/* * Copyright (c) 2005, 2019, 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.
*/
publicstaticvoid main(String[] args) throws Exception { new MonitorFrameInfo(args).startTests();
}
/********** test core **********/
protectedvoid runTests() throws Exception { /* * Get to the top of main() * to determine targetClass and mainThread
*/
BreakpointEvent bpe = startToMain("MonitorFrameInfoTarg");
targetClass = bpe.location().declaringType();
mainThread = bpe.thread();
int initialSize = mainThread.frames().size();
resumeTo("MonitorFrameInfoTarg", "foo3", "()V");
if (!mainThread.frame(0).location().method().name()
.equals("foo3")) {
failure("FAILED: frame failed");
}
if (mainThread.frames().size() != mainThread.frameCount()) {
failure("FAILED: frames size not equal to frameCount");
}
/* Test monitor frame info.
*/ if (vm().canGetMonitorFrameInfo()) {
System.out.println("Get monitors");
monitors = mainThread.ownedMonitorsAndFrames(); if (monitors.size() != expectedCount) {
failure("monitors count is not equal to expected count");
}
MonitorInfo mon = null; for (int j=0; j < monitors.size(); j++) {
mon = (MonitorInfo)monitors.get(j);
System.out.println("Monitor obj " + mon.monitor() + "depth =" +mon.stackDepth()); if (mon.stackDepth() != expectedDepth[j]) {
failure("FAILED: monitor stack depth is not equal to expected depth");
}
}
// The last gotten monInfo is in mon. When we resume the thread, // it should become invalid. We will step out of the top frame // so that the frame depth in this mon object will no longer be correct. // That is why the monInfo's have to become invalid when the thread is // resumed.
stepOut(mainThread); boolean ok = false; try {
System.out.println("*** Saved Monitor obj " + mon.monitor() + "depth =" +mon.stackDepth());
} catch(InvalidStackFrameException ee) { // ok
ok = true;
System.out.println("Got expected InvalidStackFrameException after a resume");
} if (!ok) {
failure("FAILED: MonitorInfo object was not invalidated by a resume");
}
} else {
System.out.println("can not get monitors frame info");
}
/* * resume until end
*/
listenUntilVMDisconnect();
/* * deal with results of test * if anything has called failure("foo") testFailed will be true
*/ if (!testFailed) {
println("MonitorFrameInfo: passed");
} else { thrownew Exception("MonitorFrameInfo: failed");
}
}
}
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