import java.lang.annotation.*;
import java.util.List;

public class Test {

    void test() {
        List<@RTA @RTA String> a = null;
    }

    @Repeatable(RTAs.class) @Target({ElementType.TYPE_USE, ElementType.TYPE_PARAMETER})@Retention(RetentionPolicy.RUNTIME) @interface RTA {}
    @Target({ElementType.TYPE_USE, ElementType.TYPE_PARAMETER})@Retention(RetentionPolicy.RUNTIME) @interface RTAs { RTA[] value(); }
}