1 /* 2 * Copyright (c) 2002, 2018, 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 4690242 4695338 27 * @summary TTY: jdb throws NullPointerException when printing local variables 28 * @comment converted from test/jdk/com/sun/jdi/NullLocalVariable.sh 29 * 30 * @library /test/lib 31 * @compile -g NullLocalVariable.java 32 * @run main/othervm NullLocalVariable 33 */ 34 35 import jdk.test.lib.process.OutputAnalyzer; 36 import lib.jdb.JdbCommand; 37 import lib.jdb.JdbTest; 38 39 class NullLocalVariableTarg { main(String args[])40 public static final void main(String args[]) { 41 try { 42 System.out.println("hi!"); // @1 breakpoint 43 } catch (Exception e) { 44 e.printStackTrace(); 45 } finally { 46 System.out.println("done"); 47 } 48 } 49 } 50 51 public class NullLocalVariable extends JdbTest { main(String argv[])52 public static void main(String argv[]) { 53 new NullLocalVariable().run(); 54 } 55 NullLocalVariable()56 private NullLocalVariable() { 57 super(DEBUGGEE_CLASS); 58 } 59 60 private static final String DEBUGGEE_CLASS = NullLocalVariableTarg.class.getName(); 61 62 @Override runCases()63 protected void runCases() { 64 setBreakpointsFromTestSource("NullLocalVariable.java", 1); 65 // Run to breakpoint #1 66 jdb.command(JdbCommand.run()); 67 68 jdb.command(JdbCommand.next()); 69 jdb.command(JdbCommand.next()); 70 jdb.command(JdbCommand.locals()); 71 jdb.contToExit(1); 72 73 new OutputAnalyzer(getDebuggeeOutput()) 74 .shouldNotContain("Internal exception"); 75 } 76 } 77