Java RepositorySystemSession類代碼示例

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
@Override
public CollectResult collectDependencies(RepositorySystemSession session, CollectRequest request) throws DependencyCollectionException {
    DefaultRepositorySystemSession cloned = new DefaultRepositorySystemSession(session);
    DependencyGraphTransformer transformer = session.getDependencyGraphTransformer();
    //need to reset the transformer to prevent the transformation to happen and to it below separately.
    cloned.setDependencyGraphTransformer(null);
    CollectResult res = super.collectDependencies(cloned, request);
    CloningDependencyVisitor vis = new CloningDependencyVisitor();
    res.getRoot().accept(vis);

    //this part copied from DefaultDependencyCollector
    try {
        DefaultDependencyGraphTransformationContext context =
                new DefaultDependencyGraphTransformationContext(session);
        res.setRoot(transformer.transformGraph(res.getRoot(), context));
    } catch (RepositoryException e) {
        res.addException(e);
    }

    if (!res.getExceptions().isEmpty()) {
        throw new DependencyCollectionException(res);
    }
    res.getRoot().setData("NB_TEST", vis.getRootNode());
    return res;
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
@Override
public void put(RepositorySystemSession session, Object key, Object data) {
    //we just let the pools to get overriden to new value, the worst that can happen is that
    //2 pools will coexist
    if (ARTIFACT_POOL.equals(key)) {
        synchronized (LOCK) {
            artifacts = data;
        }
        return;
    }
    if (DEPENDENCY_POOL.equals(key)) {
        synchronized (LOCK) {
            dependencies = data;
        }
        return;
    }
    superDelegate.put(session, key, data);
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
@Override
public Artifact resolve(Plugin plugin, List<RemoteRepository> repositories, RepositorySystemSession session) throws PluginResolutionException {
    WorkspaceReader wr = session.getWorkspaceReader();
    NbWorkspaceReader nbwr = null;
    if (wr instanceof NbWorkspaceReader) {
        nbwr = (NbWorkspaceReader)wr;
        //this only works reliably because the NbWorkspaceReader is part of the session, not a component
        nbwr.silence();
    }
    try {
        return super.resolve(plugin, repositories, session);
    } finally {
        if (nbwr != null) {
            nbwr.normal();
        }
    }
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
private String getLatestVersion(String groupId, String artifactId, String range,
        RepositorySystemSession session, List<RemoteRepository> remotes)
        throws VersionRangeResolutionException {
    VersionRangeRequest rangeRequest = new VersionRangeRequest();
    rangeRequest.setArtifact(
            new DefaultArtifact(String.format("%s:%s:%s", groupId, artifactId, range)));
    rangeRequest.setRepositories(remotes);

    VersionRangeResult rangeResult = repoSystem.resolveVersionRange(session, rangeRequest);
    if (rangeResult.getHighestVersion() != null) {
        return rangeResult.getHighestVersion().toString();
    }
    else {
        throw new com.atomist.rug.resolver.maven.DependencyCollectionException(String
                .format("Unable to find a version of archive %s:%s.", groupId, artifactId),
                properties.repositories());
    }
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
/**
 * Uses the aether to resolve a plugin dependency and returns the file for further processing.
 *
 * @param d the dependency to resolve.
 * @param pluginRepos the plugin repositories to use for dependency resolution.
 * @param resolver the resolver for aether access.
 * @param repoSystemSession the session for the resolver.
 * @return optionally a file which is the resolved dependency.
 */
public static Optional<File> resolvePluginDependency(Dependency d, List<RemoteRepository> pluginRepos,
    ArtifactResolver resolver, RepositorySystemSession repoSystemSession) {
  Artifact a = new DefaultArtifact(d.getGroupId(), d.getArtifactId(), d.getClassifier(), d.getType(), d.getVersion());
  ArtifactRequest artifactRequest = new ArtifactRequest();
  artifactRequest.setArtifact(a);
  artifactRequest.setRepositories(pluginRepos);
  try {
    ArtifactResult artifactResult = resolver.resolveArtifact(repoSystemSession, artifactRequest);
    if (artifactResult.getArtifact() != null) {
      return Optional.fromNullable(artifactResult.getArtifact().getFile());
    }
    return Optional.absent();
  } catch (ArtifactResolutionException e) {
    return Optional.absent();
  }
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
/**
 * Entry point for the JVM forked by {@link #testSeparateJVMs()}.
 */
public static void main(String[] arguments) throws IOException, AlreadyBoundException, NotBoundException {
    LocalController localController = new LocalController();

