code: @Override
      public Mappings matchAll(final IAtomContainer target) {
  
          final EdgeToBondMap bonds2;
          final int[][]       g2;
  
          AdjListCache cached = target.getProperty(AdjListCache.class.getName());
          if (cached == null || !cached.validate(target)) {
              cached = new AdjListCache(target);
              target.setProperty(AdjListCache.class.getName(), cached);
          }
  
          bonds2 = cached.bmap;
          g2 = cached.g;
  
          Iterable<int[]> iterable = new VFIterable(query, target,
                                                    g1, g2,
                                                    bonds1, bonds2,
                                                    atomMatcher, bondMatcher,
                                                    subgraph);
  
          Mappings mappings = new Mappings(query, target, iterable);
          return filter(mappings, query, target);
      }
docs: {@inheritDoc}