package org.apache.maven.cli.transfer;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.util.Locale;
import org.slf4j.Logger;
import org.sonatype.aether.transfer.AbstractTransferListener;
import org.sonatype.aether.transfer.TransferCancelledException;
import org.sonatype.aether.transfer.TransferEvent;
import org.sonatype.aether.transfer.TransferResource;
public class Slf4jMavenTransferListener
extends AbstractTransferListener
{
protected Logger out;
public Slf4jMavenTransferListener( Logger out )
{
this.out = out;
}
@Override
public void transferInitiated( TransferEvent event )
{
String message = event.getRequestType() == TransferEvent.RequestType.PUT ? "Uploading" : "Downloading";
out.info( message + ": " + event.getResource().getRepositoryUrl() + event.getResource().getResourceName() );
}
@Override
public void transferCorrupted( TransferEvent event )
throws TransferCancelledException
{
TransferResource resource = event.getResource();
out.warn( event.getException().getMessage() + " for " + resource.getRepositoryUrl() + resource.getResourceName() );
}
@Override
public void transferSucceeded( TransferEvent event )
{
TransferResource resource = event.getResource();
long contentLength = event.getTransferredBytes();
if ( contentLength >= 0 )
{
String type = ( event.getRequestType() == TransferEvent.RequestType.PUT ? "Uploaded" : "Downloaded" );
String len = contentLength >= 1024 ? toKB( contentLength ) + " KB" : contentLength + " B";
String throughput = "";
long duration = System.currentTimeMillis() - resource.getTransferStartTime();
if ( duration > 0 )
{
DecimalFormat format = new DecimalFormat( "0.0", new DecimalFormatSymbols( Locale.ENGLISH ) );
double kbPerSec = ( contentLength / 1024.0 ) / ( duration / 1000.0 );
throughput = " at " + format.format( kbPerSec ) + " KB/sec";
}
out.info( type + ": " + resource.getRepositoryUrl() + resource.getResourceName() + " (" + len
+ throughput + ")" );
}
}
protected long toKB( long bytes )
{
return ( bytes + 1023 ) / 1024;
}
}