package cn.cloudwalk.event.annotation; import java.lang.annotation.Documented; import java.lang.annotation.ElementType; import java.lang.annotation.Retention; import java.lang.annotation.RetentionPolicy; import java.lang.annotation.Target; import org.springframework.core.annotation.AliasFor; @Target({ElementType.TYPE}) @Retention(RetentionPolicy.RUNTIME) @Documented @EventTopicSuffix public @interface CustomTopic { String topic(); @AliasFor(annotation = EventTopicSuffix.class) String suffix() default ""; }