} catch (ChecksumFailedException e) {
                        // if we catch a ChecksumFailedException, it means the transfer/read succeeded, but the
                        // checksum doesn't match. This could be a problem with the server (ibiblio HTTP-200 error

     */
    @Nonnull
    Optional<String> builder();

    /**
     * Indicates whether Maven should not display transfer progress when downloading or uploading.
     *
     * @return an {@link Optional} containing true if transfer progress should not be displayed, false if it should, or empty if not specified
     */
    @Nonnull
    Optional<Boolean> noTransferProgress();

    /**

        buf.align(4);
        buf.dec_ndr_small(); /* num results */
        buf.align(4);
        this.result = buf.dec_ndr_short();
        buf.dec_ndr_short();
        buf.advance(20); /* transfer syntax / version */
    }

        buf.align(4);
        buf.dec_ndr_small(); /* num results */
        buf.align(4);
        result = buf.dec_ndr_short();
        buf.dec_ndr_short();
        buf.advance(20); /* transfer syntax / version */
    }

        }
    }

    /**
     * Transfers the contents of the file channel {@literal from} to {@literal to}.
     *
     * @param from
     *            The source file channel. Must not be {@literal null}.
     * @param to
     *            The destination file channel. Must not be {@literal null}.
     * @return The number of bytes transferred.
     */
    public static long transfer(final FileChannel from, final FileChannel to) {

import org.eclipse.aether.internal.impl.scope.ScopeManagerImpl;
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

      |Content-Type: text/plain; charset=utf-8
      |
      |... contents of file1.txt ...
      |--BbC04y
      |Content-Disposition: file; filename="file2.gif"
      |Content-Transfer-Encoding: binary
      |Content-Type: image/gif
      |
      |... contents of file2.gif ...
      |--BbC04y--
      |
      |--AaB03x--
      |
      """.trimMargin().replace("\n", "\r\n")

                    .desc("The id of the build strategy to use")
                    .get());
            options.addOption(Option.builder(NO_TRANSFER_PROGRESS)
                    .longOpt("no-transfer-progress")
                    .desc("Do not display transfer progress when downloading or uploading")
                    .get());
            options.addOption(Option.builder(CACHE_ARTIFACT_NOT_FOUND)

import org.apache.maven.toolchain.model.ToolchainModel;
import org.codehaus.plexus.logging.Logger;
import org.eclipse.aether.RepositoryCache;
import org.eclipse.aether.repository.WorkspaceReader;
import org.eclipse.aether.transfer.TransferListener;

/**
 */
public interface MavenExecutionRequest {
    // ----------------------------------------------------------------------
    // Logging

)

//go:generate msgp -file $GOFILE

const (
	// beta is the weight used to calculate exponential moving average
	beta = 0.1 // Number of averages considered = 1/(1-beta)
)

// rateMeasurement captures the transfer details for one bucket/target
//msgp:ignore rateMeasurement

type rateMeasurement struct {
	lock                 sync.Mutex
	bytesSinceLastWindow uint64    // Total bytes since last window was processed