1 /* 2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.tools.internal.xjc; 27 28 import com.sun.tools.internal.xjc.SecureLoader; 29 import java.lang.reflect.InvocationTargetException; 30 import java.lang.reflect.Method; 31 32 /** 33 * A shabby driver to invoke XJC1 or XJC2 depending on the command line switch. 34 * 35 * <p> 36 * This class is compiled with -source 1.2 so that we can report a nice user-friendly 37 * "you require Tiger" error message. 38 * 39 * @author Kohsuke Kawaguchi 40 */ 41 public class XJCFacade { 42 43 public static void main(String[] args) throws Throwable { 44 String v = "2.0"; // by default, we go 2.0 45 46 for( int i=0; i<args.length; i++ ) { 47 if(args[i].equals("-source")) { 48 if(i+1<args.length) { 49 v = parseVersion(args[i+1]); 50 } 51 } 52 } 53 54 try { 55 ClassLoader cl = ClassLoaderBuilder.createProtectiveClassLoader(SecureLoader.getClassClassLoader(XJCFacade.class), v); 56 57 Class driver = cl.loadClass("com.sun.tools.internal.xjc.Driver"); 58 Method mainMethod = driver.getDeclaredMethod("main", new Class[]{String[].class}); 59 try { 60 mainMethod.invoke(null,new Object[]{args}); 61 } catch (IllegalAccessException e) { 62 throw e; 63 } catch (InvocationTargetException e) { 64 if(e.getTargetException()!=null) 65 throw e.getTargetException(); 66 } 67 } catch (UnsupportedClassVersionError e) { 68 System.err.println("XJC requires JDK 5.0 or later. Please download it from http://java.sun.com/j2se/1.5/"); 69 } 70 } 71 72 private static String parseVersion(String version) { 73 if(version.equals("1.0")) 74 return version; 75 // if we don't recognize the version number, we'll go to 2.0 RI 76 // anyway. It's easier to report an error message there, 77 // than in here. 78 return "2.0"; 79 } 80 }