// code below...
        translatedPrefixes.add("build.directory");
        translatedPrefixes.add("build.outputDirectory");
        translatedPrefixes.add("build.testOutputDirectory");
        translatedPrefixes.add("build.sourceDirectory");
        translatedPrefixes.add("build.testSourceDirectory");
        translatedPrefixes.add("build.scriptSourceDirectory");
        translatedPrefixes.add("reporting.outputDirectory");

                if (!repositories.isEmpty()) {
                    trackingData.add("Configured repositories:");
                    for (RemoteRepository r : repositories) {
                        trackingData.add(" - " + r.getId() + " : " + r.getUrl());
                    }
                } else {
                    trackingData.add("No repositories configured");
                }
            }

            if (pluginDeclaration != null) {
                pluginDeclarations.add(pluginDeclaration);
            }
            pluginIssues
                    .computeIfAbsent(issueLocality, k -> new LinkedHashSet<>())
                    .add(issue);
        }

        private synchronized void reportPluginMojoIssue(

        }

        if (!d.getExclusions().isEmpty()) {
            List<String> exclusions = new ArrayList<>();

            for (Exclusion exclusion : d.getExclusions()) {
                exclusions.add(exclusion.getGroupId() + ':' + exclusion.getArtifactId());
            }

            artifact.setDependencyFilter(new ExcludesArtifactFilter(exclusions));
        }

        return artifact;
    }

        List<String> scopes = new ArrayList<>(2);
        if (scopeToCollect != null && !scopeToCollect.isEmpty()) {
            scopes.add(scopeToCollect);
        }
        if (scopeToResolve != null && !scopeToResolve.isEmpty()) {
            scopes.add(scopeToResolve);
        }

        if (scopes.isEmpty()) {
            return null;
        } else {

        if (file.isFile()) {
            result.setFile(file);
        }

        return result;
    }

    public void add(RepositorySystemSession session, LocalArtifactRegistration request) {
        // noop
    }

    public void add(RepositorySystemSession session, LocalMetadataRegistration request) {
        // noop
    }

        prerequisitesCheckers.forEach(c -> {
            try {
                c.accept(pluginDescriptor);
            } catch (IllegalStateException e) {
                prerequisiteExceptions.add(e);
            }
        });
        // aggregate all exceptions
        if (!prerequisiteExceptions.isEmpty()) {
            String messages = prerequisiteExceptions.stream()

        }

        private ArtifactSpec addDependency(ArtifactSpec dep) throws InvalidVersionSpecificationException {
            if (dep != null) {
                dependencies.add(dep.artifact);
            }
            return dep;
        }

        private ArtifactSpec addDependency(String id, String version, String scope, boolean optional)

            } else {
                pomHash = 0;
            }
            this.resolveManagedVersions = resolveManagedVersions;
            this.repositories.add(localRepository);
            this.repositories.addAll(remoteRepositories);

            int hash = 17;
            hash = hash * 31 + artifactHashCode(artifact);
            hash = hash * 31 + (resolveManagedVersions ? 1 : 2);

                            defaultValue != null ? Collections.singletonMap("default-value", defaultValue) : null,
                            null,
                            null);
                    children.add(e);
                }
            }
        }

        XmlNodeImpl dom = new XmlNodeImpl("configuration", null, null, children, null);
        return new org.codehaus.plexus.util.xml.Xpp3Dom(dom);
    }