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deleted file mode 100644
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deleted file mode 100644
index b26911b..0000000
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deleted file mode 100644
index 6560a98..0000000
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index 6fec8f4..0000000
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deleted file mode 100644
index 9eb8596..0000000
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deleted file mode 100644
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deleted file mode 100644
index 06441f4..0000000
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deleted file mode 100644
index 02897be..0000000
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deleted file mode 100644
index 11ddfba..0000000
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diff --git a/.idea/libraries/Maven__com_fasterxml_jackson_datatype_jackson_datatype_jdk8_2_9_7.xml b/.idea/libraries/Maven__com_fasterxml_jackson_datatype_jackson_datatype_jdk8_2_9_7.xml
deleted file mode 100644
index a5beee8..0000000
--- a/.idea/libraries/Maven__com_fasterxml_jackson_datatype_jackson_datatype_jdk8_2_9_7.xml
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diff --git a/.idea/libraries/Maven__com_fasterxml_jackson_datatype_jackson_datatype_jsr310_2_9_7.xml b/.idea/libraries/Maven__com_fasterxml_jackson_datatype_jackson_datatype_jsr310_2_9_7.xml
deleted file mode 100644
index 9bcce3b..0000000
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diff --git a/.idea/libraries/Maven__com_fasterxml_jackson_module_jackson_module_parameter_names_2_9_7.xml b/.idea/libraries/Maven__com_fasterxml_jackson_module_jackson_module_parameter_names_2_9_7.xml
deleted file mode 100644
index b9cc6e2..0000000
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deleted file mode 100644
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diff --git a/.idea/libraries/Maven__com_vaadin_external_google_android_json_0_0_20131108_vaadin1.xml b/.idea/libraries/Maven__com_vaadin_external_google_android_json_0_0_20131108_vaadin1.xml
deleted file mode 100644
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deleted file mode 100644
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deleted file mode 100644
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deleted file mode 100644
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deleted file mode 100644
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deleted file mode 100644
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--- a/.idea/libraries/Maven__net_bytebuddy_byte_buddy_agent_1_7_11.xml
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deleted file mode 100644
index b3d3858..0000000
--- a/.idea/libraries/Maven__net_minidev_accessors_smart_1_2.xml
+++ /dev/null
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deleted file mode 100644
index 1083023..0000000
--- a/.idea/libraries/Maven__net_minidev_json_smart_2_3.xml
+++ /dev/null
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diff --git a/.idea/libraries/Maven__org_apache_logging_log4j_log4j_api_2_10_0.xml b/.idea/libraries/Maven__org_apache_logging_log4j_log4j_api_2_10_0.xml
deleted file mode 100644
index cbe5ca7..0000000
--- a/.idea/libraries/Maven__org_apache_logging_log4j_log4j_api_2_10_0.xml
+++ /dev/null
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diff --git a/.idea/libraries/Maven__org_apache_logging_log4j_log4j_to_slf4j_2_10_0.xml b/.idea/libraries/Maven__org_apache_logging_log4j_log4j_to_slf4j_2_10_0.xml
deleted file mode 100644
index 1407c58..0000000
--- a/.idea/libraries/Maven__org_apache_logging_log4j_log4j_to_slf4j_2_10_0.xml
+++ /dev/null
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diff --git a/.idea/libraries/Maven__org_apache_tomcat_embed_tomcat_embed_core_8_5_34.xml b/.idea/libraries/Maven__org_apache_tomcat_embed_tomcat_embed_core_8_5_34.xml
deleted file mode 100644
index cc36a16..0000000
