public @NotNull List<MavenArtifact> findDependencies(@NonNls @Nullable String groupId, @NonNls @Nullable String artifactId) {
    return getDependencyArtifactIndex().findArtifacts(groupId, artifactId);
  }
public @NotNull List<MavenArtifact> findDependencies(@NonNls @Nullable String groupId, @NonNls @Nullable String artifactId)