日志文件：/home/myf/ch11.log 内容 2024年12月22日 星期日 23:27:21
<== Total: 1
==> Preparing: select * from emp_myf LIMIT ? ?
==> Parameters: 10(Long) 5(Integer)
<== Columns: id username password name gender image job entrydate dept_id create_time update_time
<== Row: 11 zhaomin 123456 赵敏 2 10.jpg 1 2013-09-05 1 2024-09-05 08:39:43 2024-09-05 08:39:43
<== Row: 12 luzhangke 123456 鹿杖客 1 11.jpg 5 2007-02-01 3 2024-09-05 08:39:43 2024-09-05 08:39:43
<== Row: 13 hebiweng 123456 鹤笔翁 1 12.jpg 5 2008-08-18 3 2024-09-05 08:39:43 2024-09-05 08:39:43
<== Row: 14 fangdongbai 123456 方东白 1 13.jpg 5 2012-11-01 3 2024-09-05 08:39:43 2024-09-05 08:39:43
<== Row: 18 chenyouliang 123456 陈友谅 1 17.jpg null 2015-03-21 null 2024-09-05 08:39:43 2024-09-05 08:39:43
<== Total: 5
Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@150eaf39]
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-05T11:07:09.016+08:00 INFO 1652 --- [ch11] [nio-8082-exec-7] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/emps/14
2024-11-05T11:07:09.017+08:00 INFO 1652 --- [ch11] [nio-8082-exec-7] c.myf.interceptor.LoginCheckInterceptor : 令牌合法 放行
2024-11-05T11:07:09.017+08:00 INFO 1652 --- [ch11] [nio-8082-exec-7] cn.myf.controller.EmpController : 根据ID査询员工信息，id:14
Creating a new SqlSession
SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@3aba1b8c] was not registered for synchronization because synchronization is not active
JDBC Connection [HikariProxyConnection@984314345 wrapping com.mysql.cj.jdbc.ConnectionImpl@4698755c] will not be managed by Spring
==> Preparing: select * from emp_myf where id = ?
==> Parameters: 14(Integer)
<== Columns: id username password name gender image job entrydate dept_id create_time update_time
<== Row: 14 fangdongbai 123456 方东白 1 13.jpg 5 2012-11-01 3 2024-09-05 08:39:43 2024-09-05 08:39:43
<== Total: 1
Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@3aba1b8c]
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-05T11:07:12.741+08:00 INFO 1652 --- [ch11] [nio-8082-exec-9] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/emps
2024-11-05T11:07:12.742+08:00 INFO 1652 --- [ch11] [nio-8082-exec-9] c.myf.interceptor.LoginCheckInterceptor : 令牌合法 放行
2024-11-05T11:07:12.743+08:00 INFO 1652 --- [ch11] [nio-8082-exec-9] cn.myf.controller.EmpController : 分页査询，参数:45
Creating a new SqlSession
SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@429e3d36] was not registered for synchronization because synchronization is not active
Cache Hit Ratio [SQL_CACHE]: 0.9411764705882353
JDBC Connection [HikariProxyConnection@476155328 wrapping com.mysql.cj.jdbc.ConnectionImpl@4698755c] will not be managed by Spring
==> Preparing: SELECT count(0) FROM emp_myf
==> Parameters:
<== Columns: count(0)
<== Row: 18
<== Total: 1
==> Preparing: select * from emp_myf LIMIT ? ?
