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package org.apache.maven.shared.dependency.graph.internal;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.apache.maven.RepositoryUtils;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.resolver.filter.ArtifactFilter;
import org.apache.maven.model.Dependency;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.ProjectBuildingRequest;
import org.apache.maven.shared.dependency.graph.DependencyCollectorBuilder;
import org.apache.maven.shared.dependency.graph.DependencyCollectorBuilderException;
import org.apache.maven.shared.dependency.graph.DependencyNode;
import org.apache.maven.shared.dependency.graph.internal.maven30.ConflictResolver;
import org.apache.maven.shared.dependency.graph.internal.maven30.JavaScopeDeriver;
import org.apache.maven.shared.dependency.graph.internal.maven30.Maven3DirectScopeDependencySelector;
import org.apache.maven.shared.dependency.graph.internal.maven30.NearestVersionSelector;
import org.apache.maven.shared.dependency.graph.internal.maven30.SimpleOptionalitySelector;
import org.apache.maven.shared.dependency.graph.internal.maven30.VerboseJavaScopeSelector;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;
import org.codehaus.plexus.logging.AbstractLogEnabled;
import org.sonatype.aether.RepositorySystem;
import org.sonatype.aether.RepositorySystemSession;
import org.sonatype.aether.artifact.ArtifactTypeRegistry;
import org.sonatype.aether.collection.CollectRequest;
import org.sonatype.aether.collection.CollectResult;
import org.sonatype.aether.collection.DependencyCollectionException;
import org.sonatype.aether.collection.DependencyGraphTransformer;
import org.sonatype.aether.collection.DependencySelector;
import org.sonatype.aether.graph.DependencyVisitor;
import org.sonatype.aether.graph.Exclusion;
import org.sonatype.aether.util.DefaultRepositorySystemSession;
import org.sonatype.aether.util.artifact.JavaScopes;
import org.sonatype.aether.util.graph.TreeDependencyVisitor;
import org.sonatype.aether.util.graph.selector.AndDependencySelector;
import org.sonatype.aether.util.graph.selector.ExclusionDependencySelector;
import org.sonatype.aether.util.graph.selector.OptionalDependencySelector;
import org.sonatype.aether.version.VersionConstraint;
/**
* Project dependency raw dependency collector API, abstracting Maven 3's Aether implementation.
*
* @author Gabriel Belingueres
* @since 3.1.0
*/
@Component( role = DependencyCollectorBuilder.class, hint = "maven3" )
public class Maven3DependencyCollectorBuilder
extends AbstractLogEnabled
implements DependencyCollectorBuilder
{
@Requirement
private RepositorySystem repositorySystem;
private final ExceptionHandler<DependencyCollectorBuilderException> exceptionHandler;
public Maven3DependencyCollectorBuilder()
{
this.exceptionHandler = DependencyCollectorBuilderException::new;
}
@Override
public DependencyNode collectDependencyGraph( ProjectBuildingRequest buildingRequest, ArtifactFilter filter )
throws DependencyCollectorBuilderException
{
try
{
MavenProject project = buildingRequest.getProject();
Artifact projectArtifact = project.getArtifact();
List<ArtifactRepository> remoteArtifactRepositories = project.getRemoteArtifactRepositories();
// throws ClassCastException (classloading issues?)
