| /******************************************************************************* |
| * Copyright (c) 2010, 2013 Sonatype, Inc. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Sonatype, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.apache.fineract.cn.test.servicestarter.aether; |
| |
| |
| import org.eclipse.aether.transfer.AbstractTransferListener; |
| import org.eclipse.aether.transfer.MetadataNotFoundException; |
| import org.eclipse.aether.transfer.TransferEvent; |
| import org.eclipse.aether.transfer.TransferResource; |
| |
| import java.io.PrintStream; |
| import java.text.DecimalFormat; |
| import java.text.DecimalFormatSymbols; |
| import java.util.Locale; |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| public class ConsoleTransferListener extends AbstractTransferListener |
| { |
| |
| private PrintStream out; |
| |
| private Map<TransferResource, Long> downloads = new ConcurrentHashMap<TransferResource, Long>(); |
| |
| private int lastLength; |
| |
| public ConsoleTransferListener() |
| { |
| this( null ); |
| } |
| |
| 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"; |
| |
| out.println( message + ": " + event.getResource().getRepositoryUrl() + event.getResource().getResourceName() ); |
| } |
| |
| @Override |
| public void transferProgressed( TransferEvent event ) |
| { |
| TransferResource resource = event.getResource(); |
| downloads.put( resource, Long.valueOf( event.getTransferredBytes() ) ); |
| |
| StringBuilder buffer = new StringBuilder( 64 ); |
| |
| for ( Map.Entry<TransferResource, Long> entry : downloads.entrySet() ) |
| { |
| long total = entry.getKey().getContentLength(); |
| long complete = entry.getValue().longValue(); |
| |
| buffer.append( getStatus( complete, total ) ).append( " " ); |
| } |
| |
| int pad = lastLength - buffer.length(); |
| lastLength = buffer.length(); |
| pad( buffer, pad ); |
| buffer.append( '\r' ); |
| |
| out.print( buffer ); |
| } |
| |
| private String getStatus( long complete, long total ) |
| { |
| if ( total >= 1024 ) |
| { |
| return toKB( complete ) + "/" + toKB( total ) + " KB "; |
| } |
| else if ( total >= 0 ) |
| { |
| return complete + "/" + total + " B "; |
| } |
| else if ( complete >= 1024 ) |
| { |
| return toKB( complete ) + " KB "; |
| } |
| else |
| { |
| return complete + " B "; |
| } |
| } |
| |
| private void pad( StringBuilder buffer, int spaces ) |
| { |
| String block = " "; |
| while ( spaces > 0 ) |
| { |
| int n = Math.min( spaces, block.length() ); |
| buffer.append( block, 0, n ); |
| spaces -= n; |
| } |
| } |
| |
| @Override |
| public void transferSucceeded( TransferEvent event ) |
| { |
| transferCompleted( 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 ) |
| { |
| long bytes = contentLength - resource.getResumeOffset(); |
| DecimalFormat format = new DecimalFormat( "0.0", new DecimalFormatSymbols( Locale.ENGLISH ) ); |
| double kbPerSec = ( bytes / 1024.0 ) / ( duration / 1000.0 ); |
| throughput = " at " + format.format( kbPerSec ) + " KB/sec"; |
| } |
| |
| out.println( type + ": " + resource.getRepositoryUrl() + resource.getResourceName() + " (" + len |
| + throughput + ")" ); |
| } |
| } |
| |
| @Override |
| public void transferFailed( TransferEvent event ) |
| { |
| transferCompleted( event ); |
| |
| if ( !( event.getException() instanceof MetadataNotFoundException) ) |
| { |
| event.getException().printStackTrace( out ); |
| } |
| } |
| |
| private void transferCompleted( TransferEvent event ) |
| { |
| downloads.remove( event.getResource() ); |
| |
| StringBuilder buffer = new StringBuilder( 64 ); |
| pad( buffer, lastLength ); |
| buffer.append( '\r' ); |
| out.print( buffer ); |
| } |
| |
| public void transferCorrupted( TransferEvent event ) |
| { |
| event.getException().printStackTrace( out ); |
| } |
| |
| protected long toKB( long bytes ) |
| { |
| return ( bytes + 1023 ) / 1024; |
| } |
| |
| } |