42     preset::cache_type& cache = preset_object.cache;  variable
45     preset::handle_type h = cache[dummy_key];
54     preset::cache_type& cache = preset_object.cache;  variable
58     preset::handle_type sheep = cache["sheep"];
59     preset::handle_type horse = cache["horse"];
60     preset::handle_type bull = cache["bull"];
79     preset1::cache_type& cache = preset_instance.cache;  variable
85     handle = cache["handle"];
87     preset1::handle_type foo = cache["bar"];
107     preset::cache_type& cache = preset_object.cache;  variable
110     cache[dummy_key];
111     cache[dummy_key];
124         preset_object.cache[i];