// FILE: JavaAnn.java import java.lang.annotation.Retention; import java.lang.annotation.RetentionPolicy; @Retention(RetentionPolicy.RUNTIME) @interface JavaAnn { String[] value(); } // FILE: 1.kt @JavaAnn class MyClass1 @JavaAnn() class MyClass2 @JavaAnn("asd") class MyClass3 @JavaAnn(*arrayOf()) class MyClass4 fun box(): String { val value1 = MyClass1::class.java.getAnnotation(JavaAnn::class.java).value if (value1.size != 0) return "fail1: ${value1.size}" val value2 = MyClass2::class.java.getAnnotation(JavaAnn::class.java).value if (value2.size != 0) return "fail2: ${value2.size}" val value3 = MyClass3::class.java.getAnnotation(JavaAnn::class.java).value if (value3.size != 1) return "fail3: ${value3.size}" if (value3[0] != "asd") return "fail4: ${value3[0]}" val value4 = MyClass4::class.java.getAnnotation(JavaAnn::class.java).value if (value4.size != 0) return "fail 5: ${value4.size}" return "OK" }