assertNull(logoutUrl);
    }

    @Test
    public void test_nullSafeGetResponse() {
        SpnegoAuthenticator authenticator = new SpnegoAuthenticator();

        // SPNEGO typically doesn't provide special response handling
        org.lastaflute.web.response.ActionResponse response = authenticator.getResponse(org.codelibs.fess.sso.SsoResponseType.METADATA);
        assertNull(response);

            List<ArtifactRepository> remoteRepositories,
            ArtifactRepository localRepository,
            boolean allowStubModel)
            throws ProjectBuildingException;

    // TODO this is only to provide a project for plugins that don't need a project to execute but need some
    // of the values from a MavenProject. Ideally this should be something internal and nothing outside Maven

import java.util.Optional;

import org.apache.maven.api.services.Lookup;
import org.apache.maven.api.services.LookupException;

import static java.util.Objects.requireNonNull;

/**
 * Proto-{@link Lookup} offer ways to provide early components to invoker.
 */
public class ProtoLookup implements Lookup {
    private final Map<Class<?>, Object> components;

    private ProtoLookup(Map<Class<?>, Object> components) {

import org.lastaflute.web.Execute;
import org.lastaflute.web.response.HtmlResponse;

/**
 * Action class for handling help page requests in the Fess search application.
 * This class extends FessSearchAction to provide help functionality including
 * authentication checks and form parameter setup for the help interface.
 */
public class HelpAction extends FessSearchAction {

func (r *PipeReader) CloseWithError(err error) error {
	err = r.PipeReader.CloseWithError(err)
	r.wait()
	return err
}

// WaitPipe implements wait-group backend io.Pipe to provide
// synchronization between read() end with write() end.
func WaitPipe() (*PipeReader, *PipeWriter) {
	r, w := io.Pipe()
	var wg sync.WaitGroup
	wg.Add(1)
	return &PipeReader{
			PipeReader: r,

 * <li>POM: Repositories can be specified in the {@code pom.xml} file under the {@code <repositories>} and {@code <pluginRepositories>} sections.</li>
 * <li>Settings: the {@code settings.xml} can be used to provide additional repositories in the three level of settings (user, project, installation).</li>
 * </ol>

 * <li>POM: Repositories can be specified in the {@code pom.xml} file under the {@code <repositories>} and {@code <pluginRepositories>} sections.</li>
 * <li>Settings: the {@code settings.xml} can be used to provide additional repositories in the three level of settings (user, project, installation).</li>
 * </ol>

 *          If a goal is provided instead of a phase, that goal will be executed in isolation.
 *          The execution of either will not affect the current project, but instead make available the
 *          <code>${executedProject}</code> expression if required. An alternate lifecycle can also be provided:
 *          for more information see the documentation on the

  private final Iterator<? extends ByteSource> it;
  private @Nullable InputStream in;

  /**
   * Creates a new instance.
   *
   * @param it an iterator of I/O suppliers that will provide each substream
   */
  public MultiInputStream(Iterator<? extends ByteSource> it) throws IOException {
    this.it = checkNotNull(it);
    advance();
  }

  @Override
  public void close() throws IOException {

///

/// check

OpenAPI specifies that each *path operation* requires a response description.

So, if you don't provide one, **FastAPI** will automatically generate one of "Successful response".

///

<img src="/img/tutorial/path-operation-configuration/image03.png">

## Deprecate a *path operation* { #deprecate-a-path-operation }