result.put(NameMappers.STATIC_NAME, NameMappers.staticNameMapper());
        result.put(NameMappers.GAV_NAME, NameMappers.gavNameMapper());
        result.put(NameMappers.DISCRIMINATING_NAME, NameMappers.discriminatingNameMapper());
        result.put(NameMappers.FILE_GAV_NAME, NameMappers.fileGavNameMapper());
        result.put(NameMappers.FILE_HGAV_NAME, NameMappers.fileHashingGavNameMapper());

                    if (existing != null) {
                        element = mergePlugin(existing, element, sourceDominant, context);
                    } else {
                        added.put(key, element);
                    }
                    merged.put(key, element);
                }

                if (!added.isEmpty()) {
                    PluginManagement pluginMgmt = (PluginManagement) context.get(PLUGIN_MANAGEMENT);

    /**
     * Indicates GET transfer  (from the repository)
     */
    public static final int REQUEST_GET = 5;

    /**
     * Indicates PUT transfer (to the repository)
     */
    public static final int REQUEST_PUT = 6;

    private int eventType;

    private int requestType;

    private Exception exception;

    private File localFile;

     *
     * @throws RuntimeException If PUT fails for any reason.
     */
    void put(@Nonnull Path source, @Nonnull URI relativeTarget);

    /**
     * PUTs the source byte array to target URI. The target MUST BE relative from the
     * {@link RemoteRepository#getUrl()} root.
     *
     * @throws RuntimeException If PUT fails for any reason.
     */

        Map<Object, Object> hints = new HashMap<>();
        String childPath = child.getProperties().getOrDefault(CHILD_DIRECTORY_PROPERTY, child.getArtifactId());
        hints.put(CHILD_DIRECTORY, childPath);
        hints.put(MavenModelMerger.CHILD_PATH_ADJUSTMENT, getChildPathAdjustment(child, parent, childPath));
        return merger.merge(child, parent, false, hints);
    }

    /**

        // single one
        request.getUserProperties().put("maven.versionFilters", "s");
        versionFilter = systemSessionFactory.newRepositorySession(request).getVersionFilter();
        assertNotNull(versionFilter);
        assertTrue(versionFilter instanceof ContextualSnapshotVersionFilter);

        request.getUserProperties().put("maven.versionFilters", "h");

        HashMap<String, ChecksumAlgorithmFactory> result = new HashMap<>();
        result.put(Sha512ChecksumAlgorithmFactory.NAME, new Sha512ChecksumAlgorithmFactory());
        result.put(Sha256ChecksumAlgorithmFactory.NAME, new Sha256ChecksumAlgorithmFactory());
        result.put(Sha1ChecksumAlgorithmFactory.NAME, new Sha1ChecksumAlgorithmFactory());
        result.put(Md5ChecksumAlgorithmFactory.NAME, new Md5ChecksumAlgorithmFactory());
        return result;

        // this is the plugin we're looking for.
        validPluginCounts.put(testPluginArtifactId, 0);

        // these are injected if -DperformRelease=true
        validPluginCounts.put("maven-deploy-plugin", 0);
        validPluginCounts.put("maven-javadoc-plugin", 0);
        validPluginCounts.put("maven-source-plugin", 0);

        Plugin testPlugin = null;

        if (props.containsKey(REVISION_PROPERTY)) {
            modelProperties.put(REVISION_PROPERTY, props.get(REVISION_PROPERTY));
        }
        if (props.containsKey(CHANGELIST_PROPERTY)) {
            modelProperties.put(CHANGELIST_PROPERTY, props.get(CHANGELIST_PROPERTY));
        }
        if (props.containsKey(SHA1_PROPERTY)) {
            modelProperties.put(SHA1_PROPERTY, props.get(SHA1_PROPERTY));
        }
    }

                Object key = getRepositoryKey().apply(element);
                merged.put(key, element);
            }

            for (Repository element : recessive) {
                Object key = getRepositoryKey().apply(element);
                if (!merged.containsKey(key)) {
                    merged.put(key, element);
                }
            }

            builder.repositories(merged.values());