/* * Copyright (c) 2016, 2021, 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 * @key jfr * @requires vm.hasJFR * @library /test/lib * @run main/othervm -XX:FlightRecorderOptions:retransform=false jdk.jfr.startupargs.TestRetransform * @run main/othervm -XX:FlightRecorderOptions:retransform=true jdk.jfr.startupargs.TestRetransform
*/ publicclass TestRetransform { privatestaticclass TestEvent extends Event {
} publicstaticvoid main(String[] args) throws Exception {
EventType type = EventType.getEventType(TestEvent.class); if (type.isEnabled()) {
Asserts.fail("Expected event to be disabled before recording start");
}
Recording r = new Recording();
r.start(); if (!type.isEnabled()) {
Asserts.fail("Expected event to be enabled during recording");
}
TestEvent testEvent = new TestEvent();
testEvent.commit();
loadEventClassDuringRecording();
r.stop(); if (type.isEnabled()) {
Asserts.fail("Expected event to be disabled after recording stopped");
}
Events.hasEvent(r, SimpleEvent.class.getName());
Events.hasEvent(r, TestEvent.class.getName());
}
// Classes that are loaded during a recording // should get instrumentation on class load privatestaticvoid loadEventClassDuringRecording() {
SimpleEvent event = new SimpleEvent();
event.commit();
}
}
Messung V0.5
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