import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.artifact.Artifact;
import org.eclipse.aether.resolution.ArtifactDescriptorResult;

import static java.util.Objects.requireNonNull;

/**
 * Service responsible for validating plugin dependencies.
 *
 * @since 3.9.2
 */
abstract class AbstractMavenPluginDependenciesValidator implements MavenPluginDependenciesValidator {

import static java.util.Objects.requireNonNull;

@Named
@Singleton
public class DefaultTransportProvider implements TransportProvider {
    private final org.eclipse.aether.spi.connector.transport.TransporterProvider transporterProvider;

    @Inject
    public DefaultTransportProvider(TransporterProvider transporterProvider) {
        this.transporterProvider = requireNonNull(transporterProvider);
    }

    @Override

import static java.util.Objects.requireNonNull;

@Named
@Singleton
public class DefaultTransportProvider implements TransportProvider {
    private final org.eclipse.aether.spi.connector.transport.TransporterProvider transporterProvider;

    @Inject
    public DefaultTransportProvider(TransporterProvider transporterProvider) {
        this.transporterProvider = requireNonNull(transporterProvider);
    }

    @Override

        return modelIds;
    }

    public DefaultModelBuilderResult addModelId(String modelId) {
        // Intentionally notNull because Super POM may not contain a modelId
        Objects.requireNonNull(modelId, "modelId cannot be null");

        modelIds.add(modelId);

        return this;
    }

    @Override
    public Model getRawModel() {
        return rawModels.get(modelIds.get(0));

import org.eclipse.aether.util.graph.transformer.SimpleOptionalitySelector;
import org.eclipse.aether.util.repository.SimpleArtifactDescriptorPolicy;

import static java.util.Objects.requireNonNull;

/**
 * A simple {@link Supplier} of {@link SessionBuilder} instances, that on each call supplies newly
 * constructed instance. To create session out of builder, use {@link SessionBuilder#build()}. For proper closing

        this.mavenProject = Objects.requireNonNull(mavenProject, "mavenProject cannot be null");
        this.pomFile = pomFile;
        context = JXPathContext.newContext(mavenProject.getModel());
    }

    public PomTestWrapper(MavenProject mavenProject) {
        this.mavenProject = Objects.requireNonNull(mavenProject, "mavenProject cannot be null");

import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluator;
import org.codehaus.plexus.configuration.PlexusConfiguration;

import static java.util.Objects.requireNonNull;

/**
 * Common implementations for plugin parameters configuration validation.
 *
 */
abstract class AbstractMavenPluginParametersValidator implements MavenPluginConfigurationValidator {

    private final DefaultLifecycles defaultLifeCycles;

    @Inject
    public DefaultLifecyclePluginAnalyzer(Lookup lookup, DefaultLifecycles defaultLifeCycles) {
        this.lookup = requireNonNull(lookup);
        this.defaultLifeCycles = requireNonNull(defaultLifeCycles);
    }

    // These methods deal with construction intact Plugin object that look like they come from a standard

import org.apache.maven.project.MavenProject;
import org.apache.maven.toolchain.model.ToolchainModel;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import static java.util.Objects.requireNonNull;

/**
 */
@Named
@Singleton
public class DefaultToolchainManager implements ToolchainManager {
    protected final Logger logger; // TODO this class is extended, needs refactoring

import org.apache.maven.plugin.prefix.NoPluginFoundForPrefixException;
import org.apache.maven.plugin.version.PluginVersionResolutionException;
import org.apache.maven.project.MavenProject;

import static java.util.Objects.requireNonNull;

/**
 * <p>
 * Calculates the task segments in the build
 * </p>
 * <strong>NOTE:</strong> This class is not part of any public api and can be changed or deleted without prior notice.
 *
 * @since 3.0
 */