1 /* 2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.jfr.api.recording.time; 27 28 import java.time.Instant; 29 30 import jdk.jfr.Recording; 31 import jdk.test.lib.Asserts; 32 33 /* 34 * @test 35 * @key jfr 36 * @summary Test recording times with concurrent recordings 37 * @library /test/lib 38 * @run main/othervm jdk.jfr.api.recording.time.TestTimeMultiple 39 */ 40 41 public class TestTimeMultiple { 42 43 public static void main(String[] args) throws Throwable { 44 Recording rA = new Recording(); 45 Asserts.assertNull(rA.getStartTime(), "getStartTime() not null before start"); 46 Asserts.assertNull(rA.getStopTime(), "getStopTime() not null before start"); 47 48 final Instant beforeStartA = Instant.now(); 49 rA.start(); 50 final Instant afterStartA = Instant.now(); 51 52 Recording rB = new Recording(); 53 Asserts.assertNull(rB.getStartTime(), "getStartTime() not null before start"); 54 Asserts.assertNull(rB.getStopTime(), "getStopTime() not null before start"); 55 56 final Instant beforeStartB = Instant.now(); 57 rB.start(); 58 final Instant afterStartB = Instant.now(); 59 60 final Instant beforeStopB = Instant.now(); 61 rB.stop(); 62 final Instant afterStopB = Instant.now(); 63 64 final Instant beforeStopA = Instant.now(); 65 rA.stop(); 66 final Instant afterStopA = Instant.now(); 67 68 rA.close(); 69 rB.close(); 70 71 Asserts.assertNotNull(rA.getStartTime(), "getStartTime() null after start"); 72 Asserts.assertNotNull(rA.getStopTime(), "getStopTime() null after stop"); 73 Asserts.assertGreaterThanOrEqual(rA.getStartTime(), beforeStartA, "getStartTime() < beforeStart"); 74 Asserts.assertLessThanOrEqual(rA.getStartTime(), afterStartA, "getStartTime() > afterStart"); 75 Asserts.assertGreaterThanOrEqual(rA.getStopTime(), beforeStopA, "getStopTime() < beforeStop"); 76 Asserts.assertLessThanOrEqual(rA.getStopTime(), afterStopA, "getStopTime() > afterStop"); 77 78 Asserts.assertNotNull(rB.getStartTime(), "getStartTime() null after start"); 79 Asserts.assertNotNull(rB.getStopTime(), "getStopTime() null after stop"); 80 Asserts.assertGreaterThanOrEqual(rB.getStartTime(), beforeStartB, "getStartTime() < beforeStart"); 81 Asserts.assertLessThanOrEqual(rB.getStartTime(), afterStartB, "getStartTime() > afterStart"); 82 Asserts.assertGreaterThanOrEqual(rB.getStopTime(), beforeStopB, "getStopTime() < beforeStop"); 83 Asserts.assertLessThanOrEqual(rB.getStopTime(), afterStopB, "getStopTime() > afterStop"); 84 } 85 86 }