import org.apache.maven.artifact.resolver.DefaultArtifactResolver; //导入依赖的package包/类
private DefaultVersionsHelper createHelper( String rulesUri, ArtifactMetadataSource metadataSource )
    throws MojoExecutionException
{
    final DefaultWagonManager wagonManager = new DefaultWagonManager()
    {
        public Wagon getWagon( Repository repository )
            throws UnsupportedProtocolException, WagonConfigurationException
        {
            return new FileWagon();
        }
    };

    DefaultVersionsHelper helper =
        new DefaultVersionsHelper( new DefaultArtifactFactory(), new DefaultArtifactResolver(), metadataSource, new ArrayList(),
                                   new ArrayList(),
                                   new DefaultArtifactRepository( "", "", new DefaultRepositoryLayout() ),
                                   wagonManager, new Settings(), "", rulesUri, mock( Log.class ), mock( MavenSession.class ),
                                   new DefaultPathTranslator());
    return helper;
}
 

import org.apache.maven.artifact.resolver.DefaultArtifactResolver; //导入依赖的package包/类
private VersionsHelper createHelper( String rulesUri, ArtifactMetadataSource metadataSource )
    throws MojoExecutionException
{
    final DefaultWagonManager wagonManager = new DefaultWagonManager()
    {
        public Wagon getWagon( Repository repository )
            throws UnsupportedProtocolException, WagonConfigurationException
        {
            return new FileWagon();
        }
    };

    VersionsHelper helper =
        new DefaultVersionsHelper( new DefaultArtifactFactory(), new DefaultArtifactResolver(), metadataSource, new ArrayList(),
                                   new ArrayList(),
                                   new DefaultArtifactRepository( "", "", new DefaultRepositoryLayout() ),
                                   wagonManager, new Settings(), "", rulesUri, mock( Log.class ), mock( MavenSession.class ),
                                   new DefaultPathTranslator());
    return helper;
}