You can't operate on a closed Connection!!!已解決
中文解釋：就是在一個關閉的鏈接內，你不能運轉程序了；spa 從網上找了很久答案也沒有找到，有的說是關閉connection，statement，resultset的順序問題；有的也不能自圓其說對象 最後的最後；經過我本身的檢查，我發現了一個問題：在dao層的實現類的最上方，我發現了問題get private static Connection conn = JDBCUtil.getConnecti
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相關文章
- 1. c3p0 You can't operate on a closed Connection解決辦法
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