this.request = request;
    }

    @Override
    public File getPomFile() {
        return request.getPomFile();
    }

    @Override
    public FilterModelBuildingRequest setPomFile(File pomFile) {
        request.setPomFile(pomFile);

        return this;
    }

    @Override
    public ModelSource getModelSource() {
        return request.getModelSource();
    }

    @Override

     * Creates a shallow copy of the specified request.
     *
     * @param request The request to copy, must not be {@code null}.
     */
    public DefaultModelBuildingRequest(ModelBuildingRequest request) {
        setPomFile(request.getPomFile());
        setModelSource(request.getModelSource());
        setValidationLevel(request.getValidationLevel());
        setProcessPlugins(request.isProcessPlugins());

     */
    ModelSource getModelSource();

    /**
     * Sets the source of the POM to process. Eventually, either {@link #setModelSource(ModelSource)} or
     * {@link #setPomFile(File)} must be set.
     *
     * @param modelSource The source of the POM to process, may be {@code null}.
     * @return This request, never {@code null}.
     */

        return this;
    }

    public boolean useReactor() {
        return useReactor;
    }

    /** @deprecated use {@link #setPom(File)} */
    @Deprecated
    public MavenExecutionRequest setPomFile(String pomFilename) {
        if (pomFilename != null) {
            pom = new File(pomFilename);
        }

        return this;
    }

    @Override

        assertNotNull(builder);

        DefaultModelBuildingRequest request = new DefaultModelBuildingRequest();
        request.setProcessPlugins(true);
        request.setPomFile(getPom("simple"));

        ModelBuildingResult result = builder.build(request);
        assertNotNull(result);
        assertNotNull(result.getEffectiveModel());

            // (has consequences in inheritance algorithm since getProjectDirectory() returns null)
            parent = parent.clone();
            parent.setPomFile(null);
            child = child.clone();
            child.setPomFile(null);
        }

        SimpleProblemCollector problems = new SimpleProblemCollector();

        Model assembled = child.clone();

        assertNotNull(builder);

        DefaultModelBuildingRequest request = new DefaultModelBuildingRequest();
        request.setProcessPlugins(true);
        request.setPomFile(getPom("complex"));
        request.setSystemProperties(sysProperties);

        ModelBuildingResult result = builder.build(request);
        assertNotNull(result);
        assertNotNull(result.getEffectiveModel());

    public Model read(File input, Map<String, ?> options) throws IOException {
        Objects.requireNonNull(input, "input cannot be null");

        Model model = read(new FileInputStream(input), options);

        model.setPomFile(input);

        return model;
    }

    @Override
    public Model read(Reader input, Map<String, ?> options) throws IOException {
        Objects.requireNonNull(input, "input cannot be null");

                        remoteRepositoryManager,
                        request.getRepositories()));
                if (resolveResult.getRepository() instanceof WorkspaceRepository) {
                    modelRequest.setPomFile(pomArtifact.getFile());
                } else {
                    modelRequest.setModelSource(new ArtifactModelSource(
                            pomArtifact.getPath(),

                    .setMessage("Non-readable POM " + modelSource.getLocation() + ": " + msg)
                    .setException(e));
            throw problems.newModelBuildingException();
        }

        model.setPomFile(pomFile);

        problems.setSource(model);
        modelValidator.validateRawModel(model, request, problems);

        if (hasFatalErrors(problems)) {
            throw problems.newModelBuildingException();