/*
* 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.nio.file.Path;
import java.nio.file.Paths;
import java.time.Instant;
import java.util.concurrent.atomic.AtomicInteger;
import jdk.jfr.consumer.EventStream;
import jdk.test.lib.dcmd.CommandExecutor;
import jdk.test.lib.dcmd.PidJcmdExecutor;
import jdk.test.lib.process.OutputAnalyzer;
/**
* @test
* @summary Verifies that a out-of-process stream is closed when the repository
* is changed.
* @key jfr
* @requires vm.hasJFR
* @library /test/lib /test/jdk
* @modules jdk.jfr jdk.attach java.base/jdk.internal.misc
* @run main/othervm jdk.jfr.api.consumer.streaming.TestOutOfProcessMigration
*/
public class TestOutOfProcessMigration {
public static void main(String... args) throws Exception {
Path newRepo = Paths.get("new-repository").toAbsolutePath();
TestProcess process = new TestProcess("application");
AtomicInteger eventCounter = new AtomicInteger();
try (EventStream es = EventStream.openRepository(process.getRepository())) {
// Start from first event in repository
es.setStartTime(Instant.EPOCH);
es.onEvent(e -> {
if (eventCounter.incrementAndGet() == TestProcess.NUMBER_OF_EVENTS) {
System.out.println("Changing repository to " + newRepo + " ...");
CommandExecutor executor = new PidJcmdExecutor(String.valueOf(process.pid()));
// This should close stream
OutputAnalyzer oa = executor.execute("JFR.configure repositorypath=" + newRepo);
System.out.println(oa);
}
});
es.start();
}
}
}