rt/vm/src/test/java/org/apidesign/vm4brwsr/HtmlAnnotations.java
author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
Wed, 10 Jul 2013 09:54:14 +0200
changeset 1240 1ffdca0ec6a3
parent 1239 b6317079abe1
child 1243 c3e68a67d46d
permissions -rw-r--r--
Test to verify basic javacall works
     1 /**
     2  * Back 2 Browser Bytecode Translator
     3  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
     4  *
     5  * This program is free software: you can redistribute it and/or modify
     6  * it under the terms of the GNU General Public License as published by
     7  * the Free Software Foundation, version 2 of the License.
     8  *
     9  * This program is distributed in the hope that it will be useful,
    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    12  * GNU General Public License for more details.
    13  *
    14  * You should have received a copy of the GNU General Public License
    15  * along with this program. Look for COPYING file in the top folder.
    16  * If not, see http://opensource.org/licenses/GPL-2.0.
    17  */
    18 package org.apidesign.vm4brwsr;
    19 
    20 import net.java.html.js.JavaScriptBody;
    21 import net.java.html.js.JavaScriptResource;
    22 
    23 /**
    24  *
    25  * @author Jaroslav Tulach <jtulach@netbeans.org>
    26  */
    27 @JavaScriptResource("htmlannotations.js")
    28 public class HtmlAnnotations {
    29     @JavaScriptBody(args = {}, body = "return 42;")
    30     public static int fourtyTwo() {
    31         return -1;
    32     }
    33     
    34     @JavaScriptBody(args = { "x", "y" }, body = "return mul(x, y);")
    35     public static native int useExternalMul(int x, int y);
    36     
    37     public static int callback() {
    38         final int[] arr = { 0 };
    39         callback(new Runnable() {
    40             @Override
    41             public void run() {
    42                 arr[0]++;
    43             }
    44         });
    45         return arr[0];
    46     }
    47     
    48     @JavaScriptBody(args = { "r" }, javacall=true, body = "r.@java.lang.Runnable::run()()")
    49     private static native void callback(Runnable r);
    50     
    51 }