298 lines
11 KiB
Java
298 lines
11 KiB
Java
/*
|
|
* Copyright (c) 2001, 2023, 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 4409241 4432820
|
|
* @summary Test the bug fix for: MethodExitEvents disappear when Object-Methods are called from main
|
|
* @author Tim Bell
|
|
*
|
|
* @run build TestScaffold VMConnection TargetListener TargetAdapter
|
|
* @run compile -g MethodEntryExitEvents.java
|
|
* @run driver MethodEntryExitEvents SUSPEND_EVENT_THREAD MethodEntryExitEventsDebugee
|
|
* @run driver MethodEntryExitEvents SUSPEND_NONE MethodEntryExitEventsDebugee
|
|
* @run driver MethodEntryExitEvents SUSPEND_ALL MethodEntryExitEventsDebugee
|
|
*/
|
|
import com.sun.jdi.*;
|
|
import com.sun.jdi.event.*;
|
|
import com.sun.jdi.request.*;
|
|
import java.util.*;
|
|
|
|
class t2 {
|
|
public static void sayHello1(int i, int j) {
|
|
sayHello2(i, j);
|
|
}
|
|
public static void sayHello2(int i, int j) {
|
|
sayHello3(i, j);
|
|
}
|
|
public static void sayHello3(int i, int j) {
|
|
sayHello4(i, j);
|
|
}
|
|
public static void sayHello4(int i, int j) {
|
|
sayHello5(i, j);
|
|
}
|
|
public static void sayHello5(int i, int j) {
|
|
if (i < 2) {
|
|
sayHello1(++i, j);
|
|
} else {
|
|
System.out.print ("MethodEntryExitEventsDebugee: ");
|
|
System.out.print (" -->> Hello. j is: ");
|
|
System.out.print (j);
|
|
System.out.println(" <<--");
|
|
}
|
|
}
|
|
}
|
|
|
|
class MethodEntryExitEventsDebugee {
|
|
public static void loopComplete () {
|
|
/*
|
|
* The implementation here is deliberately inefficient
|
|
* because the debugger is still watching this method.
|
|
*/
|
|
StringBuffer sb = new StringBuffer();
|
|
sb.append ("MethodEntryExitEventsDebugee: ");
|
|
sb.append ("Executing loopComplete method for a graceful shutdown...");
|
|
String s = sb.toString();
|
|
for (int i = 0; i < s.length(); i++) {
|
|
char c = s.charAt(i);
|
|
System.out.print(c);
|
|
}
|
|
System.out.println();
|
|
}
|
|
public static void main(String[] args) {
|
|
t2 test = new t2();
|
|
for (int j = 0; j < 3; j++) {
|
|
test.sayHello1(0, j);
|
|
}
|
|
loopComplete();
|
|
}
|
|
}
|
|
|
|
|
|
public class MethodEntryExitEvents extends TestScaffold {
|
|
int sessionSuspendPolicy = EventRequest.SUSPEND_ALL;
|
|
StepRequest stepReq = null; //Only one step request allowed per thread
|
|
boolean finishedCounting = false;
|
|
|
|
/*
|
|
* main() is already entered, so add t2.<init>, then sayHello[1,2,3,4,5] 15 times 3 loops,
|
|
* then loopComplete()
|
|
*/
|
|
final int expectedEntryCount = 1 + (15 * 3) + 1;
|
|
int methodEntryCount = 0;
|
|
|
|
/*
|
|
* Exit t2.<init>, then sayHello[1,2,3,4,5] 15 times 3 loopa
|
|
* (event monitoring is cancelled before we exit loopComplete() or main())
|
|
*/
|
|
final int expectedExitCount = 1 + (15 * 3);
|
|
int methodExitCount = 0;
|
|
|
|
// Classes which we are interested in
|
|
private List includes = Arrays.asList(new String[] {
|
|
"MethodEntryExitEventsDebugee",
|
|
"t2"
|
|
});
|
|
|
|
MethodEntryExitEvents (String args[]) {
|
|
super(args);
|
|
}
|
|
|
|
private void usage(String[] args) throws Exception {
|
|
StringBuffer sb = new StringBuffer("Usage: ");
|
|
sb.append(System.getProperty("line.separator"));
|
|
sb.append(" java ");
|
|
sb.append(getClass().getName());
|
|
sb.append(" [SUSPEND_NONE | SUSPEND_EVENT_THREAD | SUSPEND_ALL]");
|
|
sb.append(" [MethodEntryExitEventsDebugee | -connect <connector options...>] ");
|
|
throw new Exception (sb.toString());
|
|
}
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
MethodEntryExitEvents meee = new MethodEntryExitEvents (args);
|
|
meee.startTests();
|
|
}
|
|
|
|
public void exceptionThrown(ExceptionEvent event) {
|
|
System.out.println("Exception: " + event.exception());
|
|
System.out.println(" at catch location: " + event.catchLocation());
|
|
|
|
// Step to the catch
|
|
if (stepReq == null) {
|
|
stepReq =
|
|
eventRequestManager().createStepRequest(event.thread(),
|
|
StepRequest.STEP_MIN,
|
|
StepRequest.STEP_INTO);
|
|
stepReq.addCountFilter(1); // next step only
|
|
stepReq.setSuspendPolicy(EventRequest.SUSPEND_ALL);
|
|
}
|
|
stepReq.enable();
|
|
}
|
|
public void stepCompleted(StepEvent event) {
|
|
System.out.println("stepCompleted: line#=" +
|
|
event.location().lineNumber() +
|
|
" event=" + event);
|
|
// disable the step and then run to completion
|
|
//eventRequestManager().deleteEventRequest(event.request());
