* Creates a derived session using the given local repository.
     *
     * @param localRepository the new local repository
     * @return the derived session
     * @throws NullPointerException if {@code localRepository} is null
     */
    @Nonnull
    Session withLocalRepository(@Nonnull LocalRepository localRepository);

    /**
     * Creates a derived session using the given remote repositories.
     *

     *
     * @see #NONE
     */
    private PathModularization() {
        descriptors = Collections.emptyMap();
        isModuleHierarchy = false;
    }

    /**
     * Finds module information in the given JAR file, output directory, or test output directory.
     * If no module is found, or if module information cannot be extracted, then this constructor
     * builds an empty map.
     *

     * configuration expansion (merging configuration defined globally for a given plugin
     * using {@link org.apache.maven.api.model.Plugin#getConfiguration()}
     * into the configuration for each {@link org.apache.maven.api.model.PluginExecution}.
     */
    boolean isProcessPlugins();

    /**
     * Defines external profiles that may be activated for the given model.

         * The path elements are separated by an option-specific or platform-specific separator.
         * If the given {@code paths} argument contains no element, then this method returns an empty string.
         *
         * @param paths the path to format as a string
         * @return the option associated to this path type followed by the given path elements,

     *
     * @see #NONE
     */
    private PathModularization() {
        descriptors = Collections.emptyMap();
        isModuleHierarchy = false;
    }

    /**
     * Finds module information in the given JAR file, output directory, or test output directory.
     * If no module is found, or if module information cannot be extracted, then this constructor
     * builds an empty map.
     *

     * by concurrently running mojo executions. To prevent race conditions, an aggregating execution will block
     * all other executions until finished.
     * We also lock on a given project to forbid a forked lifecycle to be executed concurrently with the project.
     * TODO: ideally, the builder should take care of the ordering in a smarter way
     * TODO: and concurrency issues fixed with MNG-7157
     */

        final int pos = url.indexOf(':');

        if (pos == -1) {
            return "";
        }
        return url.substring(0, pos).trim();
    }

    /**
     * Derive the path portion of the given URL.
     *
     * @param url the repository URL
     * @return the basedir of the repository
     * TODO need to URL decode for spaces?
     */
    private String basedir(String url) {

        return projectBaseDirectory.relativize(outputFile);
    }

    /**
     * Tries to resolve the specified artifact from the artifacts of the given project.
     *
     * @param project The project to try to resolve the artifact from, must not be <code>null</code>.
     * @param requestedArtifact The artifact to resolve, must not be <code>null</code>.

Agreement. The Eclipse Foundation is the initial Agreement Steward. The Eclipse
Foundation may assign the responsibility to serve as the Agreement Steward
to a suitable separate entity. Each new version of the Agreement will be given
a distinguishing version number. The Program (including Contributions) may
always be distributed subject to the version of the Agreement under which
it was received. In addition, after a new version of the Agreement is published,

        return topLevelProject;
    }

    public MavenExecutionResult getResult() {
        return result;
    }

    // Backward compat

    /**
     * Returns the plugin context for given key ({@link PluginDescriptor#getPluginLookupKey()} and
     * {@link MavenProject}, never returns {@code null} as if context not present, creates it.
     *