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/*
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* Copyright (c) 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.event;
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import java.util.Collections;
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import jdk.jfr.EventFactory;
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import jdk.jfr.EventType;
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import jdk.jfr.FlightRecorder;
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import jdk.test.lib.Asserts;
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/*
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* @test
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* @summary Verifies that EventFactory can register the same event twice
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* @key jfr
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* @library /test/lib
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* @run main/othervm jdk.jfr.api.event.TestEventFactoryRegisterTwice
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*/
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public class TestEventFactoryRegisterTwice {
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public static void main(String[] args) throws Exception {
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EventFactory factory = EventFactory.create(Collections.emptyList(), Collections.emptyList());
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EventType eventType = factory.getEventType();
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Asserts.assertNotNull(eventType);
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// Now, register the event
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factory.register();
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verifyRegistered(eventType);
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// Now, register the event again
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factory.register();
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verifyRegistered(eventType);
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}
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private static void verifyRegistered(EventType eventType) {
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// Verify the event is registered
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boolean found = false;
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for (EventType type : FlightRecorder.getFlightRecorder().getEventTypes()) {
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if (eventType.getId() == type.getId()) {
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found = true;
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}
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}
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if(!found) {
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Asserts.fail("Event not registered");
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}
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}
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}
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