--- a/.idea/libraries/Maven__org_apache_tomcat_embed_tomcat_embed_core_8_5_34.xml
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diff --git a/.idea/libraries/Maven__org_apache_tomcat_embed_tomcat_embed_el_8_5_34.xml b/.idea/libraries/Maven__org_apache_tomcat_embed_tomcat_embed_el_8_5_34.xml
deleted file mode 100644
index 45668bd..0000000
--- a/.idea/libraries/Maven__org_apache_tomcat_embed_tomcat_embed_el_8_5_34.xml
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diff --git a/.idea/libraries/Maven__org_apache_tomcat_embed_tomcat_embed_websocket_8_5_34.xml b/.idea/libraries/Maven__org_apache_tomcat_embed_tomcat_embed_websocket_8_5_34.xml
deleted file mode 100644
index 1883840..0000000
--- a/.idea/libraries/Maven__org_apache_tomcat_embed_tomcat_embed_websocket_8_5_34.xml
+++ /dev/null
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diff --git a/.idea/libraries/Maven__org_assertj_assertj_core_3_9_1.xml b/.idea/libraries/Maven__org_assertj_assertj_core_3_9_1.xml
deleted file mode 100644
index 40adaaa..0000000
--- a/.idea/libraries/Maven__org_assertj_assertj_core_3_9_1.xml
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diff --git a/.idea/libraries/Maven__org_hamcrest_hamcrest_core_1_3.xml b/.idea/libraries/Maven__org_hamcrest_hamcrest_core_1_3.xml
deleted file mode 100644
index f58bbc1..0000000
--- a/.idea/libraries/Maven__org_hamcrest_hamcrest_core_1_3.xml
+++ /dev/null
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\ No newline at end of file
diff --git a/.idea/libraries/Maven__org_hamcrest_hamcrest_library_1_3.xml b/.idea/libraries/Maven__org_hamcrest_hamcrest_library_1_3.xml
deleted file mode 100644
index 78dbe45..0000000
--- a/.idea/libraries/Maven__org_hamcrest_hamcrest_library_1_3.xml
+++ /dev/null
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diff --git a/.idea/libraries/Maven__org_hibernate_validator_hibernate_validator_6_0_13_Final.xml b/.idea/libraries/Maven__org_hibernate_validator_hibernate_validator_6_0_13_Final.xml
deleted file mode 100644
index 2f57c13..0000000
--- a/.idea/libraries/Maven__org_hibernate_validator_hibernate_validator_6_0_13_Final.xml
+++ /dev/null
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diff --git a/.idea/libraries/Maven__org_jboss_logging_jboss_logging_3_3_2_Final.xml b/.idea/libraries/Maven__org_jboss_logging_jboss_logging_3_3_2_Final.xml
deleted file mode 100644
index 5f7dd01..0000000
--- a/.idea/libraries/Maven__org_jboss_logging_jboss_logging_3_3_2_Final.xml
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diff --git a/.idea/libraries/Maven__org_mockito_mockito_core_2_15_0.xml b/.idea/libraries/Maven__org_mockito_mockito_core_2_15_0.xml
deleted file mode 100644
index a742a6d..0000000
--- a/.idea/libraries/Maven__org_mockito_mockito_core_2_15_0.xml
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diff --git a/.idea/libraries/Maven__org_objenesis_objenesis_2_6.xml b/.idea/libraries/Maven__org_objenesis_objenesis_2_6.xml
deleted file mode 100644
index af41e3b..0000000
--- a/.idea/libraries/Maven__org_objenesis_objenesis_2_6.xml
+++ /dev/null
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diff --git a/.idea/libraries/Maven__org_ow2_asm_asm_5_0_4.xml b/.idea/libraries/Maven__org_ow2_asm_asm_5_0_4.xml
deleted file mode 100644
index 0bf8cf2..0000000
--- a/.idea/libraries/Maven__org_ow2_asm_asm_5_0_4.xml
+++ /dev/null
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diff --git a/.idea/libraries/Maven__org_projectlombok_lombok_1_16_22.xml b/.idea/libraries/Maven__org_projectlombok_lombok_1_16_22.xml
deleted file mode 100644
index 763e50d..0000000
--- a/.idea/libraries/Maven__org_projectlombok_lombok_1_16_22.xml
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diff --git a/.idea/libraries/Maven__org_skyscreamer_jsonassert_1_5_0.xml b/.idea/libraries/Maven__org_skyscreamer_jsonassert_1_5_0.xml
deleted file mode 100644
index c4c54d6..0000000
--- a/.idea/libraries/Maven__org_skyscreamer_jsonassert_1_5_0.xml