    Registry registry = LocateRegistry.createRegistry(REGISTRY_PORT);
    Controller controller = (Controller) UnicastRemoteObject.exportObject(localController, 0);
    registry.bind(CONTROLLER, controller);

    Path lockFile = Paths.get(arguments[0]);
    RepositorySystemSession repositorySystemSession = Mockito.mock(RepositorySystemSession.class);
    try (FileLockSyncContextFactory syncContextFactory = new FileLockSyncContextFactory(lockFile)) {
        new SyncTask(syncContextFactory, localController, repositorySystemSession).run();
    }

    UnicastRemoteObject.unexportObject(localController, true);
    UnicastRemoteObject.unexportObject(registry, true);
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
@SuppressWarnings( "unchecked" )
void setupArtifact( String groupId, String artifactId, String goal, String type )
      throws DuplicateMojoDescriptorException, PluginNotFoundException, PluginResolutionException, PluginDescriptorParsingException, InvalidPluginDescriptorException {

   DefaultArtifact artifact = new DefaultArtifact( groupId, artifactId, "DUMMY", "compile", type, "", null );
   MojoDescriptor mojoDescriptor = new MojoDescriptor();
   mojoDescriptor.setGoal( goal );
   PluginDescriptor pluginDescriptor = new PluginDescriptor();
   pluginDescriptor.addMojo( mojoDescriptor );

   Plugin plugin = new Plugin();
   plugin.setGroupId( groupId );
   plugin.setArtifactId( artifactId );

   when( this.mojo.pluginManager.loadPlugin( eq( plugin ), anyList(), any( RepositorySystemSession.class ) ) ).thenReturn( pluginDescriptor );

   this.mojo.pluginDescriptor.getArtifactMap().put( String.format( "%s:%s", groupId, artifactId ), artifact );
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
/**
 * Uses the passed Settings in order to configure and create the session
 * */
public RepositorySystemSession create(){
       DefaultRepositorySystemSession session = MavenRepositorySystemUtils.newSession();

       session.setOffline(settings.getOffline()!=null ? settings.getOffline().booleanValue() : false);
       session.setIgnoreArtifactDescriptorRepositories(true);
       
       session.setChecksumPolicy(RepositoryPolicy.CHECKSUM_POLICY_WARN);
       session.setUpdatePolicy(settings.getUpdatePolicy());
       
       LocalRepository localRepo = new LocalRepository(settings.getLocalRepository());
       session.setLocalRepositoryManager( repositorySystem.newLocalRepositoryManager( session, localRepo ) );

       session.setRepositoryListener( new microsofia.boot.aether.RepositoryListener() );
       session.setTransferListener( new microsofia.boot.aether.TransferListener() );

       /*TODO 	should allow the followig to be configured via settings file? (if needed)
        * 		session.setResolutionErrorPolicy();
       		session.setArtifactDescriptorPolicy(artifactDescriptorPolicy)
       		session.setSystemProperties(systemProperties)
       		session.setUserProperties(userProperties)
       		session.setConfigProperties(configProperties)*/
       
       return session;
   }
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
public static Artifact dependencyArtifact( RepositorySystemSession repoSession, Dependency dependency )
{
    ArtifactTypeRegistry registry = ArtifactTypeRegistry.getDefaultRegistry();

    if ( repoSession != null && dependency.getType() != null )
    {
        ArtifactType type = repoSession.getArtifactTypeRegistry().get( dependency.getType() );

        if ( type != null )
        {
            registry =
                registry.registerStereotype( dependency.getType(), type.getExtension(), type.getClassifier() );
        }
    }

    return registry.createTypedArtifact( dependency.getGroupId(), dependency.getArtifactId(), dependency.getType(),
                                         dependency.getClassifier(), dependency.getVersion() );
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
@Override
public PluginVersionResult resolve( PluginVersionRequest request )
{
    RepositorySystemSession session = request.getRepositorySession();
    WorkspaceReader reader = session.getWorkspaceReader();
    List<String> versions =
        reader.findVersions( new DefaultArtifact( request.getGroupId(), request.getArtifactId(),
                                                  Artifact.DEFAULT_EXTENSION, Artifact.DEFAULT_VERSION ) );
    final String version = versions.isEmpty() ? Artifact.DEFAULT_VERSION : versions.iterator().next();
    final ArtifactRepository repository = reader.getRepository();

    return new PluginVersionResult()
    {
        @Override
        public ArtifactRepository getRepository()
        {
            return repository;
        }

