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1 package fr.jayasoft.ivy.latest;
2
3 import java.util.ArrayList  ;
4 import java.util.Arrays ;
5 import java.util.Collections ;
6 import java.util.Comparator ;
7 import java.util.Date ;
8 import java.util.List ;
9
10 import fr.jayasoft.ivy.ArtifactInfo;
11
12 public class ComparatorLatestStrategy extends AbstractLatestStrategy {
13
14 private Comparator _comparator;
15
16 public ComparatorLatestStrategy() {
17 }
18
19 public ComparatorLatestStrategy(Comparator comparator) {
20 _comparator = comparator;
21 }
22
23 public ArtifactInfo findLatest(ArtifactInfo[] artifacts, Date date) {
24 if (artifacts == null) {
25 return null;
26 }
27 ArtifactInfo found = null;
28 for (int i = 0; i < artifacts.length; i++) {
29 ArtifactInfo art = artifacts[i];
30 if (found == null || _comparator.compare(art, found) > 0) {
31 if (date != null) {
32 long lastModified = art.getLastModified();
33 if (lastModified > date.getTime()) {
34 continue;
35 }
36 }
37 found = art;
38 }
39 }
40 return found;
41 }
42
43 public List sort(ArtifactInfo[] infos) {
44 List ret = new ArrayList (Arrays.asList(infos));
45 Collections.sort(ret, _comparator);
46 return ret;
47 }
48
49 public Comparator getComparator() {
50 return _comparator;
51 }
52
53 public void setComparator(Comparator comparator) {
54 _comparator = comparator;
55 }
56
57 }
58 |
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