diff --git a/src/main/java/com/bwie/lx/ClientHandler.java b/src/main/java/com/bwie/lx/ClientHandler.java
index 650e024..e842a13 100644
--- a/src/main/java/com/bwie/lx/ClientHandler.java
+++ b/src/main/java/com/bwie/lx/ClientHandler.java
@@ -7,10 +7,8 @@ import java.io.*;
 import java.lang.reflect.Field;
 import java.net.Socket;
 import java.nio.charset.StandardCharsets;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.Comparator;
-import java.util.List;
+import java.text.SimpleDateFormat;
+import java.util.*;
 import java.util.stream.Collectors;
 
 /**
@@ -263,6 +261,17 @@ class ClientHandler implements Runnable {
         return back;
     }
 
+    public String getDate(){
+        Date date = new Date();
+        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+        return simpleDateFormat.format(date);
+    }
+
+    public String insertBookInfo(String clientMessage){
+        String substring = clientMessage.substring(clientMessage.indexOf("BookInfo(") + 9, clientMessage.indexOf(")"));
+        return null;
+    }
+
     @Override
     public void run() {
         try {
@@ -273,6 +282,10 @@ class ClientHandler implements Runnable {
             String clientId = br.readLine();
             System.out.println("客户端名称：" + clientId);
             String clientMessage;
+            // 创建一个FileWriter对象来写入文件
+            FileWriter fileWriter = new FileWriter("D:\\work\\lx\\src\\main\\java\\com\\bwie\\lx\\txt\\log.txt");
+            // 创建一个BufferedWriter对象包装FileWriter，提高写入性能
+            BufferedWriter bufferedWriter = new BufferedWriter(fileWriter);
             while ((clientMessage = br.readLine()) != null) {
                 if (clientMessage.equals("exit")) {
                     System.out.println(clientId + "已断开连接");
@@ -280,7 +293,8 @@ class ClientHandler implements Runnable {
                 }
                 System.out.println("来自" + clientId + "的消息：" + clientMessage);
                 // 在这里处理收到的消息，并发送响应给客户端
-
+                bufferedWriter.write(getDate()+": 接收到的消息 -> "+clientMessage);
+                bufferedWriter.newLine();
                 //判断请求是否为查询
                 if (clientMessage.endsWith("；")){
                     pw.println("error:违法字符串:\"；\"");
@@ -291,27 +305,95 @@ class ClientHandler implements Runnable {
                     continue;
                 }
                 if (clientMessage.startsWith("select")){
+                    bufferedWriter.write(getDate()+": 匹配到的动作 -> 查询(select)");
+                    bufferedWriter.newLine();
+                    long staTime = new Date().getTime();
                     String bookString = getBookString(clientMessage);
+                    long endTime = new Date().getTime();
+                    if (bookString.contains("error")){
+                        bufferedWriter.write(getDate()+": 解析消息: "+bookString.substring(bookString.indexOf("error:")+6));
+                        bufferedWriter.newLine();
+                        bufferedWriter.write(getDate()+": [查询]操作执行完成耗时: "+(endTime-staTime)+"MS, [查询]结果: "+bookString.substring(bookString.indexOf("error:")+6));
+                        bufferedWriter.newLine();
+                    }else{
+                        bufferedWriter.write(getDate()+": 解析消息: 无问题");
+                        bufferedWriter.newLine();
+                        bufferedWriter.write(getDate()+": [查询]操作执行完成耗时: "+(endTime-staTime)+"MS, [查询]结果: "+bookString.substring(bookString.indexOf("success:")+8));
+                        bufferedWriter.newLine();
+                    }
                     pw.println(bookString);
                 } else
                 //判断请求是否为修改
                 if (clientMessage.startsWith("update")){
+                    bufferedWriter.write(getDate()+": 匹配到的动作 -> 修改(update)");
+                    bufferedWriter.newLine();
+                    long staTime = new Date().getTime();
+                    String bookString="";
+                    long endTime = new Date().getTime();
+                    if (bookString.contains("error")){
+                        bufferedWriter.write(getDate()+": 解析消息: "+bookString.substring(bookString.indexOf("error:")+6));
+                        bufferedWriter.newLine();
+                        bufferedWriter.write(getDate()+": [修改]操作执行完成耗时: "+(endTime-staTime)+"MS, [修改]结果: "+bookString.substring(bookString.indexOf("error:")+6));
+                        bufferedWriter.newLine();
+                    }else{
+                        bufferedWriter.write(getDate()+": 解析消息: 无问题");
+                        bufferedWriter.newLine();
+                        bufferedWriter.write(getDate()+": [修改]操作执行完成耗时: "+(endTime-staTime)+"MS, [修改]结果: 修改成功");
+                        bufferedWriter.newLine();
+                    }
                     pw.println("success:修改成功");
                 } else
                 //判断请求是否为删除
                 if (clientMessage.startsWith("delete")){
+                    bufferedWriter.write(getDate()+": 匹配到的动作 -> 删除(delete)");
+                    bufferedWriter.newLine();
+                    long staTime = new Date().getTime();
+                    String bookString="";
+                    long endTime = new Date().getTime();
+                    if (bookString.contains("error")){
+                        bufferedWriter.write(getDate()+": 解析消息: "+bookString.substring(bookString.indexOf("error:")+6));
+                        bufferedWriter.newLine();
+                        bufferedWriter.write(getDate()+": [删除]操作执行完成耗时: "+(endTime-staTime)+"MS, [删除结果: "+bookString.substring(bookString.indexOf("error:")+6));
+                        bufferedWriter.newLine();
+                    }else{
+                        bufferedWriter.write(getDate()+": 解析消息: 无问题");
+                        bufferedWriter.newLine();
+                        bufferedWriter.write(getDate()+": [删除]操作执行完成耗时: "+(endTime-staTime)+"MS, [删除]结果: 删除成功");
+                        bufferedWriter.newLine();
+                    }
                     pw.println("success:删除成功");
                 } else
                 //判断请求是否为添加
                 if (clientMessage.startsWith("insert")){
+                    bufferedWriter.write(getDate()+": 匹配到的动作 -> 添加(insert)");
+                    bufferedWriter.newLine();
+                    long staTime = new Date().getTime();
+                    String bookString=insertBookInfo(clientMessage);
+                    long endTime = new Date().getTime();
+                    if (bookString.contains("error")){
+                        bufferedWriter.write(getDate()+": 解析消息: "+bookString.substring(bookString.indexOf("error:")+6));
+                        bufferedWriter.newLine();
+                        bufferedWriter.write(getDate()+": [添加]操作执行完成耗时: "+(endTime-staTime)+"MS, [添加]结果: "+bookString.substring(bookString.indexOf("error:")+6));
+                        bufferedWriter.newLine();
+                    }else{
+                        bufferedWriter.write(getDate()+": 解析消息: 无问题");
+                        bufferedWriter.newLine();
+                        bufferedWriter.write(getDate()+": [添加]操作执行完成耗时: "+(endTime-staTime)+"MS, [添加]结果: 添加成功");
+                        bufferedWriter.newLine();
+                    }
                     pw.println("success:添加成功");
                 } else {
+                    bufferedWriter.write(getDate()+": 匹配到的动作 -> 无");
+                    bufferedWriter.newLine();
                     pw.println("error:请求格式错误");
+                    bufferedWriter.write(getDate()+": 解析消息: -> error:请求格式错误");
+                    bufferedWriter.newLine();
                 }
             }
 
