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.ArrayList;

    29 import java.util.List;

    30 

    31 import jdk.jfr.Description;

    32 import jdk.jfr.Event;

    33 import jdk.jfr.EventType;

    34 import jdk.jfr.FlightRecorder;

    35 import jdk.jfr.Label;

    36 import jdk.jfr.Name;

    37 import jdk.jfr.Recording;

    38 import jdk.jfr.SettingDescriptor;

    39 import jdk.management.jfr.EventTypeInfo;

    40 import jdk.management.jfr.FlightRecorderMXBean;

    41 import jdk.management.jfr.SettingDescriptorInfo;

    42 import jdk.test.lib.Asserts;

    43 import jdk.test.lib.jfr.Events;

    44 

    45 /*

    46  * @test

    47  * @key jfr

    48  * @summary Verifies that EventTypes from jmx and FlightRecorder are the same.

    49  * @library /test/lib /test/jdk

    50  * @run main/othervm jdk.jfr.jmx.TestEventTypes

    51  */

    52 public class TestEventTypes {

    53     public static void main(String[] args) throws Exception {

    54         FlightRecorderMXBean bean = JmxHelper.getFlighteRecorderMXBean();

    55         FlightRecorder jfr = FlightRecorder.getFlightRecorder();

    56 

    57         Recording r = new Recording();

    58         r.enable(MyEvent.class);

    59         new MyEvent(); // triggers <clinit>

    60         List<EventTypeInfo> infos = bean.getEventTypes();

    61         List<EventType> types = jfr.getEventTypes();

    62         Asserts.assertFalse(infos.isEmpty(), "No EventTypeInfos found");

    63         verifyMyEventType(infos);

    64         assertSame(infos, types);

    65         r.close();

    66     }

    67 

    68     @Name("MyEvent.name")

    69     @Label("MyEvent.label")

    70     @Description("MyEvent.description")

    71     private static class MyEvent extends Event {

    72         @Label("MyEvent.message")

    73         public String message;

    74     }

    75 

    76     private static void verifyMyEventType(List<EventTypeInfo> infos) {

    77         for (EventTypeInfo info : infos) {

    78             if ("MyEvent.name".equals(info.getName())) {

    79                 System.out.println("EventTypeInfo for MyEvent: " + info);

    80                 Asserts.assertEquals("MyEvent.label", info.getLabel());

    81                 Asserts.assertEquals("MyEvent.description", info.getDescription());

    82                 for (SettingDescriptorInfo si : info.getSettingDescriptors()) {

    83                     System.out.println("si=" + si);

    84                 }

    85                 return;

    86             }

    87         }

    88         Asserts.fail("Missing EventTypeInfo for MyEvent");

    89     }

    90 

    91     private static void assertSame(List<EventTypeInfo> infos, List<EventType> types) {

    92         List<Long> ids = new ArrayList<>();

    93         for (EventTypeInfo info : infos) {

    94             long id = info.getId();

    95             Asserts.assertFalse(ids.contains(id), "EventTypeInfo.id not unique:" + id);

    96             ids.add(id);

    97             boolean isFound = false;

    98             for (EventType type : types) {

    99                 if (type.getId() == id) {

   100                     assertSame(info, type);

   101                     isFound = true;

   102                     break;

   103                 }

   104             }

   105             if (!isFound) {

   106                 String msg = "No EventType for EventTypeInfo";

   107                 System.out.println(msg + ": " + info);

   108                 Asserts.fail(msg);

   109             }

   110         }

   111         Asserts.assertEquals(infos.size(), types.size(), "Number of EventTypeInfos != EventTypes");

   112     }

   113 

   114     private static void assertSame(EventTypeInfo ti, EventType t) {

   115         try {

   116             Asserts.assertEquals(ti.getId(), t.getId(), "Wrong id");

   117             Asserts.assertEquals(ti.getName(), t.getName(), "Wrong name");

   118             Asserts.assertEquals(ti.getLabel(), t.getLabel(), "Wrong label");

   119             Asserts.assertEquals(ti.getDescription(), t.getDescription(), "Wrong description");

   120             Asserts.assertEquals(ti.getCategoryNames(), t.getCategoryNames(), "Wrong category names");

   121 

   122             for (SettingDescriptorInfo si : ti.getSettingDescriptors()) {

   123                 String settingName = si.getName();

   124                 boolean isFound = false;

   125                 for (SettingDescriptor d : t.getSettingDescriptors()) {

   126                     if (settingName.equals(d.getName())) {

   127                         assertSame(si, d, t);

   128                         isFound = true;

   129                         break;

   130                     }

   131                 }

   132                 if (!isFound) {

   133                     Asserts.fail("No ValueDescriptor for SettingDescriptorInfo: " + si);

   134                 }

   135             }

   136         } catch (Exception e) {

   137             System.out.printf("EventTypeInfo != EventType%nEventTypeInfo=%s%nEventType=%s%n", ti, t);

   138             throw e;

   139         }

   140     }

   141 

   142     private static void assertSame(SettingDescriptorInfo si, SettingDescriptor d, EventType type) {

   143         try {

   144             Asserts.assertEquals(si.getName(), d.getName(), "Wrong name");

   145             Asserts.assertEquals(si.getLabel(), d.getLabel(), "Wrong label");

   146             Asserts.assertEquals(si.getTypeName(), d.getTypeName(), "Wrong typeName");

   147             Asserts.assertEquals(si.getDescription(), d.getDescription(), "Wrong description");

   148             String typeDefaultValue = Events.getSetting(type, si.getName()).getDefaultValue();

   149             Asserts.assertEquals(si.getDefaultValue(), typeDefaultValue, "Wrong defaultValue");

   150         } catch (Exception e) {

   151             System.out.printf("SettingDescriptorInfo != SettingDescriptor=%s%nValueDescriptor=%s%n", si, d);

   152             throw e;

   153         }

   154     }

   155 }