@Override
public DependencyMetadata resolveDependencyMetadata(
Dependency query, final List<DependencyRepository> repositories) {
try {
if (Strings.isNullOrEmpty(query.getVersion())) {
query = DependencyBuilder.create(query).setVersion("[,)");
}
RepositorySystem system = container.lookup(RepositorySystem.class);
MavenRepositorySystemSession session = setupRepoSession(system);
DefaultArtifact artifact = new DefaultArtifact(query.toCoordinates());
ArtifactDescriptorRequest ar =
new ArtifactDescriptorRequest(artifact, convertToMavenRepos(repositories), null);
ArtifactDescriptorResult results = system.readArtifactDescriptor(session, ar);
Artifact a = results.getArtifact();
Dependency d =
DependencyBuilder.create()
.setArtifactId(a.getArtifactId())
.setGroupId(a.getGroupId())
.setVersion(a.getVersion());
return new DependencyMetadataImpl(d, results);
} catch (Exception e) {
throw new ProjectModelException(
"Unable to resolve any artifacts for query [" + query + "]", e);
}
}
public void execute() throws MojoExecutionException, MojoFailureException {
try {
ArtifactDescriptorResult artifactDescriptor =
repoSystem.readArtifactDescriptor(
repoSession,
new ArtifactDescriptorRequest(new DefaultArtifact(artifact), projectRepos, null));
CollectRequest collectRequest = new CollectRequest();
collectRequest.setDependencies(artifactDescriptor.getDependencies());
collectRequest.setManagedDependencies(artifactDescriptor.getManagedDependencies());
collectRequest.setRepositories(projectRepos);
CollectResult dependencies = repoSystem.collectDependencies(repoSession, collectRequest);
StringWriter writer = new StringWriter();
NodeFormatter nodeFormatter =
new DefaultNodeFormatter(artifactDescriptor.getArtifact().toString());
dependencies
.getRoot()
.accept(
new SerializingDependencyVisitor(
writer, SerializingDependencyVisitor.STANDARD_TOKENS, nodeFormatter));
try {
if (outputFile == null) {
log(writer.toString(), getLog());
} else {
write(writer.toString(), outputFile);
getLog().info("Wrote dependency tree to: " + outputFile);
}
} catch (IOException e) {
throw new MojoExecutionException("Failed to write dependencies to file", e);
}
} catch (ArtifactDescriptorException e) {
throw new MojoExecutionException("Failed to read artifact descriptor", e);
} catch (DependencyCollectionException e) {
throw new MojoExecutionException("Failed to collect dependencies", e);
}
}
