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.state;

    27 

    28 import java.time.Duration;

    29 import java.util.function.Consumer;

    30 

    31 import jdk.jfr.Recording;

    32 import jdk.test.lib.Asserts;

    33 

    34 /*

    35  * @test

    36  * @key jfr

    37  * @summary Test options in different states

    38  * @library /test/lib

    39  * @run main/othervm jdk.jfr.api.recording.state.TestOptionState

    40  */

    41 public class TestOptionState {

    42 

    43      //                                Name   Age    Size   Dur.   Dest.  Disk

    44     static boolean[] NEW =     arrayOf(true,  true,  true,  true,  true,  true);

    45     static boolean[] DELAYED = arrayOf(true,  true,  true,  true,  true,  true);

    46     static boolean[] RUNNING = arrayOf(true,  true,  true,  true,  true,  false);

    47     static boolean[] STOPPED = arrayOf(true,  true,  true,  false,  false, false);

    48     static boolean[] CLOSED =  arrayOf(false, false, false, false, false, false);

    49 

    50     public static void main(String[] args) throws Throwable {

    51       Recording r = new Recording();

    52       assertRecordingState(r, NEW);

    53       r.scheduleStart(Duration.ofHours(2));

    54       assertRecordingState(r, DELAYED);

    55       r.start();

    56       assertRecordingState(r, RUNNING);

    57       r.stop();

    58       assertRecordingState(r, STOPPED);

    59       r.close();

    60       assertRecordingState(r, CLOSED);

    61     }

    62 

    63     private static void assertRecordingState(Recording r, boolean[] states) throws Exception {

    64         assertOperation("setName", r, s -> s.setName("Test Name"), states[0]);

    65         assertOperation("setMaxAge", r, s -> s.setMaxAge(null), states[1]);

    66         assertOperation("setMaxSize", r, s -> s.setMaxSize(0), states[2]);

    67         assertOperation("setDuration", r, s -> s.setDuration(null), states[3]);

    68         assertOperation("setDestination", r, s -> {

    69             try {

    70             s.setDestination(null);

    71         } catch (IllegalStateException e) {

    72             throw e; // rethrow for testing

    73         } catch(Exception e) {

    74             throw new RuntimeException(e); // should not happen

    75         }}, states[4]);

    76         assertOperation("setTodisk", r, s -> s.setToDisk(true), states[5]);

    77     }

    78 

    79     private static void assertOperation(String opernationName, Recording s, Consumer<Recording> c, boolean ok) {

    80         try {

    81             c.accept(s);

    82             Asserts.assertTrue(ok, opernationName + " should throw ISE when recording is in state " + s.getState());

    83         } catch (IllegalStateException ise) {

    84             Asserts.assertFalse(ok, opernationName + " should not throw ISE when recording is in state " + s.getState());

    85         }

    86     }

    87 

    88     static boolean[] arrayOf(boolean... array) {

    89         return array;

    90     }

    91 }