Caused by: javax.net.ssl.SSLException: Received fatal alert: protocol

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   at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1575)
   at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:854)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:498)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeCustomInitMethod(AbstractAutowireCapableBeanFactory.java:1827)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1770)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1698)
   ... 102 common frames omitted
Caused by: javax.net.ssl.SSLException: Received fatal alert: protocol_version
   at sun.security.ssl.Alerts.getSSLException(Alerts.java:208)
   at sun.security.ssl.Alerts.getSSLException(Alerts.java:154)
   at sun.security.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:2020)
   at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1127)
   at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1367)
   at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1395)
   at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1379)
   at com.mysql.jdbc.ExportControlled.transformSocketToSSLSocket(ExportControlled.java:149)
   ... 130 common frames omitted

Process finished with exit code 1

原因: msyql 的驱动包5.0 去连接8.0版本的mysq

解决:

升级mysql驱动文章来源地址https://www.toymoban.com/news/detail-457775.html

<dependency>
    <groupId>mysql</groupId>
    <artifactId>mysql-connector-java</artifactId>
    <version>8.0.22</version>
</dependency>

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