// this is insurance.
        temp.deleteOnExit();
      }
      try {
        FileOutputStream transfer = new FileOutputStream(temp);
        transfer.write(memory.getBuffer(), 0, memory.getCount());
        transfer.flush();
        // We've successfully transferred the data; switch to writing to file
        out = transfer;
      } catch (IOException e) {
        temp.delete();
        throw e;
      }

import org.eclipse.aether.spi.connector.MetadataUpload;
import org.eclipse.aether.spi.connector.RepositoryConnector;
import org.eclipse.aether.transfer.ArtifactNotFoundException;
import org.eclipse.aether.transfer.ArtifactTransferException;
import org.eclipse.aether.transfer.MetadataNotFoundException;
import org.eclipse.aether.transfer.MetadataTransferException;

/**
 */
public class TestRepositoryConnector implements RepositoryConnector {

    }

    /**
     * Check that transfer listeners are properly removed after getArtifact and putArtifact
     */
    @Test
    void testWagonTransferListenerRemovedAfterGetArtifactAndPutArtifact() throws Exception {
        Artifact artifact = createTestArtifact("target/test-data/transfer-listener", "jar");
        ArtifactRepository repo = createStringRepo();

import org.eclipse.aether.RepositorySystem;
import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.repository.LocalRepository;
import org.eclipse.aether.repository.RemoteRepository;
import org.eclipse.aether.transfer.TransferListener;
import org.junit.jupiter.api.BeforeEach;
import org.mockito.Mockito;

import static org.codehaus.plexus.testing.PlexusExtension.getTestFile;

@PlexusTest

import org.apache.maven.api.services.TransportProvider;
import org.apache.maven.api.services.TransportProviderException;
import org.eclipse.aether.spi.connector.transport.TransporterProvider;
import org.eclipse.aether.transfer.NoTransporterException;

import static java.util.Objects.requireNonNull;

@Named
@Singleton
public class DefaultTransportProvider implements TransportProvider {

import org.eclipse.aether.resolution.ArtifactRequest;
import org.eclipse.aether.resolution.ArtifactResolutionException;
import org.eclipse.aether.resolution.ArtifactResult;
import org.eclipse.aether.transfer.ArtifactNotFoundException;

/**
 */
@Named("classpath")
@Singleton
@Deprecated
public class ClasspathArtifactResolver implements ArtifactResolver {

    public List<ArtifactResult> resolveArtifacts(

     * @param from
     *            転送元のファイルチャネル。{@literal null}であってはいけません
     * @param to
     *            転送先のファイルチャネル。{@literal null}であってはいけません
     * @return 転送されたバイト数
     */
    public static long transfer(final FileChannel from, final FileChannel to) {
        assertArgumentNotNull("from", from);
        assertArgumentNotNull("to", to);

        try {
            return from.transferTo(0, from.size(), to);

            } catch (org.eclipse.aether.resolution.ArtifactResolutionException e) {
                if (e.getCause() instanceof org.eclipse.aether.transfer.ArtifactNotFoundException) {
                    throw new ArtifactNotFoundException(e.getMessage(), artifact, remoteRepositories, e);
                } else {

import org.eclipse.aether.resolution.VersionRequest;
import org.eclipse.aether.resolution.VersionResolutionException;
import org.eclipse.aether.resolution.VersionResult;
import org.eclipse.aether.transfer.ArtifactNotFoundException;

/**
 * Default artifact descriptor reader.
 */
@Named
@Singleton
public class DefaultArtifactDescriptorReader implements ArtifactDescriptorReader {

  /** The HTTP {@code Trailer} header field name. */
  public static final String TRAILER = "Trailer";
  /** The HTTP {@code Transfer-Encoding} header field name. */
  public static final String TRANSFER_ENCODING = "Transfer-Encoding";
  /** The HTTP {@code Vary} header field name. */
  public static final String VARY = "Vary";
  /** The HTTP {@code WWW-Authenticate} header field name. */