             br.close();
             pw.close();
+            bufferedWriter.close();
             clientSocket.close();
         } catch (IOException e) {
             e.printStackTrace();
diff --git a/src/main/java/com/bwie/lx/txt/log.txt b/src/main/java/com/bwie/lx/txt/log.txt
new file mode 100644
index 0000000..9ee85b8
--- /dev/null
+++ b/src/main/java/com/bwie/lx/txt/log.txt
@@ -0,0 +1,12 @@
+2024-04-18 16:48:07: ���յ�����Ϣ -> select * from bookInfo;
+2024-04-18 16:48:07: ƥ�䵽�Ķ��� -> ��ѯ(select)
+2024-04-18 16:48:07: ������Ϣ: ������
+2024-04-18 16:48:07: [��ѯ]����ִ����ɺ�ʱ: 40MS, [��ѯ]���: id|name|author|type|country|price;1|��������|�޹���|�Ĵ�����|�й�|19.68;2|java���ŵ���н|������|�����鼮|�й�|36.89;3|javaweb|������|�����鼮|�й�|65.32;
+2024-04-18 16:48:16: ���յ�����Ϣ -> delete from bookInfo;
+2024-04-18 16:48:16: ƥ�䵽�Ķ��� -> ɾ��(delete)
+2024-04-18 16:48:16: ������Ϣ: ������
+2024-04-18 16:48:16: [ɾ��]����ִ����ɺ�ʱ: 0MS, [ɾ��]���: ɾ���ɹ�
+2024-04-18 16:48:41: ���յ�����Ϣ -> select * from bookInfo;
+2024-04-18 16:48:41: ƥ�䵽�Ķ��� -> ��ѯ(select)
+2024-04-18 16:48:41: ������Ϣ: ������
+2024-04-18 16:48:41: [��ѯ]����ִ����ɺ�ʱ: 1MS, [��ѯ]���: id|name|author|type|country|price;1|��������|�޹���|�Ĵ�����|�й�|19.68;2|java���ŵ���н|������|�����鼮|�й�|36.89;3|javaweb|������|�����鼮|�й�|65.32;