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 org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.factory.ArtifactFactory;
import org.apache.maven.artifact.resolver.filter.ArtifactFilter;
import org.apache.maven.artifact.versioning.VersionRange;
import org.apache.maven.project.DefaultDependencyResolutionRequest;
import org.apache.maven.project.DependencyResolutionException;
import org.apache.maven.project.DependencyResolutionRequest;
import org.apache.maven.project.DependencyResolutionResult;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.ProjectBuildingRequest;
import org.apache.maven.project.ProjectDependenciesResolver;
import org.apache.maven.shared.dependency.graph.DependencyGraphBuilder;
import org.apache.maven.shared.dependency.graph.DependencyGraphBuilderException;
import org.apache.maven.shared.dependency.graph.DependencyNode;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;
import org.codehaus.plexus.logging.AbstractLogEnabled;
import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.graph.Dependency;
import org.eclipse.aether.version.VersionConstraint;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
/**
* Wrapper around Eclipse Aether dependency resolver, used in Maven 3.1.
*
* @see ProjectDependenciesResolver
* @author Hervé Boutemy
* @since 2.1
*/
@Component( role = DependencyGraphBuilder.class, hint = "maven31" )
public class Maven31DependencyGraphBuilder
extends AbstractLogEnabled
implements DependencyGraphBuilder
{
@Requirement
private ProjectDependenciesResolver resolver;
@Requirement
private ArtifactFactory factory;
/**
* Builds the dependency graph for Maven 3.1+.
*
* @param project the project
* @param filter artifact filter (can be <code>null</code>)
* @return DependencyNode containing the dependency graph.
* @throws DependencyGraphBuilderException if some of the dependencies could not be resolved.
*/
public DependencyNode buildDependencyGraph( MavenProject project, ArtifactFilter filter )
throws DependencyGraphBuilderException
{
return buildDependencyGraph( project, filter, null );
}
/**
* Builds the dependency graph for Maven 3.1+, eventually hacking for collecting projects from
* reactor not yet built.
*
* @param project the project
* @param filter artifact filter (can be <code>null</code>)
* @param reactorProjects Collection of those projects contained in the reactor (can be <code>null</code>).
* @return DependencyNode containing the dependency graph.
* @throws DependencyGraphBuilderException if some of the dependencies could not be resolved.
*/
public DependencyNode buildDependencyGraph( MavenProject project, ArtifactFilter filter,
Collection<MavenProject> reactorProjects )
throws DependencyGraphBuilderException
{
ProjectBuildingRequest projectBuildingRequest =
(ProjectBuildingRequest) Invoker.invoke( project, "getProjectBuildingRequest" );
RepositorySystemSession session =
(RepositorySystemSession) Invoker.invoke( projectBuildingRequest, "getRepositorySession" );
/*
* if ( Boolean.TRUE != ( (Boolean) session.getConfigProperties().get(
* DependencyManagerUtils.NODE_DATA_PREMANAGED_VERSION ) ) ) { DefaultRepositorySystemSession newSession = new
* DefaultRepositorySystemSession( session ); newSession.setConfigProperty(
* DependencyManagerUtils.NODE_DATA_PREMANAGED_VERSION, true ); session = newSession; }
*/
final DependencyResolutionRequest request = new DefaultDependencyResolutionRequest();
request.setMavenProject( project );
Invoker.invoke( request, "setRepositorySession", RepositorySystemSession.class, session );
final DependencyResolutionResult result = resolveDependencies( request, reactorProjects );
org.eclipse.aether.graph.DependencyNode graph =
(org.eclipse.aether.graph.DependencyNode) Invoker.invoke( DependencyResolutionResult.class, result,
"getDependencyGraph" );
return buildDependencyNode( null, graph, project.getArtifact(), filter );
}
private DependencyResolutionResult resolveDependencies( DependencyResolutionRequest request,
Collection<MavenProject> reactorProjects )
throws DependencyGraphBuilderException
{
try
{
return resolver.resolve( request );
}
catch ( DependencyResolutionException e )
{
if ( reactorProjects == null )
{
throw new DependencyGraphBuilderException( "Could not resolve following dependencies: "
+ e.getResult().getUnresolvedDependencies(), e );
}
// try collecting from reactor
return collectDependenciesFromReactor( e, reactorProjects );
}
}
private DependencyResolutionResult collectDependenciesFromReactor( DependencyResolutionException e,
Collection<MavenProject> reactorProjects )
throws DependencyGraphBuilderException
{
DependencyResolutionResult result = e.getResult();
List<Dependency> reactorDeps = getReactorDependencies( reactorProjects, result.getUnresolvedDependencies() );
result.getUnresolvedDependencies().removeAll( reactorDeps );
Invoker.invoke( result.getResolvedDependencies(), "addAll", Collection.class, reactorDeps );
if ( !result.getUnresolvedDependencies().isEmpty() )
{
throw new DependencyGraphBuilderException( "Could not resolve nor collect following dependencies: "
+ result.getUnresolvedDependencies(), e );
}
return result;
}
private List<Dependency> getReactorDependencies( Collection<MavenProject> reactorProjects, List<?> dependencies )
{
Set<ArtifactKey> reactorProjectsIds = new HashSet<ArtifactKey>();
for ( MavenProject project : reactorProjects )
{
reactorProjectsIds.add( new ArtifactKey( project ) );
}
List<Dependency> reactorDeps = new ArrayList<Dependency>();
for ( Object untypedDependency : dependencies )
{
Dependency dependency = (Dependency) untypedDependency;
org.eclipse.aether.artifact.Artifact depArtifact = dependency.getArtifact();
ArtifactKey key =
new ArtifactKey( depArtifact.getGroupId(), depArtifact.getArtifactId(), depArtifact.getVersion() );
if ( reactorProjectsIds.contains( key ) )
{
reactorDeps.add( dependency );
}
}
return reactorDeps;
}
private Artifact getDependencyArtifact( Dependency dep )
{
org.eclipse.aether.artifact.Artifact artifact = dep.getArtifact();
return factory.createDependencyArtifact( artifact.getGroupId(), artifact.getArtifactId(),
VersionRange.createFromVersion( artifact.getVersion() ),
artifact.getProperty( "type", artifact.getExtension() ),
artifact.getClassifier(), dep.getScope(), dep.isOptional() );
}
private DependencyNode buildDependencyNode( DependencyNode parent, org.eclipse.aether.graph.DependencyNode node,
Artifact artifact, ArtifactFilter filter )
{
String premanagedVersion = null; // DependencyManagerUtils.getPremanagedVersion( node );
String premanagedScope = null; // DependencyManagerUtils.getPremanagedScope( node );
DefaultDependencyNode current =
new DefaultDependencyNode( parent, artifact, premanagedVersion, premanagedScope,
getVersionSelectedFromRange( node.getVersionConstraint() ) );
List<DependencyNode> nodes = new ArrayList<DependencyNode>( node.getChildren().size() );
for ( org.eclipse.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 ) )
{
return null;
}
return constraint.getRange().toString();
}
}