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.Date;
25 import java.util.LinkedHashMap;
26 import java.util.Map;
27
28 import org.eclipse.aether.RepositorySystemSession;
29 import org.eclipse.aether.artifact.Artifact;
30 import org.eclipse.aether.impl.MetadataGenerator;
31 import org.eclipse.aether.installation.InstallRequest;
32 import org.eclipse.aether.metadata.Metadata;
33 import org.eclipse.aether.util.ConfigUtils;
34
35
36
37
38 class LocalSnapshotMetadataGenerator
39 implements MetadataGenerator
40 {
41
42 private Map<Object, LocalSnapshotMetadata> snapshots;
43
44 private final boolean legacyFormat;
45
46 private final Date timestamp;
47
48 LocalSnapshotMetadataGenerator( RepositorySystemSession session, InstallRequest request )
49 {
50 legacyFormat = ConfigUtils.getBoolean( session.getConfigProperties(), false, "maven.metadata.legacy" );
51
52 timestamp = (Date) ConfigUtils.getObject( session, new Date(), "maven.startTime" );
53
54 snapshots = new LinkedHashMap<>();
55 }
56
57 public Collection<? extends Metadata> prepare( Collection<? extends Artifact> artifacts )
58 {
59 for ( Artifact artifact : artifacts )
60 {
61 if ( artifact.isSnapshot() )
62 {
63 Object key = LocalSnapshotMetadata.getKey( artifact );
64 LocalSnapshotMetadata snapshotMetadata = snapshots.get( key );
65 if ( snapshotMetadata == null )
66 {
67 snapshotMetadata = new LocalSnapshotMetadata( artifact, legacyFormat, timestamp );
68 snapshots.put( key, snapshotMetadata );
69 }
70 snapshotMetadata.bind( artifact );
71 }
72 }
73
74 return Collections.emptyList();
75 }
76
77 public Artifact transformArtifact( Artifact artifact )
78 {
79 return artifact;
80 }
81
82 public Collection<? extends Metadata> finish( Collection<? extends Artifact> artifacts )
83 {
84 return snapshots.values();
85 }
86
87 }