1 package org.apache.maven.repository.internal;
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22 import java.util.Collection;
23 import java.util.Collections;
24 import java.util.LinkedHashMap;
25 import java.util.Map;
26
27 import org.sonatype.aether.RepositorySystemSession;
28 import org.sonatype.aether.artifact.Artifact;
29 import org.sonatype.aether.impl.MetadataGenerator;
30 import org.sonatype.aether.installation.InstallRequest;
31 import org.sonatype.aether.metadata.Metadata;
32
33
34
35
36 class LocalSnapshotMetadataGenerator
37 implements MetadataGenerator
38 {
39
40 private Map<Object, LocalSnapshotMetadata> snapshots;
41
42 public LocalSnapshotMetadataGenerator( RepositorySystemSession session, InstallRequest request )
43 {
44 snapshots = new LinkedHashMap<Object, LocalSnapshotMetadata>();
45 }
46
47 public Collection<? extends Metadata> prepare( Collection<? extends Artifact> artifacts )
48 {
49 for ( Artifact artifact : artifacts )
50 {
51 if ( artifact.isSnapshot() )
52 {
53 Object key = LocalSnapshotMetadata.getKey( artifact );
54 LocalSnapshotMetadata snapshotMetadata = snapshots.get( key );
55 if ( snapshotMetadata == null )
56 {
57 snapshotMetadata = new LocalSnapshotMetadata( artifact );
58 snapshots.put( key, snapshotMetadata );
59 }
60 }
61 }
62
63 return Collections.emptyList();
64 }
65
66 public Artifact transformArtifact( Artifact artifact )
67 {
68 return artifact;
69 }
70
71 public Collection<? extends Metadata> finish( Collection<? extends Artifact> artifacts )
72 {
73 return snapshots.values();
74 }
75
76 }