###It may be that the mysql version you downloaded is too high, which matches the mysql-connector-java version you installed.
##You can choose to change the java driver that suits you.
##In addition, when you read the error report, it is mainly based on the error report in the error prompt bracket () to handle the exception,
##If there is a Time error in the (). Just add parameters when writing the address, as shown in the mouse above.
#This processing method is a few hours after consulting various Baidu modes, I hope it can help you