Spring Data Jpa SQL Server重新连接？

Question

我有一个SpringBoot应用程序，该应用程序连接到SQL SERVER。但是几个小时后，它仍然可以工作，连接已关闭，我的整个应用程序都关闭了。我试图找到如何设置自动重新连接的方法，但仅找到MySql的解决方案。有人知道怎么做吗？ 干杯

编辑：堆栈跟踪

2018-10-18 01:07:10.346 WARN 14 --- [nio-8080-exec-5] com.zaxxer.hikari.pool.PoolBase : HikariPool-1 - Failed to validate connection ConnectionID:230 ClientConnectionId: 9d8060c2-016d-4040-a901-fadb5cd4a4c0 (The connection is closed.)
2018-10-18 01:07:40.344 WARN 14 --- [nio-8080-exec-5] o.s.b.a.jdbc.DataSourceHealthIndicator : DataSource health check failed
org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection; nested exception is java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30000ms.