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19 package org.apache.maven.repository.internal;
20
21 import java.io.File;
22 import java.util.ArrayList;
23 import java.util.Date;
24 import java.util.LinkedHashMap;
25 import java.util.List;
26
27 import org.apache.maven.artifact.repository.metadata.Metadata;
28 import org.apache.maven.artifact.repository.metadata.Plugin;
29
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32
33 final class PluginsMetadata extends MavenMetadata {
34 static final class PluginInfo {
35 final String groupId;
36
37 private final String artifactId;
38
39 private final String goalPrefix;
40
41 private final String name;
42
43 PluginInfo(String groupId, String artifactId, String goalPrefix, String name) {
44 this.groupId = groupId;
45 this.artifactId = artifactId;
46 this.goalPrefix = goalPrefix;
47 this.name = name;
48 }
49 }
50
51 private final PluginInfo pluginInfo;
52
53 PluginsMetadata(PluginInfo pluginInfo, Date timestamp) {
54 super(createRepositoryMetadata(pluginInfo), null, timestamp);
55 this.pluginInfo = pluginInfo;
56 }
57
58 PluginsMetadata(PluginInfo pluginInfo, File file, Date timestamp) {
59 super(createRepositoryMetadata(pluginInfo), file, timestamp);
60 this.pluginInfo = pluginInfo;
61 }
62
63 private static Metadata createRepositoryMetadata(PluginInfo pluginInfo) {
64 Metadata result = new Metadata();
65 Plugin plugin = new Plugin();
66 plugin.setPrefix(pluginInfo.goalPrefix);
67 plugin.setArtifactId(pluginInfo.artifactId);
68 plugin.setName(pluginInfo.name);
69 result.getPlugins().add(plugin);
70 return result;
71 }
72
73 @Override
74 protected void merge(Metadata recessive) {
75 List<Plugin> recessivePlugins = recessive.getPlugins();
76 List<Plugin> plugins = metadata.getPlugins();
77 if (!recessivePlugins.isEmpty() || !plugins.isEmpty()) {
78 LinkedHashMap<String, Plugin> mergedPlugins = new LinkedHashMap<>();
79 recessivePlugins.forEach(p -> mergedPlugins.put(p.getPrefix(), p));
80 plugins.forEach(p -> mergedPlugins.put(p.getPrefix(), p));
81 metadata.setPlugins(new ArrayList<>(mergedPlugins.values()));
82 }
83
84 if (recessive.getVersioning() != null) {
85 metadata.setVersioning(recessive.getVersioning());
86 }
87 }
88
89 @Override
90 public MavenMetadata setFile(File file) {
91 return new PluginsMetadata(pluginInfo, file, timestamp);
92 }
93
94 @Override
95 public String getGroupId() {
96 return pluginInfo.groupId;
97 }
98
99 @Override
100 public String getArtifactId() {
101 return "";
102 }
103
104 @Override
105 public String getVersion() {
106 return "";
107 }
108
109 @Override
110 public Nature getNature() {
111 return Nature.RELEASE_OR_SNAPSHOT;
112 }
113 }