*
 * @author Louis Wasserman
 */
@GwtCompatible
abstract class TransformedIterator<F extends @Nullable Object, T extends @Nullable Object>
    implements Iterator<T> {
  final Iterator<? extends F> backingIterator;

  TransformedIterator(Iterator<? extends F> backingIterator) {
    this.backingIterator = checkNotNull(backingIterator);
  }

  @ParametricNullness

import static java.util.Objects.requireNonNull;

/**
 * Base class for requests.
 *
 * @since 4.0.0
 */
@Experimental
abstract class BaseRequest<S extends ProtoSession> implements Request<S> {

    private final S session;
    private final RequestTrace trace;

    protected BaseRequest(@Nonnull S session) {
        this(session, null);
    }

/**
 * Wraps an ordinary {@link File} as a settings source.
 *
 *
 * @deprecated instead use {@link FileSource}
 */
@Deprecated
public class FileSettingsSource extends FileSource implements SettingsSource {

    /**
     * Creates a new settings source backed by the specified file.
     *
     * @param settingsFile The settings file, must not be {@code null}.
     */

 */
package org.apache.maven.cling.invoker.cisupport;

import java.util.Optional;

import org.apache.maven.api.cli.cisupport.CIInfo;

/**
 * GitHub CI support.
 */
public class GithubCIDetector implements CIDetector {
    public static final String NAME = "GitHub";

    private static final String GITHUB_ACTIONS = "GITHUB_ACTIONS";
    private static final String RUNNER_DEBUG = "RUNNER_DEBUG";

    @Override

 */
package org.apache.maven.cling.invoker.cisupport;

import java.util.Optional;

import org.apache.maven.api.cli.cisupport.CIInfo;

/**
 * Travis CI support.
 */
public class TravisCIDetector implements CIDetector {
    public static final String NAME = "Travis";

    private static final String TRAVIS = "TRAVIS";
    private static final String TRAVIS_DEBUG_MODE = "TRAVIS_DEBUG_MODE";

    @Override

/**
 * Wraps an ordinary {@link URL} as a settings source.
 *
 *
 * @deprecated instead use {@link UrlSource}
 */
@Deprecated
public class UrlSettingsSource extends UrlSource implements SettingsSource {

    /**
     * Creates a new model source backed by the specified URL.
     *
     * @param settingsUrl The settings URL, must not be {@code null}.
     */

 *
 * @since 3.3.0
 * @deprecated since 4.0.0, use {@code org.apache.maven.api.services.ToolchainsBuilder} instead
 */
@Deprecated(since = "4.0.0")
public class DefaultToolchainsBuildingRequest implements ToolchainsBuildingRequest {
    private Source globalToolchainsSource;

    private Source userToolchainsSource;

    @Override
    public Source getGlobalToolchainsSource() {
        return globalToolchainsSource;

import org.apache.maven.project.DependencyResolutionResult;
import org.apache.maven.project.artifact.ProjectArtifactsCache;

public class SetWithResolutionResult extends AbstractSet<Artifact>
        implements ProjectArtifactsCache.ArtifactsSetWithResult {
    final DependencyResolutionResult result;
    final Set<Artifact> artifacts;

    public SetWithResolutionResult(DependencyResolutionResult result, Set<Artifact> artifacts) {

import org.gradle.api.Plugin;
import org.gradle.api.Project;
import org.gradle.api.tasks.SourceSet;
import org.gradle.api.tasks.TaskProvider;
import org.gradle.api.tasks.testing.Test;

public class InternalClusterTestPlugin implements Plugin<Project> {

    public static final String SOURCE_SET_NAME = "internalClusterTest";

    @Override
    public void apply(Project project) {

import org.gradle.api.plugins.JavaPluginExtension;
import org.gradle.api.tasks.TaskProvider;
import org.gradle.api.tasks.testing.Test;
import org.gradle.language.base.plugins.LifecycleBasePlugin;

public class PrecommitTaskPlugin implements Plugin<Project> {

    @Override
    public void apply(Project project) {
        TaskProvider<Task> precommit = project.getTasks().register(PrecommitPlugin.PRECOMMIT_TASK_NAME, t -> {