==> Parameters: 15(Long) 5(Integer)
<== Columns: id username password name gender image job entrydate dept_id create_time update_time
<== Row: 19 myftongxue 123456 马同学 1 http://tlias.itheima.com/1.jpg 1 2015-09-18 1 2024-09-19 09:54:13 2024-09-19 09:54:13
<== Row: 20 maomao 123456 猫猫 2 https://web-mayifei.oss-cn-beijing.aliyuncs.com/88792138-53ab-4745-bde4-b443b8570bb9_mm.jpg 2 2024-09-19 1 2024-09-20 14:20:48 2024-09-20 14:20:48
<== Row: 22 du 123456 杜老师 1 https://web-mayifei.oss-cn-beijing.aliyuncs.com/3fd67349-c47b-42a7-8be4-e0492c6daf32.jpg 1 2024-11-19 1 2024-11-04 22:25:02 2024-11-04 22:25:02
<== Total: 3
Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@429e3d36]
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-05T11:07:14.377+08:00 INFO 1652 --- [ch11] [io-8082-exec-10] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/emps/20
2024-11-05T11:07:14.378+08:00 INFO 1652 --- [ch11] [io-8082-exec-10] c.myf.interceptor.LoginCheckInterceptor : 令牌合法 放行
2024-11-05T11:07:14.378+08:00 INFO 1652 --- [ch11] [io-8082-exec-10] cn.myf.controller.EmpController : 根据ID査询员工信息，id:20
Creating a new SqlSession
SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@5c65fb2f] was not registered for synchronization because synchronization is not active
JDBC Connection [HikariProxyConnection@2008858138 wrapping com.mysql.cj.jdbc.ConnectionImpl@4698755c] will not be managed by Spring
==> Preparing: select * from emp_myf where id = ?
==> Parameters: 20(Integer)
<== Columns: id username password name gender image job entrydate dept_id create_time update_time
<== Row: 20 maomao 123456 猫猫 2 https://web-mayifei.oss-cn-beijing.aliyuncs.com/88792138-53ab-4745-bde4-b443b8570bb9_mm.jpg 2 2024-09-19 1 2024-09-20 14:20:48 2024-09-20 14:20:48
<== Total: 1
Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@5c65fb2f]
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-05T11:07:19.252+08:00 INFO 1652 --- [ch11] [nio-8082-exec-2] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/upload
2024-11-05T11:07:19.253+08:00 INFO 1652 --- [ch11] [nio-8082-exec-2] c.myf.interceptor.LoginCheckInterceptor : 令牌合法 放行
2024-11-05T11:07:19.254+08:00 INFO 1652 --- [ch11] [nio-8082-exec-2] cn.myf.controller.UploadController : 文件上传，文件名:02598215fe851b39b378f2370699928872bd2d16_raw.jpg
2024-11-05T11:07:19.389+08:00 INFO 1652 --- [ch11] [nio-8082-exec-2] cn.myf.controller.UploadController : 文件上传完成文件访问的ur1:https://web-mayifei.oss-cn-beijing.aliyuncs.com/21971fc3-1661-4c33-b316-2510eb13a886.jpg
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-05T11:07:20.937+08:00 INFO 1652 --- [ch11] [nio-8082-exec-1] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/emps
2024-11-05T11:07:20.938+08:00 INFO 1652 --- [ch11] [nio-8082-exec-1] c.myf.interceptor.LoginCheckInterceptor : 令牌合法 放行
2024-11-05T11:07:20.939+08:00 INFO 1652 --- [ch11] [nio-8082-exec-1] cn.myf.controller.EmpController : 更新员工信息 :Emp(id=20 username=maomao password=123456 name=猫猫 gender=2 image=https://web-mayifei.oss-cn-beijing.aliyuncs.com/21971fc3-1661-4c33-b316-2510eb13a886.jpg job=2 entrydate=2024-09-19 deptId=1 createTime=2024-09-20T14:20:48 updateTime=2024-09-20T14:20:48)
Creating a new SqlSession
SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@6d552f7a] was not registered for synchronization because synchronization is not active
JDBC Connection [HikariProxyConnection@609014250 wrapping com.mysql.cj.jdbc.ConnectionImpl@4698755c] will not be managed by Spring
==> Preparing: update emp_myf SET username = ? password = ? name = ? gender =? image = ? entrydate =? job =? update_time =? dept_id =? where id =?
