2 files changed, 37 insertions, 0 deletions
diff --git a/juick-server/src/main/java/com/juick/service/activities/ActivityListener.java b/juick-server/src/main/java/com/juick/service/activities/ActivityListener.java
new file mode 100644
index 00000000..f89b401d
--- /dev/null
+++ b/juick-server/src/main/java/com/juick/service/activities/ActivityListener.java
@@ -0,0 +1,10 @@
+package com.juick.service.activities;
+
+import org.springframework.context.event.EventListener;
+
+public interface ActivityListener {
+    @EventListener
+    void processFollowEvent(FollowEvent event);
+    @EventListener
+    void undoFollowEvent(UndoFollowEvent event);
+}
diff --git a/juick-server/src/main/java/com/juick/service/activities/UndoFollowEvent.java b/juick-server/src/main/java/com/juick/service/activities/UndoFollowEvent.java
new file mode 100644
index 00000000..fa162b2e
--- /dev/null
+++ b/juick-server/src/main/java/com/juick/service/activities/UndoFollowEvent.java
@@ -0,0 +1,27 @@
+package com.juick.service.activities;
+
+import com.juick.server.api.activity.model.activities.Follow;
+import org.springframework.context.ApplicationEvent;
+
+public class UndoFollowEvent extends ApplicationEvent {
+    private String actor;
+    private Follow followRequest;
+    /**
+     * Create a new ApplicationEvent.
+     *
+     * @param source the object on which the event initially occurred (never {@code null})
+     */
+    public UndoFollowEvent(Object source, String actor, Follow object) {
+        super(source);
+        this.actor = actor;
+        this.followRequest = object;
+    }
+
+    public String getActor() {
+        return actor;
+    }
+
+    public Follow getFollowRequest() {
+        return followRequest;
+    }
+}