| /* |
| * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.tools.internal.xjc; |
| |
| import java.io.Closeable; |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| import java.net.URLClassLoader; |
| |
| /** |
| * A shabby driver to invoke XJC1 or XJC2 depending on the command line switch. |
| * |
| * <p> |
| * This class is compiled with -source 1.2 so that we can report a nice |
| * user-friendly "you require Tiger" error message. |
| * |
| * @author Kohsuke Kawaguchi |
| */ |
| public class XJCFacade { |
| |
| private static final String JDK6_REQUIRED = "XJC requires JDK 6.0 or later. Please download it from http://www.oracle.com/technetwork/java/javase/downloads"; |
| |
| public static void main(String[] args) throws Throwable { |
| String v = "2.0"; // by default, we go 2.0 |
| |
| for (int i = 0; i < args.length; i++) { |
| if (args[i].equals("-source")) { |
| if (i + 1 < args.length) { |
| v = parseVersion(args[i + 1]); |
| } |
| } |
| } |
| |
| ClassLoader oldContextCl = SecureLoader.getContextClassLoader(); |
| try { |
| ClassLoader cl = ClassLoaderBuilder.createProtectiveClassLoader(SecureLoader.getClassClassLoader(XJCFacade.class), v); |
| SecureLoader.setContextClassLoader(cl); |
| Class<?> driver = cl.loadClass("com.sun.tools.internal.xjc.Driver"); |
| Method mainMethod = driver.getDeclaredMethod("main", new Class[]{String[].class}); |
| try { |
| mainMethod.invoke(null, new Object[]{args}); |
| } catch (InvocationTargetException e) { |
| if (e.getTargetException() != null) { |
| throw e.getTargetException(); |
| } |
| } |
| } catch (UnsupportedClassVersionError e) { |
| System.err.println(JDK6_REQUIRED); |
| } finally { |
| ClassLoader cl = SecureLoader.getContextClassLoader(); |
| SecureLoader.setContextClassLoader(oldContextCl); |
| |
| //close/cleanup all classLoaders but the one which loaded this class |
| while (cl != null && !oldContextCl.equals(cl)) { |
| if (cl instanceof Closeable) { |
| //JDK7+, ParallelWorldClassLoader |
| ((Closeable) cl).close(); |
| } else { |
| if (cl instanceof URLClassLoader) { |
| //JDK6 - API jars are loaded by instance of URLClassLoader |
| //so use proprietary API to release holded resources |
| try { |
| Class<?> clUtil = oldContextCl.loadClass("sun.misc.ClassLoaderUtil"); |
| Method release = clUtil.getDeclaredMethod("releaseLoader", URLClassLoader.class); |
| release.invoke(null, cl); |
| } catch (ClassNotFoundException ex) { |
| //not Sun JDK 6, ignore |
| System.err.println(JDK6_REQUIRED); |
| } |
| } |
| } |
| cl = SecureLoader.getParentClassLoader(cl); |
| } |
| } |
| } |
| |
| public static String parseVersion(String version) { |
| // no other versions supported as of now |
| return "2.0"; |
| } |
| } |