Writing docs.

@@ -112,7 +112,7 @@ public class CIMClient {
             LOGGER.error("连接失败", e);
         }
         if (future.isSuccess()) {
-            echoService.echo("start cim client success!");
+            echoService.echo("Start cim client success!");
             LOGGER.info("启动 cim client 成功");
         }
         channel = (SocketChannel) future.channel();

@@ -8,7 +8,7 @@ swagger.enable = true
 
 logging.level.root=error
 
-#消息记录存放路径
+# 消息记录存放路径
 cim.msg.logger.path = /opt/logs/cim/
 
 
@@ -45,7 +45,7 @@ cim.server.online.user.url=http://localhost:8083/onlineUser
 cim.clear.route.request.url=http://localhost:8083/offLine
 
 # 客户端唯一ID
-cim.user.id=1566914867344
+cim.user.id=1586617710861
 cim.user.userName=zhangsan
 
 # 回调线程队列大小

@@ -49,7 +49,7 @@ public class CIMServerHandle extends SimpleChannelInboundHandler<CIMRequestProto
         //可能出现业务判断离线后再次触发 channelInactive
         CIMUserInfo userInfo = SessionSocketHolder.getUserId((NioSocketChannel) ctx.channel());
         if (userInfo != null){
-            LOGGER.warn("[{}]触发 channelInactive 掉线!",userInfo.getUserName());
+            LOGGER.warn("[{}] trigger channelInactive offline!",userInfo.getUserName());
             userOffLine(userInfo, (NioSocketChannel) ctx.channel());
             ctx.channel().close();
         }
@@ -77,7 +77,7 @@ public class CIMServerHandle extends SimpleChannelInboundHandler<CIMRequestProto
      * @throws IOException
      */
     private void userOffLine(CIMUserInfo userInfo, NioSocketChannel channel) throws IOException {
-        LOGGER.info("用户[{}]下线", userInfo.getUserName());
+        LOGGER.info("account [{}] offline!", userInfo.getUserName());
         SessionSocketHolder.remove(channel);
         SessionSocketHolder.removeSession(userInfo.getUserId());
 

@@ -61,7 +61,7 @@ public class CIMServer {
 
         ChannelFuture future = bootstrap.bind().sync();
         if (future.isSuccess()) {
-            LOGGER.info("启动 cim server 成功");
+            LOGGER.info("Start cim server success!!!");
         }
     }
 
@@ -85,7 +85,7 @@ public class CIMServer {
         NioSocketChannel socketChannel = SessionSocketHolder.get(sendMsgReqVO.getUserId());
 
         if (null == socketChannel) {
-            throw new NullPointerException("客户端[" + sendMsgReqVO.getUserId() + "]不在线！");
+            LOGGER.error("client {} offline!", sendMsgReqVO.getUserId());
         }
         CIMRequestProto.CIMReqProtocol protocol = CIMRequestProto.CIMReqProtocol.newBuilder()
                 .setRequestId(sendMsgReqVO.getUserId())
@@ -95,6 +95,6 @@ public class CIMServer {
 
         ChannelFuture future = socketChannel.writeAndFlush(protocol);
         future.addListener((ChannelFutureListener) channelFuture ->
-                LOGGER.info("服务端手动发送 Google Protocol 成功={}", sendMsgReqVO.toString()));
+                LOGGER.info("server push msg:[{}]", sendMsgReqVO.toString()));
     }
 }