1 package org.apache.maven.cli;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import org.apache.maven.wagon.WagonConstants;
23 import org.apache.maven.wagon.events.TransferEvent;
24
25 /**
26 * Console download progress meter.
27 *
28 * @author <a href="mailto:brett@apache.org">Brett Porter</a>
29 * @version $Id: ConsoleDownloadMonitor.java 495147 2007-01-11 07:47:53Z jvanzyl $
30 */
31 public class ConsoleDownloadMonitor
32 extends AbstractConsoleDownloadMonitor
33 {
34 private long complete;
35
36 public void transferInitiated( TransferEvent transferEvent )
37 {
38 String message = transferEvent.getRequestType() == TransferEvent.REQUEST_PUT ? "Uploading" : "Downloading";
39
40 String url = transferEvent.getWagon().getRepository().getUrl();
41
42 // TODO: can't use getLogger() because this isn't currently instantiated as a component
43 System.out.println( message + ": " + url + "/" + transferEvent.getResource().getName() );
44
45 complete = 0;
46 }
47
48 public void transferStarted( TransferEvent transferEvent )
49 {
50 // This space left intentionally blank
51 }
52
53 public void transferProgress( TransferEvent transferEvent, byte[] buffer, int length )
54 {
55 long total = transferEvent.getResource().getContentLength();
56 complete += length;
57 // TODO [BP]: Sys.out may no longer be appropriate, but will \r work with getLogger()?
58 if ( total >= 1024 )
59 {
60 System.out.print(
61 ( complete / 1024 ) + "/" + ( total == WagonConstants.UNKNOWN_LENGTH ? "?" : ( total / 1024 ) + "K" ) +
62 "\r" );
63 }
64 else
65 {
66 System.out.print( complete + "/" + ( total == WagonConstants.UNKNOWN_LENGTH ? "?" : total + "b" ) + "\r" );
67 }
68 }
69 }
70