if (ProjectBuildingRequest.RepositoryMerging.REQUEST_DOMINANT.equals(repositoryMerging)) {
            repositories = remoteRepositoryManager.aggregateRepositories(session, repositories, newRepositories, true);
        } else {
            pomRepositories =
                    remoteRepositoryManager.aggregateRepositories(session, pomRepositories, newRepositories, true);
            repositories = remoteRepositoryManager.aggregateRepositories(

                        if (!pending.isEmpty()) {
                            predecessors.put(key, pending);
                            pending = new ArrayList<>();
                        }
                    } else {
                        pending.add(element);
                    }
                }

                List<Plugin> result = new ArrayList<>(src.size() + tgt.size());

                        org.apache.maven.api.plugin.Mojo.class, session, mojoExecution);
                mojo = new MojoWrapper(mojoV4);
            } else {
                mojo = mavenPluginManager.getConfiguredMojo(Mojo.class, session, mojoExecution);
            }

            legacySupport.setSession(session);

                    location.getColumnNumber(),
                    source != null ? new org.apache.maven.api.model.InputSource("", source.getLocation()) : null,
                    locs);
        } else {
            return null;
        }
    }

    online status.

  * If <<<(offline == false) && (requiresOnline == true)>>>, bind
    the mojo to the lifecycle.

    In this case, the client is <<online>>, and the mojo either requires
    <<online>> status, or else doesn't care.

  * Otherwise, don't bind the mojo. Log a debug message to indicate that it is
    sensitive the online state of the application, and that this state is
    currently wrong for execution.

        List<String> roots;
        if (nonNull(scope, "scope") == ProjectScope.MAIN) {
            roots = prj.getCompileSourceRoots();
        } else if (scope == ProjectScope.TEST) {
            roots = prj.getTestCompileSourceRoots();
        } else {
            throw new IllegalArgumentException("Unsupported scope " + scope);
        }
        return roots.stream()
                .map(Paths::get)

    @Override
    public String getGroupId() {
        if (groupId != null) {
            return groupId;
        } else {
            return artifact.getGroupId();
        }
    }

    @Override
    public String getArtifactId() {
        if (artifactId != null) {
            return artifactId;
        } else {
            return artifact.getArtifactId();
        }
    }

    @Override

        }

        if (!included) {
            if (Objects.equals(winnerVersion, node.getArtifact().getVersion())) {
                details.add("omitted for duplicate");
            } else {
                details.add("omitted for conflict with " + winnerVersion);
            }
        }

        StringBuilder buffer = new StringBuilder();
        if (included) {

        String src = source.getUrl();
        if (src != null) {
            if (sourceDominant) {
                builder.url(src);
                builder.location("url", source.getLocation("url"));
            } else if (target.getUrl() == null) {
                builder.url(extrapolateChildUrl(src, source.isChildProjectUrlInheritAppendPath(), context));
                builder.location("url", source.getLocation("url"));
            }

        if (Files.isDirectory(project)) {
            Path pom = project.resolve("pom.xml");
            return Files.isRegularFile(pom) ? pom : null;
        } else if (Files.isRegularFile(project)) {
            return project;
        } else {
            return null;
        }
    }

    private Model doRead(XmlReaderRequest request) throws IOException {
        return modelXmlFactory.read(request);
    }