| 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.resolver.filter.ArtifactFilter; |
| import org.apache.maven.project.MavenProject; |
| 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.apache.maven.shared.dependency.tree.DependencyTreeBuilder; |
| import org.apache.maven.shared.dependency.tree.DependencyTreeBuilderException; |
| import org.codehaus.plexus.component.annotations.Component; |
| import org.codehaus.plexus.component.annotations.Requirement; |
| import org.codehaus.plexus.logging.AbstractLogEnabled; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * Wrapper around Maven 2 dependency tree builder. |
| * |
| * @see DependencyTreeBuilder |
| * @author Hervé Boutemy |
| * @since 2.0 |
| */ |
| @Component( role = DependencyGraphBuilder.class, hint = "maven2" ) |
| public class Maven2DependencyGraphBuilder |
| extends AbstractLogEnabled |
| implements DependencyGraphBuilder |
| { |
| @Requirement |
| private DependencyTreeBuilder treeBuilder; |
| |
| /** |
| * Builds the dependency graph for Maven 2. |
| * |
| * @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 |
| { |
| try |
| { |
| return buildDependencyNode( null, treeBuilder.buildDependencyTree( project ), filter ); |
| } |
| catch ( DependencyTreeBuilderException e ) |
| { |
| throw new DependencyGraphBuilderException( e.getMessage(), e ); |
| } |
| } |
| |
| /** |
| * Builds the dependency graph for Maven 2. |
| * <p> |
| * notice: the reactor projects are ignored as no work has been done to try to do the same hack as with Maven 3. |
| * </p> |
| * |
| * @param project the project |
| * @param filter artifact filter (can be <code>null</code>) |
| * @param reactorProjects Ignored. |
| * @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 |
| { |
| if ( reactorProjects != null ) |
| { |
| getLogger().warn( "Reactor projects ignored - reactor project collection not implemented" ); |
| } |
| |
| return buildDependencyGraph( project, filter ); |
| } |
| |
| private DependencyNode buildDependencyNode( DependencyNode parent, |
| org.apache.maven.shared.dependency.tree.DependencyNode node, |
| ArtifactFilter filter ) |
| { |
| String versionSelectedFromRange = null; |
| if ( node.getVersionSelectedFromRange() != null ) |
| { |
| versionSelectedFromRange = node.getVersionSelectedFromRange().toString(); |
| } |
| |
| DefaultDependencyNode current = |
| new DefaultDependencyNode( parent, node.getArtifact(), node.getPremanagedVersion(), |
| node.getPremanagedScope(), versionSelectedFromRange ); |
| |
| List<DependencyNode> nodes = new ArrayList<DependencyNode>( node.getChildren().size() ); |
| for ( org.apache.maven.shared.dependency.tree.DependencyNode child : node.getChildren() ) |
| { |
| if ( child.getState() != org.apache.maven.shared.dependency.tree.DependencyNode.INCLUDED ) |
| { |
| // only included nodes are supported in the graph API |
| continue; |
| } |
| |
| if ( ( filter == null ) || filter.include( child.getArtifact() ) ) |
| { |
| nodes.add( buildDependencyNode( current, child, filter ) ); |
| } |
| } |
| |
| current.setChildren( Collections.unmodifiableList( nodes ) ); |
| |
| return current; |
| } |
| } |