Here you can find the source of listToNativeArray(List> list)
public static NativeArray listToNativeArray(List<?> list)
//package com.java2s; /*//from w w w .jav a2s . co m * #%L * Hot * %% * Copyright (C) 2010 - 2016 Solidx * %% * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/gpl-3.0.html>. * #L% */ import java.util.ArrayList; import java.util.List; import java.util.Map; import org.mozilla.javascript.NativeArray; import org.mozilla.javascript.NativeObject; public class Main { public static NativeArray listToNativeArray(List<?> list) { List<Object> nativeObjects = new ArrayList<Object>(); for (Object object : list) { if (object instanceof Map<?, ?>) { nativeObjects.add(mapToNativeObject((Map<?, ?>) object)); } else if (object instanceof List<?>) { nativeObjects.add(listToNativeArray((List<?>) object)); } else { nativeObjects.add(object); } } return new NativeArray(nativeObjects.toArray()); } public static NativeObject mapToNativeObject(Map<?, ?> map) { NativeObject nativeObject = new NativeObject(); for (Object key : map.keySet()) { if (map.get(key) instanceof Map<?, ?>) { nativeObject.put(key.toString(), nativeObject, mapToNativeObject((Map<?, ?>) map.get(key))); } else if (map.get(key) instanceof List<?>) { nativeObject.put(key.toString(), nativeObject, listToNativeArray((List<?>) map.get(key))); } else { nativeObject.put(key.toString(), nativeObject, map.get(key)); } } return nativeObject; } }