request.setModelBuildingListener(modelBuildingListener);

        return this;
    }

    @Override
    public ModelCache getModelCache() {
        return request.getModelCache();
    }

    @Override
    public FilterModelBuildingRequest setModelCache(ModelCache modelCache) {
        request.setModelCache(modelCache);

        return this;
    }

 * construction of MavenProject instances without the need to have parent POM(s) available from local or remote
 * repositories.
 * <p>
 * ModelSource2 instances are cached in {@link ModelBuildingRequest#getModelCache()}. Implementations must guarantee
 * that the connection to the backing store remains active until request's {@link ModelCache} is discarded or flushed.
 */
public interface ModelSource2 extends ModelSource {
    /**