|
|
StepRequest str= (StepRequest)event.request();
|
|
str.disable();
|
|
}
|
|
public void methodEntered(MethodEntryEvent event) {
|
|
if (!includes.contains(event.method().declaringType().name())) {
|
|
return;
|
|
}
|
|
|
|
if (! finishedCounting) {
|
|
// We have to count the entry to loopComplete, but
|
|
// not the exit
|
|
methodEntryCount++;
|
|
System.out.print (" Method entry number: ");
|
|
System.out.print (methodEntryCount);
|
|
System.out.print (" : ");
|
|
System.out.println(event);
|
|
if ("loopComplete".equals(event.method().name())) {
|
|
finishedCounting = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
public void methodExited(MethodExitEvent event) {
|
|
if (!includes.contains(event.method().declaringType().name())) {
|
|
return;
|
|
}
|
|
|
|
if (! finishedCounting){
|
|
methodExitCount++;
|
|
System.out.print (" Method exit number: ");
|
|
System.out.print (methodExitCount);
|
|
System.out.print (" : ");
|
|
System.out.println(event);
|
|
}
|
|
}
|
|
|
|
protected void runTests() throws Exception {
|
|
if (args.length < 1) {
|
|
usage(args);
|
|
}
|
|
//Pick up the SUSPEND_xxx in first argument
|
|
if ("SUSPEND_NONE".equals(args[0])) {
|
|
sessionSuspendPolicy = EventRequest.SUSPEND_NONE;
|
|
} else if ("SUSPEND_EVENT_THREAD".equals(args[0])) {
|
|
sessionSuspendPolicy = EventRequest.SUSPEND_EVENT_THREAD;
|
|
} else if ("SUSPEND_ALL".equals(args[0])) {
|
|
sessionSuspendPolicy = EventRequest.SUSPEND_ALL;
|
|
} else {
|
|
usage(args);
|
|
}
|
|
System.out.print("Suspend policy is: ");
|
|
System.out.println(args[0]);
|
|
|
|
// Skip the test arg
|
|
String[] args2 = new String[args.length - 1];
|
|
System.arraycopy(args, 1, args2, 0, args.length - 1);
|
|
|
|
if (args2.length < 1) {
|
|
usage(args2);
|
|
}
|
|
List argList = new ArrayList(Arrays.asList(args2));
|
|
System.out.println("run args: " + argList);
|
|
connect((String[]) argList.toArray(args2));
|
|
waitForVMStart();
|
|
|
|
// Determine main thread
|
|
BreakpointEvent bpe = resumeTo("MethodEntryExitEventsDebugee",
|
|
"main", "([Ljava/lang/String;)V");;
|
|
mainThread = bpe.thread();
|
|
|
|
try {
|
|
|
|
/*
|
|
* Ask for Exception events
|
|
*/
|
|
ExceptionRequest exceptionRequest =
|
|
eventRequestManager().createExceptionRequest(null, // refType (null == all instances)
|
|
true, // notifyCaught
|
|
true);// notifyUncaught
|
|
exceptionRequest.addThreadFilter(mainThread);
|
|
exceptionRequest.setSuspendPolicy(EventRequest.SUSPEND_ALL);
|
|
exceptionRequest.enable();
|
|
|
|
/*
|
|
* Ask for method entry events
|
|
*/
|
|
MethodEntryRequest entryRequest =
|
|
eventRequestManager().createMethodEntryRequest();
|
|
entryRequest.addThreadFilter(mainThread);
|
|
entryRequest.setSuspendPolicy(sessionSuspendPolicy);
|
|
entryRequest.enable();
|
|
|
|
/*
|
|
* Ask for method exit events
|
|
*/
|
|
MethodExitRequest exitRequest =
|
|
eventRequestManager().createMethodExitRequest();
|
|
exitRequest.addThreadFilter(mainThread);
|
|
exitRequest.setSuspendPolicy(sessionSuspendPolicy);
|
|
exitRequest.enable();
|
|
|
|
/*
|
|
* We are now set up to receive the notifications we want.
|
|
* Here we go. This adds 'this' as a listener so
|
|
* that our handlers above will be called.
|
|
*/
|
|
|
|
listenUntilVMDisconnect();
|
|
System.out.println("All done...");
|
|
|
|
} catch (Exception ex){
|
|
ex.printStackTrace();
|
|
testFailed = true;
|
|
}
|
|
|
|
if ((methodEntryCount != expectedEntryCount) ||
|
|
(methodExitCount != expectedExitCount)) {
|
|
testFailed = true;
|
|
}
|
|
if (!testFailed) {
|
|
System.out.println();
|
|
System.out.println("MethodEntryExitEvents: passed");
|
|
System.out.print (" Method entry count: ");
|
|
System.out.println(methodEntryCount);
|
|
System.out.print (" Method exit count: ");
|
|
System.out.println(methodExitCount);
|
|
} else {
|
|
System.out.println();
|
|
System.out.println("MethodEntryExitEvents: failed");
|
|
System.out.print (" expected method entry count: ");
|
|
System.out.println(expectedEntryCount);
|
|
System.out.print (" observed method entry count: ");
|
|
System.out.println(methodEntryCount);
|
|
System.out.print (" expected method exit count: ");
|
|
System.out.println(expectedExitCount);
|
|
System.out.print (" observed method exit count: ");
|
|
System.out.println(methodExitCount);
|
|
throw new Exception("MethodEntryExitEvents: failed");
|
|
}
|
|
}
|
|
}
|