TransferEvent transferInitiatedEvent = event(session, resource, TransferEvent.EventType.INITIATED);
        TransferEvent transferStartedEvent = event(session, resource, TransferEvent.EventType.STARTED);
        TransferEvent transferProgressedEvent = event(session, resource, TransferEvent.EventType.PROGRESSED);

    }

    public ConsoleTransferListener(PrintStream out) {
        this.out = (out != null) ? out : System.out;
    }

    @Override
    public void transferInitiated(TransferEvent event) {
        String message = event.getRequestType() == TransferEvent.RequestType.PUT ? "Uploading" : "Downloading";

        println(
                "transferInitiated",
                message + ": " + event.getResource().getRepositoryUrl()

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

import java.util.function.Consumer;

import org.apache.maven.execution.ExecutionEvent;
import org.eclipse.aether.transfer.TransferEvent;

public class SimpleBuildEventListener implements BuildEventListener {

    final Consumer<String> output;

    public SimpleBuildEventListener(Consumer<String> output) {
        this.output = output;
    }

        for (Exchange exchange : exchanges) {
            exchange.process(transferEvent -> {
                TransferEvent.EventType type = transferEvent.getType();
                try {
                    switch (type) {
                        case INITIATED:
                            delegate.transferInitiated(transferEvent);
                            break;
                        case STARTED:

    public void transferInitiated(TransferEvent transferEvent) {
        listener.transferInitiated(wrap(transferEvent));
    }

    @Override
    public void transferProgress(TransferEvent transferEvent, byte[] buffer, int length) {
        Long transferred;
        synchronized (transfers) {
            transferred = transfers.get(transferEvent.getResource());
            if (transferred == null) {

            TransferEvent transferInitiatedEvent = event(session, resource, TransferEvent.EventType.INITIATED);
            TransferEvent transferStartedEvent = event(session, resource, TransferEvent.EventType.STARTED);
            TransferEvent transferProgressedEvent = event(session, resource, TransferEvent.EventType.PROGRESSED);

        for (Exchange exchange : exchanges) {
            exchange.process(transferEvent -> {
                TransferEvent.EventType type = transferEvent.getType();
                try {
                    switch (type) {
                        case INITIATED:
                            delegate.transferInitiated(transferEvent);
                            break;
                        case STARTED:

        this.out = out;
    }

    @Override
    public void transferInitiated(TransferEvent event) {
        String action = event.getRequestType() == TransferEvent.RequestType.PUT ? "Uploading" : "Downloading";
        String direction = event.getRequestType() == TransferEvent.RequestType.PUT ? "to" : "from";

        TransferResource resource = event.getResource();

        this.dispatcher = dispatcher;
    }

    @Override
    public void transferInitiated(TransferEvent event) throws TransferCancelledException {
        dispatcher.transfer(ProjectBuildLogAppender.getProjectId(), event);
        delegate.transferInitiated(event);
    }

    @Override
    public void transferStarted(TransferEvent event) throws TransferCancelledException {

        this.out = out;
    }

    @Override
    public void transferInitiated(TransferEvent event) {
        String action = event.getRequestType() == TransferEvent.RequestType.PUT ? "Uploading" : "Downloading";
        String direction = event.getRequestType() == TransferEvent.RequestType.PUT ? "to" : "from";

        TransferResource resource = event.getResource();