private ThreadLocal<MavenProject> currentProject = new ThreadLocal<>();

    /**
     * These projects have already been topologically sorted in the {@link org.apache.maven.Maven} component before
     * being passed into the session. This is also the potentially constrained set of projects by using --projects
     * on the command line.
     */
    private List<MavenProject> projects;

    /**

    List<Version> resolveVersionRange(@Nonnull ArtifactCoordinate artifact);

    /**
     * Parses the specified version string, for example "1.0".
     * <p>
     * Shortcut for {@code getService(VersionParser.class).parseVersion(...)}.
     *
     * @param version the version string to parse
     * @return the version parsed from the given string
     * @throws org.apache.maven.api.services.VersionParserException if the parsing failed

    filesystem.

    It is not possible to determine whether a file-based location will
    be available except on a case-by-case basis (or a root-url by
    root-url basis). We may want to move the offline sensitivity entirely to
    Maven-Artifact, below, so we can be smarter about testing filesystem-based
    repositories, etc.

  * If not otherwise specified, all other wagons are assumed to be

        if (configuratorId == null || configuratorId.isEmpty()) {
            configuratorId = mojoDescriptor.isV4Api() ? "enhanced" : "basic";
        }

        try {
            // TODO could the configuration be passed to lookup and the configurator known to plexus via the descriptor
            // so that this method could entirely be handled by a plexus lookup?

    //
    // 6) Get reactor projects looking for general POM errors
    //
    // 7) Create ProjectDependencyGraph using trimming which takes into account --projects and reactor mode.
    // This ensures that the projects passed into the ReactorReader are only those specified.
    //
    // 8) Create ReactorReader with the getProjectMap( projects ). NOTE that getProjectMap(projects) is the code that

     * In case the project is loaded externally from a remote repository (as a dependency or
     * even as an external parent), the POM will be parsed in a lenient way.  Local POMs
     * are parsed more strictly.
     */
    boolean isProjectBuild();

    /**
     * Specifies whether plugin processing should take place for the built model.

                    }
                }

                // TODO should this be inside the above check?
                // touch file so that this is not checked again until interval has passed
                if (file.exists()) {
                    file.setLastModified(System.currentTimeMillis());
                }
            }
        }

        try {