==> Parameters: maomao(String) 123456(String) 猫猫(String) 2(Short) https://web-mayifei.oss-cn-beijing.aliyuncs.com/21971fc3-1661-4c33-b316-2510eb13a886.jpg(String) 2024-09-19(LocalDate) 2(Short) 2024-09-20T14:20:48(LocalDateTime) 1(Integer) 20(Integer)
<== Updates: 1
Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@6d552f7a]
Creating a new SqlSession
SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@7d87e5cf] was not registered for synchronization because synchronization is not active
JDBC Connection [HikariProxyConnection@971848698 wrapping com.mysql.cj.jdbc.ConnectionImpl@4698755c] will not be managed by Spring
==> Preparing: insert into operate_log_myf (operate_user_id operate_user operate_time class_name method_name method_params return_value cost_time) values (? ? ? ? ? ? ? ?);
==> Parameters: 2(Integer) 金庸先生(String) 2024-11-05T11:07:20.940654344(LocalDateTime) cn.myf.service.impl.EmpServiceImpl(String) update(String) [Emp(id=20 username=maomao password=123456 name=猫猫 gender=2 image=https://web-mayifei.oss-cn-beijing.aliyuncs.com/21971fc3-1661-4c33-b316-2510eb13a886.jpg job=2 entrydate=2024-09-19 deptId=1 createTime=2024-09-20T14:20:48 updateTime=2024-09-20T14:20:48)](String) null(String) 10(Long)
<== Updates: 1
Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@7d87e5cf]
2024-11-05T11:07:20.955+08:00 INFO 1652 --- [ch11] [nio-8082-exec-1] cn.myf.aop.LogAspect : AOP记录操作日志: OperateLog(id=null operateUserId=2 operateUser=金庸先生 operateTime=2024-11-05T11:07:20.940654344 className=cn.myf.service.impl.EmpServiceImpl methodName=update methodParams=[Emp(id=20 username=maomao password=123456 name=猫猫 gender=2 image=https://web-mayifei.oss-cn-beijing.aliyuncs.com/21971fc3-1661-4c33-b316-2510eb13a886.jpg job=2 entrydate=2024-09-19 deptId=1 createTime=2024-09-20T14:20:48 updateTime=2024-09-20T14:20:48)] returnValue=null costTime=10)
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-05T11:07:21.059+08:00 INFO 1652 --- [ch11] [nio-8082-exec-3] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/emps
2024-11-05T11:07:21.060+08:00 INFO 1652 --- [ch11] [nio-8082-exec-3] c.myf.interceptor.LoginCheckInterceptor : 令牌合法 放行
2024-11-05T11:07:21.060+08:00 INFO 1652 --- [ch11] [nio-8082-exec-3] cn.myf.controller.EmpController : 分页査询，参数:45
Creating a new SqlSession
SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@7cc7cfb6] was not registered for synchronization because synchronization is not active
Cache Hit Ratio [SQL_CACHE]: 0.9444444444444444
JDBC Connection [HikariProxyConnection@543817575 wrapping com.mysql.cj.jdbc.ConnectionImpl@4698755c] will not be managed by Spring
==> Preparing: SELECT count(0) FROM emp_myf
==> Parameters:
<== Columns: count(0)
<== Row: 18
<== Total: 1
==> Preparing: select * from emp_myf LIMIT ? ?
==> Parameters: 15(Long) 5(Integer)
<== Columns: id username password name gender image job entrydate dept_id create_time update_time
<== Row: 19 myftongxue 123456 马同学 1 http://tlias.itheima.com/1.jpg 1 2015-09-18 1 2024-09-19 09:54:13 2024-09-19 09:54:13
<== Row: 20 maomao 123456 猫猫 2 https://web-mayifei.oss-cn-beijing.aliyuncs.com/21971fc3-1661-4c33-b316-2510eb13a886.jpg 2 2024-09-19 1 2024-09-20 14:20:48 2024-09-20 14:20:48
<== Row: 22 du 123456 杜老师 1 https://web-mayifei.oss-cn-beijing.aliyuncs.com/3fd67349-c47b-42a7-8be4-e0492c6daf32.jpg 1 2024-11-19 1 2024-11-04 22:25:02 2024-11-04 22:25:02
<== Total: 3
Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@7cc7cfb6]
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-05T21:50:56.475+08:00 INFO 1652 --- [ch11] [nio-8082-exec-4] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/index
2024-11-05T21:50:56.475+08:00 INFO 1652 --- [ch11] [nio-8082-exec-4] c.myf.interceptor.LoginCheckInterceptor : 请求头token为空返回未登录的信息
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-07T08:28:13.525+08:00 INFO 1652 --- [ch11] [nio-8082-exec-5] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/index
2024-11-07T08:28:13.526+08:00 INFO 1652 --- [ch11] [nio-8082-exec-5] c.myf.interceptor.LoginCheckInterceptor : 请求头token为空返回未登录的信息
Demo【马亦飞】拦截到了请求...放行后逻辑
2024-11-07T15:12:08.883+08:00 WARN 1652 --- [ch11] [l-1 housekeeper] com.zaxxer.hikari.pool.HikariPool : HikariPool-1 - Thread starvation or clock leap detected (housekeeper delta=1m4s137ms249µs29ns).
