Extension.java

package com.alibaba.rocketmq.storm.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;

/**
 * @author Von Gosling
 */
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target({ ElementType.TYPE })
public @interface Extension {

    String value() default "";
}