diff -r 2c3cc4b01880 -r c16ac7a2eba4 test/jdk/jdk/jfr/api/consumer/recordingstream/TestDisable.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/jdk/jdk/jfr/api/consumer/recordingstream/TestDisable.java Wed Oct 30 19:43:52 2019 +0100 @@ -0,0 +1,92 @@ +/* + * Copyright (c) 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. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * 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 jdk.jfr.api.consumer.recordingstream; + +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.atomic.AtomicBoolean; +import java.util.function.Consumer; + +import jdk.jfr.Event; +import jdk.jfr.consumer.RecordingStream; + +/** + * @test + * @summary Tests RecordingStream::disable(...) + * @key jfr + * @requires vm.hasJFR + * @library /test/lib + * @run main/othervm jdk.jfr.api.consumer.recordingstream.TestDisable + */ +public class TestDisable { + + private static class DisabledEvent extends Event { + } + + private static class EnabledEvent extends Event { + } + + public static void main(String... args) throws Exception { + testDisableWithClass(); + testDisableWithEventName(); + } + + private static void testDisableWithEventName() { + test(r -> r.disable(DisabledEvent.class.getName())); + } + + private static void testDisableWithClass() { + test(r -> r.disable(DisabledEvent.class)); + } + + private static void test(Consumer disablement) { + CountDownLatch twoEvent = new CountDownLatch(2); + AtomicBoolean fail = new AtomicBoolean(false); + try(RecordingStream r = new RecordingStream()) { + r.onEvent(e -> { + if (e.getEventType().getName().equals(DisabledEvent.class.getName())) { + fail.set(true); + } + twoEvent.countDown(); + }); + disablement.accept(r); + r.startAsync(); + EnabledEvent e1 = new EnabledEvent(); + e1.commit(); + DisabledEvent d1 = new DisabledEvent(); + d1.commit(); + EnabledEvent e2 = new EnabledEvent(); + e2.commit(); + try { + twoEvent.await(); + } catch (InterruptedException ie) { + throw new RuntimeException("Unexpexpected interruption of thread", ie); + } + if (fail.get()) { + throw new RuntimeException("Should not receive a disabled event"); + } + } + } +}