/**

  * Back 2 Browser Bytecode Translator

  * Copyright (C) 2012-2015 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

  *

  * 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, version 2 of the License.

  *

  * 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. Look for COPYING file in the top folder.

  * If not, see http://opensource.org/licenses/GPL-2.0.

  */

 package org.apidesign.vm4brwsr;

 import static net.java.html.lib.Exports.NaN;

 import static net.java.html.lib.Exports.eval;

 import static net.java.html.lib.Exports.isNaN;

 import static net.java.html.lib.Exports.parseInt;

 import net.java.html.lib.Objs;

 public class LibUse {

     public static int fourtyTwo() {

         Number n = (Number) eval("6 * 7");

         return n.intValue();

     }

     public static String hiProperty(String set) {

         final Object obj = eval("var x = {}; x.x = 'Hi'; x");

         if (obj == null) {

             throw new IllegalStateException("Some Value returned " + obj);

         }

         if (!(obj instanceof Objs)) {

             throw new IllegalStateException("The result is Objs: " + obj.getClass());

         }

         Objs js = (Objs) obj;

         if (set != null) {

             js.$set("x", set);

         }

         return (String) js.$get("x");

     }

     public static double parse(String str) throws Exception {

         return parseInt(str);

     }

     public static double parse(String str, int radix) throws Exception {

         return parseInt(str, radix);

     }

     public boolean checkNaN() throws Exception {

         double nan = NaN;

         return isNaN(nan);

     }

 }