@Deprecated
public class MetadataGraphEdge {
    String version;
    ArtifactScopeEnum scope;
    int depth = -1;
    int pomOrder = -1;
    boolean resolved = true;
    String artifactUri;

    /**
     * capturing where this link came from
     * and where it is linked to.
     *
     *   In the first implementation only source used for explanatory function
     */
    MetadataGraphVertex source;

  // happens. But the thread's supposedly separate ClassLoader actually has a reference to the app's
  // ClasLoader via its AccessControlContext. It does not seem to be possible to make a
  // URLClassLoader without capturing this reference, and it probably would not be desirable for
  // security reasons anyway. Therefore, the FRQ.close() method provides a way to stop the thread