1 /* 2 * Copyright (c) 2008, 2019, 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 /* 25 * @test 26 * @bug 4884240 8225748 27 * @summary additional option required for javap 28 * @modules jdk.jdeps/com.sun.tools.javap 29 */ 30 31 import java.io.*; 32 33 public class T4884240 { main(String... args)34 public static void main(String... args) throws Exception { 35 new T4884240().run(); 36 } 37 run()38 public void run() throws Exception { 39 StringWriter sw = new StringWriter(); 40 PrintWriter pw = new PrintWriter(sw); 41 String[] args = { "-sysinfo", "java.lang.Object" }; 42 int rc = com.sun.tools.javap.Main.run(args, pw); 43 if (rc != 0) 44 throw new Exception("unexpected return code: " + rc); 45 pw.close(); 46 String[] lines = sw.toString().split("\n"); 47 if (lines.length < 3 48 || !lines[0].trim().startsWith("Classfile") 49 || !lines[1].trim().startsWith("Last modified") 50 || !lines[2].trim().startsWith("SHA-256")) { 51 System.out.println(sw); 52 throw new Exception("unexpected output"); 53 } 54 } 55 } 56