2 * Copyright (c) 2010-2021 Contributors to the openHAB project
4 * See the NOTICE file(s) distributed with this work for additional
7 * This program and the accompanying materials are made available under the
8 * terms of the Eclipse Public License 2.0 which is available at
9 * http://www.eclipse.org/legal/epl-2.0
11 * SPDX-License-Identifier: EPL-2.0
13 package org.openhab.automation.jsscripting;
15 import com.oracle.truffle.js.runtime.java.adapter.JavaAdapterFactory;
18 * Class utility to allow creation of 'extendable' classes with a classloader of the GraalJS bundle, rather than the
19 * classloader of the file being extended.
21 * @author Jonathan Gilbert - Initial contribution
23 public class ClassExtender {
24 private static ClassLoader classLoader = ClassExtender.class.getClassLoader();
26 public static Object extend(String className) {
28 return extend(Class.forName(className));
29 } catch (ClassNotFoundException e) {
30 throw new RuntimeException("Cannot find class " + className, e);
34 public static Object extend(Class<?> clazz) {
35 return JavaAdapterFactory.getAdapterClassFor(clazz, null, classLoader);