        @Override
        public String getVersion()
        {
            return version;
        }
    };
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
private void assertDependencyUpdated(final Artifact artifact, final String targetProject,
		final String expectedVersion, final String expectedBuildNumber) throws Exception {
	final RepositorySystemSession session = newRepositorySystemSession();
	final ArtifactDescriptorRequest descriptorRequest = new ArtifactDescriptorRequest();
	descriptorRequest.setArtifact(artifact);

	final ArtifactDescriptorResult descriptorResult = system.readArtifactDescriptor(session, descriptorRequest);

	Dependency targetDependency = null;
	for (final Dependency dep : descriptorResult.getDependencies()) {
		if (targetProject.equals(dep.getArtifact().getArtifactId())) {
			targetDependency = dep;
			break;
		}
	}

	assertNotNull(format("No dependency found with artifact-id %s", targetProject), targetDependency);
	assertEquals(format("%s%s", expectedVersion, expectedBuildNumber), targetDependency.getArtifact().getVersion());
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
public void runMavenRequest(MavenExecutionRequest request, Runnable runnable) {
  DefaultMaven maven = (DefaultMaven) getMavenComponent(Maven.class);
  RepositorySystemSession repositorySystemSession = maven.newRepositorySession(request);
  request.getProjectBuildingRequest().setRepositorySession(repositorySystemSession);
  MavenSession mavenSession =
      new MavenSession(
          container, repositorySystemSession, request, new DefaultMavenExecutionResult());
  LegacySupport legacySupport = getMavenComponent(LegacySupport.class);
  MavenSession previousSession = legacySupport.getSession();
  legacySupport.setSession(mavenSession);
  try {
    for (AbstractMavenLifecycleParticipant participant :
        getLifecycleParticipants(Collections.emptyList())) {
      participant.afterSessionStart(mavenSession);
    }
    runnable.run();
  } catch (MavenExecutionException e) {
    throw new RuntimeException(e);
  } finally {
    legacySupport.setSession(previousSession);
  }
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
private void resolve(
    Artifact artifact,
    List<ArtifactRepository> remoteRepositories,
    RepositorySystemSession session)
    throws ArtifactResolutionException, ArtifactNotFoundException {
  if (isModule(artifact)) {
    return;
  }
  try {
    resolveOrig(artifact, remoteRepositories, session);
  } catch (AbstractArtifactResolutionException e) {
    if (!failOnUnresolvedDependency) {
      artifact.setResolved(true);
    }
  }
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
@Override
public void populateResult(RepositorySystemSession session,
	ArtifactDescriptorResult result,
	Model model) {
	super.populateResult(session, result, model);
	Parent parent = model.getParent();
	if (parent != null) {
		DefaultArtifact art =
			new DefaultArtifact(parent.getGroupId(),
				parent.getArtifactId(),
				"pom",
				parent.getVersion());
		Dependency dep = new Dependency(art, "compile");
		result.addDependency(dep);
	}
}
 

import org.eclipse.aether.RepositorySystemSession; //導入依賴的package包/類
public static File getSdk(MavenProject project, RepositorySystem repoSystem, RepositorySystemSession repoSession, List<RemoteRepository>... repos)
    throws MojoExecutionException {
  Artifact artifact = (Artifact) find(project.getPluginArtifacts(), new Predicate<Artifact>() {
    @Override
    public boolean apply(Artifact artifact1) {
      return (artifact1.getArtifactId().equals("appengine-maven-plugin")
              && artifact1.getGroupId().equals("com.google.appengine"));
    }
  });

  String version = artifact.getVersion();

  if(version.endsWith("-SNAPSHOT")) {
    String newestVersion = determineNewestVersion(repoSystem, repoSession, repos);
    return getSdk(newestVersion, repoSystem, repoSession, repos);
  }

  return getSdk(version, repoSystem, repoSession, repos);
}