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19 package org.apache.maven.repository.internal;
20
21 import java.util.Arrays;
22 import java.util.function.Supplier;
23
24 import org.apache.maven.api.DependencyScope;
25 import org.apache.maven.repository.internal.artifact.FatArtifactTraverser;
26 import org.apache.maven.repository.internal.scopes.Maven4ScopeManagerConfiguration;
27 import org.apache.maven.repository.internal.type.DefaultTypeProvider;
28 import org.eclipse.aether.RepositorySystem;
29 import org.eclipse.aether.RepositorySystemSession.CloseableSession;
30 import org.eclipse.aether.RepositorySystemSession.SessionBuilder;
31 import org.eclipse.aether.artifact.ArtifactTypeRegistry;
32 import org.eclipse.aether.collection.DependencyGraphTransformer;
33 import org.eclipse.aether.collection.DependencyManager;
34 import org.eclipse.aether.collection.DependencySelector;
35 import org.eclipse.aether.collection.DependencyTraverser;
36 import org.eclipse.aether.impl.scope.InternalScopeManager;
37 import org.eclipse.aether.internal.impl.scope.ManagedDependencyContextRefiner;
38 import org.eclipse.aether.internal.impl.scope.ManagedScopeDeriver;
39 import org.eclipse.aether.internal.impl.scope.ManagedScopeSelector;
40 import org.eclipse.aether.internal.impl.scope.OptionalDependencySelector;
41 import org.eclipse.aether.internal.impl.scope.ScopeDependencySelector;
42 import org.eclipse.aether.internal.impl.scope.ScopeManagerImpl;
43 import org.eclipse.aether.resolution.ArtifactDescriptorPolicy;
44 import org.eclipse.aether.util.artifact.DefaultArtifactTypeRegistry;
45 import org.eclipse.aether.util.graph.manager.ClassicDependencyManager;
46 import org.eclipse.aether.util.graph.selector.AndDependencySelector;
47 import org.eclipse.aether.util.graph.selector.ExclusionDependencySelector;
48 import org.eclipse.aether.util.graph.transformer.ChainedDependencyGraphTransformer;
49 import org.eclipse.aether.util.graph.transformer.ConflictResolver;
50 import org.eclipse.aether.util.graph.transformer.NearestVersionSelector;
51 import org.eclipse.aether.util.graph.transformer.SimpleOptionalitySelector;
52 import org.eclipse.aether.util.repository.SimpleArtifactDescriptorPolicy;
53
54 import static java.util.Objects.requireNonNull;
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66 @Deprecated(since = "4.0.0")
67 public class MavenSessionBuilderSupplier implements Supplier<SessionBuilder> {
68 protected final RepositorySystem repositorySystem;
69 protected final InternalScopeManager scopeManager;
70
71 public MavenSessionBuilderSupplier(RepositorySystem repositorySystem) {
72 this.repositorySystem = requireNonNull(repositorySystem);
73 this.scopeManager = new ScopeManagerImpl(Maven4ScopeManagerConfiguration.INSTANCE);
74 }
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79 @Deprecated
80 MavenSessionBuilderSupplier() {
81 this.repositorySystem = null;
82 this.scopeManager = new ScopeManagerImpl(Maven4ScopeManagerConfiguration.INSTANCE);
83 }
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85 protected InternalScopeManager getScopeManager() {
86 return scopeManager;
87 }
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89 protected DependencyTraverser getDependencyTraverser() {
90 return new FatArtifactTraverser();
91 }
92
93 protected DependencyManager getDependencyManager() {
94 return getDependencyManager(true);
95 }
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97 public DependencyManager getDependencyManager(boolean transitive) {
98 return new ClassicDependencyManager(transitive, getScopeManager());
99 }
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101 protected DependencySelector getDependencySelector() {
102 return new AndDependencySelector(
103 ScopeDependencySelector.legacy(
104 null, Arrays.asList(DependencyScope.TEST.id(), DependencyScope.PROVIDED.id())),
105 OptionalDependencySelector.fromDirect(),
106 new ExclusionDependencySelector());
107 }
108
109 protected DependencyGraphTransformer getDependencyGraphTransformer() {
110 return new ChainedDependencyGraphTransformer(
111 new ConflictResolver(
112 new NearestVersionSelector(), new ManagedScopeSelector(getScopeManager()),
113 new SimpleOptionalitySelector(), new ManagedScopeDeriver(getScopeManager())),
114 new ManagedDependencyContextRefiner(getScopeManager()));
115 }
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126 protected ArtifactTypeRegistry getArtifactTypeRegistry() {
127 DefaultArtifactTypeRegistry stereotypes = new DefaultArtifactTypeRegistry();
128 new DefaultTypeProvider().types().forEach(stereotypes::add);
129 return stereotypes;
130 }
131
132 protected ArtifactDescriptorPolicy getArtifactDescriptorPolicy() {
133 return new SimpleArtifactDescriptorPolicy(true, true);
134 }
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136 protected void configureSessionBuilder(SessionBuilder session) {
137 session.setDependencyTraverser(getDependencyTraverser());
138 session.setDependencyManager(getDependencyManager());
139 session.setDependencySelector(getDependencySelector());
140 session.setDependencyGraphTransformer(getDependencyGraphTransformer());
141 session.setArtifactTypeRegistry(getArtifactTypeRegistry());
142 session.setArtifactDescriptorPolicy(getArtifactDescriptorPolicy());
143 session.setScopeManager(getScopeManager());
144 }
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156 @Override
157 public SessionBuilder get() {
158 requireNonNull(repositorySystem, "repositorySystem");
159 SessionBuilder builder = repositorySystem.createSessionBuilder();
160 configureSessionBuilder(builder);
161 return builder;
162 }
163 }