org.slf4j.helpers.NOPLoggerFactory#org.eclipse.aether.spi.locator.ServiceLocator源码实例Demo

DependencyResolver() {
	try {
		ServiceLocator serviceLocator = createServiceLocator();
		DefaultRepositorySystemSession session = MavenRepositorySystemUtils.newSession();
		session.setArtifactDescriptorPolicy(new SimpleArtifactDescriptorPolicy(false, false));
		this.localRepositoryLocation = Files.createTempDirectory("metadata-validation-m2");
		LocalRepository localRepository = new LocalRepository(this.localRepositoryLocation.toFile());
		this.repositorySystem = serviceLocator.getService(RepositorySystem.class);
		session.setLocalRepositoryManager(
				this.repositorySystem.newLocalRepositoryManager(session, localRepository));
		session.setReadOnly();
		this.repositorySystemSession = session;
	}
	catch (Exception ex) {
		throw new RuntimeException(ex);
	}
}
 

public Resolver(ArtifactConfig config) {
  this.modelBuilder =
      new DefaultModelBuilderFactory()
          .newInstance()
          .setProfileSelector(new DefaultProfileSelector())
          .setPluginConfigurationExpander(new DefaultPluginConfigurationExpander())
          .setPluginManagementInjector(new DefaultPluginManagementInjector())
          .setDependencyManagementImporter(new DefaultDependencyManagementImporter())
          .setDependencyManagementInjector(new DefaultDependencyManagementInjector());
  ServiceLocator locator = AetherUtil.initServiceLocator();
  this.repoSys = locator.getService(RepositorySystem.class);
  this.localRepo = new LocalRepository(Paths.get(config.mavenLocalRepo).toFile());
  this.session = newSession(repoSys, localRepo);

  this.buckRepoRoot = Paths.get(Objects.requireNonNull(config.buckRepoRoot));
  this.buckThirdPartyRelativePath = Paths.get(Objects.requireNonNull(config.thirdParty));
  this.visibility = config.visibility;

  this.repos =
      config.repositories.stream()
          .map(AetherUtil::toRemoteRepository)
          .collect(ImmutableList.toImmutableList());
}
 

public static ServiceLocator initServiceLocator() {
  DefaultServiceLocator locator = MavenRepositorySystemUtils.newServiceLocator();
  locator.setErrorHandler(
      new DefaultServiceLocator.ErrorHandler() {
        @Override
        public void serviceCreationFailed(Class<?> type, Class<?> impl, Throwable exception) {
          throw new RuntimeException(
              String.format(
                  "Failed to initialize service %s, implemented by %s: %s",
                  type.getName(), impl.getName(), exception.getMessage()),
              exception);
        }
      });
  locator.addService(RepositoryConnectorFactory.class, BasicRepositoryConnectorFactory.class);
  locator.addService(TransporterFactory.class, HttpTransporterFactory.class);
  locator.addService(TransporterFactory.class, FileTransporterFactory.class);
  // Use a no-op logger. Leaving this out would introduce a runtime dependency on log4j
  locator.addService(ILoggerFactory.class, NOPLoggerFactory.class);
  // Also requires log4j
  //    locator.addService(ILoggerFactory.class, Log4jLoggerFactory.class);
  return locator;
}
 

private static ServiceLocator createServiceLocator() {
	DefaultServiceLocator locator = MavenRepositorySystemUtils.newServiceLocator();
	locator.addService(RepositorySystem.class, DefaultRepositorySystem.class);
	locator.addService(RepositoryConnectorFactory.class, BasicRepositoryConnectorFactory.class);
	locator.addService(TransporterFactory.class, DependencyResolver.JarSkippingHttpTransporterFactory.class);
	return locator;
}
 

MavenResolverDependencyManagementVersionResolver(Path cacheLocation) {
	ServiceLocator serviceLocator = createServiceLocator();
	DefaultRepositorySystemSession session = MavenRepositorySystemUtils.newSession();
	session.setArtifactDescriptorPolicy(new SimpleArtifactDescriptorPolicy(false, false));
	LocalRepository localRepository = new LocalRepository(cacheLocation.toFile());
	this.repositorySystem = serviceLocator.getService(RepositorySystem.class);
	session.setLocalRepositoryManager(this.repositorySystem.newLocalRepositoryManager(session, localRepository));
	session.setReadOnly();
	this.repositorySystemSession = session;
}
 

private static ServiceLocator createServiceLocator() {
	DefaultServiceLocator locator = MavenRepositorySystemUtils.newServiceLocator();
	locator.addService(RepositorySystem.class, DefaultRepositorySystem.class);
	locator.addService(RepositoryConnectorFactory.class, BasicRepositoryConnectorFactory.class);
	locator.addService(TransporterFactory.class, HttpTransporterFactory.class);
	return locator;
}