projectPrefixValueSource = new PrefixedObjectValueSource(PROJECT_PREFIXES_4_0, model, false);
            prefixlessObjectBasedValueSource = new ObjectBasedValueSource(model);
        } else {
            projectPrefixValueSource = new PrefixedObjectValueSource(PROJECT_PREFIXES_3_1, model, false);
            if (request.getValidationLevel() >= ModelBuilderRequest.VALIDATION_LEVEL_MAVEN_2_0) {

                validationReportLevel(repositorySystemSession); // this will parse and store it in session.data
                validationPluginExcludes(repositorySystemSession);
            } else if (executionEvent.getType() == ExecutionEvent.Type.SessionEnded) {
                reportSessionCollectedValidationIssues(executionEvent.getSession());
            }
        }
    }

        if (Artifact.SCOPE_PROVIDED.equals(expectedScope)) {
            filter = new ScopeArtifactFilter(Artifact.SCOPE_COMPILE);
        } else if (Artifact.SCOPE_SYSTEM.equals(expectedScope)) {
            filter = new ScopeArtifactFilter(Artifact.SCOPE_COMPILE);
        } else {
            filter = new ScopeArtifactFilter(expectedScope);
        }

                    descriptors = Collections.unmodifiableMap(names);
                    isModuleHierarchy = true;
                    return;
                }
            }
        } else if (Files.isRegularFile(path)) {
            /*
             * JAR file: can contain only one module, with descriptor at the root.
             * If no descriptor, the "Automatic-Module-Name" manifest attribute is

                } else {
                    // move on to next in r1
                    if (i1.hasNext()) {
                        res1 = i1.next();
                    } else {
                        done = true;
                    }
                }
            } else {
                // move on to next in r2
                if (i2.hasNext()) {
                    res2 = i2.next();
                } else {

        ManagedVersionMap versionMap;
        if (managedVersions instanceof ManagedVersionMap) {
            versionMap = (ManagedVersionMap) managedVersions;
        } else {
            versionMap = new ManagedVersionMap(managedVersions);
        }

        // remove the originating artifact if it is also in managed versions to avoid being modified during resolution

        String originalPackaging = project.getOriginalModel().getPackaging();
        if (POM_PACKAGING.equals(packaging) && !BOM_PACKAGING.equals(originalPackaging)) {
            return buildPom(session, project, src);
        } else {
            return buildNonPom(session, project, src);
        }
    }

    protected Model buildPom(RepositorySystemSession session, MavenProject project, Path src)
            throws ModelBuilderException {

                    // special case: if there is a windows drive letter, then keep the original return value
                    retValue = retValue.charAt(0) + ":" + retValue.substring(2);
                } else {
                    // Now we expect the host
                    int index = retValue.indexOf('/');
                    if (index >= 0) {
                        retValue = retValue.substring(index + 1);

                } else if (logger.isDebugEnabled()) {
                    logger.debug("  Excluded: {}", getId(artifact));
                }
            }
        }

        if (parentImports != null) {
            parentImports = new ArrayList<>(parentImports);
        } else {
            parentImports = new ArrayList<>();
        }

Description appendValue(Object value) { if (value == null) { append("null"); } else if (value instanceof String) { toJavaSyntax((String) value); } else if (value instanceof Character) { append('"'); toJavaSyntax((Character) value); append('"'); } else if (value instanceof Short) { append('<'); append(descriptionOf(value)); append("s>"); } else if (value instanceof Long) { append('<'); append(descriptionOf(value)); append("L>"); } else if (value instanceof Float) { append('<'); append(descriptionOf(value));...