1 /* 2 * Copyright (c) 2011, 2012, 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 package com.apple.jobjc; 26 27 import java.util.Map; 28 29 import com.apple.internal.jobjc.generator.model.Clazz; 30 31 /* 32 * Isolating all the reflection trickery to hijack the runtime into giving up its secrets 33 * without actually having a full working version of JObjC. Below is a bunch of evil reflection, 34 * but it allows the generated output to have a cleaner design. 35 */ 36 public class SuperClassExtractor { 37 public static Clazz getSuperClassFor(final String className, final MacOSXFramework nativeFramework, final Map<String, Clazz> allClasses) throws Throwable { 38 final NSClass<ID> nativeClass = new NSClass<ID>(className, nativeFramework.getRuntime()); 39 final NSClass<? extends ID> nativeSuperClass = UnsafeRuntimeAccess.getSuperClass(nativeClass); 40 final String superClassName = UnsafeRuntimeAccess.getClassNameFor(nativeSuperClass); 41 if ("nil".equals(superClassName)) return null; 42 43 final Clazz superClazz = allClasses.get(superClassName); 44 if (superClazz != null) return superClazz; 45 46 final Clazz superClazzX = getSuperClassFor(superClassName, nativeFramework, allClasses); 47 System.out.print("[Warning] class \"" + superClassName + "\" not found in bridge support files, "); 48 System.out.println("using \"" + superClazzX.name + "\" as superclass for \"" + className + "\""); 49 return superClazzX; 50 } 51 }