test/jdk/jdk/jfr/api/consumer/recordingstream/TestSetSettings.java
author mgronlun
Wed, 30 Oct 2019 19:43:52 +0100
changeset 58863 c16ac7a2eba4
permissions -rw-r--r--
8226511: Implement JFR Event Streaming Reviewed-by: egahlin, mseledtsov, mgronlun Contributed-by: erik.gahlin@oracle.com, mikhailo.seledtsov@oracle.com, markus.gronlund@oracle.com
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/*
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 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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package jdk.jfr.api.consumer.recordingstream;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.concurrent.CountDownLatch;
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import jdk.jfr.Enabled;
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import jdk.jfr.Event;
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import jdk.jfr.Name;
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import jdk.jfr.consumer.RecordingStream;
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/**
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 * @test
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 * @summary Tests RecordingStream::setSettings
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 * @key jfr
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 * @requires vm.hasJFR
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 * @library /test/lib
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 * @run main/othervm -Xlog:jfr+system+parser jdk.jfr.api.consumer.recordingstream.TestSetSettings
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 */
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public final class TestSetSettings {
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    @Name("LateBloomer")
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    @Enabled(false)
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    private final static class LateBloomer extends Event {
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    }
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    private static CountDownLatch lateBloomer = new CountDownLatch(1);
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    public static void main(String... args) throws Exception {
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        try (RecordingStream r = new RecordingStream()) {
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            r.startAsync();
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            Map<String, String> settings = new HashMap<String, String>();
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            settings.put("LateBloomer#enabled", "true");
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            r.setSettings(settings);
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            r.onEvent("LateBloomer", e -> {
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                lateBloomer.countDown();
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            });
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            LateBloomer event = new LateBloomer();
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            event.commit();
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            lateBloomer.await();
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        }
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    }
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}