diff --git a/src/main/java/com/example/mina/client/base/AbstractVirtualBoxClientHandler.java b/src/main/java/com/example/mina/client/base/AbstractVirtualBoxClientHandler.java
index c0702e5..38b905a 100644
--- a/src/main/java/com/example/mina/client/base/AbstractVirtualBoxClientHandler.java
+++ b/src/main/java/com/example/mina/client/base/AbstractVirtualBoxClientHandler.java
@@ -48,7 +48,7 @@ public abstract class AbstractVirtualBoxClientHandler<RECEIVE extends BaseReceiv
         System.out.println("客户端messageReceived被调用！");
 
         System.out.println("client端接收信息：" + new String(receiveMessage.getReceiveMessage(), StandardCharsets.UTF_8));
-        LogUtils.println("client端接收信息hex：" + receiveMessage.getReceiveMessage());
+        LogUtils.println("client端接收信息hex：" , receiveMessage.getReceiveMessage());
     }
 
     @Override
diff --git a/src/main/java/com/example/mina/client/test/ClientHandler.java b/src/main/java/com/example/mina/client/test/ClientHandler.java
deleted file mode 100644
index 36ee10a..0000000
--- a/src/main/java/com/example/mina/client/test/ClientHandler.java
+++ /dev/null
@@ -1,44 +0,0 @@
-package com.example.mina.client.test;
-
-import org.apache.mina.core.service.IoHandler;
-import org.apache.mina.core.service.IoHandlerAdapter;
-import org.apache.mina.core.session.IdleStatus;
-import org.apache.mina.core.session.IoSession;
-import org.apache.mina.filter.FilterEvent;
-
-public class ClientHandler extends IoHandlerAdapter {
-
-    @Override
-    public void sessionOpened(IoSession session) throws Exception {
-        System.out.println("incomming 客户端: " + session.getRemoteAddress());
-        //session.write("i am coming");
-    }
-
-    @Override
-    public void exceptionCaught(IoSession session, Throwable cause)
-            throws Exception {
-        System.out.println("客户端发送信息异常....");
-    }
-
-    // 当客户端发送消息到达时
-    @Override
-    public void messageReceived(IoSession session, Object message)
-            throws Exception {
-
-        System.out.println("服务器返回的数据：" + message.toString());
-    }
-
-    @Override
-    public void sessionClosed(IoSession session) throws Exception {
-        System.out.println("客户端与服务端断开连接.....");
-    }
-
-    @Override
-    public void sessionCreated(IoSession session) throws Exception {
-        // TODO Auto-generated method stub
-        System.out
-                .println("one Client Connection" + session.getRemoteAddress());
-        session.write("RA 121 456");
-    }
-
-}
--
libgit2 0.21.2