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/*
* Copyright (c) 2002, 2024, 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.waitingThreads;
import nsk.share.*;
import nsk.share.jpda.*;
import nsk.share.jdi.*;
import com.sun.jdi.*;
import com.sun.jdi.connect.*;
import java.io.*;
import java.util.*;
import java.util.jar.*;
/**
*/
public class waitingthreads004 {
//------------------------------------------------------- immutable common fields
final static String SIGNAL_READY = "ready";
final static String SIGNAL_GO = "go";
final static String SIGNAL_QUIT = "quit";
private static int waitTime;
private static int exitStatus;
private static ArgumentHandler argHandler;
private static Log log;
private static Debugee debuggee;
private static ReferenceType debuggeeClass;
//------------------------------------------------------- mutable common fields
private final static String prefix = "nsk.jdi.ObjectReference.waitingThreads.";
private final static String className = "waitingthreads004";
private final static String debuggerName = prefix + className;
private final static String debuggeeName = debuggerName + "a";
//------------------------------------------------------- test specific fields
//------------------------------------------------------- immutable common methods
public static void main(String argv[]) {
int result = run(argv,System.out);
if (result != 0) {
throw new RuntimeException("TEST FAILED with result " + result);
}
}
private static void display(String msg) {
log.display("debugger > " + msg);
}
private static void complain(String msg) {
log.complain("debugger FAILURE > " + msg);
}
public static int run(String argv[], PrintStream out) {
exitStatus = Consts.TEST_PASSED;
argHandler = new ArgumentHandler(argv);
log = new Log(out, argHandler);
waitTime = argHandler.getWaitTime() * 60000;
try {
debuggee = Debugee.prepareDebugee(argHandler, log, debuggeeName);
debuggeeClass = debuggee.classByName(debuggeeName);
if ( debuggeeClass == null ) {
throw new Failure("Class '" + debuggeeName + "' not found.");
} else {
execTest();
}
} catch (Exception e) {
exitStatus = Consts.TEST_FAILED;
complain("Unexpected Exception: " + e.getMessage());
e.printStackTrace(out);
} finally {
debuggee.quit();
}
return exitStatus;
}
//------------------------------------------------------ mutable common method
private static void execTest() {
debuggee.receiveExpectedSignal(SIGNAL_GO);
if (debuggee.VM().canGetMonitorInfo()) {
// Wait up to waitTime until all MyThreads will be waiting
int waitingCount = 0;
long oldTime = System.currentTimeMillis();
while ((System.currentTimeMillis() - oldTime) <= waitTime && waitingCount < waitingthreads004a.threadCount) {
Iterator threads = debuggee.VM().allThreads().iterator();
waitingCount = 0;
while (threads.hasNext()) {
ThreadReference thread = (ThreadReference)threads.next();
if (thread.name().indexOf(waitingthreads004a.threadNamePrefix) >= 0 &&
thread.status() == ThreadReference.THREAD_STATUS_WAIT ) {
waitingCount++;
}
}
}
if (waitingCount < waitingthreads004a.threadCount) {
exitStatus = Consts.TEST_FAILED;
complain("After " + waitTime + " ms only " + waitingCount + " of " + waitingthreads004a.threadNamePrefix + "s " +
"\n\t are waiting. Expected count: " + waitingthreads004a.threadCount);
} else {
try {
debuggee.VM().suspend();
// check for waitingthreads004a.waitnotifyObj - no waiting threads expected
String fieldName = "waitnotifyObj";
display("CHECK1 : checking waitingThreads method for ObjectReference of waitingthreads004a." + fieldName);
ObjectReference objRef = (ObjectReference) debuggeeClass.getValue(debuggeeClass.fieldByName(fieldName));
try {
List waitingThreads = objRef.waitingThreads();
if (waitingThreads.size() != 0) {
exitStatus = Consts.TEST_FAILED;
complain("waitingThreads method returned non-zero size list for " + fieldName);
} else {
display("waitingThreads method returned expected list of zero size for " + fieldName);
}
if (exitStatus == Consts.TEST_PASSED) {
display("CHECK1 PASSED");
}
} catch (Exception e) {
throw new Failure("Unexpected exception while getting waitingThreads method's result for " + fieldName + " : " + e);
}
// check for waitingthreads004a.lockingObject - waiting threads expected
fieldName = "lockingObject";
display("CHECK2: checking waitingThreads method for ObjectReference of waitingthreads004a." + fieldName);
objRef = (ObjectReference) debuggeeClass.getValue(debuggeeClass.fieldByName(fieldName));
try {
List waitingThreads = objRef.waitingThreads();
if (waitingThreads.size() != waitingthreads004a.threadCount) {
exitStatus = Consts.TEST_FAILED;
complain("waitingThreads method returned list with unexpected size for " + fieldName +
"\n\t expected value : " + waitingthreads004a.threadCount + "; got one : " + waitingThreads.size());
} else {
debuggee.VM().resume();
debuggee.sendSignal(SIGNAL_GO);
debuggee.receiveExpectedSignal(SIGNAL_GO);
// tested thread must be blocked on re-entering monitor in lockingObject.wait()
debuggee.VM().suspend();
// check waitingThreads list
Iterator itr = waitingThreads.iterator();
while (itr.hasNext()) {
ThreadReference thread = (ThreadReference)itr.next();
if (thread.name().indexOf(waitingthreads004a.threadNamePrefix) < 0) {
exitStatus = Consts.TEST_FAILED;
complain("waitingThreads returned list containing ThreadReference with unexpected name: " + thread.name());
} else {
display("Expected ThreadReference is found in the returned list: " + thread.name());
}
if (!thread.currentContendedMonitor().equals(objRef)) {
exitStatus = Consts.TEST_FAILED;
complain("waitingThreads returned list contained ThreadReference with unexpected monitor: " + thread.currentContendedMonitor());
}
}
}
if (exitStatus == Consts.TEST_PASSED) {
display("CHECK2 PASSED");
}
} catch (Exception e) {
throw new Failure("Unexpected exception while getting waitingThreads method's result for " + fieldName + " : " + e);
}
} finally {
debuggee.VM().resume();
}
}
}
}
//--------------------------------------------------------- test specific methods
}
//--------------------------------------------------------- test specific classes
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