Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/tools/JStack.java @ 11060:068b406e307f
7060111: race condition in VMError::report_and_die()
Reviewed-by: zgu, coleenp
Contributed-by: volker.simonis@gmail.com
author | fparain |
---|---|
date | Mon, 01 Jul 2013 09:13:19 +0000 |
parents | 38ea2efa32a7 |
children | 7fe6ef09d242 |
line wrap: on
line source
/* * Copyright (c) 2004, 2005, 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. * */ package sun.jvm.hotspot.tools; import sun.jvm.hotspot.debugger.JVMDebugger; public class JStack extends Tool { public JStack(boolean mixedMode, boolean concurrentLocks) { this.mixedMode = mixedMode; this.concurrentLocks = concurrentLocks; } public JStack() { this(true, true); } public JStack(JVMDebugger d) { super(d); } protected boolean needsJavaPrefix() { return false; } public String getName() { return "jstack"; } protected void printFlagsUsage() { System.out.println(" -l\tto print java.util.concurrent locks"); System.out.println(" -m\tto print both java and native frames (mixed mode)"); super.printFlagsUsage(); } public void run() { Tool tool = null; if (mixedMode) { tool = new PStack(false, concurrentLocks); } else { tool = new StackTrace(false, concurrentLocks); } tool.setAgent(getAgent()); tool.setDebugeeType(getDebugeeType()); tool.run(); } public static void main(String[] args) { boolean mixedMode = false; boolean concurrentLocks = false; int used = 0; for (int i = 0; i < args.length; i++) { if (args[i].equals("-m")) { mixedMode = true; used++; } else if (args[i].equals("-l")) { concurrentLocks = true; used++; } } if (used != 0) { String[] newArgs = new String[args.length - used]; for (int i = 0; i < newArgs.length; i++) { newArgs[i] = args[i + used]; } args = newArgs; } JStack jstack = new JStack(mixedMode, concurrentLocks); jstack.start(args); jstack.stop(); } private boolean mixedMode; private boolean concurrentLocks; }