import org.apache.maven.model.profile.DefaultProfileSelector; //导入依赖的package包/类
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(Preconditions.checkNotNull(config.buckRepoRoot));
  this.buckThirdPartyRelativePath = Paths.get(Preconditions.checkNotNull(config.thirdParty));
  this.visibility = config.visibility;

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

import org.apache.maven.model.profile.DefaultProfileSelector; //导入依赖的package包/类
private DefaultProfileSelector createProfileSelector() {
	DefaultProfileSelector selector = new DefaultProfileSelector();

	selector.addProfileActivator(new FileProfileActivator()
			.setPathTranslator(new DefaultPathTranslator()));
	selector.addProfileActivator(new JdkVersionProfileActivator());
	selector.addProfileActivator(new PropertyProfileActivator());
	selector.addProfileActivator(new OperatingSystemProfileActivator());
	return selector;
}
 

import org.apache.maven.model.profile.DefaultProfileSelector; //导入依赖的package包/类
private DefaultProfileSelector createProfileSelector() {
	DefaultProfileSelector selector = new DefaultProfileSelector();
	selector.addProfileActivator(new FileProfileActivator());
	selector.addProfileActivator(new JdkVersionProfileActivator());
	selector.addProfileActivator(new PropertyProfileActivator());
	selector.addProfileActivator(new OperatingSystemProfileActivator());
	return selector;
}
 

import org.apache.maven.model.profile.DefaultProfileSelector; //导入依赖的package包/类
protected ProfileSelector newProfileSelector()
{
    DefaultProfileSelector profileSelector = new DefaultProfileSelector();

    for ( ProfileActivator activator : newProfileActivators() )
    {
        profileSelector.addProfileActivator( activator );
    }

    return profileSelector;
}