install(session, Collections.singletonList(artifact));
    }

    /**
     * @param session the repository session
     * @param artifacts Collection of {@link ProducedArtifact MavenArtifacts}
     * @throws ArtifactInstallerException if the given artifact cannot be found or the
     *             installation has failed
     * @throws IllegalArgumentException if {@code request} is {@code null} or parameter

import java.io.File;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadata;

/**
 * UpdateCheckManager
 */
@Deprecated
public interface UpdateCheckManager {

    boolean isUpdateRequired(Artifact artifact, ArtifactRepository repository);

    void touch(Artifact artifact, ArtifactRepository repository, String error);

 */
package org.apache.maven.artifact.installer;

import java.io.File;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;

/**
 */
@Deprecated
public interface ArtifactInstaller {
    String ROLE = ArtifactInstaller.class.getName();

    /**
     * Install an artifact from a particular directory. The artifact handler is used to determine

    }

    @Override
    public Model findModel(Artifact artifact) {
        requireNonNull(artifact, "artifact cannot be null");
        Model model = null;

        for (WorkspaceReader workspaceReader : readers) {
            if (workspaceReader instanceof MavenWorkspaceReader mavenWorkspaceReader) {
                model = mavenWorkspaceReader.findModel(artifact);
                if (model != null) {
                    break;

        List<ProducedArtifact> artifacts = getArtifacts();
        return artifacts.size() == 2 ? Optional.of(artifacts.get(1)) : Optional.empty();
    }

    /**
     * {@return the project artifacts as immutable list}. Elements are the project POM artifact and the artifact
     * produced by this project build, if applicable. Hence, the returned list may have one or two elements

import javax.inject.Singleton;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.RepositoryRequest;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadataResolutionException;
import org.apache.maven.artifact.repository.metadata.Versioning;
import org.apache.maven.artifact.resolver.ArtifactNotFoundException;

        public CacheKey(List<Artifact> extensionArtifacts) {
            this.files = new ArrayList<>(extensionArtifacts.size());
            this.timestamps = new ArrayList<>(extensionArtifacts.size());
            this.sizes = new ArrayList<>(extensionArtifacts.size());
            this.ids = new ArrayList<>(extensionArtifacts.size());

            for (Artifact artifact : extensionArtifacts) {

            results.add(result);

            Artifact artifact = request.getArtifact();
            if ("maven-test".equals(artifact.getGroupId())) {
                String scope = artifact.getArtifactId().substring("scope-".length());

                try {
                    artifact = artifact.setFile(ProjectClasspathTestType.getFileForClasspathResource(

import java.util.Collection;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.ArtifactScopeEnum;

/**
 * Artifact Metadata that is resolved independent of Artifact itself.
 *
 */
@Deprecated
public class ArtifactMetadata {
    /**
     * standard glorified artifact coordinates
     */
    protected String groupId;

    protected String artifactId;
    protected String version;

import org.apache.maven.api.annotations.Immutable;

/**
 * An {@link Artifact} that is being produced by a {@link Project} during the build.
 *
 * <p>Produced artifacts includes:</p><ul>
 *     <li>{@linkplain Project#getPomArtifact() the project POM artifact}</li>
 *     <li>{@linkplain Project#getMainArtifact() the main artifact}</li>