--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/jdk/jfr/api/consumer/streaming/TestStartSingleChunk.java Wed Oct 30 19:43:52 2019 +0100
@@ -0,0 +1,91 @@
+/*
+ * 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.streaming;
+
+import java.util.concurrent.CountDownLatch;
+
+import jdk.jfr.Event;
+import jdk.jfr.FlightRecorder;
+import jdk.jfr.Period;
+import jdk.jfr.consumer.RecordingStream;
+
+/**
+ * @test
+ * @summary Verifies that it is possible to stream contents of ongoing
+ * recordings
+ * @key jfr
+ * @requires vm.hasJFR
+ * @library /test/lib
+ * @run main/othervm -Xlog:jfr+system+streaming=trace
+ * jdk.jfr.api.consumer.streaming.TestStartSingleChunk
+ */
+public class TestStartSingleChunk {
+
+ @Period("500 ms")
+ static class ElkEvent extends Event {
+ }
+
+ static class FrogEvent extends Event {
+ }
+
+ static class LionEvent extends Event {
+ }
+
+ public static void main(String... args) throws Exception {
+ CountDownLatch frogLatch = new CountDownLatch(1);
+ CountDownLatch lionLatch = new CountDownLatch(1);
+ CountDownLatch elkLatch = new CountDownLatch(3);
+
+ FlightRecorder.addPeriodicEvent(ElkEvent.class, () -> {
+ ElkEvent ee = new ElkEvent();
+ ee.commit();
+ });
+ try (RecordingStream s = new RecordingStream()) {
+ s.onEvent(ElkEvent.class.getName(), e -> {
+ System.out.println("Found elk!");
+ elkLatch.countDown();
+ });
+ s.onEvent(LionEvent.class.getName(), e -> {
+ System.out.println("Found lion!");
+ lionLatch.countDown();
+ });
+ s.onEvent(FrogEvent.class.getName(), e -> {
+ System.out.println("Found frog!");
+ frogLatch.countDown();
+ });
+ s.startAsync();
+ FrogEvent fe = new FrogEvent();
+ fe.commit();
+
+ LionEvent le = new LionEvent();
+ le.commit();
+
+ frogLatch.await();
+ lionLatch.await();
+ elkLatch.await();
+ }
+ }
+}