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 java.lang.annotation.ElementType;
  29 import java.lang.annotation.Retention;
  30 import java.lang.annotation.RetentionPolicy;
  31 import java.lang.annotation.Target;
  32 
  33 import jdk.jfr.AnnotationElement;
  34 import jdk.jfr.ContentType;
  35 import jdk.jfr.Event;
  36 import jdk.jfr.EventType;
  37 import jdk.jfr.MetadataDefinition;
  38 import jdk.jfr.Timespan;
  39 import jdk.test.lib.Asserts;
  40 import jdk.test.lib.jfr.Events;
  41 
  42 /*
  43  * @test
  44  * @key jfr

  45  * @library /test/lib
  46  * @run main/othervm jdk.jfr.api.metadata.annotations.TestContentType
  47  */
  48 public class TestContentType {
  49     @ContentType
  50     @MetadataDefinition
  51     @Target({ ElementType.FIELD })
  52     @Retention(RetentionPolicy.RUNTIME)
  53     @interface Temperature {
  54     }
  55 
  56     static class SunnyDay extends Event {
  57         String day;
  58         @Temperature
  59         float max;
  60         @Timespan
  61         float hours;
  62     }
  63 
  64     public static void main(String[] args) throws Exception {

  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 java.lang.annotation.ElementType;
  29 import java.lang.annotation.Retention;
  30 import java.lang.annotation.RetentionPolicy;
  31 import java.lang.annotation.Target;
  32 
  33 import jdk.jfr.AnnotationElement;
  34 import jdk.jfr.ContentType;
  35 import jdk.jfr.Event;
  36 import jdk.jfr.EventType;
  37 import jdk.jfr.MetadataDefinition;
  38 import jdk.jfr.Timespan;
  39 import jdk.test.lib.Asserts;
  40 import jdk.test.lib.jfr.Events;
  41 
  42 /**
  43  * @test
  44  * @key jfr
  45  * @requires vm.hasJFR
  46  * @library /test/lib
  47  * @run main/othervm jdk.jfr.api.metadata.annotations.TestContentType
  48  */
  49 public class TestContentType {
  50     @ContentType
  51     @MetadataDefinition
  52     @Target({ ElementType.FIELD })
  53     @Retention(RetentionPolicy.RUNTIME)
  54     @interface Temperature {
  55     }
  56 
  57     static class SunnyDay extends Event {
  58         String day;
  59         @Temperature
  60         float max;
  61         @Timespan
  62         float hours;
  63     }
  64 
  65     public static void main(String[] args) throws Exception {