*/
public class MultilineMessageHelper {

    private static final int DEFAULT_MAX_SIZE = 65;
    private static final char BOX_CHAR = '*';

    private static final Pattern S_FILTER = Pattern.compile("\\s+");

    public static String separatorLine() {
        StringBuilder sb = new StringBuilder(DEFAULT_MAX_SIZE);
        repeat(sb, '*', DEFAULT_MAX_SIZE);
        return sb.toString();
    }

     * existing values in the execution request that are controlled by the toolchains. Hence, it is expected that this
     * method is called on a new/empty execution request before the caller mutates it to fit its needs.
     *
     * @param request The execution request to populate, must not be {@code null}.
     * @param toolchains The toolchains to copy into the execution request, may be {@code null}.

            Map<?, ?> map = (Map) session.getCache().get(session, DefaultModelCache.class.getName());
            List<String> paths = map.keySet().stream()
                    .map(Object::toString)
                    .filter(s -> s.startsWith("SourceCacheKey"))
                    .map(s -> s.substring("SourceCacheKey[location=".length(), s.indexOf(", tag")))
                    .sorted()
                    .distinct()

        if (hasNoSuccess) {
            return Optional.empty();
        }

        List<String> remainingProjects = sortedProjects.stream()
                .filter(project -> result.getBuildSummary(project) == null
                        || result.getBuildSummary(project) instanceof BuildFailure)
                .map(project -> project.getGroupId() + ":" + project.getArtifactId())

     * unmarshalled into that type. The preprocessor is not required to perform any type conversion but should rather
     * filter out incompatible values from its result.
     *
     * @param value The configuration value to preprocess, must not be {@code null}.
     * @param type The target type of the value, may be {@code null}.

        this.artifactTransformations = Stream.of("release", "latest", "snapshot")
                .map(artifactTransformations::get)
                .filter(Objects::nonNull)
                .collect(Collectors.toList());
    }

    public void transformForResolve(Artifact artifact, RepositoryRequest request)

        // do nothing
    }

    /**
     * Checks the specified (raw) model for missing or invalid values. The raw model is the file model + buildpom filter
     * transformation and has not been subjected to inheritance, interpolation or profile/default injection.
     *
     * @param model The model to validate, must not be {@code null}.

                && (rootProject.getDefaultGoal() != null
                        && !rootProject.getDefaultGoal().isEmpty())) {
            tasks = Stream.of(rootProject.getDefaultGoal().split("\\s+"))
                    .filter(g -> !g.isEmpty())
                    .collect(Collectors.toList());
        }

        return calculateTaskSegments(session, tasks);
    }

    @Override

        }
    }

    private Optional<MavenProject> findOptionalProjectBySelector(
            List<MavenProject> projects, File reactorDirectory, String selector) {
        return projects.stream()
                .filter(project -> isMatchingProject(project, selector, reactorDirectory))
                .findFirst();
    }

    File getBaseDirectoryFromRequest(MavenExecutionRequest request) {

     *
     * @param plugin The plugin for which to resolve the dependencies, must not be {@code null}.
     * @param pluginArtifact The plugin's main artifact, may be {@code null}.
     * @param dependencyFilter A filter to exclude artifacts from resolution (but not collection), may be {@code null}.
     * @param repositories The plugin repositories to use for resolving the plugin artifacts, must not be {@code null}.