code: public static void resetCaches(int size) {
          nodesCache = new LinkedHashMap<String, List<Node>>() {
              @Override
              protected boolean removeEldestEntry(Map.Entry<String, List<Node>> foo) {
                  return size() == size;
              }
          };
  
          vmsCache = new LinkedHashMap<String, List<VM>>() {
              @Override
              protected boolean removeEldestEntry(Map.Entry<String, List<VM>> foo) {
                  return size() == size;
              }
          };
      }
docs: Reset the cache of element sets.
  
  @param size the new cache size