package org.apache.maven.plugin.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.sonatype.aether.RepositoryException;
import org.sonatype.aether.artifact.Artifact;
import org.sonatype.aether.collection.DependencyGraphTransformationContext;
import org.sonatype.aether.collection.DependencyGraphTransformer;
import org.sonatype.aether.graph.Dependency;
import org.sonatype.aether.graph.DependencyNode;
import org.sonatype.aether.util.artifact.DefaultArtifact;
import org.sonatype.aether.util.artifact.JavaScopes;
import org.sonatype.aether.util.graph.DefaultDependencyNode;
/**
* Injects plexus-utils:1.1 into a plugin's class path if it doesn't already declare a dependency on plexus-utils. This
* is another legacy bit to provide backward-compat with Maven 2.x.
*
* @author Benjamin Bentmann
*/
class PlexusUtilsInjector
implements DependencyGraphTransformer
{
private static final String GID = "org.codehaus.plexus";
private static final String AID = "plexus-utils";
private static final String VER = "1.1";
private static final String EXT = "jar";
public DependencyNode transformGraph( DependencyNode node, DependencyGraphTransformationContext context )
throws RepositoryException
{
if ( findPlexusUtils( node ) == null )
{
Artifact pu = new DefaultArtifact( GID, AID, null, EXT, VER );
DefaultDependencyNode child = new DefaultDependencyNode( new Dependency( pu, JavaScopes.RUNTIME ) );
child.setRepositories( node.getRepositories() );
child.setRequestContext( node.getRequestContext() );
node.getChildren().add( child );
}
return node;
}
private DependencyNode findPlexusUtils( DependencyNode node )
{
Artifact artifact = node.getDependency().getArtifact();
if ( AID.equals( artifact.getArtifactId() ) && GID.equals( artifact.getGroupId() )
&& EXT.equals( artifact.getExtension() ) && "".equals( artifact.getClassifier() ) )
{
return node;
}
for ( DependencyNode child : node.getChildren() )
{
DependencyNode result = findPlexusUtils( child );
if ( result != null )
{
return result;
}
}
return null;
}
}