private volatile boolean halted = false;

    public ReactorBuildStatus(ProjectDependencyGraph projectDependencyGraph) {
        this.projectDependencyGraph = projectDependencyGraph;
    }

    public boolean isBlackListed(MavenProject project) {
        return blackListedProjects.contains(BuilderCommon.getKey(project));
    }

    public void blackList(MavenProject project) {

    public ArtifactRepositoryPolicy getReleases() {
        return releases;
    }

    @Override
    public String getKey() {
        return getId();
    }

    @Override
    public boolean isBlacklisted() {
        return blacklisted;
    }

    @Override
    public void setBlacklisted(boolean blacklisted) {
        this.blacklisted = blacklisted;
    }

    @Override

    ArtifactRepositoryLayout getLayout();

    void setLayout(ArtifactRepositoryLayout layout);

    String getKey();

    @Deprecated
    boolean isUniqueVersion();

    @Deprecated
    boolean isBlacklisted();

    @Deprecated
    void setBlacklisted(boolean blackListed);

    /**
     * @return whether the repository is blocked
     * @since 3.8.1
     **/
    boolean isBlocked();

    /**

                        blackList(dependentId);
                    }
                }
            }
        }
    }

    public boolean isBlackListed(MavenProject project) {
        return blackList.contains(getProjectKey(project));
    }

    private static String getProjectKey(MavenProject project) {

            return getId();
        }

        @Override
        public boolean isUniqueVersion() {
            return true;
        }

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

        @Override
        public void setBlacklisted(boolean blackListed) {}

        @Override

    public Proxy getProxy() {
        return proxy;
    }

    @Override
    public void setProxy(Proxy proxy) {
        this.proxy = proxy;
    }

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

    @Override
    public void setBlacklisted(boolean blackListed) {
        // no op
    }

    @Override
    public boolean isUniqueVersion() {

            } else {
                // For regular steps:
                // Don't run for halted builds, blacklisted projects, or if predecessors failed
                shouldExecute = !status.isHalted() && !status.isBlackListed(step.project) && allPredecessorsExecuted;
            }

            // 2. Either schedule the step or mark it as skipped based on the decision