| /* |
| * Copyright (c) 2015, 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. |
| * |
| * 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. |
| */ |
| |
| /* |
| * @test |
| * bug 8071847 |
| * @summary Verify proper termination when instance initialization method uses invalid flags |
| * @modules jdk.compiler |
| * @compile T8071847.java |
| * @run main T8071847 |
| */ |
| |
| |
| import java.io.*; |
| import java.util.*; |
| |
| public class T8071847 { |
| String testclass="invalidFlags.class"; |
| String testclassHexString = |
| "CAFEBABE00000031000D0A0003000A07000B07000C0100063C696E69743E0100" + |
| "03282956010004436F646501000F4C696E654E756D6265725461626C6501000A" + |
| "536F7572636546696C65010009546573742E6A6176610C0004000501000C696E" + |
| "76616C6964466C6167730100106A6176612F6C616E672F4F626A656374002000" + |
| "02000300000000000100A000040005000100060000001D00010001000000052A" + |
| "B70001B10000000100070000000600010000000100010008000000020009"; |
| |
| String testJavaFile = "testInvalidFlags.java"; |
| String testJavaSource ="public class testInvalidFlags extends invalidFlags {" + |
| "invalidFlags c = null;" + |
| "public testInvalidFlags() { c = new invalidFlags(); }" + |
| "public static void main(String... args) { " + |
| "new testInvalidFlags();}}"; |
| |
| public static void main(String[] args) throws Exception { |
| new T8071847().run(); |
| } |
| |
| public void run() throws IOException { |
| writeHexFile(testclass,testclassHexString); |
| writeTestFile(testJavaFile, testJavaSource); |
| javac(testJavaFile); |
| } |
| |
| File writeTestFile(String fname, String source) throws IOException { |
| File f = new File(fname); |
| PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(f))); |
| out.println(source); |
| out.close(); |
| return f; |
| } |
| |
| byte[] hexToByte(String str) { |
| char[] CA = str.toCharArray(); |
| byte[] byteArry = new byte[str.length()/2]; |
| int bi = 0; |
| for (int i = 0; i<CA.length ; i+=2) { |
| char c1 = CA[i], c2=CA[i+1]; |
| byteArry[bi++] = (byte)((Character.digit((int)c1,16)<<4) + |
| Character.digit((int)c2,16)); |
| } |
| return byteArry; |
| } |
| |
| File writeHexFile(String classFileName, String hexString) throws IOException { |
| File f = new File(classFileName); |
| FileOutputStream output = new FileOutputStream(f); |
| output.write(hexToByte(hexString)); |
| output.close(); |
| return f; |
| } |
| |
| String javac(String className) { |
| StringWriter sw = new StringWriter(); |
| PrintWriter out = new PrintWriter(sw); |
| int rc = 0; |
| List<String> javacArgs = new ArrayList<>(); |
| javacArgs.addAll(Arrays.asList("-XDrawDiagnostics", "-cp", ".", "-d", ".", className)); |
| rc = com.sun.tools.javac.Main.compile( |
| javacArgs.toArray(new String[javacArgs.size()]),out); |
| out.close(); |
| if (rc > 1) { |
| System.out.println(sw.toString()); |
| throw new Error("javac " + className + " failed. rc=" + rc); |
| } |
| if (rc != 1 || !sw.toString().contains("compiler.misc.malformed.vararg.method")) |
| throw new RuntimeException("Unexpected output" + sw.toString()); |
| return sw.toString(); |
| } |
| } |