解决spirngboot连接mysql报Communications link failure问题
com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds
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springboot
springboot注解获取值
Class<?> targetCls = pjp.getTarget().getClass();
MethodSignature ms = (MethodSignature) pjp.getSignature();
Method method = targetCls.getDeclaredMetho