// DefaultRepositorySystemSession repositorySystemSession =
// (DefaultRepositorySystemSession) Invoker.invoke( buildingRequest, "getRepositorySession" );
RepositorySystemSession repositorySystemSession = buildingRequest.getRepositorySession();
DefaultRepositorySystemSession session = new DefaultRepositorySystemSession( repositorySystemSession );
DependencyGraphTransformer transformer =
new ConflictResolver( new NearestVersionSelector(), new VerboseJavaScopeSelector(),
new SimpleOptionalitySelector(), new JavaScopeDeriver() );
session.setDependencyGraphTransformer( transformer );
DependencySelector depFilter =
new AndDependencySelector( new Maven3DirectScopeDependencySelector( JavaScopes.TEST ),
new OptionalDependencySelector(),
new ExclusionDependencySelector() );
session.setDependencySelector( depFilter );
session.setConfigProperty( ConflictResolver.CONFIG_PROP_VERBOSE, true );
session.setConfigProperty( "aether.dependencyManager.verbose", true );
org.sonatype.aether.artifact.Artifact aetherArtifact =
(org.sonatype.aether.artifact.Artifact) Invoker.invoke( RepositoryUtils.class, "toArtifact",
Artifact.class, projectArtifact,
exceptionHandler );
@SuppressWarnings( "unchecked" )
List<org.sonatype.aether.repository.RemoteRepository> aetherRepos =
(List<org.sonatype.aether.repository.RemoteRepository>) Invoker.invoke( RepositoryUtils.class,
"toRepos", List.class,
remoteArtifactRepositories,
exceptionHandler );
CollectRequest collectRequest = new CollectRequest();
collectRequest.setRoot( new org.sonatype.aether.graph.Dependency( aetherArtifact, "" ) );
collectRequest.setRepositories( aetherRepos );
org.sonatype.aether.artifact.ArtifactTypeRegistry stereotypes = session.getArtifactTypeRegistry();
collectDependencyList( collectRequest, project, stereotypes );
collectManagedDependencyList( collectRequest, project, stereotypes );
CollectResult collectResult = repositorySystem.collectDependencies( session, collectRequest );
org.sonatype.aether.graph.DependencyNode rootNode = collectResult.getRoot();
if ( getLogger().isDebugEnabled() )
{
logTree( rootNode );
}
return buildDependencyNode( null, rootNode, projectArtifact, filter );
}
catch ( DependencyCollectionException e )
{
throw new DependencyCollectorBuilderException( "Could not collect dependencies: " + e.getResult(), e );
}
}
private void logTree( org.sonatype.aether.graph.DependencyNode rootNode )
{
// print the node tree with its associated data Map
rootNode.accept( new TreeDependencyVisitor( new DependencyVisitor()
{
String indent = "";
@Override
public boolean visitEnter( org.sonatype.aether.graph.DependencyNode dependencyNode )
{
StringBuilder sb = new StringBuilder();
sb.append( indent ).append( "Aether node: " ).append( dependencyNode );
if ( !dependencyNode.getData().isEmpty() )
{
sb.append( "data map: " ).append( dependencyNode.getData() );
}
if ( dependencyNode.getPremanagedVersion() != null && !dependencyNode.getPremanagedVersion().isEmpty() )
{
sb.append( "Premanaged.version: " ).append( dependencyNode.getPremanagedVersion() );
}
if ( dependencyNode.getPremanagedScope() != null && !dependencyNode.getPremanagedScope().isEmpty() )
{
sb.append( "Premanaged.scope: " ).append( dependencyNode.getPremanagedScope() );
}
getLogger().debug( sb.toString() );
indent += " ";
return true;
}
@Override
public boolean visitLeave( org.sonatype.aether.graph.DependencyNode dependencyNode )
{
indent = indent.substring( 0, indent.length() - 4 );
return true;
}
} ) );
}
private void collectManagedDependencyList( CollectRequest collectRequest, MavenProject project,
ArtifactTypeRegistry stereotypes )
throws DependencyCollectorBuilderException
{
if ( project.getDependencyManagement() != null )
{
for ( Dependency dependency : project.getDependencyManagement().getDependencies() )
{
