test/jdk/jdk/jfr/api/consumer/recordingstream/TestMaxAge.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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 * 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.
 *
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package jdk.jfr.api.consumer.recordingstream;

import java.time.Duration;

import jdk.jfr.consumer.RecordingStream;
import jdk.test.lib.jfr.EventNames;

/**
 * @test
 * @summary Tests RecordingStream::setMaxAge(...)
 * @key jfr
 * @requires vm.hasJFR
 * @library /test/lib
 * @run main/othervm jdk.jfr.api.consumer.recordingstream.TestMaxAge
 */
public class TestMaxAge {

    public static void main(String... args) throws Exception {
        Duration testDuration = Duration.ofMillis(1234567);
        try (RecordingStream r = new RecordingStream()) {
            r.setMaxAge(testDuration);
            r.enable(EventNames.ActiveRecording);
            r.onEvent(e -> {
                System.out.println(e);
                Duration d = e.getDuration("maxAge");
                System.out.println(d.toMillis());
                if (testDuration.equals(d)) {
                    r.close();
                    return;
                }
                System.out.println("Max age not set, was " + d.toMillis() + " ms , but expected " + testDuration.toMillis() + " ms");
            });
            r.start();
        }
    }
}