}

            Set<Artifact> artifacts = new LinkedHashSet<>();
            if (resolutionResult.getDependencyGraph() != null) {
                RepositoryUtils.toArtifacts(
                        artifacts,
                        resolutionResult.getDependencyGraph().getChildren(),
                        Collections.singletonList(project.getArtifact().getId()),

        return new ArrayList<>(RepositoryUtils.toArtifacts(pluginArtifacts));
    }

    private List<Artifact> toMavenArtifacts(DependencyResult dependencyResult) {
        return dependencyResult.getDependencyNodeResults().stream()
                .filter(n -> n.getArtifact().getPath() != null)
                .map(n -> RepositoryUtils.toArtifact(n.getDependency()))
                .toList();
    }

class RepositoryUtilsTest {

    @Test
    void testToArtifactMethodsReturnNullWhenInputParameterIsNull() {
        assertNull(RepositoryUtils.toArtifact((Dependency) null));
        assertNull(RepositoryUtils.toArtifact((Artifact) null));
        assertNull(RepositoryUtils.toArtifact((org.apache.maven.artifact.Artifact) null));
    }

        this.repoSystem = repoSystem;
        this.dependenciesValidators = dependenciesValidators;
    }

    private Artifact toArtifact(Plugin plugin, RepositorySystemSession session) {
        return new DefaultArtifact(
                plugin.getGroupId(),
                plugin.getArtifactId(),
                null,
                "jar",

            }
            throw new IllegalArgumentException(message);
        }
        getMavenProject(project)
                .addAttachedArtifact(
                        RepositoryUtils.toArtifact(getSession(project).toArtifact(artifact)));
        artifactManager.setPath(artifact, path);
    }

    @Nonnull
    @Override
    public Collection<SourceRoot> getSourceRoots(@Nonnull Project project) {

                // attached artifacts
                project.getAttachedArtifacts().stream());
        return artifacts.map(RepositoryUtils::toArtifact);
    }

    private boolean isRegularFile(Artifact artifact) {
        return artifact.getFile() != null && artifact.getFile().isFile();
    }