[ https://issues.apache.org/jira/browse/GROOVY-8234?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Paul King closed GROOVY-8234. ----------------------------- > Add @Repeatable java8 annotation support > ---------------------------------------- > > Key: GROOVY-8234 > URL: https://issues.apache.org/jira/browse/GROOVY-8234 > Project: Groovy > Issue Type: New Feature > Environment: groovy 2.4.11 > Reporter: Dmitry Lukyanov > Assignee: Paul King > Priority: Major > Fix For: 2.5.0-beta-2 > > > raised on stackoverflow: > https://stackoverflow.com/questions/44532632/is-the-repeatable-annotation-not-supported-by-groovy/44628119#44628119 > Problem: the following code in groovy 2.4.11 / java8 > {code} > @MyAnnotation(value = "val1") > @MyAnnotation(value = "val2") > void annotatedMethod() { println("annotated method called") } > {code} > should be compiled to this: > {code} > @MyAnnotationArray({@MyAnnotation("val1"), @MyAnnotation("val2")}) > void annotatedMethod() { println("annotated method called") } > {code} > but actually compiled to this: > {code} > @MyAnnotation(value = "val1") > @MyAnnotation(value = "val2") > void annotatedMethod() { println("annotated method called") } > {code} > The full groovy script to reproduce problem is below. > It throws exception: > {color:red}java.lang.annotation.AnnotationFormatError: Duplicate annotation > for class: interface MyAnnotation: @MyAnnotation(value=val2){color} > at line `List annos = m.getAnnotations()` > {code} > import java.lang.annotation.* > class MyClass > { > @MyAnnotation(value = "val1") > @MyAnnotation(value = "val2") > //change annotation to next line and the code will work > //@MyAnnotationArray( [@MyAnnotation("val1"), @MyAnnotation("val2")] ) > public void annotatedMethod() > { > System.out.println("annotated method called"); > } > public static void main(String... args) > { > MyClass ob = new MyClass() > ob.annotatedMethod() > java.lang.reflect.Method m = ob.getClass().getMethod("annotatedMethod") > List annos = m.getAnnotations() > println("annos = $annos") > } > } > @Target(ElementType.METHOD) > @Retention(RetentionPolicy.RUNTIME) > @Repeatable(MyAnnotationArray) > public @interface MyAnnotation > { > String value() default "val0"; > } > @Retention(RetentionPolicy.RUNTIME) > public @interface MyAnnotationArray > { > MyAnnotation[] value() > } > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)