修改：去除多余依赖

src/com/zdemo/Event.java

@@ -1,12 +1,31 @@
 package com.zdemo;
 
-import lombok.Getter;
-import lombok.Setter;
-
-@Getter
-@Setter
 public class Event<V> {
     private String topic;
     private String key;
     private V value;
+
+    public String getTopic() {
+        return topic;
+    }
+
+    public void setTopic(String topic) {
+        this.topic = topic;
+    }
+
+    public String getKey() {
+        return key;
+    }
+
+    public void setKey(String key) {
+        this.key = key;
+    }
+
+    public V getValue() {
+        return value;
+    }
+
+    public void setValue(V value) {
+        this.value = value;
+    }
 }