public void doQueries() throws MyException{ // First try-with-resources. try ( Connection con = DriverManager.getConnection( dataSource ) ; PreparedStatement s1 = con.prepareStatement( updateSqlQuery ) ; PreparedStatement s2 = con.prepareStatement( selectSqlQuery ) ; ) { … Set parameters of PreparedStatements, etc. s1.executeUpdate() ; // Second try-with-resources, nested within first. try ( ResultSet rs = s2.executeQuery() ; ) { … process ResultSet } catch ( SQLException e2 ) { … handle exception related to ResultSet. } } catch ( SQLException e ) { … handle exception related to Connection or PreparedStatements. } }
Use try-with-resources
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转载自www.cnblogs.com/kakaisgood/p/10749701.html
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