75 lines
3.1 KiB
Java
75 lines
3.1 KiB
Java
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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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import java.nio.file.Paths;
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import jdk.jfr.Recording;
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import jdk.jfr.consumer.RecordedEvent;
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import jdk.jfr.consumer.RecordingFile;
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// This class is intended to run inside a container
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public class JfrReporter {
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public static final String TEST_REPORTED_CORES="TEST_REPORTED_CORES";
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public static final String TEST_REPORTED_MEMORY="TEST_REPORTED_MEMORY";
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public static final String TEST_REPORTED_PID="TEST_REPORTED_PID";
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public static final String TESTCASE_CPU="cpu";
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public static final String TESTCASE_MEMORY="memory";
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public static final String TESTCASE_PROCESS="process";
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public static void main(String[] args) throws Exception {
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String testCase = args[0];
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System.out.println("Testcase: " + testCase);
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switch (testCase) {
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case TESTCASE_CPU:
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RecordedEvent event = testEvent("jdk.CPUInformation", "cpu.jfr");
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System.out.println(TEST_REPORTED_CORES + "=" + event.getInt("cores"));
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break;
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case TESTCASE_MEMORY:
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event = testEvent("jdk.PhysicalMemory", "memory.jfr");
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System.out.println(TEST_REPORTED_MEMORY + "=" + event.getLong("totalSize"));
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break;
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case TESTCASE_PROCESS:
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event = testEvent("jdk.SystemProcess", "process.jfr");
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System.out.println(TEST_REPORTED_PID + "=" + event.getString("pid"));
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break;
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default:
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throw new IllegalArgumentException("Invalid test case");
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}
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}
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private static RecordedEvent testEvent(String event, String recordingPath) throws Exception {
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System.out.println("========= Testing event: " + event);
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Recording r = new Recording();
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r.enable(event);
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r.setDestination(Paths.get("tmp", recordingPath));
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r.start();
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r.stop();
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RecordedEvent recordedEvent = RecordingFile.readAllEvents(r.getDestination()).get(0);
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System.out.println("RecordedEvent: " + recordedEvent);
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return recordedEvent;
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}
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}
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