How to use

androidx.collection.LongSparseArray

constructor

DiffPayload(List<? extends EpoxyModel<?>> models) {
 if (models.isEmpty()) {
  throw new IllegalStateException("Models must not be empty");
 }
 int modelCount = models.size();
 if (modelCount == 1) {
  // Optimize for the common case of only one model changed.
  singleModel = models.get(0);
  modelsById = null;
 } else {
  singleModel = null;
  modelsById = new LongSparseArray<>(modelCount);
  for (EpoxyModel<?> model : models) {
   modelsById.put(model.id(), model);
  }
 }
}

private LottieComposition createComposition(int startFrame, int endFrame) {
 LottieComposition composition = new LottieComposition();
 composition.init(new Rect(), startFrame, endFrame, 1000, new ArrayList<Layer>(),
     new LongSparseArray<Layer>(0), new HashMap<String, List<Layer>>(0),
     new HashMap<String, LottieImageAsset>(0), new SparseArrayCompat<FontCharacter>(0),
     new HashMap<String, Font>(0));
 return composition;
}

@SuppressWarnings("SameParameterValue")
private LottieComposition createComposition(int startFrame, int endFrame) {
 LottieComposition composition = new LottieComposition();
 composition.init(new Rect(), startFrame, endFrame, 1000, new ArrayList<Layer>(),
     new LongSparseArray<Layer>(0), new HashMap<String, List<Layer>>(0),
     new HashMap<String, LottieImageAsset>(0), new SparseArrayCompat<FontCharacter>(0),
     new HashMap<String, Font>(0));
 return composition;
}

float endFrame = 0f;
float frameRate = 0f;
final LongSparseArray<Layer> layerMap = new LongSparseArray<>();
final List<Layer> layers = new ArrayList<>();
int width = 0;

new LongSparseArray<>(composition.getLayers().size());

LongSparseArray<Layer> layerMap = new LongSparseArray<>();

SavedState(Parcel in) {
  checkedItemCount = in.readInt();
  checkStates = in.readSparseBooleanArray();
  final int n = in.readInt();
  if (n >= 0) {
    checkedIdStates = new LongSparseArray<>(n);
    for (int i = 0; i < n; i++) {
      final long key = in.readLong();
      final int value = in.readInt();
      checkedIdStates.append(key, value);
    }
  }
}

@Deprecated
protected static Map<Long, VCardBuilder> getVCardsFast(Context context, Collection<Long> IDs, Map<Long, String> lookupKeys) {
  LongSparseArray<VCardBuilder> toReturn = new LongSparseArray<>();
  StringBuilder keys = new StringBuilder();

/**
 * Make sure this constructor is called before setting the adapter on the RecyclerView
 * so this class will be notified before the RecyclerView in case of data set changes.
 */
public MultiChoiceHelper(@NonNull AppCompatActivity activity, @NonNull RecyclerView.Adapter adapter) {
  this.activity = activity;
  this.adapter = adapter;
  adapter.registerAdapterDataObserver(new AdapterDataSetObserver());
  checkStates = new SparseBooleanArray(0);
  if (adapter.hasStableIds()) {
    checkedIdStates = new LongSparseArray<>(0);
  }
}