org.sonatype.aether.graph.Dependency aetherDep = toAetherDependency( stereotypes, dependency );
collectRequest.addManagedDependency( aetherDep );
}
}
}
private void collectDependencyList( CollectRequest collectRequest, MavenProject project,
org.sonatype.aether.artifact.ArtifactTypeRegistry stereotypes )
throws DependencyCollectorBuilderException
{
for ( Dependency dependency : project.getDependencies() )
{
org.sonatype.aether.graph.Dependency aetherDep = toAetherDependency( stereotypes, dependency );
collectRequest.addDependency( aetherDep );
}
}
// CHECKSTYLE_OFF: LineLength
private org.sonatype.aether.graph.Dependency toAetherDependency( org.sonatype.aether.artifact.ArtifactTypeRegistry stereotypes,
Dependency dependency )
throws DependencyCollectorBuilderException
{
return (org.sonatype.aether.graph.Dependency) Invoker.invoke( RepositoryUtils.class, "toDependency",
Dependency.class,
ArtifactTypeRegistry.class,
dependency, stereotypes, exceptionHandler );
}
// CHECKSTYLE_ON: LineLength
private Artifact getDependencyArtifact( org.sonatype.aether.graph.Dependency dep )
{
org.sonatype.aether.artifact.Artifact artifact = dep.getArtifact();
try
{
Artifact mavenArtifact =
(Artifact) Invoker.invoke( RepositoryUtils.class, "toArtifact",
org.sonatype.aether.artifact.Artifact.class, artifact, exceptionHandler );
mavenArtifact.setScope( dep.getScope() );
mavenArtifact.setOptional( dep.isOptional() );
return mavenArtifact;
}
catch ( DependencyCollectorBuilderException e )
{
// ReflectionException should not happen
throw new RuntimeException( e.getMessage(), e );
}
}
private DependencyNode buildDependencyNode( DependencyNode parent, org.sonatype.aether.graph.DependencyNode node,
Artifact artifact, ArtifactFilter filter )
{
String premanagedVersion = node.getPremanagedVersion();
String premanagedScope = node.getPremanagedScope();
Boolean optional = null;
if ( node.getDependency() != null )
{
optional = node.getDependency().isOptional();
}
List<org.apache.maven.model.Exclusion> exclusions = null;
if ( node.getDependency() != null )
{
exclusions = new ArrayList<>( node.getDependency().getExclusions().size() );
for ( Exclusion exclusion : node.getDependency().getExclusions() )
{
org.apache.maven.model.Exclusion modelExclusion = new org.apache.maven.model.Exclusion();
modelExclusion.setGroupId( exclusion.getGroupId() );
modelExclusion.setArtifactId( exclusion.getArtifactId() );
exclusions.add( modelExclusion );
}
}
org.sonatype.aether.graph.DependencyNode winner =
(org.sonatype.aether.graph.DependencyNode) node.getData().get( ConflictResolver.NODE_DATA_WINNER );
String winnerVersion = null;
String ignoredScope = null;
if ( winner != null )
{
winnerVersion = winner.getVersion().toString();
}
else
{
ignoredScope = (String) node.getData().get( VerboseJavaScopeSelector.REDUCED_SCOPE );
}
ConflictData data = new ConflictData( winnerVersion, ignoredScope );
VerboseDependencyNode current =
new VerboseDependencyNode( parent, artifact, premanagedVersion, premanagedScope,
getVersionSelectedFromRange( node.getVersionConstraint() ), optional, exclusions,
data );
List<DependencyNode> nodes = new ArrayList<>( node.getChildren().size() );
for ( org.sonatype.aether.graph.DependencyNode child : node.getChildren() )
{
Artifact childArtifact = getDependencyArtifact( child.getDependency() );
if ( ( filter == null ) || filter.include( childArtifact ) )
{
nodes.add( buildDependencyNode( current, child, childArtifact, filter ) );
}
}
current.setChildren( Collections.unmodifiableList( nodes ) );
return current;
}
private String getVersionSelectedFromRange( VersionConstraint constraint )
{
if ( ( constraint == null ) || ( constraint.getVersion() != null ) || ( constraint.getRanges().isEmpty() ) )
{
return null;
}
return constraint.getRanges().iterator().next().toString();
}
}