How to use

createMap

method

in

org.netbeans.modules.cnd.utils.cache.TinyMaps

@SuppressWarnings("unchecked")
public static <K, V> Map<K, V> expandForNextKey(Map<K, V> orig, K newElem) {
  if (orig instanceof CompactMap<?, ?>) {
    return ((CompactMap<K, V>)orig).expandForNextKeyIfNeeded(newElem);
  } else if (orig == NO_CONTENT) {
    return createMap(1);
  } else {
    return orig;
  }
}

protected final void putNodeProperty(APT node, Object key, Object value) {
  Map<Object, Object> props = nodeProperties.get(node);
  if (props == null) {
    nodeProperties.put(node, props = TinyMaps.createMap(2));
  } else {
    Map<Object, Object> expanded = TinyMaps.expandForNextKey(props, node);
    if (expanded != props) {
      // was replacement
      props = expanded;
      nodeProperties.put(node, props);
    }
  }
  props.put(key, value);
}

public void put(CharSequence key, V value) {
  assert !(storage instanceof Holder) : "frozen snap can not be modified";
  if (storage == EMPTY) {
    storage = TinyMaps.createMap(1);
  } else if (storage instanceof Map<?,?>) {
    @SuppressWarnings("unchecked")
    Map<CharSequence, V> map = (Map<CharSequence, V>)storage;
    // expand map if needed based on expected next key
    storage = TinyMaps.expandForNextKey(map, key);
  }
  assert storage instanceof Map<?,?> : "unexpected class " + storage.getClass();
  @SuppressWarnings("unchecked")
  Map<CharSequence, V> map = (Map<CharSequence, V>)storage;
  map.put(key, value);
}

} else {
  storage = TinyMaps.createMap(2);
  @SuppressWarnings("unchecked")
  Map<CharSequence, APTMacro> map = (Map<CharSequence, APTMacro>)storage;