Java tutorial
/* * Copyright (c) Facebook, Inc. and its affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ package com.facebook.react.bridge; import androidx.annotation.NonNull; import androidx.annotation.Nullable; import java.util.ArrayList; /** * Interface for an array that allows typed access to its members. Used to pass parameters from JS * to Java. */ public interface ReadableArray { int size(); boolean isNull(int index); boolean getBoolean(int index); double getDouble(int index); int getInt(int index); @Nullable String getString(int index); @Nullable ReadableArray getArray(int index); @Nullable ReadableMap getMap(int index); @NonNull Dynamic getDynamic(int index); @NonNull ReadableType getType(int index); @NonNull ArrayList<Object> toArrayList(); }