*
     * @see SourceRoot#targetVersion()
     */
    @Nullable
    Version getTargetVersion();

    @Nonnull
    static DependencyResolverRequestBuilder builder() {
        return new DependencyResolverRequestBuilder();
    }

    @Nonnull
    static DependencyResolverRequest build(Session session, RequestType requestType, Artifact rootArtifact) {

            throws PluginVersionResolutionException {
        Map<String, String> versions = new HashMap<>(64);

        for (Plugin plugin : project.getBuildPlugins()) {
            if (plugin.getVersion() == null) {
                PluginVersionRequest request = new DefaultPluginVersionRequest(
                        plugin, session.getRepositorySession(), project.getRemotePluginRepositories());

        this(new ArtifactMetadata(af), parent, resolved, scope);
    }

    // ------------------------------------------------------------------------
    public void addChild(int index, MetadataTreeNode kid) {
        if (kid == null) {
            return;
        }

        if (children == null) {
            children = new MetadataTreeNode[nChildren];
        }

    @Test
    void testScmInfoCalculatedCorrectlyOnParentAndChildRead() throws Exception {
        File localRepo = getLocalRepositoryPath();

        File pom0 = new File(localRepo, "p0/pom.xml");
        File pom0Basedir = pom0.getParentFile();
        File pom1 = new File(pom0Basedir, "modules/p1/pom.xml");

        // load the child project, which inherits from p0...
        MavenProject project0 = getProject(pom0);

	"github.com/smallnest/ringbuffer"
)

func main() {
	rb := ringbuffer.New(1024)

	// write
	rb.Write([]byte("abcd"))
	fmt.Println(rb.Length())
	fmt.Println(rb.Free())

	// read
	buf := make([]byte, 4)
	rb.Read(buf)
	fmt.Println(string(buf))
}
```

It is possible to use an existing buffer with by replacing `New` with `NewBuffer`.


# Blocking vs Non-blocking

    @Test
    void testDependencyManagement() throws Exception {
        File localRepo = getLocalRepositoryPath();
        File pom0 = new File(localRepo, "p0/pom.xml");

        File pom0Basedir = pom0.getParentFile();

        File pom1 = new File(pom0Basedir, "p1/pom.xml");

        // load everything...
        MavenProject project1 = getProjectWithDependencies(pom1);

            } catch (PrompterException e) {
                throw new SecDispatcherException("Could not collect the password", e);
            }
        }
        return null;
    }

    @Override
    public SecDispatcher.ValidationResponse validateConfiguration(String config) {
        if (NAME.equals(config)) {
            return new SecDispatcher.ValidationResponse(getClass().getSimpleName(), true, Map.of(), List.of());

 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")
public class FileModelSource extends FileSource implements ModelSource2 {

    /**
     * Creates a new model source backed by the specified file.
     *
     * @param pomFile The POM file, must not be {@code null}.
     */
    public FileModelSource(File pomFile) {
        super(pomFile);
    }

    private DependencyResolutionResult dependencyResolutionResult;

    private final List<Throwable> exceptions = new CopyOnWriteArrayList<>();

    private final Map<MavenProject, BuildSummary> buildSummaries = Collections.synchronizedMap(new IdentityHashMap<>());

    private boolean canResume = false;

    @Override
    public MavenExecutionResult setProject(MavenProject project) {

        field.setAccessible(true);
        field.set(reader, eventDispatcher);

        ArtifactDescriptorRequest request = new ArtifactDescriptorRequest();

        request.addRepository(newTestRepository());

        request.setArtifact(new DefaultArtifact("org.apache.maven.its", "dep-mng5459", "jar", "0.4.0-SNAPSHOT"));

        // execute
        reader.readArtifactDescriptor(session, request);