| /* |
| * 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.recording.event; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import jdk.jfr.Recording; |
| import jdk.test.lib.jfr.SimpleEventHelper; |
| |
| /* |
| * @test |
| * @summary Enable, disable, enable event during recording. |
| * @key jfr |
| * @library /test/lib |
| * @run main/othervm jdk.jfr.api.recording.event.TestReEnableClass |
| */ |
| public class TestReEnableClass { |
| |
| public static void main(String[] args) throws Throwable { |
| test(false); |
| test(true); |
| } |
| |
| // Loop and enable/disable events. |
| // Verify recording only contains event created during enabled. |
| private static void test(boolean isEnabled) throws Exception { |
| System.out.println("Start with isEnabled = " + isEnabled); |
| |
| List<Integer> expectedIds = new ArrayList<>(); |
| Recording r = new Recording(); |
| SimpleEventHelper.enable(r, isEnabled); |
| r.start(); |
| |
| for (int i = 0; i < 10; ++i) { |
| SimpleEventHelper.createEvent(i); |
| if (isEnabled) { |
| expectedIds.add(i); |
| } |
| isEnabled = !isEnabled; |
| SimpleEventHelper.enable(r, isEnabled); |
| } |
| |
| r.stop(); |
| SimpleEventHelper.createEvent(100); |
| |
| int[] ids = new int[expectedIds.size()]; |
| for (int i = 0; i < expectedIds.size(); ++i) { |
| ids[i] = expectedIds.get(i); |
| } |
| SimpleEventHelper.verifyEvents(r, ids); |
| |
| r.close(); |
| } |
| |
| } |