingException ex2 = assertThrows(
                ProjectBuildingException.class,

            this.ids = new ArrayList<>(extensionArtifacts.size());

            for (Artifact artifact : extensionArtifacts) {
                File file = artifact.getFile();
                files.add(file);
                timestamps.add((file != null) ? Long.valueOf(file.lastModified()) : Long.valueOf(0));
                sizes.add((file != null) ? Long.valueOf(file.length()) : Long.valueOf(0));

        this.projectId = (project != null)
                ? project.getGroupId() + ':' + project.getArtifactId() + ':' + project.getVersion()
                : "";
        this.pomFile = (project != null) ? project.getFile() : null;
        this.project = project;
        this.problems = problems != null ? problems : Collections.emptyList();
        this.dependencyResolutionResult = dependencyResolutionResult;
    }

    /**

    }

    @Test
    void testGetFile() {
        File txtFile = new File("target/test-classes/source.txt");
        FileSource source = new FileSource(txtFile);
        assertEquals(txtFile.getAbsoluteFile(), source.getFile());
    }

        if (Artifact.SCOPE_SYSTEM.equals(node.getArtifact().getScope())
                && (node.getArtifact().getFile() == null)
                && (artifact.getFile() != null)) {
            fireEvent(ResolutionListener.MANAGE_ARTIFACT_SYSTEM_PATH, listeners, node, artifact);
            node.getArtifact().setFile(artifact.getFile());
        }
    }

    /**
     * Check if the artifactScope needs to be updated. <a