test/jdk/jdk/jfr/api/consumer/TestMethodGetModifiers.java
author egahlin
Tue, 15 May 2018 20:24:34 +0200
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child 51214 67736b4846a0
permissions -rw-r--r--
8199712: Flight Recorder Reviewed-by: coleenp, ihse, erikj, dsamersoff, mseledtsov, egahlin, mgronlun Contributed-by: erik.gahlin@oracle.com, markus.gronlund@oracle.com
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/*
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 * Copyright (c) 2016, 2018, 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;
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import static jdk.test.lib.Asserts.assertNotNull;
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import java.util.List;
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import jdk.jfr.Recording;
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import jdk.jfr.consumer.RecordedClass;
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import jdk.jfr.consumer.RecordedEvent;
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import jdk.jfr.consumer.RecordedFrame;
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import jdk.jfr.consumer.RecordedMethod;
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import jdk.jfr.consumer.RecordedStackTrace;
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import jdk.test.lib.Asserts;
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import jdk.test.lib.jfr.Events;
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import jdk.test.lib.jfr.SimpleEvent;
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/*
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 * @test
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 * @key jfr
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 * @library /test/lib
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 * @run main/othervm -Xint jdk.jfr.api.consumer.TestMethodGetModifiers
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 */
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public final class TestMethodGetModifiers {
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    public static void main(String[] args) throws Throwable {
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        Recording recording = new Recording();
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        recording.start();
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        SimpleEvent ev = new SimpleEvent();
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        ev.commit();
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        recording.stop();
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        List<RecordedEvent> recordedEvents = Events.fromRecording(recording);
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        Events.hasEvents(recordedEvents);
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        RecordedEvent recordedEvent = recordedEvents.get(0);
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        System.out.println("recorded event:" + recordedEvent);
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        RecordedStackTrace stacktrace = recordedEvent.getStackTrace();
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        List<RecordedFrame> frames = stacktrace.getFrames();
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        for (RecordedFrame frame : frames) {
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            RecordedMethod method = frame.getMethod();
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            if (method.getName().equals("main")) {
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                System.out.println("'main' method: " + method);
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                int modifiers = TestMethodGetModifiers.class.getDeclaredMethod("main", (Class<?>)String[].class).getModifiers();
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                System.out.println("modifiers: " + modifiers);
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                Asserts.assertEquals(method.getModifiers(), modifiers, "Incorrect method modifier reported");
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                RecordedClass type = method.getType();
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                assertNotNull(type, "Recorded class can not be null");
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            }
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        }
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    }
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}