package org.jboss.shrinkwrap.resolver.impl.maven.internal;
import java.io.File;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.maven.model.Dependency;
import org.apache.maven.model.Parent;
import org.apache.maven.model.Repository;
import org.apache.maven.model.building.FileModelSource;
import org.apache.maven.model.building.ModelSource;
import org.apache.maven.model.resolution.InvalidRepositoryException;
import org.apache.maven.model.resolution.ModelResolver;
import org.apache.maven.model.resolution.UnresolvableModelException;
import org.eclipse.aether.RepositorySystem;
import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.artifact.Artifact;
import org.eclipse.aether.artifact.DefaultArtifact;
import org.eclipse.aether.repository.RemoteRepository;
import org.eclipse.aether.resolution.ArtifactRequest;
import org.eclipse.aether.resolution.ArtifactResolutionException;
import org.eclipse.aether.resolution.VersionRangeRequest;
import org.eclipse.aether.resolution.VersionRangeResolutionException;
import org.eclipse.aether.resolution.VersionRangeResult;
import org.jboss.shrinkwrap.resolver.impl.maven.bootstrap.MavenRepositorySystem;
import org.jboss.shrinkwrap.resolver.impl.maven.convert.MavenConverter;
import com.google.common.base.Predicate;
import com.google.common.collect.Iterables;
public class MavenModelResolver implements ModelResolver {
private final List<RemoteRepository> repositories;
private final Set<String> repositoryIds;
private final MavenRepositorySystem system;
private final RepositorySystemSession session;
public MavenModelResolver(MavenRepositorySystem system, RepositorySystemSession session,
List<RemoteRepository> remoteRepositories) {
this.system = system;
this.session = session;
this.repositories = new ArrayList<RemoteRepository>(remoteRepositories.size());
for (final RemoteRepository remoteRepository : remoteRepositories) {
this.repositories.add(new RemoteRepository.Builder(remoteRepository).build());
}
this.repositoryIds = new HashSet<String>(repositories.size());
for (final RemoteRepository repository : repositories) {
repositoryIds.add(repository.getId());
}
}
private MavenModelResolver(MavenModelResolver origin) {
this(origin.system, origin.session, origin.repositories);
}
@Override
public void addRepository(Repository repository) throws InvalidRepositoryException {
addRepository(repository, false);
}
@Override
public ModelResolver newCopy() {
return new MavenModelResolver(this);
}
@Override
public ModelSource resolveModel(String groupId, String artifactId, String version)
throws UnresolvableModelException {
Artifact pomArtifact = new DefaultArtifact(groupId, artifactId, "", "pom", version);
try {
final ArtifactRequest request = new ArtifactRequest(pomArtifact, repositories, null);
pomArtifact = system.resolveArtifact(session, request).getArtifact();
} catch (ArtifactResolutionException e) {
throw new UnresolvableModelException("Failed to resolve POM for " + groupId + ":" + artifactId + ":"
+ version + " due to " + e.getMessage(), groupId, artifactId, version, e);
}
final File pomFile = pomArtifact.getFile();
return new FileModelSource(pomFile);
}
@Override
public ModelSource resolveModel(Parent parent) throws UnresolvableModelException {
Artifact artifact = new DefaultArtifact(parent.getGroupId(), parent.getArtifactId(), "", "pom",
parent.getVersion());
VersionRangeRequest versionRangeRequest = new VersionRangeRequest(artifact, repositories, null);
try {
VersionRangeResult versionRangeResult =
system.resolveVersionRange(session, versionRangeRequest);
if (versionRangeResult.getHighestVersion() == null) {
throw new UnresolvableModelException(
String.format("No versions matched the requested parent version range '%s'",
parent.getVersion()),
parent.getGroupId(), parent.getArtifactId(), parent.getVersion());
}
if (versionRangeResult.getVersionConstraint() != null
&& versionRangeResult.getVersionConstraint().getRange() != null
&& versionRangeResult.getVersionConstraint().getRange().getUpperBound() == null) {
throw new UnresolvableModelException(
String.format("The requested parent version range '%s' does not specify an upper bound",
parent.getVersion()),
parent.getGroupId(), parent.getArtifactId(), parent.getVersion());
}
parent.setVersion(versionRangeResult.getHighestVersion().toString());
} catch (VersionRangeResolutionException e) {
throw new UnresolvableModelException(e.getMessage(), parent.getGroupId(), parent.getArtifactId(),
parent.getVersion(), e);
}
return resolveModel(parent.getGroupId(), parent.getArtifactId(), parent.getVersion());
}
@Override
public ModelSource resolveModel(Dependency dependency) throws UnresolvableModelException {
try {
final Artifact artifact = new DefaultArtifact(dependency.getGroupId(), dependency.getArtifactId(), "",
"pom", dependency.getVersion());
final VersionRangeRequest versionRangeRequest = new VersionRangeRequest(artifact, repositories, null);
final VersionRangeResult versionRangeResult =
system.resolveVersionRange(session, versionRangeRequest);
if (versionRangeResult.getHighestVersion() == null) {
throw new UnresolvableModelException(
String.format("No versions matched the requested dependency version range '%s'",
dependency.getVersion()),
dependency.getGroupId(), dependency.getArtifactId(), dependency.getVersion());
}
if (versionRangeResult.getVersionConstraint() != null
&& versionRangeResult.getVersionConstraint().getRange() != null
&& versionRangeResult.getVersionConstraint().getRange().getUpperBound() == null) {
throw new UnresolvableModelException(
String.format("The requested dependency version range '%s' does not specify an upper bound",
dependency.getVersion()),
dependency.getGroupId(), dependency.getArtifactId(), dependency.getVersion());
}
dependency.setVersion(versionRangeResult.getHighestVersion().toString());
return resolveModel(dependency.getGroupId(), dependency.getArtifactId(), dependency.getVersion());
} catch (VersionRangeResolutionException e) {
throw new UnresolvableModelException(e.getMessage(), dependency.getGroupId(), dependency.getArtifactId(),
dependency.getVersion(), e);
}
}
@Override
public void addRepository(Repository repository, boolean replace) throws InvalidRepositoryException {
if (session.isIgnoreArtifactDescriptorRepositories()) {
return;
}
if (!repositoryIds.add(repository.getId())) {
if (!replace) {
return;
}
removeMatchingRepository(repositories, repository.getId());
}
repositories.add(MavenConverter.asRemoteRepository(repository));
}
private static void removeMatchingRepository(Iterable<RemoteRepository> repositories, final String id) {
Iterables.removeIf(repositories, new Predicate<RemoteRepository>() {
@Override
public boolean apply(RemoteRepository remoteRepository) {
return remoteRepository.getId().equals(id);
}
});
}
}