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java.sql.SQLException: HikariDataSource HikariDataSource (HikariPool-7) has been closed. at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:80) at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:394) at org.springframework.jdbc.core.JdbcTemplate.query(JdbcTemplate.java:474) at org.springframework.jdbc.core.JdbcTemplate.query(JdbcTemplate.java:484) at org.springframework.jdbc.core.JdbcTemplate.queryForObject(JdbcTemplate.java:494) at org.springframework.jdbc.core.JdbcTemplate.queryForMap(JdbcTemplate.java:489)Caused by: java.sql.SQLException: HikariDataSource HikariDataSource(HikariPool-7) has been closed. at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:79) at org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(DataSourceUtils.java:111) at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:77) ... 6 more