public List<ManyToManyABarBuilder> manyToManyABars() {
   List<ManyToManyABarBuilder> b = new ArrayList<ManyToManyABarBuilder>();
   for (ManyToManyABar e : get().getManyToManyABars()) {
     b.add(Builders.existing(e));
   }
   return b;
 }
 public ManyToManyABarBuilder manyToManyABar(int i) {
   return Builders.existing(get().getManyToManyABars().get(i));
 }