if (Artifact.SCOPE_COMPILE.equals(artifact.getScope())) {
            return compileScope;
        } else if (Artifact.SCOPE_RUNTIME.equals(artifact.getScope())) {
            return runtimeScope;
        } else if (Artifact.SCOPE_TEST.equals(artifact.getScope())) {
            return testScope;
        } else if (Artifact.SCOPE_PROVIDED.equals(artifact.getScope())) {
            return providedScope;

        }

        return Objects.equals(a1.getGroupId(), a2.getGroupId())
                && Objects.equals(a1.getArtifactId(), a2.getArtifactId())
                && Objects.equals(a1.getType(), a2.getType())
                && Objects.equals(a1.getVersion(), a2.getVersion())
                && Objects.equals(a1.getClassifier(), a2.getClassifier())
                && Objects.equals(a1.getScope(), a2.getScope())

    }

    public boolean checkOutOfDate(Date lastModified) {
        boolean checkForUpdates = false;

        if (UPDATE_POLICY_ALWAYS.equals(updatePolicy)) {
            checkForUpdates = true;
        } else if (UPDATE_POLICY_DAILY.equals(updatePolicy)) {
            // Get local midnight boundary
            Calendar cal = Calendar.getInstance();

            cal.set(Calendar.HOUR_OF_DAY, 0);

            }
        } else if ("reactorProjects".equals(expression)) {
            value = session.getProjects();
        } else if ("project".equals(expression)) {
            value = project;
        } else if ("executedProject".equals(expression)) {
            value = project.getExecutionProject();

            }
        }

        @Override
        public boolean equals(Object o) {
            if (this == o) {
                return true;
            }
            if (o == null || getClass() != o.getClass()) {
                return false;
            }
            DefaultVersion that = (DefaultVersion) o;
            return delegate.equals(that.delegate);
        }

        @Override

     */
    private static boolean isTestArtifact(Artifact artifact) {
        return ("test-jar".equals(artifact.getProperty("type", "")))
                || ("jar".equals(artifact.getExtension()) && "tests".equals(artifact.getClassifier()));
    }

    private File findInProjectLocalRepository(Artifact artifact) {
        Path target = getArtifactPath(artifact);

    }

    private boolean equals(Dependency d1, Dependency d2) {
        return Objects.equals(d1.getGroupId(), d2.getGroupId())
                && Objects.equals(d1.getArtifactId(), d2.getArtifactId())
                && Objects.equals(d1.getVersion(), d2.getVersion())
                && Objects.equals(d1.getType(), d2.getType())
                && Objects.equals(d1.getClassifier(), d2.getClassifier())

        } catch (MalformedURLException e) {
            // bad url just skip it here. It should have been validated already, but the wagon lookup will deal with it
            return false;
        }
    }

    private static boolean isLocal(String host) {
        return "localhost".equals(host) || "127.0.0.1".equals(host);
    }

    /**

            if (node2.metadata == null) {
                return metadata == null;
            }

            return metadata != null && metadata.toString().equals(node2.metadata.toString());
        } else {
            return super.equals(obj);
        }
    }

    @Override
    public int hashCode() {
        if (metadata == null) {
            return super.hashCode();
        }

        return metadata.toString().hashCode();

        /*
         * if ( version == null || !version.equals( parent.getVersion() ) ) { return null; }
         */

        return new ModelData(candidateSource, candidateModel);
    }

    private boolean rawChildVersionReferencesParent(String rawChildModelVersion) {
        return rawChildModelVersion.equals("${pom.version}")
                || rawChildModelVersion.equals("${project.version}")