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-09T07:48:07.666+08:00 INFO 1652 --- [ch11] [nio-8082-exec-6] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/index
2024-11-09T07:48:07.667+08:00 INFO 1652 --- [ch11] [nio-8082-exec-6] c.myf.interceptor.LoginCheckInterceptor : 请求头token为空返回未登录的信息
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-09T23:40:35.462+08:00 INFO 1652 --- [ch11] [nio-8082-exec-8] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/index
2024-11-09T23:40:35.462+08:00 INFO 1652 --- [ch11] [nio-8082-exec-8] c.myf.interceptor.LoginCheckInterceptor : 请求头token为空返回未登录的信息
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-10T15:49:15.277+08:00 INFO 1652 --- [ch11] [nio-8082-exec-7] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/index
2024-11-10T15:49:15.277+08:00 INFO 1652 --- [ch11] [nio-8082-exec-7] c.myf.interceptor.LoginCheckInterceptor : 请求头token为空返回未登录的信息
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-11T16:30:40.597+08:00 INFO 1652 --- [ch11] [nio-8082-exec-9] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/index
2024-11-11T16:30:40.597+08:00 INFO 1652 --- [ch11] [nio-8082-exec-9] c.myf.interceptor.LoginCheckInterceptor : 请求头token为空返回未登录的信息
Demo【马亦飞】拦截到了请求...放行后逻辑
Demo 拦截到了请求...放行前逻辑【马亦飞】
2024-11-12T22:03:54.952+08:00 INFO 1652 --- [ch11] [io-8082-exec-10] c.myf.interceptor.LoginCheckInterceptor : 请求的url: http://localhost:8082/index
2024-11-12T22:03:54.952+08:00 INFO 1652 --- [ch11] [io-8082-exec-10] c.myf.interceptor.LoginCheckInterceptor : 请求头token为空返回未登录的信息
Demo【马亦飞】拦截到了请求...放行后逻辑
2024-11-14T15:53:52.250+08:00 ERROR 1652 --- [ch11] [onnection adder] com.zaxxer.hikari.pool.HikariPool : HikariPool-1 - Error thrown while acquiring connection from data source
com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
The last packet successfully received from the server was 7577 milliseconds ago. The last packet sent successfully to the server was 7596 milliseconds ago.
at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1364) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1349) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.zaxxer.hikari.pool.PoolBase.setupConnection(PoolBase.java:404) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:365) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:202) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:461) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:724) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:703) ~[HikariCP-5.1.0.jar!/:na]
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) ~[na:na]
at java.base/java.lang.Thread.run(Thread.java:842) ~[na:na]
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure
The last packet successfully received from the server was 7577 milliseconds ago. The last packet sent successfully to the server was 7596 milliseconds ago.
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:na]
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) ~[na:na]
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:na]
at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) ~[na:na]
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) ~[na:na]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:157) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.NativeSession.queryServerVariable(NativeSession.java:593) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1356) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
... 11 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808) ~[na:na]
at java.base/java.net.Socket$SocketInputStream.read(Socket.java:966) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70) ~[na:na]
at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1461) ~[na:na]
at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1065) ~[na:na]
at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132) ~[na:na]
at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
... 16 common frames omitted