1 /* 2 * Copyright (c) 2013, 2016, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 import java.io.*; 25 import java.util.*; 26 import javax.annotation.processing.*; 27 import javax.lang.model.*; 28 import javax.lang.model.element.*; 29 import javax.tools.*; 30 31 import com.sun.tools.classfile.*; 32 import com.sun.tools.classfile.ConstantPool.CONSTANT_Class_info; 33 import com.sun.tools.classfile.ConstantPool.CONSTANT_Utf8_info; 34 import com.sun.tools.classfile.ConstantPool.CPInfo; 35 36 /* Create an invalid classfile with version 51.0 and a static method in an interface.*/ 37 @SupportedAnnotationTypes("*") 38 public class CreateBadClassFile extends AbstractProcessor { process(Set<? extends TypeElement> elems, RoundEnvironment renv)39 public boolean process(Set<? extends TypeElement> elems, RoundEnvironment renv) { 40 if (++round == 1) { 41 ConstantPool cp = new ConstantPool(new CPInfo[] { 42 new CONSTANT_Utf8_info(""), //0 43 new CONSTANT_Utf8_info("Test"), //1 44 new CONSTANT_Class_info(null, 1), //2 45 new CONSTANT_Utf8_info("java/lang/Object"), //3 46 new CONSTANT_Class_info(null, 3), //4 47 new CONSTANT_Utf8_info("test"), //5 48 new CONSTANT_Utf8_info("()V"), //6 49 }); 50 ClassFile cf = new ClassFile(0xCAFEBABE, 51 0, 52 51, 53 cp, 54 new AccessFlags(AccessFlags.ACC_ABSTRACT | 55 AccessFlags.ACC_INTERFACE | 56 AccessFlags.ACC_PUBLIC), 57 2, 58 4, 59 new int[0], 60 new Field[0], 61 new Method[] { 62 //creating static method in 51.0 classfile: 63 new Method(new AccessFlags(AccessFlags.ACC_PUBLIC | 64 AccessFlags.ACC_STATIC), 65 5, 66 new Descriptor(6), 67 new Attributes(cp, new Attribute[0])) 68 }, 69 new Attributes(cp, new Attribute[0])); 70 try { 71 JavaFileObject clazz = processingEnv.getFiler().createClassFile("Test"); 72 try (OutputStream out = clazz.openOutputStream()) { 73 new ClassWriter().write(cf, out); 74 } 75 } catch (IOException ex) { 76 ex.printStackTrace(); 77 } 78 } 79 return false; 80 } 81 getSupportedSourceVersion()82 public SourceVersion getSupportedSourceVersion() { 83 return SourceVersion.latest(); 84 } 85 86 int round = 0; 87 } 88