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/*
* Copyright (c) 2002, 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.
*/
package nsk.jdi.ObjectReference.invokeMethod;
import nsk.share.*;
import nsk.share.jpda.*;
import nsk.share.jdi.*;
// THIS TEST IS LINE NUMBER SENSITIVE
/**
* This is a main debuggee class.
*/
public class invokemethod013t {
static Log log;
private invokemethod013Thr thrs013[] = new invokemethod013Thr[invokemethod013.THRDS_NUM-1];
private Thread thrs[] = new Thread[invokemethod013.THRDS_NUM-1];
private IOPipe pipe;
public static void main(String args[]) {
System.exit(run(args) + Consts.JCK_STATUS_BASE);
}
public static int run(String args[]) {
return new invokemethod013t().runIt(args);
}
private int runIt(String args[]) {
ArgumentHandler argHandler = new ArgumentHandler(args);
invokemethod013tDummyClass invokemethod013tdummyCls =
new invokemethod013tDummyClass();
log = argHandler.createDebugeeLog();
pipe = argHandler.createDebugeeIOPipe();
Thread.currentThread().setName(invokemethod013.DEBUGGEE_THRDS[0][0]);
// Start several dummy threads with given names
startThreads();
// Now the debuggee is ready for testing
pipe.println(invokemethod013.COMMAND_READY);
String cmd = pipe.readln();
if (cmd.equals(invokemethod013.COMMAND_QUIT)) {
log.complain("Debuggee: exiting due to the command "
+ cmd);
killThreads(argHandler.getWaitTime()*60000);
return Consts.TEST_PASSED;
}
int stopMeHere = 0; // invokemethod013.DEBUGGEE_STOPATLINE
cmd = pipe.readln();
if (!cmd.equals(invokemethod013.COMMAND_QUIT)) {
killThreads(argHandler.getWaitTime()*60000);
log.complain("TEST BUG: unknown debugger command: "
+ cmd);
System.exit(Consts.JCK_STATUS_BASE +
Consts.TEST_FAILED);
}
killThreads(argHandler.getWaitTime()*60000);
return Consts.TEST_PASSED;
}
private void startThreads() {
Object readyObj = new Object();
for (int i=0; i < invokemethod013.THRDS_NUM-1; i++) {
thrs013[i] = new invokemethod013Thr(readyObj, invokemethod013.DEBUGGEE_THRDS[i+1][0]);
thrs[i] = JDIThreadFactory.newThread(thrs013[i]);
thrs[i].setDaemon(true);
log.display("Debuggee: starting thread #"
+ i + " \"" + thrs[i].getName() + "\" ...");
synchronized(readyObj) {
thrs[i].start();
try {
readyObj.wait(); // wait for the thread's readiness
} catch (InterruptedException e) {
log.complain("TEST FAILURE: Debuggee: waiting for the thread "
+ thrs[i].toString() + " start: caught " + e);
pipe.println("failed");
System.exit(Consts.JCK_STATUS_BASE +
Consts.TEST_FAILED);
}
}
log.display("Debuggee: the thread #"
+ i + " \"" + thrs[i].getName() + "\" started");
}
}
private void killThreads(int waitTime) {
for (int i=0; i < invokemethod013.THRDS_NUM-1 ; i++) {
thrs013[i].doExit = true;
try {
thrs[i].join(waitTime);
log.display("Debuggee: thread #"
+ i + " \"" + thrs[i].getName() + "\" done");
} catch (InterruptedException e) {
log.complain("TEST FAILURE: Debuggee: joining the thread #"
+ i + " \"" + thrs[i].getName() + "\": caught " + e);
}
}
}
/**
* This is an auxiliary thread class used to check method
* invocation in the debugger.
*/
class invokemethod013Thr extends NamedTask {
volatile boolean doExit = false;
private Object readyObj;
invokemethod013Thr(Object readyObj, String name) {
super(name);
this.readyObj = readyObj;
}
public void run() {
Thread thr = Thread.currentThread();
Object waitObj = new Object();
synchronized(readyObj) {
readyObj.notify(); // notify the main thread
}
log.display("Debuggee thread \""
+ thr.getName() + "\": going to loop");
while(!doExit) {
int i = 0;
i++; i--;
// reliable analogue of Thread.yield()
synchronized(waitObj) {
try {
waitObj.wait(30);
} catch (InterruptedException e) {
e.printStackTrace(log.getOutStream());
log.complain("TEST FAILURE: Debuggee thread \""
+ thr.getName()
+ "\" interrupted while sleeping:\n\t" + e);
break;
}
}
}
log.display("Debuggee thread \""
+ thr.getName() + "\" exiting ...");
}
}
/////////////////////////////////////////////////////////////////////////////
}
/**
* Dummy class used to check method invocation in the debugger.
*/
class invokemethod013tDummyClass {
// used by the debugger to let the invoked method return
volatile boolean doExit = false;
// indicator that the method has been really invoked
volatile boolean isInvoked = false;
long longMeth(long l) throws InterruptedException {
/*
* WARNING: Since this method is called using INVOKE_SINGLE_THREADED, we need to
* be careful not to do anything that might block on another thread. That includes
* calling Thread.sleep(), which can be a problem for virtual threads.
*/
invokemethod013t.log.display("invokemethod013tDummyClass: longMeth: going to loop");
isInvoked = true;
while(!doExit) {
l--; l++;
}
invokemethod013t.log.display("invokemethod013tDummyClass: longMeth: exiting");
isInvoked = false;
doExit = false;
return l;
}
}
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