/src/main/java/net/finmath/marketdata/model/volatilities/SwaptionDataLattice.java
if ( ( reverseKeyMap) != null) {   return unmodifiableMap( reverseKeyMap) ; }
[Delete]
combined.entryMap.putAll(converted.entryMap); } return combined; } public Map<Integer, int[][]> getGridNodesPerMoneyness() { if(keyMap != null) { <extra_id_0> } final Map<Integer, List<Set<Integer>>> newMap = new HashMap<>(); for(final DataKey key : entryMap.keySet()) { if(! newMap.containsKey(key.moneyness)) { newMap.put(key.moneyness, new ArrayList<Set<Integer>>()); newMap.get(key.moneyness).add(new HashSet<Integer>());