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ResolveUtil.java
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ResolveUtil.java
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/*
* 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.
*/
package org.apache.maven.enforcer.rules.dependency;
import javax.inject.Inject;
import javax.inject.Named;
import java.util.Objects;
import java.util.stream.Collectors;
import org.apache.maven.RepositoryUtils;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.enforcer.rule.api.EnforcerRuleException;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.model.DependencyManagement;
import org.apache.maven.project.MavenProject;
import org.eclipse.aether.DefaultRepositorySystemSession;
import org.eclipse.aether.RepositorySystem;
import org.eclipse.aether.artifact.ArtifactTypeRegistry;
import org.eclipse.aether.collection.CollectRequest;
import org.eclipse.aether.collection.DependencyCollectionException;
import org.eclipse.aether.collection.DependencySelector;
import org.eclipse.aether.graph.DependencyNode;
import org.eclipse.aether.util.graph.manager.DependencyManagerUtils;
import org.eclipse.aether.util.graph.selector.AndDependencySelector;
import org.eclipse.aether.util.graph.transformer.ConflictResolver;
import static java.util.Optional.ofNullable;
/**
* Resolver helper class.
*/
@Named
class ResolveUtil {
private final RepositorySystem repositorySystem;
private final MavenSession session;
/**
* Default constructor
*/
@Inject
ResolveUtil(RepositorySystem repositorySystem, MavenSession session) {
this.repositorySystem = Objects.requireNonNull(repositorySystem);
this.session = Objects.requireNonNull(session);
}
/**
* Retrieves the {@link DependencyNode} instance containing the result of the transitive dependency
* for the current {@link MavenProject} in verbose mode.
* <p>
* In verbose mode all nodes participating in a conflict are retained.
* </p>
* <p>
* Please consult {@link ConflictResolver} and {@link DependencyManagerUtils}>
* </p>
*
* @param selectors zero or more {@link DependencySelector} instances
* @return a Dependency Node which is the root of the project's dependency tree
* @throws EnforcerRuleException thrown if the lookup fails
*/
DependencyNode resolveTransitiveDependenciesVerbose(DependencySelector... selectors) throws EnforcerRuleException {
return resolveTransitiveDependencies(true, selectors);
}
/**
* Retrieves the {@link DependencyNode} instance containing the result of the transitive dependency
* for the current {@link MavenProject}.
*
* @param selectors zero or more {@link DependencySelector} instances
* @return a Dependency Node which is the root of the project's dependency tree
* @throws EnforcerRuleException thrown if the lookup fails
*/
DependencyNode resolveTransitiveDependencies(DependencySelector... selectors) throws EnforcerRuleException {
return resolveTransitiveDependencies(false, selectors);
}
private DependencyNode resolveTransitiveDependencies(boolean verbose, DependencySelector... selectors)
throws EnforcerRuleException {
try {
MavenProject project = session.getCurrentProject();
ArtifactTypeRegistry artifactTypeRegistry =
session.getRepositorySession().getArtifactTypeRegistry();
DefaultRepositorySystemSession repositorySystemSession =
new DefaultRepositorySystemSession(session.getRepositorySession());
if (selectors.length > 0) {
repositorySystemSession.setDependencySelector(new AndDependencySelector(selectors));
}
if (verbose) {
repositorySystemSession.setConfigProperty(ConflictResolver.CONFIG_PROP_VERBOSE, true);
repositorySystemSession.setConfigProperty(DependencyManagerUtils.CONFIG_PROP_VERBOSE, true);
}
CollectRequest collectRequest = new CollectRequest(
project.getDependencies().stream()
.map(d -> RepositoryUtils.toDependency(d, artifactTypeRegistry))
.collect(Collectors.toList()),
ofNullable(project.getDependencyManagement())
.map(DependencyManagement::getDependencies)
.map(list -> list.stream()
.map(d -> RepositoryUtils.toDependency(d, artifactTypeRegistry))
.collect(Collectors.toList()))
.orElse(null),
project.getRemoteProjectRepositories());
Artifact artifact = project.getArtifact();
collectRequest.setRootArtifact(RepositoryUtils.toArtifact(artifact));
return repositorySystem
.collectDependencies(repositorySystemSession, collectRequest)
.getRoot();
} catch (DependencyCollectionException e) {
throw new EnforcerRuleException("Could not build dependency tree " + e.getLocalizedMessage(), e);
}
}
}