@Override
      public boolean visitEnter(DependencyNode node) {
        Object winner = node.getData().get(ConflictResolver.NODE_DATA_WINNER);
        Dependency dependency = node.getDependency();
        if (dependency != null && winner == null) {
          Artifact winnerArtifact = Maven3AetherModelConverter.toArtifact(dependency);
          winnerDependencyMap.put(dependency, winnerArtifact);
        }
        return true;
      }
@Override
      public boolean visitEnter(DependencyNode node)