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.metadata.eventtype;
  27 
  28 import java.util.List;
  29 
  30 import jdk.jfr.Category;
  31 import jdk.jfr.Event;
  32 import jdk.jfr.EventType;
  33 import jdk.test.lib.Asserts;
  34 
  35 /**
  36  * @test
  37  * @summary Test setName().
  38  * @key jfr
  39  * @requires vm.hasJFR
  40  * @library /test/lib
  41  * @run main/othervm jdk.jfr.api.metadata.eventtype.TestGetCategory
  42  */
  43 public class TestGetCategory {
  44 
  45     public static void main(String[] args) throws Throwable {
  46 
  47         List<String> noCategory = EventType.getEventType(NoCategory.class).getCategoryNames();
  48         System.out.println("noCategory=" + noCategory);
  49         Asserts.assertEquals(noCategory.size(), 1, "Wrong default category");
  50         Asserts.assertEquals(noCategory.get(0), "Uncategorized", "Wrong default category");
  51 
  52         List<String>  withCategory = EventType.getEventType(WithCategory.class).getCategoryNames();
  53         Asserts.assertEquals(withCategory.size(), 4, "Wrong category");
  54         Asserts.assertEquals(withCategory.get(0), "Category", "Wrong category");
  55         Asserts.assertEquals(withCategory.get(1), "A", "Wrong category");
  56         Asserts.assertEquals(withCategory.get(2), "B", "Wrong category");
  57         Asserts.assertEquals(withCategory.get(3), "C", "Wrong category");
  58     }
  59 
  60     private static class NoCategory extends Event {
  61         @SuppressWarnings("unused")
  62         public byte myByte;
  63     }
  64 
  65     @Category({"Category", "A", "B", "C"})
  66     private static class WithCategory extends Event {
  67         @SuppressWarnings("unused")
  68             public byte myByte;
  69     }
  70 }