test/jdk/jdk/jfr/api/consumer/streaming/TestJVMExit.java
author egahlin
Mon, 25 Nov 2019 14:06:13 +0100
changeset 59246 fcad92f425c5
parent 59226 a0f39cc47387
permissions -rw-r--r--
8234703: JFR TestOutOfProcessMigration.java should clean up files Reviewed-by: mgronlun
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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.streaming;
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import java.time.Instant;
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import java.util.concurrent.atomic.AtomicInteger;
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import jdk.jfr.consumer.EventStream;
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/**
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 * @test
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 * @summary Test that a stream ends/closes when an application exists.
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 * @key jfr
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 * @requires vm.hasJFR
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 * @library /test/lib /test/jdk
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 * @modules jdk.jfr jdk.attach java.base/jdk.internal.misc
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 *
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 * @run main/othervm jdk.jfr.api.consumer.streaming.TestJVMExit
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 */
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public class TestJVMExit {
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    public static void main(String... args) throws Exception {
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        try (TestProcess process = new TestProcess("exit-application")) {
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            AtomicInteger eventCounter = new AtomicInteger();
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            try (EventStream es = EventStream.openRepository(process.getRepository())) {
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                // Start from first event in repository
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                es.setStartTime(Instant.EPOCH);
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                es.onEvent(e -> {
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                    if (eventCounter.incrementAndGet() == TestProcess.NUMBER_OF_EVENTS) {
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                        process.exit();
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                    }
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                });
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                es.start();
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            }
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        }
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    }
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}