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diff --git a/.idea/libraries/Maven__org_slf4j_jul_to_slf4j_1_7_25.xml b/.idea/libraries/Maven__org_slf4j_jul_to_slf4j_1_7_25.xml
deleted file mode 100644
index 6073e53..0000000
--- a/.idea/libraries/Maven__org_slf4j_jul_to_slf4j_1_7_25.xml
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diff --git a/.idea/libraries/Maven__org_slf4j_slf4j_api_1_7_25.xml b/.idea/libraries/Maven__org_slf4j_slf4j_api_1_7_25.xml
deleted file mode 100644
index 20e8163..0000000
--- a/.idea/libraries/Maven__org_slf4j_slf4j_api_1_7_25.xml
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diff --git a/.idea/libraries/Maven__org_springframework_boot_spring_boot_starter_web_2_0_6_RELEASE.xml b/.idea/libraries/Maven__org_springframework_boot_spring_boot_starter_web_2_0_6_RELEASE.xml
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diff --git a/.idea/libraries/Maven__org_springframework_boot_spring_boot_test_2_0_6_RELEASE.xml b/.idea/libraries/Maven__org_springframework_boot_spring_boot_test_2_0_6_RELEASE.xml
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\ No newline at end of file
diff --git a/.mvn/wrapper/maven-wrapper.jar b/.mvn/wrapper/maven-wrapper.jar
deleted file mode 100644
index 9cc84ea..0000000
Binary files a/.mvn/wrapper/maven-wrapper.jar and /dev/null differ
diff --git a/.mvn/wrapper/maven-wrapper.properties b/.mvn/wrapper/maven-wrapper.properties
deleted file mode 100644
index 6c8c0e0..0000000
--- a/.mvn/wrapper/maven-wrapper.properties
+++ /dev/null
@@ -1 +0,0 @@
-distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip
diff --git a/README.md b/README.md
index 3e4a8d6..8e24096 100644
--- a/README.md
+++ b/README.md
@@ -343,10 +343,14 @@ ChannelFuture添加一个监听器，如果客户端连接服务端失败，调
 
 第二种情况是运行过程中 服务端突然挂掉了，这种情况我们在处理数据读写的Handler中实现，代码如下：
 ```java
+@Component
 @Slf4j
 public class HeartbeatHandler extends ChannelInboundHandlerAdapter {
+    private final NettyClient nettyClient;
     @Autowired
-    private NettyClient nettyClient;
+    public HeartbeatHandler(NettyClient nettyClient) {
+        this.nettyClient = nettyClient;
+    }
     @Override
     public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
         if (evt instanceof IdleStateEvent) {
diff --git a/src/main/java/com/pjmike/netty/client/HeartbeatHandler.java b/src/main/java/com/pjmike/netty/client/HeartbeatHandler.java
index a6b6b57..d9a823c 100644
--- a/src/main/java/com/pjmike/netty/client/HeartbeatHandler.java
+++ b/src/main/java/com/pjmike/netty/client/HeartbeatHandler.java
@@ -9,6 +9,7 @@
 import io.netty.handler.timeout.IdleStateEvent;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
 
 import java.util.UUID;
 import java.util.concurrent.TimeUnit;
@@ -17,10 +18,15 @@
  * @author pjmike
  * @create 2018-10-25 17:15
  */
+@Component
 @Slf4j
 public class HeartbeatHandler extends ChannelInboundHandlerAdapter {
+    private final NettyClient nettyClient;
     @Autowired
-    private NettyClient nettyClient;
+    public HeartbeatHandler(NettyClient nettyClient) {
+        this.nettyClient = nettyClient;
+    }
+
     @Override
     public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
         if (evt instanceof IdleStateEvent) {
diff --git a/src/main/java/com/pjmike/netty/server/NettyServer.java b/src/main/java/com/pjmike/netty/server/NettyServer.java
index 1ff9737..d23b3bf 100644
--- a/src/main/java/com/pjmike/netty/server/NettyServer.java
+++ b/src/main/java/com/pjmike/netty/server/NettyServer.java
@@ -6,6 +6,8 @@
 import io.netty.channel.EventLoopGroup;
 import io.netty.channel.nio.NioEventLoopGroup;
 import io.netty.channel.socket.nio.NioServerSocketChannel;
+import io.netty.util.concurrent.Future;
+import io.netty.util.concurrent.GenericFutureListener;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index c8ca5e7..f4c07e1 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -1,3 +1,3 @@
-netty.port=9090
+netty.port=9000
 netty.host=127.0.0.1
 server.port=7777
\ No newline at end of file