1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.apache.maven.index.updater;
20
21 import java.io.File;
22 import java.io.FileNotFoundException;
23 import java.io.IOException;
24 import java.io.InputStream;
25 import java.util.ArrayList;
26 import java.util.List;
27
28 /**
29 * ResourceFetcher that keeps track of all requested remote resources.
30 *
31 * @author igor
32 */
33 public class TrackingFetcher extends DefaultIndexUpdater.FileFetcher {
34
35 private final ArrayList<String> resources = new ArrayList<>();
36
37 public TrackingFetcher(File basedir) {
38 super(basedir);
39 }
40
41 @Override
42 public InputStream retrieve(String name) throws IOException, FileNotFoundException {
43 resources.add(name);
44 return super.retrieve(name);
45 }
46
47 @Override
48 public void retrieve(String name, File targetFile) throws IOException, FileNotFoundException {
49 resources.add(name);
50 super.retrieve(name, targetFile);
51 }
52
53 public List<String> getRetrievedResources() {
54 return resources;
55 }
56 }