2 files changed, 23 insertions, 5 deletions
diff --git a/juick-common/src/main/java/com/juick/service/component/MessageReadEvent.java b/juick-common/src/main/java/com/juick/service/component/MessageReadEvent.java
index 82cfadd5a..b314b89b6 100644
--- a/juick-common/src/main/java/com/juick/service/component/MessageReadEvent.java
+++ b/juick-common/src/main/java/com/juick/service/component/MessageReadEvent.java
@@ -4,22 +4,24 @@ import com.juick.Message;
 import com.juick.User;
 import org.springframework.context.ApplicationEvent;
 
+import java.util.List;
+
 public class MessageReadEvent extends ApplicationEvent {
-    private User user;
+    private List<User> users;
     private Message message;
     /**
      * Create a new ApplicationEvent.
      *
      * @param source the object on which the event initially occurred (never {@code null})
      */
-    public MessageReadEvent(Object source, User user, Message message) {
+    public MessageReadEvent(Object source, List<User> users, Message message) {
         super(source);
-        this.user = user;
+        this.users = users;
         this.message = message;
     }
 
-    public User getUser() {
-        return user;
+    public List<User> getUsers() {
+        return users;
     }
 
     public Message getMessage() {
diff --git a/juick-common/src/main/java/com/juick/service/component/NotificationListener.java b/juick-common/src/main/java/com/juick/service/component/NotificationListener.java
new file mode 100644
index 000000000..e4ccb13bd
--- /dev/null
+++ b/juick-common/src/main/java/com/juick/service/component/NotificationListener.java
@@ -0,0 +1,16 @@
+package com.juick.service.component;
+
+import org.springframework.context.event.EventListener;
+
+public interface NotificationListener {
+    @EventListener
+    void processMessageEvent(MessageEvent messageEvent);
+    @EventListener
+    void processSubscribeEvent(SubscribeEvent subscribeEvent);
+    @EventListener
+    void processLikeEvent(LikeEvent likeEvent);
+    @EventListener
+    void processPingEvent(PingEvent pingEvent);
+    @EventListener
+    void processMessageReadEvent(MessageReadEvent messageReadEvent);
+}