@Override
  public PsiPackage fromString(@Nullable @NonNls String s, final @NotNull ConvertContext context) {
    if (s == null) return null;
    return JavaPsiFacade.getInstance(context.getPsiManager().getProject()).findPackage(s);
  }
@Override
  public PsiPackage fromString(@Nullable @NonNls String s, final @NotNull ConvertContext context)