* and downloads the artifact in the local repository.  This operation returns a {@link DownloadedArtifact}.
 * </p>
 *
 * @since 4.0.0
 */
@Experimental
@Immutable
public interface Artifact {
    /**
     * {@return a unique identifier for this artifact}.
     * The identifier is composed of groupId, artifactId, extension, classifier, and version.
     *

            for (Dependency dependency : dependencies) {
                Artifact artifact = createDependencyArtifact(dependency);
                if (!artifacts.containsKey(artifact.getDependencyConflictId())) {
                    artifacts.put(artifact.getDependencyConflictId(), artifact);
                }
            }

            for (Artifact artifact : artifacts.values()) {
                try {

        assertEquals("http://test.com/test.jar", artifact.getUrl());
        assertEquals("test-1.0.0.jar", artifact.getFileName());
        assertEquals(ArtifactType.UNKNOWN, artifact.getType());
    }

    public void test_Artifact_constructorWithoutUrl() {
        Artifact artifact = new Artifact("test", "1.0.0");
        assertEquals("test", artifact.getName());

     *
     * @param artifact the artifact for which to get a local path
     * @return local path associated to the given artifact, or {@code null} if none
     *
     * @see org.apache.maven.api.services.LocalRepositoryManager#getPathForLocalArtifact(Session, LocalRepository, Artifact)
     */
    Path getPathForLocalArtifact(@Nonnull Artifact artifact);

    /**
     * Gets the relative path for an artifact cached from a remote repository.

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.factory.ArtifactFactory;
import org.apache.maven.artifact.metadata.ArtifactMetadataRetrievalException;
import org.apache.maven.artifact.metadata.ArtifactMetadataSource;
import org.apache.maven.artifact.metadata.ResolutionGroup;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.LegacyLocalRepositoryManager;

            ComponentUtil.getThemeHelper().install(artifact);
            break;
        default:
            install(artifact);
            break;
        }
    }

    /**
     * Installs an artifact by downloading it from its URL.
     *
     * @param artifact the artifact to install
     * @throws PluginException if installation fails
     */
    protected void install(final Artifact artifact) {

     * Artifact type name for a JAR file containing test classes. If the main artifact is placed on the class path
     * ({@value #JAR} or {@value #CLASSPATH_JAR} types), then the test artifact will also be placed on the class path.
     * Otherwise, if the main artifact is placed on the module path ({@value #JAR} or {@value #MODULAR_JAR} types),
     * then the test artifact will be added using {@code --patch-module} option.
     */

import java.util.Objects;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.ArtifactUtils;
import org.apache.maven.artifact.metadata.ResolutionGroup;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.ArtifactRepositoryPolicy;

/**
 * DefaultMavenMetadataCache
 */
@Named
@Singleton

                artifact.getType(),
                artifact.getClassifier(),
                remoteRepositories,
                artifact.getDependencyTrail(),
                t);
        this.artifact = artifact;
    }

    public Artifact getArtifact() {
        return artifact;
    }

    public String getGroupId() {
        return groupId;
    }

import java.util.Map;
import java.util.Set;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.metadata.ArtifactMetadataSource;
import org.apache.maven.artifact.metadata.ResolutionGroup;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.resolver.ArtifactResolutionException;
import org.apache.maven.artifact.resolver.ArtifactResolutionRequest;