--- /dev/null 2017-11-09 09:38:01.297999907 +0100 +++ new/test/jdk/jdk/jfr/jmx/TestGetRecordingsMultiple.java 2018-04-09 18:46:02.224565417 +0200 @@ -0,0 +1,121 @@ +/* + * Copyright (c) 2013, 2018, 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.jmx; + +import java.util.ArrayList; +import java.util.List; + +import jdk.management.jfr.RecordingInfo; +import jdk.test.lib.Asserts; + +/* + * @test + * @key jfr + * @library /test/lib /test/jdk + * @run main/othervm jdk.jfr.jmx.TestGetRecordingsMultiple + */ +public class TestGetRecordingsMultiple { + + private static class TestRecording { + long id; + boolean isClosed; + public TestRecording(long id) { + this.id = id; + isClosed = false; + } + } + + public static void main(String[] args) throws Throwable { + List testRecordings = new ArrayList<>(); + for (int i = 0; i < 5; ++i) { + verifyExistingRecordings(testRecordings); + testRecordings.add(createRecording()); + if (i >= 1) { + startRecording(testRecordings.get(i-1)); + } + if (i >= 2) { + stopRecording(testRecordings.get(i-2)); + } + if (i >= 3) { + closeRecording(testRecordings.get(i-3)); + } + } + verifyExistingRecordings(testRecordings); + + for (TestRecording r : testRecordings) { + if (!r.isClosed) { + closeRecording(r); + } + } + verifyExistingRecordings(testRecordings); + } + + // Verify that all active recordings are found, but no closed recordings. + private static void verifyExistingRecordings(List testRecordings) { + for (TestRecording testRecording : testRecordings) { + RecordingInfo r = findRecording(testRecording); + if (r != null) { + Asserts.assertFalse(testRecording.isClosed, "Found closed recording with id " + testRecording.id); + System.out.printf("Recording %d: %s%n", r.getId(), r.getState()); + } else { + Asserts.assertTrue(testRecording.isClosed, "Missing recording with id " + testRecording.id); + System.out.printf("Recording %d: CLOSED%n", testRecording.id); + } + } + } + + private static RecordingInfo findRecording(TestRecording testRecording) { + for (RecordingInfo r : JmxHelper.getFlighteRecorderMXBean().getRecordings()) { + if (r.getId() == testRecording.id) { + return r; + } + } + return null; + } + + private static TestRecording createRecording() { + long id = JmxHelper.getFlighteRecorderMXBean().newRecording(); + System.out.println("created recording " + id); + return new TestRecording(id); + } + + private static void startRecording(TestRecording rec) { + System.out.println("starting recording " + rec.id); + JmxHelper.getFlighteRecorderMXBean().startRecording(rec.id); + } + + private static void stopRecording(TestRecording rec) { + System.out.println("stopping recording " + rec.id); + JmxHelper.getFlighteRecorderMXBean().stopRecording(rec.id); + } + + private static void closeRecording(TestRecording rec) throws Exception { + System.out.println("closing recording " + rec.id); + JmxHelper.getFlighteRecorderMXBean().closeRecording(rec.id); + rec.isClosed = true; + + } +}