1 /*
   2  * Copyright (c) 2015, 2019, 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.annotations;
  27 
  28 import jdk.jfr.AnnotationElement;
  29 import jdk.jfr.BooleanFlag;
  30 import jdk.jfr.Category;
  31 import jdk.jfr.ContentType;
  32 import jdk.jfr.Description;
  33 import jdk.jfr.Enabled;
  34 import jdk.jfr.Experimental;
  35 import jdk.jfr.Frequency;
  36 import jdk.jfr.Label;
  37 import jdk.jfr.MemoryAddress;
  38 import jdk.jfr.DataAmount;
  39 import jdk.jfr.MetadataDefinition;
  40 import jdk.jfr.Name;
  41 import jdk.jfr.Percentage;
  42 import jdk.jfr.Period;
  43 import jdk.jfr.Registered;
  44 import jdk.jfr.Relational;
  45 import jdk.jfr.StackTrace;
  46 import jdk.jfr.Threshold;
  47 import jdk.jfr.Timespan;
  48 import jdk.jfr.Timestamp;
  49 import jdk.jfr.TransitionFrom;
  50 import jdk.jfr.TransitionTo;
  51 import jdk.jfr.Unsigned;
  52 import jdk.testlibrary.Asserts;
  53 
  54 /*
  55  * @test
  56  * @key jfr
  57  * @library /lib/testlibrary
  58  * @run main/othervm jdk.jfr.api.metadata.annotations.TestTypesIdentical
  59  */
  60 public class TestTypesIdentical {
  61 
  62     @MetadataDefinition
  63     @interface CustomAnnotation {
  64         String value();
  65     }
  66 
  67     private static Class<?>[] predefinedAnnotations = {
  68         Category.class, Enabled.class,  Frequency.class,  DataAmount.class,  Percentage.class,  StackTrace.class,  Timestamp.class,  Unsigned.class,
  69         ContentType.class,  Experimental.class,  Label.class, Registered.class, Period.class, Threshold.class,  TransitionFrom.class,
  70         Description.class, BooleanFlag.class,  MemoryAddress.class,  Name.class,  Relational.class, Timespan.class, TransitionTo.class
  71     };
  72 
  73     @SuppressWarnings("unchecked")
  74     public static void main(String[] args) throws Exception {
  75 
  76         for(Class<?> clz : predefinedAnnotations) {
  77             System.out.println("Testing class " + clz);
  78             assertTypeId((Class<? extends java.lang.annotation.Annotation>) clz);
  79         }
  80         assertTypeId(CustomAnnotation.class);
  81     }
  82 
  83     private static void assertTypeId(Class<? extends java.lang.annotation.Annotation> clz) {
  84         AnnotationElement a1, a2;
  85         try {
  86             a1 = new AnnotationElement(clz, "value");
  87             a2 = new AnnotationElement(clz, "value2");
  88         } catch(IllegalArgumentException x) {
  89             a1 = new AnnotationElement(clz);
  90             a2 = new AnnotationElement(clz);
  91         }
  92         Asserts.assertEquals(a1.getTypeId(), a2.getTypeId());
  93     }
  94 }