artifacts = new LinkedHashSet<>();
        }

        artifacts.add(artifact);
    }

    public Set<Artifact> getArtifacts() {
        if (artifacts == null) {
            artifacts = new LinkedHashSet<>();
        }

        return artifacts;
    }

    public void setArtifacts(Set<Artifact> artifacts) {
        this.artifacts = artifacts;
    }

     * like {@code maven-project}.
     *
     * @return The plugin artifacts, never {@code null}.
     */
    public List<Artifact> getArtifacts() {
        return artifacts;
    }

    public void setArtifacts(List<Artifact> artifacts) {
        this.artifacts = artifacts;

        // clear the calculated artifactMap
        artifactMap = null;
    }

    public InstallRequest remapInstallArtifacts(RepositorySystemSession session, InstallRequest request) {
        if (consumerPomPresent(request.getArtifacts())) {
            // For install, we always include build POMs as they may be needed locally
            request.setArtifacts(replacePom(request.getArtifacts(), true));
        }
        return request;
    }

    @Override

        return request.setArtifacts(replacePom(session, request.getArtifacts()));
    }

    @Override
    public DeployRequest remapDeployArtifacts(RepositorySystemSession session, DeployRequest request) {
        return request.setArtifacts(replacePom(session, request.getArtifacts()));
    }

        MavenSession session = createMavenSession(pom, eps);
        MavenProject project = session.getCurrentProject();

        project.setArtifacts(resolver.resolve(project, Collections.singleton(Artifact.SCOPE_COMPILE), session));

        List<String> elements = project.getCompileClasspathElements();
        assertEquals(2, elements.size());

            Set<Artifact> allArtifacts = new LinkedHashSet<>();
            allArtifacts.add(rootArtifact);
            allArtifacts.addAll(result.getArtifacts());
            result.setArtifacts(allArtifacts);
        }

        return result;
    }

    @Override
    public void resolve(

        //
        request = new ArtifactResolutionRequest()
                .setArtifact(artifact)
                .setResolveRoot(true)
                .setResolveTransitively(true);

        result = repositorySystem.resolve(request);
        resolutionErrorHandler.throwErrors(request, result);
        assertEquals(1, result.getArtifacts().size());

        //

                    }
                }

                if (!missing.isEmpty()) {
                    throw e;
                }
            }

            resolved.addAll(result.getArtifacts());
        }

        return resolved;
    }

    private Set<String> getIgnorableArtifacts(Collection<? extends MavenProject> projects) {

        assertEquals(createSet(artifacts), res.getArtifacts(), "Check artifact list");
        assertEquals("1.0", getArtifact("d", res.getArtifacts()).getVersion(), "Check version");
        assertEquals("2.0", getArtifact("b", res.getArtifacts()).getVersion(), "Check version");
    }

    @Test

        artifactRequest.setArtifact(artifact);
        artifactRequest.addRepository(newTestRepository());

        ArtifactResult artifactResult = system.resolveArtifact(session, artifactRequest);
        checkArtifactResult(artifactResult, "artifact-1.0.jar");

        artifact = new DefaultArtifact("ut.simple:artifact:zip:1.0");
        artifactRequest.setArtifact(artifact);