2 * Back 2 Browser Bytecode Translator
3 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
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.
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.
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.
18 package org.apidesign.vm4brwsr.api;
20 import java.io.IOException;
21 import org.apidesign.bck2brwsr.core.JavaScriptBody;
23 /** Utility methods to talk to the Bck2Brwsr virtual machine.
25 * @author Jaroslav Tulach <jtulach@netbeans.org>
28 public final class VM {
32 /** Takes an existing class and replaces its existing byte code
35 * @param clazz existing class to reload
36 * @param byteCode new bytecode
37 * @throws IOException an exception is something goes wrong
39 public static void reload(Class<?> clazz, byte[] byteCode) throws IOException {
40 reloadImpl(clazz.getName(), byteCode);
43 @JavaScriptBody(args = { "name", "byteCode" }, body =
45 + "if (!r) r = exports._reload;"
46 + "r(name, byteCode);"
48 private static void reloadImpl(String name, byte[] byteCode) throws IOException {
49 throw new IOException();