1 /* 2 * Copyright (c) 2013, 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.jmx; 27 28 import java.util.List; 29 30 import jdk.jfr.RecordingState; 31 import jdk.management.jfr.FlightRecorderMXBean; 32 import jdk.management.jfr.RecordingInfo; 33 import jdk.test.lib.jfr.CommonHelper; 34 import jdk.test.lib.jfr.VoidFunction; 35 36 /** 37 * @test 38 * @key jfr 39 * @requires vm.hasJFR 40 * @library /test/lib /test/jdk 41 * @run main/othervm jdk.jfr.jmx.TestRecordingStateInvalid 42 */ 43 public class TestRecordingStateInvalid { main(String[] args)44 public static void main(String[] args) throws Throwable { 45 FlightRecorderMXBean bean = JmxHelper.getFlighteRecorderMXBean(); 46 47 long recId = createRecording(bean); 48 verifyIllegalState(()->{ bean.stopRecording(recId); }, "Stop not started"); 49 50 startRecording(recId, bean); 51 verifyIllegalState(()->{ bean.startRecording(recId); }, "Start already started"); 52 53 stopRecording(recId, bean); 54 verifyIllegalState(()->{ bean.startRecording(recId); }, "Start already stopped"); 55 verifyIllegalState(()->{ bean.stopRecording(recId); }, "Stop already stopped"); 56 57 destroyRecording(recId, bean); 58 verifyIllegalArg(()->{ bean.startRecording(recId); }, "Start already destroyed"); 59 verifyIllegalArg(()->{ bean.stopRecording(recId); }, "Stop already destroyed"); 60 61 } 62 createRecording(FlightRecorderMXBean bean)63 private static long createRecording(FlightRecorderMXBean bean) throws Exception { 64 List<RecordingInfo> preCreateRecordings = bean.getRecordings(); 65 long recId = bean.newRecording(); 66 JmxHelper.verifyNotExists(recId, preCreateRecordings); 67 JmxHelper.verifyState(recId, RecordingState.NEW, bean); 68 return recId; 69 } 70 startRecording(long recId, FlightRecorderMXBean bean)71 private static void startRecording(long recId, FlightRecorderMXBean bean) throws Exception { 72 JmxHelper.verifyState(recId, RecordingState.NEW, bean); 73 bean.startRecording(recId); 74 JmxHelper.verifyState(recId, RecordingState.RUNNING, bean); 75 } 76 stopRecording(long recId, FlightRecorderMXBean bean)77 private static void stopRecording(long recId, FlightRecorderMXBean bean) throws Exception { 78 JmxHelper.verifyState(recId, RecordingState.RUNNING, bean); 79 bean.stopRecording(recId); 80 JmxHelper.verifyState(recId, RecordingState.STOPPED, bean); 81 } 82 destroyRecording(long recId, FlightRecorderMXBean bean)83 private static void destroyRecording(long recId, FlightRecorderMXBean bean) throws Exception { 84 JmxHelper.verifyState(recId, RecordingState.STOPPED, bean); 85 bean.closeRecording(recId); 86 JmxHelper.verifyNotExists(recId, bean.getRecordings()); 87 } 88 verifyIllegalState(VoidFunction f, String msg)89 private static void verifyIllegalState(VoidFunction f, String msg) throws Throwable { 90 CommonHelper.verifyException(f, msg, IllegalStateException.class); 91 } 92 verifyIllegalArg(VoidFunction f, String msg)93 private static void verifyIllegalArg(VoidFunction f, String msg) throws Throwable { 94 CommonHelper.verifyException(f, msg, IllegalArgumentException.class); 95 } 96 97 } 98