* under the License.
 */
package org.apache.maven.project;

import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.graph.DependencyFilter;

/**
 * A request to resolve the dependencies of a project.
 *
 * @deprecated use {@code org.apache.maven.api.services.ProjectBuilder} instead
 */
@Deprecated(since = "4.0.0")
public interface DependencyResolutionRequest {

    /**

        getMap().hashCode());
  }

  @CollectionSize.Require(absent = CollectionSize.ZERO)
  @MapFeature.Require(ALLOWS_NULL_KEYS)
  public void testHashCode_containingNullKey() {
    Entry<K, V> entryWithNull = entry(null, v3());
    runEntryWithNullTest(entryWithNull);
  }

  @CollectionSize.Require(absent = CollectionSize.ZERO)
  @MapFeature.Require(ALLOWS_NULL_VALUES)
  public void testHashCode_containingNullValue() {

 */
@Experimental
public interface ArtifactInstaller extends Service {
    /**
     * @param request {@link ArtifactInstallerRequest}
     * @throws ArtifactInstallerException in case of an error
     * @throws IllegalArgumentException in case {@code request} is {@code null}
     */
    void install(@Nonnull ArtifactInstallerRequest request);

    /**
     * @param session the repository session

		t.Run(tc.name, func(t *testing.T) {
			recorder := httptest.NewRecorder()
			request := httptest.NewRequest(http.MethodHead, "/bucket/a", bytes.NewReader([]byte{}))
			request.Header.Set(xhttp.IfNoneMatch, tc.ifNoneMatch)
			request.Header.Set(xhttp.IfModifiedSince, tc.ifModifiedSince)
			request.Header.Set(xhttp.IfMatch, tc.ifMatch)
			request.Header.Set(xhttp.IfUnmodifiedSince, tc.ifUnmodifiedSince)

            modelBuildingRequest.systemProperties(toMap(request.getSystemProperties()));
            modelBuildingRequest.userProperties(toMap(request.getUserProperties()));
            modelBuildingRequest.repositoryMerging(ModelBuilderRequest.RepositoryMerging.valueOf(
                    request.getRepositoryMerging().name()));
            modelBuildingRequest.repositories(request.getRemoteRepositories().stream()

        keys.entrySet(), Multisets.immutableEntry(k0(), 2), Multisets.immutableEntry(k1(), 1));
  }

  @MapFeature.Require(ALLOWS_NULL_KEY_QUERIES)
  public void testKeysCountAbsentNullKey() {
    assertEquals(0, multimap().keys().count(null));
  }

  @CollectionSize.Require(SEVERAL)
  @MapFeature.Require(ALLOWS_NULL_KEYS)
  public void testKeysWithNullKey() {

 * Results can be cached at different policies (forever, session, request, or not at all)
 * based on the {@link CacheRetention} associated with the request.
 *
 * @since 4.0.0
 * @see CacheMetadata
 * @see RequestCacheFactory
 */
@Experimental
public interface RequestCache {

    /**
     * Executes and optionally caches a request using the provided supplier function. If caching is enabled

import java.io.IOException;
import java.util.concurrent.TimeUnit;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;

public final class PerCallSettings {
  private final OkHttpClient client = new OkHttpClient();

  public void run() throws Exception {
    Request request = new Request.Builder()
        .url("http://httpbin.org/delay/1") // This URL is served with a 1 second delay.
        .build();

import org.apache.maven.api.annotations.NotThreadSafe;
import org.apache.maven.api.annotations.Nullable;

import static java.util.Objects.requireNonNull;

/**
 * A request to resolve a version range to a list of matching versions.
 * This request is used by {@link VersionRangeResolver} to expand version ranges
 * (e.g., "[3.8,4.0)") into concrete versions available in the configured repositories.
 *
 * @since 4.0.0
 */

        RepositoryRequest request = new DefaultRepositoryRequest();

        request.setLocalRepository(session.getLocalRepository());
        if (project != null) {
            request.setRemoteRepositories(project.getPluginArtifactRepositories());
        }
        request.setOffline(session.isOffline());
        request.setForceUpdate(session.getRequest().isUpdateSnapshots());