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agent/test/jdi/multivm.java@dbb05f6d93c4 (annotated)

agent/test/jdi/multivm.java

Mon, 28 Jul 2014 15:06:38 -0700

author

fzhinkin

date

Mon, 28 Jul 2014 15:06:38 -0700

changeset 6997

dbb05f6d93c4

parent 1907

c18cbe5936b8

child 6876

710a3c8b516e

permissions

-rw-r--r--

8051344: JVM crashed in Compile::start() during method parsing w/ UseRTMDeopt turned on
Summary: call rtm_deopt() only if there were no compilation bailouts before.
Reviewed-by: kvn

duke@435	1	/*
trims@1907	2	* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
duke@435	25	import com.sun.jdi.*;
duke@435	26	import com.sun.jdi.connect.*;
duke@435	27
duke@435	28	import java.util.Map;
duke@435	29	import java.util.List;
duke@435	30	import java.util.Iterator;
duke@435	31	import java.io.IOException;
duke@435	32
duke@435	33	/* This class is used to test multi VM connectivity feature of
duke@435	34	* SA/JDI. Accepts two PIDs as arguments. Connects to first VM
duke@435	35	*, Connects to second VM and disposes them in that order.
duke@435	36	*/
duke@435	37
duke@435	38	public class multivm {
duke@435	39	static AttachingConnector myPIDConn;
duke@435	40	static VirtualMachine vm1;
duke@435	41	static VirtualMachine vm2;
duke@435	42	static VirtualMachineManager vmmgr;
duke@435	43
duke@435	44	public static void println(String msg) {
duke@435	45	System.out.println(msg);
duke@435	46	}
duke@435	47
duke@435	48	private static void usage() {
duke@435	49	System.err.println("Usage: java multivm <pid1> <pid2>");
duke@435	50	System.exit(1);
duke@435	51	}
duke@435	52
duke@435	53	public static void main(String args[]) {
duke@435	54	vmmgr = Bootstrap.virtualMachineManager();
duke@435	55	List attachingConnectors = vmmgr.attachingConnectors();
duke@435	56	if (attachingConnectors.isEmpty()) {
duke@435	57	System.err.println( "ERROR: No attaching connectors");
duke@435	58	return;
duke@435	59	}
duke@435	60	Iterator myIt = attachingConnectors.iterator();
duke@435	61	while (myIt.hasNext()) {
duke@435	62	AttachingConnector tmpCon = (AttachingConnector)myIt.next();
duke@435	63	if (tmpCon.name().equals(
duke@435	64	"sun.jvm.hotspot.jdi.SAPIDAttachingConnector")) {
duke@435	65	myPIDConn = tmpCon;
duke@435	66	break;
duke@435	67	}
duke@435	68	}
duke@435	69
duke@435	70	int pid1 = 0, pid2 = 0;
duke@435	71	String pidText = null;
duke@435	72	switch (args.length) {
duke@435	73	case (2):
duke@435	74	try {
duke@435	75	pidText = args[0];
duke@435	76	pid1 = Integer.parseInt(pidText);
duke@435	77	System.out.println( "pid1: " + pid1);
duke@435	78	vm1 = attachPID(pid1);
duke@435	79	pidText = args[1];
duke@435	80	pid2 = Integer.parseInt(pidText);
duke@435	81	System.out.println( "pid2: " + pid2);
duke@435	82	vm2 = attachPID(pid2);
duke@435	83	} catch (NumberFormatException e) {
duke@435	84	println(e.getMessage());
duke@435	85	usage();
duke@435	86	}
duke@435	87	break;
duke@435	88	default:
duke@435	89	usage();
duke@435	90	}
duke@435	91
duke@435	92	if (vm1 != null) {
duke@435	93	System.out.println("vm1: attached ok!");
duke@435	94	System.out.println(vm1.version());
duke@435	95	sagdoit mine = new sagdoit(vm1);
duke@435	96	mine.doAll();
duke@435	97	}
duke@435	98
duke@435	99	if (vm2 != null) {
duke@435	100	System.out.println("vm2: attached ok!");
duke@435	101	System.out.println(vm2.version());
duke@435	102	sagdoit mine = new sagdoit(vm2);
duke@435	103	mine.doAll();
duke@435	104	}
duke@435	105
duke@435	106	if (vm1 != null) {
duke@435	107	vm1.dispose();
duke@435	108	}
duke@435	109
duke@435	110	if (vm2 != null) {
duke@435	111	vm2.dispose();
duke@435	112	}
duke@435	113	}
duke@435	114
duke@435	115	private static VirtualMachine attachPID(int pid) {
duke@435	116	Map connArgs = myPIDConn.defaultArguments();
duke@435	117	System.out.println("connArgs = " + connArgs);
duke@435	118	VirtualMachine vm;
duke@435	119	Connector.StringArgument connArg = (Connector.StringArgument)connArgs.get("pid");
duke@435	120	connArg.setValue(Integer.toString(pid));
duke@435	121
duke@435	122	try {
duke@435	123	vm = myPIDConn.attach(connArgs);
duke@435	124	} catch (IOException ee) {
duke@435	125	System.err.println("ERROR: myPIDConn.attach got IO Exception:" + ee);
duke@435	126	vm = null;
duke@435	127	} catch (IllegalConnectorArgumentsException ee) {
duke@435	128	System.err.println("ERROR: myPIDConn.attach got illegal args exception:" + ee);
duke@435	129	vm = null;
duke@435	130	}
duke@435	131	return vm;
duke@435	132	}
duke@435	133	}