| /* |
| * Copyright (c) 2018, 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.event; |
| |
| import jdk.jfr.Event; |
| import jdk.jfr.EventType; |
| import jdk.jfr.Recording; |
| import jdk.test.lib.Asserts; |
| |
| /** |
| * @test |
| * @summary Test Event.isEnabled() with multiple recordings |
| * @key jfr |
| * @requires vm.hasJFR |
| * @library /test/lib |
| * @run main/othervm jdk.jfr.api.event.TestIsEnabledMultiple |
| */ |
| |
| public class TestIsEnabledMultiple { |
| |
| enum When { |
| BeforeStart, DuringRecording |
| } |
| |
| enum RecState { |
| New, Running |
| } |
| |
| enum EnableState { |
| Enabled, Disabled |
| } |
| |
| public static void main(String[] args) throws Exception { |
| for (RecState recStateA : RecState.values()) { |
| for (RecState recStateB : RecState.values()) { |
| for (EnableState enableStateA : EnableState.values()) { |
| for (EnableState enableStateB : EnableState.values()) { |
| assertEnabled(recStateA, recStateB, enableStateA, enableStateB); |
| } |
| } |
| } |
| } |
| } |
| |
| private static void assertEnabled(RecState recStateA, RecState recStateB, EnableState enableStateA, EnableState enableStateB) { |
| |
| Recording a = new Recording(); |
| Recording b = new Recording(); |
| assertEnablement(false); // no recording running |
| |
| if (enableStateA == EnableState.Disabled) { |
| a.disable(MyEvent.class); |
| } |
| if (enableStateA == EnableState.Enabled) { |
| a.enable(MyEvent.class); |
| } |
| if (enableStateB == EnableState.Disabled) { |
| b.disable(MyEvent.class); |
| } |
| if (enableStateB == EnableState.Enabled) { |
| b.enable(MyEvent.class); |
| } |
| if ( enableStateA == EnableState.Disabled && recStateA == RecState.Running) { |
| if ( enableStateB == EnableState.Disabled && recStateB == RecState.Running) { |
| System.out.println(); |
| } |
| } |
| if (recStateA == RecState.Running) { |
| a.start(); |
| } |
| if (recStateB == RecState.Running) { |
| b.start(); |
| } |
| |
| System.out.println("Recording a is " + a.getState() + ". Event is " + enableStateA); |
| System.out.println("Recording b is " + b.getState() + ". Event is " + enableStateB); |
| // an event is enabled if at least one recording is running |
| // and the event is on by default or has been enabled. |
| boolean aEnabled = recStateA == RecState.Running && enableStateA == EnableState.Enabled; |
| boolean bEnabled = recStateB == RecState.Running && enableStateB == EnableState.Enabled; |
| boolean enabled = aEnabled || bEnabled; |
| System.out.println("Expected enablement: " + enabled); |
| System.out.println(); |
| assertEnablement(enabled); |
| if (recStateA == RecState.Running) { |
| a.stop(); |
| } |
| if (recStateB == RecState.Running) { |
| b.stop(); |
| } |
| assertEnablement(false); // no recording running |
| a.close(); |
| b.close(); |
| } |
| |
| private static void assertEnablement(boolean enabled) { |
| Asserts.assertEQ(EventType.getEventType(MyEvent.class).isEnabled(), enabled, "Event enablement not as expected"); |
| } |
| |
| @SuppressWarnings("unused") |
| private static class MyEvent extends Event { |
| public String msg; |
| } |
| |
| } |