/**
     * Merges values from the specified parent model into the given child model. Implementations are expected to keep
     * parent and child completely decoupled by injecting deep copies of objects into the child rather than the original
     * objects from the parent.
     *
     * @param child The child model into which to merge the values inherited from the parent, must not be
     *            <code>null</code>.

                     */
                    type = cache.selectPathType(pathTypes, filter, path).orElse(type);
                }
                addPathElement(type, info.getKey());
                // There is usually no more than one element, but nevertheless allow multi-modules.
            }
            /*
             * If the dependency has no module information, search for an artifact of the same groupId

     *
     * @param projectDirectory The base directory of the current project, may be {@code null} if profile activation
     *                         happens in the context of metadata retrieval rather than project building.
     * @return This context, never {@code null}.
     */
    public DefaultProfileActivationContext setProjectDirectory(Path projectDirectory) {
        this.projectDirectory = projectDirectory;

     * <li>The parent uses aggregation and refers to the child via the modules section</li>
     * <li>The module path to the child is considered to
     * point at the POM rather than its base directory if the path ends with ".xml" (ignoring case)</li>
     * <li>The name of the child's base directory matches the artifact id of the child.</li>
     * </ul>
     * Note that for the sake of independence from the user

    /**
     * Module information for the path specified at construction time.
     * This map is usually either empty if no module was found, or a singleton map.
     * It may however contain more than one entry if module hierarchy was detected,
     * in which case there is one key per sub-directory.
     *
     * <p>This map may contain null values if the constructor was invoked with {@code resolve}

                        Files.getLastModifiedTime(outputFile).toMillis();
                if (outputFileLastModified > artifactLastModified) {
                    LOGGER.warn(
                            "File '{}' is more recent than the packaged artifact for '{}', "
                                    + "please run a full `mvn package` build",
                            relativizeOutputFile(outputFile),
                            project.getArtifactId());

     * The returned list of versions is only dependent on the configured repositories and their contents.
     * The supplied request may also refer to a single concrete version rather than a version range.
     * In this case though, the result contains simply the (parsed) input version, regardless of the
     * repositories and their contents.
     *

            project. This directory is meant to be different from the sourceDirectory, in that its
            contents will be copied to the output directory in most cases (since scripts are
            interpreted rather than compiled).
            The default value is {@code src/main/scripts}.
          </description>
          <type>String</type>
        </field>
        <field>
          <name>testSourceDirectory</name>

                    unknown = true;
                }
                if (selected == null) {
                    selected = type;
                } else if (unknown) {
                    // More than one filtered value, and we don't know how to handle at least one of them.
                    // TODO: add a plugin mechanism for allowing plugin to specify their selection algorithm.
                    return Optional.empty();

                    .relocation(model.getDistributionManagement().getRelocation())
                    .build());
        }
        // only keep repositories other than 'central'
        builder.pluginRepositories(pruneRepositories(model.getPluginRepositories()));
        builder.repositories(pruneRepositories(model.getRepositories()));
        return builder;
    }