@Override
		@SuppressWarnings("unchecked")
		Entry<Long, T> checkAndConvert(Object o) {
			if (!(o instanceof Entry)) {
				return null;
			}
			Entry<?, ?> ent = (Entry<?, ?>) o;
			Object ko = ent.getKey();
			if (!(ko instanceof Long)) {
				return null;
			}
			T val = objects.checkAndConvert(ent.getValue());
			if (val == null) {
				return null;
			}
			return (Entry<Long, T>) ent;
		}
The implementation of {@link BoundedStuff} to facilitate the implementation of
{@link Map#entrySet()}.
Ghidra/Debug/ProposedUtils/src/main/java/ghidra/util/database/DBCachedObjectStore.java