hash = hash * 31 + Objects.hashCode(extensionFilter);
            this.hashCode = hash;
        }

        @Override
        public String toString() {
            return plugin.getId();
        }

        @Override
        public int hashCode() {
            return hashCode;
        }

        @Override
        public boolean equals(Object o) {
            if (o == this) {

            if (pluginExecutionId != null && !pluginExecutionId.isEmpty()) {
                for (PluginExecution execution : plugin.getExecutions()) {
                    if (pluginExecutionId.equals(execution.getId())) {
                        setConfiguration(execution.getConfiguration());
                        break;
                    }
                }
            } else {

        RepositoryMetadata metadata = new SnapshotArtifactRepositoryMetadata(artifact);

        getLogger().info("Retrieving previous build number from " + remoteRepository.getId());
        repositoryMetadataManager.resolveAlways(metadata, localRepository, remoteRepository);

        int buildNumber = 0;
        Metadata repoMetadata = metadata.getMetadata();
        if ((repoMetadata != null)

            } catch (InvalidVersionSpecificationException e) {
                throw new InvalidDependencyVersionException(project.getId(), d, project.getFile(), e);
            }

            if (dependencyArtifact != null) {
                artifacts.add(dependencyArtifact);
            }
        }

        return artifacts;
    }

    public static final String RS_TEST_COMPILE = "test-compile";
    public static final String RS_TEST_RUNTIME = "test-runtime";

    private Maven3ScopeManagerConfiguration() {}

    @Override
    public String getId() {
        return "Maven3";
    }

    @Override
    public boolean isStrictDependencyScopes() {
        return false;
    }

    @Override
    public boolean isStrictResolutionScopes() {

                Thread owner = aggregatorLock.getOwner();
                MojoDescriptor ownerMojo = owner != null ? mojos.get(owner) : null;
                String str = ownerMojo != null ? " The " + ownerMojo.getId() : "An";
                String msg = str + " aggregator mojo is already being executed "
                        + "in this parallel build, those kind of mojos require exclusive access to "

    private Xpp3Dom convert(ReportSet reportSet) {
        Xpp3Dom dom = new Xpp3Dom("reportSet", reportSet.getLocation(""));

        InputLocation idLocation = reportSet.getLocation("id");
        addDom(dom, "id", reportSet.getId(), idLocation == null ? location : idLocation);

        Xpp3Dom configuration = (Xpp3Dom) reportSet.getConfiguration();
        if (configuration != null) {
            configuration = new Xpp3Dom(configuration);

                for (Iterator<ArtifactRepository> i = remoteRepositories.iterator(); i.hasNext(); ) {
                    ArtifactRepository remoteRepository = i.next();

                    sb.append(remoteRepository.getId());
                    sb.append(" (");
                    sb.append(remoteRepository.getUrl());

                    ArtifactRepositoryPolicy releases = remoteRepository.getReleases();

        List<Artifact> trial = getTrail();

        List<String> ret = new ArrayList<>(trial.size());

        for (Artifact artifact : trial) {
            ret.add(artifact.getId());
        }

        return ret;
    }

    private List<Artifact> getTrail() throws OverConstrainedVersionException {
        if (trail == null) {
            List<Artifact> ids = new LinkedList<>();

    }

    @Override
    public String toString() {
        StringBuilder buffer = new StringBuilder(128);
        if (mojoDescriptor != null) {
            buffer.append(mojoDescriptor.getId());
        }
        buffer.append(" {execution: ").append(executionId).append('}');
        return buffer.toString();
    }

    public String getGroupId() {
        if (mojoDescriptor != null) {