diff --git a/examples/helloworld/dubbo/java-server/src/main/java/com/ikurento/user/UserProviderImpl.java b/examples/helloworld/dubbo/java-server/src/main/java/com/ikurento/user/UserProviderImpl.java
index 200f8926196bf16a5af6ce2aa71665b71d14e43e..ddbccab37bbe2cc59b584e59ef317d5bdaeae32d 100644
--- a/examples/helloworld/dubbo/java-server/src/main/java/com/ikurento/user/UserProviderImpl.java
+++ b/examples/helloworld/dubbo/java-server/src/main/java/com/ikurento/user/UserProviderImpl.java
@@ -2,22 +2,11 @@ package com.ikurento.user;
 
 // ref: https://github.com/JoeCao/dubbo_jsonrpc_example/tree/master/dubbo_server/src/main/java/com/ofpay/demo/api
 
-import java.util.HashMap;
-import java.util.Map;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 public class UserProviderImpl implements UserProvider {
     private static final Logger LOG = LoggerFactory.getLogger("UserLogger"); // 输出到user-server.log
-    Map<String, User> userMap = new HashMap<String, User>();
-
-    public UserProviderImpl() {
-        userMap.put("A001", new User("A001", "demo-zhangsan", 18));
-        userMap.put("A002", new User("A002", "demo-lisi", 20));
-        userMap.put("A003", new User("A003", "demo-lily", 23));
-        userMap.put("A004", new User("A004", "demo-lisa", 32));
-    }
-
 
     public User GetUser(String userId) {
         return new User(userId, "zhangsan", 18);