* {@code profile > project}, hence active profile property may override project property.
     * <p>
     * The caller of this method should decide whether there is a project in scope (hence, a project instance
     * needs to be passed) or not.
     *
     * @param project {@link Project} or {@code null}.
     * @return the effective properties, never {@code null}
     */
    @Nonnull

        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?

          <association>
            <type>ActivationFile</type>
          </association>
        </field>
        <field>
          <name>packaging</name>
          <version>4.1.0+</version>
          <type>String</type>
          <description>Specifies that this profile will be activated based on the project's packaging.</description>